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ThinkAdmin/public/static/plugs/ckeditor5/ckeditor.js
邹景立 a9c5cf9414 同时更新
2023-02-18 18:29:06 +08:00

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/*! For licensing, see https://gitee.com/zoujingli/think-admin-editor */
/*!
* @license Copyright (c) 2003-2023, CKSource Holding sp. z o.o. All rights reserved.
* For licensing, see LICENSE.md.
*/
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e=0;e<t._skippedIndexesFromExternal.length;e++)o<=t._skippedIndexesFromExternal[e]&&t._skippedIndexesFromExternal[e]++}};for(const e of t)i(0,e,t.getIndex(e));this.listenTo(t,"add",i),this.listenTo(t,"remove",((e,t,i)=>{const n=this._bindToExternalToInternalMap.get(t);n&&this.remove(n),this._skippedIndexesFromExternal=this._skippedIndexesFromExternal.reduce(((e,t)=>(i<t&&e.push(t-1),i>t&&e.push(t),e)),[])}))}_getItemIdBeforeAdding(e){const t=this._idProperty;let i;if(t in e){if(i=e[t],"string"!=typeof i)throw new k("collection-add-invalid-id",this);if(this.get(i))throw new k("collection-add-item-already-exists",this)}else e[t]=i=w();return i}_remove(e){let t,i,n,s=!1;const o=this._idProperty;if("string"==typeof e?(i=e,n=this._itemMap.get(i),s=!n,n&&(t=this._items.indexOf(n))):"number"==typeof e?(t=e,n=this._items[t],s=!n,n&&(i=n[o])):(n=e,i=n[o],t=this._items.indexOf(n),s=-1==t||!this._itemMap.get(i)),s)throw new k("collection-remove-404",this);this._items.splice(t,1),this._itemMap.delete(i);const r=this._bindToInternalToExternalMap.get(n);return this._bindToInternalToExternalMap.delete(n),this._bindToExternalToInternalMap.delete(r),this.fire("remove",n,t),[n,t]}[Symbol.iterator](){return this._items[Symbol.iterator]()}}function mo(e){const t=e.next();return t.done?null:t.value}class go extends(ws(G())){constructor(){super(),this._elements=new Set,this._nextEventLoopTimeout=null,this.set("isFocused",!1),this.set("focusedElement",null)}add(e){if(this._elements.has(e))throw new k("focustracker-add-element-already-exist",this);this.listenTo(e,"focus",(()=>this._focus(e)),{useCapture:!0}),this.listenTo(e,"blur",(()=>this._blur()),{useCapture:!0}),this._elements.add(e)}remove(e){e===this.focusedElement&&this._blur(),this._elements.has(e)&&(this.stopListening(e),this._elements.delete(e))}destroy(){this.stopListening()}_focus(e){clearTimeout(this._nextEventLoopTimeout),this.focusedElement=e,this.isFocused=!0}_blur(){clearTimeout(this._nextEventLoopTimeout),this._nextEventLoopTimeout=setTimeout((()=>{this.focusedElement=null,this.isFocused=!1}),0)}}class fo{constructor(){this._listener=new(ws())}listenTo(e){this._listener.listenTo(e,"keydown",((e,t)=>{this._listener.fire("_keydown:"+io(t),t)}))}set(e,t,i={}){const n=no(e),s=i.priority;this._listener.listenTo(this._listener,"_keydown:"+n,((e,i)=>{t(i,(()=>{i.preventDefault(),i.stopPropagation(),e.stop()})),e.return=!0}),{priority:s})}press(e){return!!this._listener.fire("_keydown:"+io(e),e)}destroy(){this._listener.stopListening()}}function po(e){return ne(e)?new Map(e):function(e){const t=new Map;for(const i in e)t.set(i,e[i]);return t}(e)}const bo=1e4;function wo(e,t){return!!(i=e.charAt(t-1))&&1==i.length&&/[\ud800-\udbff]/.test(i)&&function(e){return!!e&&1==e.length&&/[\udc00-\udfff]/.test(e)}(e.charAt(t));var i}function vo(e,t){return!!(i=e.charAt(t))&&1==i.length&&/[\u0300-\u036f\u1ab0-\u1aff\u1dc0-\u1dff\u20d0-\u20ff\ufe20-\ufe2f]/.test(i);var i}const _o=function(){const e=/\p{Regional_Indicator}{2}/u.source,t="(?:"+[/\p{Emoji}[\u{E0020}-\u{E007E}]+\u{E007F}/u,/\p{Emoji}\u{FE0F}?\u{20E3}/u,/\p{Emoji}\u{FE0F}/u,/(?=\p{General_Category=Other_Symbol})\p{Emoji}\p{Emoji_Modifier}*/u].map((e=>e.source)).join("|")+")";return new RegExp(`${e}|${t}(?:‍${t})*`,"ug")}();function yo(e,t){const i=String(e).matchAll(_o);return Array.from(i).some((e=>e.index<t&&t<e.index+e[0].length))}class ko extends uo{constructor(e=[]){super(e,{idProperty:"viewUid"}),this.on("add",((e,t,i)=>{this._renderViewIntoCollectionParent(t,i)})),this.on("remove",((e,t)=>{t.element&&this._parentElement&&t.element.remove()})),this._parentElement=null}destroy(){this.map((e=>e.destroy()))}setParent(e){this._parentElement=e;for(const e of this)this._renderViewIntoCollectionParent(e)}delegate(...e){if(!e.length||!e.every((e=>"string"==typeof e)))throw new k("ui-viewcollection-delegate-wrong-events",this);return{to:t=>{for(const i of this)for(const n of e)i.delegate(n).to(t);this.on("add",((i,n)=>{for(const i of e)n.delegate(i).to(t)})),this.on("remove",((i,n)=>{for(const i of e)n.stopDelegating(i,t)}))}}}_renderViewIntoCollectionParent(e,t){e.isRendered||e.render(),e.element&&this._parentElement&&this._parentElement.insertBefore(e.element,this._parentElement.children[t])}}class Ao extends(ws(G())){constructor(e){super(),this.element=null,this.isRendered=!1,this.locale=e,this.t=e&&e.t,this._viewCollections=new uo,this._unboundChildren=this.createCollection(),this._viewCollections.on("add",((t,i)=>{i.locale=e,i.t=e&&e.t})),this.decorate("render")}get bindTemplate(){return this._bindTemplate?this._bindTemplate:this._bindTemplate=Co.bind(this,this)}createCollection(e){const t=new ko(e);return this._viewCollections.add(t),t}registerChild(e){ne(e)||(e=[e]);for(const t of e)this._unboundChildren.add(t)}deregisterChild(e){ne(e)||(e=[e]);for(const t of e)this._unboundChildren.remove(t)}setTemplate(e){this.template=new Co(e)}extendTemplate(e){Co.extend(this.template,e)}render(){if(this.isRendered)throw new k("ui-view-render-already-rendered",this);this.template&&(this.element=this.template.render(),this.registerChild(this.template.getViews())),this.isRendered=!0}destroy(){this.stopListening(),this._viewCollections.map((e=>e.destroy())),this.template&&this.template._revertData&&this.template.revert(this.element)}}class Co extends(V()){constructor(e){super(),Object.assign(this,Bo(Oo(e))),this._isRendered=!1,this._revertData=null}render(){const e=this._renderNode({intoFragment:!0});return this._isRendered=!0,e}apply(e){return this._revertData={children:[],bindings:[],attributes:{}},this._renderNode({node:e,intoFragment:!1,isApplying:!0,revertData:this._revertData}),e}revert(e){if(!this._revertData)throw new k("ui-template-revert-not-applied",[this,e]);this._revertTemplateFromNode(e,this._revertData)}*getViews(){yield*function*e(t){if(t.children)for(const i of t.children)Lo(i)?yield i:Ho(i)&&(yield*e(i))}(this)}static bind(e,t){return{to:(i,n)=>new xo({eventNameOrFunction:i,attribute:i,observable:e,emitter:t,callback:n}),if:(i,n,s)=>new Eo({observable:e,emitter:t,attribute:i,valueIfTrue:n,callback:s})}}static extend(e,t){if(e._isRendered)throw new k("template-extend-render",[this,e]);Do(e,Bo(Oo(t)))}_renderNode(e){let t;if(t=e.node?this.tag&&this.text:this.tag?this.text:!this.text,t)throw new k("ui-template-wrong-syntax",this);return this.text?this._renderText(e):this._renderElement(e)}_renderElement(e){let t=e.node;return t||(t=e.node=document.createElementNS(this.ns||"http://www.w3.org/1999/xhtml",this.tag)),this._renderAttributes(e),this._renderElementChildren(e),this._setUpListeners(e),t}_renderText(e){let t=e.node;return t?e.revertData.text=t.textContent:t=e.node=document.createTextNode(""),So(this.text)?this._bindToObservable({schema:this.text,updater:Io(t),data:e}):t.textContent=this.text.join(""),t}_renderAttributes(e){if(!this.attributes)return;const t=e.node,i=e.revertData;for(const n in this.attributes){const s=t.getAttribute(n),o=this.attributes[n];i&&(i.attributes[n]=s);const r=Wo(o)?o[0].ns:null;if(So(o)){const a=Wo(o)?o[0].value:o;i&&jo(n)&&a.unshift(s),this._bindToObservable({schema:a,updater:Ro(t,n,r),data:e})}else if("style"==n&&"string"!=typeof o[0])this._renderStyleAttribute(o[0],e);else{i&&s&&jo(n)&&o.unshift(s);const e=o.map((e=>e&&e.value||e)).reduce(((e,t)=>e.concat(t)),[]).reduce(Mo,"");zo(e)||t.setAttributeNS(r,n,e)}}}_renderStyleAttribute(e,t){const i=t.node;for(const n in e){const s=e[n];So(s)?this._bindToObservable({schema:[s],updater:Vo(i,n),data:t}):i.style[n]=s}}_renderElementChildren(e){const t=e.node,i=e.intoFragment?document.createDocumentFragment():t,n=e.isApplying;let s=0;for(const o of this.children)if($o(o)){if(!n){o.setParent(t);for(const e of o)i.appendChild(e.element)}}else if(Lo(o))n||(o.isRendered||o.render(),i.appendChild(o.element));else if(fs(o))i.appendChild(o);else if(n){const t={children:[],bindings:[],attributes:{}};e.revertData.children.push(t),o._renderNode({intoFragment:!1,node:i.childNodes[s++],isApplying:!0,revertData:t})}else i.appendChild(o.render());e.intoFragment&&t.appendChild(i)}_setUpListeners(e){if(this.eventListeners)for(const t in this.eventListeners){const i=this.eventListeners[t].map((i=>{const[n,s]=t.split("@");return i.activateDomEventListener(n,s,e)}));e.revertData&&e.revertData.bindings.push(i)}}_bindToObservable({schema:e,updater:t,data:i}){const n=i.revertData;Po(e,t,i);const s=e.filter((e=>!zo(e))).filter((e=>e.observable)).map((n=>n.activateAttributeListener(e,t,i)));n&&n.bindings.push(s)}_revertTemplateFromNode(e,t){for(const e of t.bindings)for(const t of e)t();if(t.text)return void(e.textContent=t.text);const i=e;for(const e in t.attributes){const n=t.attributes[e];null===n?i.removeAttribute(e):i.setAttribute(e,n)}for(let e=0;e<t.children.length;++e)this._revertTemplateFromNode(i.childNodes[e],t.children[e])}}class To{constructor(e){this.attribute=e.attribute,this.observable=e.observable,this.emitter=e.emitter,this.callback=e.callback}getValue(e){const t=this.observable[this.attribute];return this.callback?this.callback(t,e):t}activateAttributeListener(e,t,i){const n=()=>Po(e,t,i);return this.emitter.listenTo(this.observable,`change:${this.attribute}`,n),()=>{this.emitter.stopListening(this.observable,`change:${this.attribute}`,n)}}}class xo extends To{constructor(e){super(e),this.eventNameOrFunction=e.eventNameOrFunction}activateDomEventListener(e,t,i){const n=(e,i)=>{t&&!i.target.matches(t)||("function"==typeof this.eventNameOrFunction?this.eventNameOrFunction(i):this.observable.fire(this.eventNameOrFunction,i))};return this.emitter.listenTo(i.node,e,n),()=>{this.emitter.stopListening(i.node,e,n)}}}class Eo extends To{constructor(e){super(e),this.valueIfTrue=e.valueIfTrue}getValue(e){return!zo(super.getValue(e))&&(this.valueIfTrue||!0)}}function So(e){return!!e&&(e.value&&(e=e.value),Array.isArray(e)?e.some(So):e instanceof To)}function Po(e,t,{node:i}){const n=function(e,t){return e.map((e=>e instanceof To?e.getValue(t):e))}(e,i);let s;s=1==e.length&&e[0]instanceof Eo?n[0]:n.reduce(Mo,""),zo(s)?t.remove():t.set(s)}function Io(e){return{set(t){e.textContent=t},remove(){e.textContent=""}}}function Ro(e,t,i){return{set(n){e.setAttributeNS(i,t,n)},remove(){e.removeAttributeNS(i,t)}}}function Vo(e,t){return{set(i){e.style[t]=i},remove(){e.style[t]=null}}}function Oo(e){return ds(e,(e=>{if(e&&(e instanceof To||Ho(e)||Lo(e)||$o(e)))return e}))}function Bo(e){if("string"==typeof e?e=function(e){return{text:[e]}}(e):e.text&&function(e){e.text=ro(e.text)}(e),e.on&&(e.eventListeners=function(e){for(const t in e)No(e,t);return e}(e.on),delete e.on),!e.text){e.attributes&&function(e){for(const t in e)e[t].value&&(e[t].value=ro(e[t].value)),No(e,t)}(e.attributes);const t=[];if(e.children)if($o(e.children))t.push(e.children);else for(const i of e.children)Ho(i)||Lo(i)||fs(i)?t.push(i):t.push(new Co(i));e.children=t}return e}function No(e,t){e[t]=ro(e[t])}function Mo(e,t){return zo(t)?e:zo(e)?t:`${e} ${t}`}function Fo(e,t){for(const i in t)e[i]?e[i].push(...t[i]):e[i]=t[i]}function Do(e,t){if(t.attributes&&(e.attributes||(e.attributes={}),Fo(e.attributes,t.attributes)),t.eventListeners&&(e.eventListeners||(e.eventListeners={}),Fo(e.eventListeners,t.eventListeners)),t.text&&e.text.push(...t.text),t.children&&t.children.length){if(e.children.length!=t.children.length)throw new k("ui-template-extend-children-mismatch",e);let i=0;for(const n of t.children)Do(e.children[i++],n)}}function zo(e){return!e&&0!==e}function Lo(e){return e instanceof Ao}function Ho(e){return e instanceof Co}function $o(e){return e instanceof ko}function Wo(e){return L(e[0])&&e[0].ns}function jo(e){return"class"==e||"style"==e}class Uo extends ko{constructor(e,t=[]){super(t),this.locale=e}attachToDom(){this._bodyCollectionContainer=new Co({tag:"div",attributes:{class:["ck","ck-reset_all","ck-body","ck-rounded-corners"],dir:this.locale.uiLanguageDirection},children:this}).render();let e=document.querySelector(".ck-body-wrapper");e||(e=function(e,t,i={},n=[]){const s=i&&i.xmlns,o=s?e.createElementNS(s,t):e.createElement(t);for(const e in i)o.setAttribute(e,i[e]);!ke(n)&&ne(n)||(n=[n]);for(let t of n)ke(t)&&(t=e.createTextNode(t)),o.appendChild(t);return o}(document,"div",{class:"ck-body-wrapper"}),document.body.appendChild(e)),e.appendChild(this._bodyCollectionContainer)}detachFromDom(){super.destroy(),this._bodyCollectionContainer&&this._bodyCollectionContainer.remove();const e=document.querySelector(".ck-body-wrapper");e&&0==e.childElementCount&&e.remove()}}class qo extends Ao{constructor(){super();const e=this.bindTemplate;this.set("content",""),this.set("viewBox","0 0 20 20"),this.set("fillColor",""),this.set("isColorInherited",!0),this.setTemplate({tag:"svg",ns:"http://www.w3.org/2000/svg",attributes:{class:["ck","ck-icon","ck-reset_all-excluded",e.if("isColorInherited","ck-icon_inherit-color")],viewBox:e.to("viewBox")}})}render(){super.render(),this._updateXMLContent(),this._colorFillPaths(),this.on("change:content",(()=>{this._updateXMLContent(),this._colorFillPaths()})),this.on("change:fillColor",(()=>{this._colorFillPaths()}))}_updateXMLContent(){if(this.content){const e=(new DOMParser).parseFromString(this.content.trim(),"image/svg+xml").querySelector("svg"),t=e.getAttribute("viewBox");t&&(this.viewBox=t);for(const{name:t,value:i}of Array.from(e.attributes))qo.presentationalAttributeNames.includes(t)&&this.element.setAttribute(t,i);for(;this.element.firstChild;)this.element.removeChild(this.element.firstChild);for(;e.childNodes.length>0;)this.element.appendChild(e.childNodes[0])}}_colorFillPaths(){this.fillColor&&this.element.querySelectorAll(".ck-icon__fill").forEach((e=>{e.style.fill=this.fillColor}))}}qo.presentationalAttributeNames=["alignment-baseline","baseline-shift","clip-path","clip-rule","color","color-interpolation","color-interpolation-filters","color-rendering","cursor","direction","display","dominant-baseline","fill","fill-opacity","fill-rule","filter","flood-color","flood-opacity","font-family","font-size","font-size-adjust","font-stretch","font-style","font-variant","font-weight","image-rendering","letter-spacing","lighting-color","marker-end","marker-mid","marker-start","mask","opacity","overflow","paint-order","pointer-events","shape-rendering","stop-color","stop-opacity","stroke","stroke-dasharray","stroke-dashoffset","stroke-linecap","stroke-linejoin","stroke-miterlimit","stroke-opacity","stroke-width","text-anchor","text-decoration","text-overflow","text-rendering","transform","unicode-bidi","vector-effect","visibility","white-space","word-spacing","writing-mode"];class Ko extends Ao{constructor(e){super(e);const t=this.bindTemplate,i=w();this.set("class",void 0),this.set("labelStyle",void 0),this.set("icon",void 0),this.set("isEnabled",!0),this.set("isOn",!1),this.set("isVisible",!0),this.set("isToggleable",!1),this.set("keystroke",void 0),this.set("label",void 0),this.set("tabindex",-1),this.set("tooltip",!1),this.set("tooltipPosition","s"),this.set("type","button"),this.set("withText",!1),this.set("withKeystroke",!1),this.children=this.createCollection(),this.labelView=this._createLabelView(i),this.iconView=new qo,this.iconView.extendTemplate({attributes:{class:"ck-button__icon"}}),this.keystrokeView=this._createKeystrokeView(),this.bind("_tooltipString").to(this,"tooltip",this,"label",this,"keystroke",this._getTooltipString.bind(this));const n={tag:"button",attributes:{class:["ck","ck-button",t.to("class"),t.if("isEnabled","ck-disabled",(e=>!e)),t.if("isVisible","ck-hidden",(e=>!e)),t.to("isOn",(e=>e?"ck-on":"ck-off")),t.if("withText","ck-button_with-text"),t.if("withKeystroke","ck-button_with-keystroke")],type:t.to("type",(e=>e||"button")),tabindex:t.to("tabindex"),"aria-labelledby":`ck-editor__aria-label_${i}`,"aria-disabled":t.if("isEnabled",!0,(e=>!e)),"aria-pressed":t.to("isOn",(e=>!!this.isToggleable&&String(!!e))),"data-cke-tooltip-text":t.to("_tooltipString"),"data-cke-tooltip-position":t.to("tooltipPosition")},children:this.children,on:{click:t.to((e=>{this.isEnabled?this.fire("execute"):e.preventDefault()}))}};l.isSafari&&(n.on.mousedown=t.to((e=>{this.focus(),e.preventDefault()}))),this.setTemplate(n)}render(){super.render(),this.icon&&(this.iconView.bind("content").to(this,"icon"),this.children.add(this.iconView)),this.children.add(this.labelView),this.withKeystroke&&this.keystroke&&this.children.add(this.keystrokeView)}focus(){this.element.focus()}_createLabelView(e){const t=new Ao,i=this.bindTemplate;return t.setTemplate({tag:"span",attributes:{class:["ck","ck-button__label"],style:i.to("labelStyle"),id:`ck-editor__aria-label_${e}`},children:[{text:this.bindTemplate.to("label")}]}),t}_createKeystrokeView(){const e=new Ao;return e.setTemplate({tag:"span",attributes:{class:["ck","ck-button__keystroke"]},children:[{text:this.bindTemplate.to("keystroke",(e=>so(e)))}]}),e}_getTooltipString(e,t,i){return e?"string"==typeof e?e:(i&&(i=so(i)),e instanceof Function?e(t,i):`${t}${i?` (${i})`:""}`):""}}class Go extends Ko{constructor(e){super(e),this.isToggleable=!0,this.toggleSwitchView=this._createToggleView(),this.extendTemplate({attributes:{class:"ck-switchbutton"}})}render(){super.render(),this.children.add(this.toggleSwitchView)}_createToggleView(){const e=new Ao;return e.setTemplate({tag:"span",attributes:{class:["ck","ck-button__toggle"]},children:[{tag:"span",attributes:{class:["ck","ck-button__toggle__inner"]}}]}),e}}function Jo(e,t){const i=e.t,n={Black:i("Black"),"Dim grey":i("Dim grey"),Grey:i("Grey"),"Light grey":i("Light grey"),White:i("White"),Red:i("Red"),Orange:i("Orange"),Yellow:i("Yellow"),"Light green":i("Light green"),Green:i("Green"),Aquamarine:i("Aquamarine"),Turquoise:i("Turquoise"),"Light blue":i("Light blue"),Blue:i("Blue"),Purple:i("Purple")};return t.map((e=>{const t=n[e.label];return t&&t!=e.label&&(e.label=t),e}))}function Qo(e){return e.map(Yo).filter((e=>!!e))}function Yo(e){return"string"==typeof e?{model:e,label:e,hasBorder:!1,view:{name:"span",styles:{color:e}}}:{model:e.color,label:e.label||e.color,hasBorder:void 0!==e.hasBorder&&e.hasBorder,view:{name:"span",styles:{color:`${e.color}`}}}}class Xo extends Ko{constructor(e){super(e);const t=this.bindTemplate;this.set("color",void 0),this.set("hasBorder",!1),this.icon='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path class="ck-icon__fill" d="M16.935 5.328a2 2 0 0 1 0 2.829l-7.778 7.778a2 2 0 0 1-2.829 0L3.5 13.107a1.999 1.999 0 1 1 2.828-2.829l.707.707a1 1 0 0 0 1.414 0l5.658-5.657a2 2 0 0 1 2.828 0z"/><path d="M14.814 6.035 8.448 12.4a1 1 0 0 1-1.414 0l-1.413-1.415A1 1 0 1 0 4.207 12.4l2.829 2.829a1 1 0 0 0 1.414 0l7.778-7.778a1 1 0 1 0-1.414-1.415z"/></svg>',this.extendTemplate({attributes:{style:{backgroundColor:t.to("color")},class:["ck","ck-color-grid__tile",t.if("hasBorder","ck-color-table__color-tile_bordered")]}})}render(){super.render(),this.iconView.fillColor="hsl(0, 0%, 100%)"}}class Zo extends Ao{constructor(e,t){super(e);const i=t&&t.colorDefinitions||[];this.columns=t&&t.columns?t.columns:5;const n={gridTemplateColumns:`repeat( ${this.columns}, 1fr)`};this.set("selectedColor",void 0),this.items=this.createCollection(),this.focusTracker=new go,this.keystrokes=new fo,this.items.on("add",((e,t)=>{t.isOn=t.color===this.selectedColor})),i.forEach((e=>{const t=new Xo;t.set({color:e.color,label:e.label,tooltip:!0,hasBorder:e.options.hasBorder}),t.on("execute",(()=>{this.fire("execute",{value:e.color,hasBorder:e.options.hasBorder,label:e.label})})),this.items.add(t)})),this.setTemplate({tag:"div",children:this.items,attributes:{class:["ck","ck-color-grid"],style:n}}),this.on("change:selectedColor",((e,t,i)=>{for(const e of this.items)e.isOn=e.color===i}))}focus(){this.items.length&&this.items.first.focus()}focusLast(){this.items.length&&this.items.last.focus()}render(){super.render();for(const e of this.items)this.focusTracker.add(e.element);this.items.on("add",((e,t)=>{this.focusTracker.add(t.element)})),this.items.on("remove",((e,t)=>{this.focusTracker.remove(t.element)})),this.keystrokes.listenTo(this.element),o({keystrokeHandler:this.keystrokes,focusTracker:this.focusTracker,gridItems:this.items,numberOfColumns:this.columns,uiLanguageDirection:this.locale&&this.locale.uiLanguageDirection})}destroy(){super.destroy(),this.focusTracker.destroy(),this.keystrokes.destroy()}}class er{constructor(e){this.editor=e,this._components=new Map}*names(){for(const e of this._components.values())yield e.originalName}add(e,t){this._components.set(tr(e),{callback:t,originalName:e})}create(e){if(!this.has(e))throw new k("componentfactory-item-missing",this,{name:e});return this._components.get(tr(e)).callback(this.editor.locale)}has(e){return this._components.has(tr(e))}}function tr(e){return String(e).toLowerCase()}class ir extends Ao{constructor(e,t,i){super(e);const n=this.bindTemplate;this.buttonView=t,this.panelView=i,this.set("isOpen",!1),this.set("isEnabled",!0),this.set("class",void 0),this.set("id",void 0),this.set("panelPosition","auto"),this.keystrokes=new fo,this.focusTracker=new go,this.setTemplate({tag:"div",attributes:{class:["ck","ck-dropdown",n.to("class"),n.if("isEnabled","ck-disabled",(e=>!e))],id:n.to("id"),"aria-describedby":n.to("ariaDescribedById")},children:[t,i]}),t.extendTemplate({attributes:{class:["ck-dropdown__button"],"data-cke-tooltip-disabled":n.to("isOpen")}})}render(){super.render(),this.focusTracker.add(this.buttonView.element),this.focusTracker.add(this.panelView.element),this.listenTo(this.buttonView,"open",(()=>{this.isOpen=!this.isOpen})),this.panelView.bind("isVisible").to(this,"isOpen"),this.on("change:isOpen",((e,t,i)=>{i&&("auto"===this.panelPosition?this.panelView.position=ir._getOptimalPosition({element:this.panelView.element,target:this.buttonView.element,fitInViewport:!0,positions:this._panelPositions}).name:this.panelView.position=this.panelPosition)})),this.keystrokes.listenTo(this.element);const e=(e,t)=>{this.isOpen&&(this.isOpen=!1,t())};this.keystrokes.set("arrowdown",((e,t)=>{this.buttonView.isEnabled&&!this.isOpen&&(this.isOpen=!0,t())})),this.keystrokes.set("arrowright",((e,t)=>{this.isOpen&&t()})),this.keystrokes.set("arrowleft",e),this.keystrokes.set("esc",e)}focus(){this.buttonView.focus()}get _panelPositions(){const{south:e,north:t,southEast:i,southWest:n,northEast:s,northWest:o,southMiddleEast:r,southMiddleWest:a,northMiddleEast:l,northMiddleWest:c}=ir.defaultPanelPositions;return"rtl"!==this.locale.uiLanguageDirection?[i,n,r,a,e,s,o,l,c,t]:[n,i,a,r,e,o,s,c,l,t]}}ir.defaultPanelPositions={south:(e,t)=>({top:e.bottom,left:e.left-(t.width-e.width)/2,name:"s"}),southEast:e=>({top:e.bottom,left:e.left,name:"se"}),southWest:(e,t)=>({top:e.bottom,left:e.left-t.width+e.width,name:"sw"}),southMiddleEast:(e,t)=>({top:e.bottom,left:e.left-(t.width-e.width)/4,name:"sme"}),southMiddleWest:(e,t)=>({top:e.bottom,left:e.left-3*(t.width-e.width)/4,name:"smw"}),north:(e,t)=>({top:e.top-t.height,left:e.left-(t.width-e.width)/2,name:"n"}),northEast:(e,t)=>({top:e.top-t.height,left:e.left,name:"ne"}),northWest:(e,t)=>({top:e.top-t.height,left:e.left-t.width+e.width,name:"nw"}),northMiddleEast:(e,t)=>({top:e.top-t.height,left:e.left-(t.width-e.width)/4,name:"nme"}),northMiddleWest:(e,t)=>({top:e.top-t.height,left:e.left-3*(t.width-e.width)/4,name:"nmw"})},ir._getOptimalPosition=zs;const nr='<svg viewBox="0 0 10 10" xmlns="http://www.w3.org/2000/svg"><path d="M.941 4.523a.75.75 0 1 1 1.06-1.06l3.006 3.005 3.005-3.005a.75.75 0 1 1 1.06 1.06l-3.549 3.55a.75.75 0 0 1-1.168-.136L.941 4.523z"/></svg>';class sr extends Ko{constructor(e){super(e),this.arrowView=this._createArrowView(),this.extendTemplate({attributes:{"aria-haspopup":!0,"aria-expanded":this.bindTemplate.to("isOn",(e=>String(e)))}}),this.delegate("execute").to(this,"open")}render(){super.render(),this.children.add(this.arrowView)}_createArrowView(){const e=new qo;return e.content=nr,e.extendTemplate({attributes:{class:"ck-dropdown__arrow"}}),e}}class or extends Ao{constructor(e){super(e);const t=this.bindTemplate;this.set("class",void 0),this.set("labelStyle",void 0),this.set("icon",void 0),this.set("isEnabled",!0),this.set("isOn",!1),this.set("isToggleable",!1),this.set("isVisible",!0),this.set("keystroke",void 0),this.set("withKeystroke",!1),this.set("label",void 0),this.set("tabindex",-1),this.set("tooltip",!1),this.set("tooltipPosition","s"),this.set("type","button"),this.set("withText",!1),this.children=this.createCollection(),this.actionView=this._createActionView(),this.arrowView=this._createArrowView(),this.keystrokes=new fo,this.focusTracker=new go,this.setTemplate({tag:"div",attributes:{class:["ck","ck-splitbutton",t.to("class"),t.if("isVisible","ck-hidden",(e=>!e)),this.arrowView.bindTemplate.if("isOn","ck-splitbutton_open")]},children:this.children})}render(){super.render(),this.children.add(this.actionView),this.children.add(this.arrowView),this.focusTracker.add(this.actionView.element),this.focusTracker.add(this.arrowView.element),this.keystrokes.listenTo(this.element),this.keystrokes.set("arrowright",((e,t)=>{this.focusTracker.focusedElement===this.actionView.element&&(this.arrowView.focus(),t())})),this.keystrokes.set("arrowleft",((e,t)=>{this.focusTracker.focusedElement===this.arrowView.element&&(this.actionView.focus(),t())}))}destroy(){super.destroy(),this.focusTracker.destroy(),this.keystrokes.destroy()}focus(){this.actionView.focus()}_createActionView(){const e=new Ko;return e.bind("icon","isEnabled","isOn","isToggleable","keystroke","label","tabindex","tooltip","tooltipPosition","type","withText").to(this),e.extendTemplate({attributes:{class:"ck-splitbutton__action"}}),e.delegate("execute").to(this),e}_createArrowView(){const e=new Ko,t=e.bindTemplate;return e.icon=nr,e.extendTemplate({attributes:{class:["ck-splitbutton__arrow"],"data-cke-tooltip-disabled":t.to("isOn"),"aria-haspopup":!0,"aria-expanded":t.to("isOn",(e=>String(e)))}}),e.bind("isEnabled").to(this),e.bind("label").to(this),e.bind("tooltip").to(this),e.delegate("execute").to(this,"open"),e}}class rr extends Ao{constructor(e){super(e);const t=this.bindTemplate;this.set("isVisible",!1),this.set("position","se"),this.children=this.createCollection(),this.setTemplate({tag:"div",attributes:{class:["ck","ck-reset","ck-dropdown__panel",t.to("position",(e=>`ck-dropdown__panel_${e}`)),t.if("isVisible","ck-dropdown__panel-visible")]},children:this.children,on:{selectstart:t.to((e=>e.preventDefault()))}})}focus(){if(this.children.length){const e=this.children.first;"function"==typeof e.focus?e.focus():A("ui-dropdown-panel-focus-child-missing-focus",{childView:this.children.first,dropdownPanel:this})}}focusLast(){if(this.children.length){const e=this.children.last;"function"==typeof e.focusLast?e.focusLast():e.focus()}}}class ar{constructor(e){if(this.focusables=e.focusables,this.focusTracker=e.focusTracker,this.keystrokeHandler=e.keystrokeHandler,this.actions=e.actions,e.actions&&e.keystrokeHandler)for(const t in e.actions){let i=e.actions[t];"string"==typeof i&&(i=[i]);for(const n of i)e.keystrokeHandler.set(n,((e,i)=>{this[t](),i()}))}}get first(){return this.focusables.find(lr)||null}get last(){return this.focusables.filter(lr).slice(-1)[0]||null}get next(){return this._getFocusableItem(1)}get previous(){return this._getFocusableItem(-1)}get current(){let e=null;return null===this.focusTracker.focusedElement?null:(this.focusables.find(((t,i)=>{const n=t.element===this.focusTracker.focusedElement;return n&&(e=i),n})),e)}focusFirst(){this._focus(this.first)}focusLast(){this._focus(this.last)}focusNext(){this._focus(this.next)}focusPrevious(){this._focus(this.previous)}_focus(e){e&&e.focus()}_getFocusableItem(e){const t=this.current,i=this.focusables.length;if(!i)return null;if(null===t)return this[1===e?"first":"last"];let n=(t+i+e)%i;do{const t=this.focusables.get(n);if(lr(t))return t;n=(n+i+e)%i}while(n!==t);return null}}function lr(e){return!(!e.focus||!Ds(e.element))}class cr extends Ao{constructor(e){super(e),this.setTemplate({tag:"span",attributes:{class:["ck","ck-toolbar__separator"]}})}}class dr extends Ao{constructor(e){super(e),this.setTemplate({tag:"span",attributes:{class:["ck","ck-toolbar__line-break"]}})}}function hr(e){return Array.isArray(e)?{items:e,removeItems:[]}:e?Object.assign({items:[],removeItems:[]},e):{items:[],removeItems:[]}}class ur extends(G()){constructor(e){super(),this.editor=e,this.set("isEnabled",!0),this._disableStack=new Set}forceDisabled(e){this._disableStack.add(e),1==this._disableStack.size&&(this.on("set:isEnabled",mr,{priority:"highest"}),this.isEnabled=!1)}clearForceDisabled(e){this._disableStack.delete(e),0==this._disableStack.size&&(this.off("set:isEnabled",mr),this.isEnabled=!0)}destroy(){this.stopListening()}static get isContextPlugin(){return!1}}function mr(e){e.return=!1,e.stop()}class gr extends(G()){constructor(e){super(),this.editor=e,this.set("value",void 0),this.set("isEnabled",!1),this._affectsData=!0,this._disableStack=new Set,this.decorate("execute"),this.listenTo(this.editor.model.document,"change",(()=>{this.refresh()})),this.on("execute",(e=>{this.isEnabled||e.stop()}),{priority:"high"}),this.listenTo(e,"change:isReadOnly",((e,t,i)=>{i&&this.affectsData?this.forceDisabled("readOnlyMode"):this.clearForceDisabled("readOnlyMode")}))}get affectsData(){return this._affectsData}set affectsData(e){this._affectsData=e}refresh(){this.isEnabled=!0}forceDisabled(e){this._disableStack.add(e),1==this._disableStack.size&&(this.on("set:isEnabled",fr,{priority:"highest"}),this.isEnabled=!1)}clearForceDisabled(e){this._disableStack.delete(e),0==this._disableStack.size&&(this.off("set:isEnabled",fr),this.refresh())}execute(...e){}destroy(){this.stopListening()}}function fr(e){e.return=!1,e.stop()}class pr extends gr{constructor(e){super(e),this._childCommandsDefinitions=[]}refresh(){}execute(...e){const t=this._getFirstEnabledCommand();return!!t&&t.execute(e)}registerChildCommand(e,t={}){_(this._childCommandsDefinitions,{command:e,priority:t.priority||"normal"}),e.on("change:isEnabled",(()=>this._checkEnabled())),this._checkEnabled()}_checkEnabled(){this.isEnabled=!!this._getFirstEnabledCommand()}_getFirstEnabledCommand(){const e=this._childCommandsDefinitions.find((({command:e})=>e.isEnabled));return e&&e.command}}class br extends(V()){constructor(e,t=[],i=[]){super(),this._context=e,this._plugins=new Map,this._availablePlugins=new Map;for(const e of t)e.pluginName&&this._availablePlugins.set(e.pluginName,e);this._contextPlugins=new Map;for(const[e,t]of i)this._contextPlugins.set(e,t),this._contextPlugins.set(t,e),e.pluginName&&this._availablePlugins.set(e.pluginName,e)}*[Symbol.iterator](){for(const e of this._plugins)"function"==typeof e[0]&&(yield e)}get(e){const t=this._plugins.get(e);if(!t){let t=e;throw"function"==typeof e&&(t=e.pluginName||e.name),new k("plugincollection-plugin-not-loaded",this._context,{plugin:t})}return t}has(e){return this._plugins.has(e)}init(e,t=[],i=[]){const n=this,s=this._context;!function e(t,i=new Set){t.forEach((t=>{a(t)&&(i.has(t)||(i.add(t),t.pluginName&&!n._availablePlugins.has(t.pluginName)&&n._availablePlugins.set(t.pluginName,t),t.requires&&e(t.requires,i)))}))}(e),h(e);const o=[...function e(t,i=new Set){return t.map((e=>a(e)?e:n._availablePlugins.get(e))).reduce(((t,n)=>i.has(n)?t:(i.add(n),n.requires&&(h(n.requires,n),e(n.requires,i).forEach((e=>t.add(e)))),t.add(n))),new Set)}(e.filter((e=>!c(e,t))))];!function(e,t){for(const i of t){if("function"!=typeof i)throw new k("plugincollection-replace-plugin-invalid-type",null,{pluginItem:i});const t=i.pluginName;if(!t)throw new k("plugincollection-replace-plugin-missing-name",null,{pluginItem:i});if(i.requires&&i.requires.length)throw new k("plugincollection-plugin-for-replacing-cannot-have-dependencies",null,{pluginName:t});const s=n._availablePlugins.get(t);if(!s)throw new k("plugincollection-plugin-for-replacing-not-exist",null,{pluginName:t});const o=e.indexOf(s);if(-1===o){if(n._contextPlugins.has(s))return;throw new k("plugincollection-plugin-for-replacing-not-loaded",null,{pluginName:t})}if(s.requires&&s.requires.length)throw new k("plugincollection-replaced-plugin-cannot-have-dependencies",null,{pluginName:t});e.splice(o,1,i),n._availablePlugins.set(t,i)}}(o,i);const r=function(e){return e.map((e=>{let t=n._contextPlugins.get(e);return t=t||new e(s),n._add(e,t),t}))}(o);return u(r,"init").then((()=>u(r,"afterInit"))).then((()=>r));function a(e){return"function"==typeof e}function l(e){return a(e)&&e.isContextPlugin}function c(e,t){return t.some((t=>t===e||(d(e)===t||d(t)===e)))}function d(e){return a(e)?e.pluginName||e.name:e}function h(e,i=null){e.map((e=>a(e)?e:n._availablePlugins.get(e)||e)).forEach((e=>{!function(e,t){if(a(e))return;if(t)throw new k("plugincollection-soft-required",s,{missingPlugin:e,requiredBy:d(t)});throw new k("plugincollection-plugin-not-found",s,{plugin:e})}(e,i),function(e,t){if(!l(t))return;if(l(e))return;throw new k("plugincollection-context-required",s,{plugin:d(e),requiredBy:d(t)})}(e,i),function(e,i){if(!i)return;if(!c(e,t))return;throw new k("plugincollection-required",s,{plugin:d(e),requiredBy:d(i)})}(e,i)}))}function u(e,t){return e.reduce(((e,i)=>i[t]?n._contextPlugins.has(i)?e:e.then(i[t].bind(i)):e),Promise.resolve())}}destroy(){const e=[];for(const[,t]of this)"function"!=typeof t.destroy||this._contextPlugins.has(t)||e.push(t.destroy());return Promise.all(e)}_add(e,t){this._plugins.set(e,t);const i=e.pluginName;if(i){if(this._plugins.has(i))throw new k("plugincollection-plugin-name-conflict",null,{pluginName:i,plugin1:this._plugins.get(i).constructor,plugin2:e});this._plugins.set(i,t)}}}class wr{constructor(e){this.config=new us(e,this.constructor.defaultConfig);const t=this.constructor.builtinPlugins;this.config.define("plugins",t),this.plugins=new br(this,t);const i=this.config.get("language")||{};this.locale=new ho({uiLanguage:"string"==typeof i?i:i.ui,contentLanguage:this.config.get("language.content")}),this.t=this.locale.t,this.editors=new uo,this._contextOwner=null}initPlugins(){const e=this.config.get("plugins")||[],t=this.config.get("substitutePlugins")||[];for(const i of e.concat(t)){if("function"!=typeof i)throw new k("context-initplugins-constructor-only",null,{Plugin:i});if(!0!==i.isContextPlugin)throw new k("context-initplugins-invalid-plugin",null,{Plugin:i})}return this.plugins.init(e,[],t)}destroy(){return Promise.all(Array.from(this.editors,(e=>e.destroy()))).then((()=>this.plugins.destroy()))}_addEditor(e,t){if(this._contextOwner)throw new k("context-addeditor-private-context");this.editors.add(e),t&&(this._contextOwner=e)}_removeEditor(e){return this.editors.has(e)&&this.editors.remove(e),this._contextOwner===e?this.destroy():Promise.resolve()}_getEditorConfig(){const e={};for(const t of this.config.names())["plugins","removePlugins","extraPlugins"].includes(t)||(e[t]=this.config.get(t));return e}static create(e){return new Promise((t=>{const i=new this(e);t(i.initPlugins().then((()=>i)))}))}}class vr extends(G()){constructor(e){super(),this.context=e}destroy(){this.stopListening()}static get isContextPlugin(){return!0}}const _r=new WeakMap;function yr(e){const{view:t,element:i,text:n,isDirectHost:s=!0,keepOnFocus:o=!1}=e,r=t.document;_r.has(r)||(_r.set(r,new Map),r.registerPostFixer((e=>Ar(r,e))),r.on("change:isComposing",(()=>{t.change((e=>Ar(r,e)))}),{priority:"high"})),_r.get(r).set(i,{text:n,isDirectHost:s,keepOnFocus:o,hostElement:s?i:null}),t.change((e=>Ar(r,e)))}function kr(e,t){return!!t.hasClass("ck-placeholder")&&(e.removeClass("ck-placeholder",t),!0)}function Ar(e,t){const i=_r.get(e),n=[];let s=!1;for(const[e,o]of i)o.isDirectHost&&(n.push(e),Cr(t,e,o)&&(s=!0));for(const[e,o]of i){if(o.isDirectHost)continue;const i=Tr(e);i&&(n.includes(i)||(o.hostElement=i,Cr(t,e,o)&&(s=!0)))}return s}function Cr(e,t,i){const{text:n,isDirectHost:s,hostElement:o}=i;let r=!1;o.getAttribute("data-placeholder")!==n&&(e.setAttribute("data-placeholder",n,o),r=!0);return(s||1==t.childCount)&&function(e,t){if(!e.isAttached())return!1;const i=Array.from(e.getChildren()).some((e=>!e.is("uiElement")));if(i)return!1;const n=e.document,s=n.selection.anchor;return!(n.isComposing&&s&&s.parent===e||!t&&n.isFocused&&(!s||s.parent===e))}(o,i.keepOnFocus)?function(e,t){return!t.hasClass("ck-placeholder")&&(e.addClass("ck-placeholder",t),!0)}(e,o)&&(r=!0):kr(e,o)&&(r=!0),r}function Tr(e){if(e.childCount){const t=e.getChild(0);if(t.is("element")&&!t.is("uiElement")&&!t.is("attributeElement"))return t}return null}class xr{is(){throw new Error("is() method is abstract")}}var Er=4;const Sr=function(e){return as(e,Er)};class Pr 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i=t.split(/\s+/);e.clear(),i.forEach((t=>e.add(t)))}Da.prototype.is=function(e,t){return t?t===this.name&&("element"===e||"view:element"===e):"element"===e||"view:element"===e||"node"===e||"view:node"===e};class La extends Da{constructor(...e){super(...e),this.getFillerOffset=Ha}}function Ha(){const e=[...this.getChildren()],t=e[this.childCount-1];if(t&&t.is("element","br"))return this.childCount;for(const t of e)if(!t.is("uiElement"))return null;return this.childCount}La.prototype.is=function(e,t){return t?t===this.name&&("containerElement"===e||"view:containerElement"===e||"element"===e||"view:element"===e):"containerElement"===e||"view:containerElement"===e||"element"===e||"view:element"===e||"node"===e||"view:node"===e};class $a extends(G(La)){constructor(...e){super(...e);const 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t?t===this.name&&("rootElement"===e||"view:rootElement"===e||"editableElement"===e||"view:editableElement"===e||"containerElement"===e||"view:containerElement"===e||"element"===e||"view:element"===e):"rootElement"===e||"view:rootElement"===e||"editableElement"===e||"view:editableElement"===e||"containerElement"===e||"view:containerElement"===e||"element"===e||"view:element"===e||"node"===e||"view:node"===e};class Ua{constructor(e={}){if(!e.boundaries&&!e.startPosition)throw new k("view-tree-walker-no-start-position",null);if(e.direction&&"forward"!=e.direction&&"backward"!=e.direction)throw new k("view-tree-walker-unknown-direction",e.startPosition,{direction:e.direction});this.boundaries=e.boundaries||null,e.startPosition?this.position=qa._createAt(e.startPosition):this.position=qa._createAt(e.boundaries["backward"==e.direction?"end":"start"]),this.direction=e.direction||"forward",this.singleCharacters=!!e.singleCharacters,this.shallow=!!e.shallow,this.ignoreElementEnd=!!e.ignoreElementEnd,this._boundaryStartParent=this.boundaries?this.boundaries.start.parent:null,this._boundaryEndParent=this.boundaries?this.boundaries.end.parent:null}[Symbol.iterator](){return this}skip(e){let t,i,n;do{n=this.position,({done:t,value:i}=this.next())}while(!t&&e(i));t||(this.position=n)}next(){return"forward"==this.direction?this._next():this._previous()}_next(){let e=this.position.clone();const t=this.position,i=e.parent;if(null===i.parent&&e.offset===i.childCount)return{done:!0,value:void 0};if(i===this._boundaryEndParent&&e.offset==this.boundaries.end.offset)return{done:!0,value:void 0};let n;if(i instanceof Ir){if(e.isAtEnd)return this.position=qa._createAfter(i),this._next();n=i.data[e.offset]}else n=i.getChild(e.offset);if(n instanceof Da)return this.shallow?e.offset++:e=new qa(n,0),this.position=e,this._formatReturnValue("elementStart",n,t,e,1);if(n instanceof Ir){if(this.singleCharacters)return e=new qa(n,0),this.position=e,this._next();{let i,s=n.data.length;return n==this._boundaryEndParent?(s=this.boundaries.end.offset,i=new Rr(n,0,s),e=qa._createAfter(i)):(i=new Rr(n,0,n.data.length),e.offset++),this.position=e,this._formatReturnValue("text",i,t,e,s)}}if("string"==typeof n){let n;if(this.singleCharacters)n=1;else{n=(i===this._boundaryEndParent?this.boundaries.end.offset:i.data.length)-e.offset}const s=new Rr(i,e.offset,n);return e.offset+=n,this.position=e,this._formatReturnValue("text",s,t,e,n)}return e=qa._createAfter(i),this.position=e,this.ignoreElementEnd?this._next():this._formatReturnValue("elementEnd",i,t,e)}_previous(){let e=this.position.clone();const t=this.position,i=e.parent;if(null===i.parent&&0===e.offset)return{done:!0,value:void 0};if(i==this._boundaryStartParent&&e.offset==this.boundaries.start.offset)return{done:!0,value:void 0};let n;if(i instanceof Ir){if(e.isAtStart)return this.position=qa._createBefore(i),this._previous();n=i.data[e.offset-1]}else n=i.getChild(e.offset-1);if(n instanceof Da)return this.shallow?(e.offset--,this.position=e,this._formatReturnValue("elementStart",n,t,e,1)):(e=new qa(n,n.childCount),this.position=e,this.ignoreElementEnd?this._previous():this._formatReturnValue("elementEnd",n,t,e));if(n instanceof Ir){if(this.singleCharacters)return e=new qa(n,n.data.length),this.position=e,this._previous();{let i,s=n.data.length;if(n==this._boundaryStartParent){const t=this.boundaries.start.offset;i=new Rr(n,t,n.data.length-t),s=i.data.length,e=qa._createBefore(i)}else i=new Rr(n,0,n.data.length),e.offset--;return this.position=e,this._formatReturnValue("text",i,t,e,s)}}if("string"==typeof n){let n;if(this.singleCharacters)n=1;else{const t=i===this._boundaryStartParent?this.boundaries.start.offset:0;n=e.offset-t}e.offset-=n;const s=new Rr(i,e.offset,n);return this.position=e,this._formatReturnValue("text",s,t,e,n)}return e=qa._createBefore(i),this.position=e,this._formatReturnValue("elementStart",i,t,e,1)}_formatReturnValue(e,t,i,n,s){return t instanceof Rr&&(t.offsetInText+t.data.length==t.textNode.data.length&&("forward"!=this.direction||this.boundaries&&this.boundaries.end.isEqual(this.position)?i=qa._createAfter(t.textNode):(n=qa._createAfter(t.textNode),this.position=n)),0===t.offsetInText&&("backward"!=this.direction||this.boundaries&&this.boundaries.start.isEqual(this.position)?i=qa._createBefore(t.textNode):(n=qa._createBefore(t.textNode),this.position=n))),{done:!1,value:{type:e,item:t,previousPosition:i,nextPosition:n,length:s}}}}class qa extends xr{constructor(e,t){super(),this.parent=e,this.offset=t}get nodeAfter(){return this.parent.is("$text")?null:this.parent.getChild(this.offset)||null}get nodeBefore(){return this.parent.is("$text")?null:this.parent.getChild(this.offset-1)||null}get isAtStart(){return 0===this.offset}get isAtEnd(){const e=this.parent.is("$text")?this.parent.data.length:this.parent.childCount;return this.offset===e}get root(){return this.parent.root}get editableElement(){let e=this.parent;for(;!(e instanceof $a);){if(!e.parent)return null;e=e.parent}return e}getShiftedBy(e){const t=qa._createAt(this),i=t.offset+e;return t.offset=i<0?0:i,t}getLastMatchingPosition(e,t={}){t.startPosition=this;const i=new Ua(t);return i.skip(e),i.position}getAncestors(){return this.parent.is("documentFragment")?[this.parent]:this.parent.getAncestors({includeSelf:!0})}getCommonAncestor(e){const t=this.getAncestors(),i=e.getAncestors();let n=0;for(;t[n]==i[n]&&t[n];)n++;return 0===n?null:t[n-1]}isEqual(e){return this.parent==e.parent&&this.offset==e.offset}isBefore(e){return"before"==this.compareWith(e)}isAfter(e){return"after"==this.compareWith(e)}compareWith(e){if(this.root!==e.root)return"different";if(this.isEqual(e))return"same";const t=this.parent.is("node")?this.parent.getPath():[],i=e.parent.is("node")?e.parent.getPath():[];t.push(this.offset),i.push(e.offset);const n=ie(t,i);switch(n){case"prefix":return"before";case"extension":return"after";default:return t[n]<i[n]?"before":"after"}}getWalker(e={}){return e.startPosition=this,new Ua(e)}clone(){return new qa(this.parent,this.offset)}static _createAt(e,t){if(e instanceof qa)return new this(e.parent,e.offset);{const i=e;if("end"==t)t=i.is("$text")?i.data.length:i.childCount;else{if("before"==t)return this._createBefore(i);if("after"==t)return this._createAfter(i);if(0!==t&&!t)throw new k("view-createpositionat-offset-required",i)}return new qa(i,t)}}static _createAfter(e){if(e.is("$textProxy"))return new qa(e.textNode,e.offsetInText+e.data.length);if(!e.parent)throw new k("view-position-after-root",e,{root:e});return new qa(e.parent,e.index+1)}static _createBefore(e){if(e.is("$textProxy"))return new qa(e.textNode,e.offsetInText);if(!e.parent)throw new k("view-position-before-root",e,{root:e});return new qa(e.parent,e.index)}}qa.prototype.is=function(e){return"position"===e||"view:position"===e};class Ka extends xr{constructor(e,t=null){super(),this.start=e.clone(),this.end=t?t.clone():e.clone()}*[Symbol.iterator](){yield*new Ua({boundaries:this,ignoreElementEnd:!0})}get isCollapsed(){return this.start.isEqual(this.end)}get isFlat(){return this.start.parent===this.end.parent}get root(){return this.start.root}getEnlarged(){let e=this.start.getLastMatchingPosition(Ga,{direction:"backward"}),t=this.end.getLastMatchingPosition(Ga);return e.parent.is("$text")&&e.isAtStart&&(e=qa._createBefore(e.parent)),t.parent.is("$text")&&t.isAtEnd&&(t=qa._createAfter(t.parent)),new Ka(e,t)}getTrimmed(){let e=this.start.getLastMatchingPosition(Ga);if(e.isAfter(this.end)||e.isEqual(this.end))return new Ka(e,e);let t=this.end.getLastMatchingPosition(Ga,{direction:"backward"});const i=e.nodeAfter,n=t.nodeBefore;return i&&i.is("$text")&&(e=new qa(i,0)),n&&n.is("$text")&&(t=new qa(n,n.data.length)),new Ka(e,t)}isEqual(e){return this==e||this.start.isEqual(e.start)&&this.end.isEqual(e.end)}containsPosition(e){return e.isAfter(this.start)&&e.isBefore(this.end)}containsRange(e,t=!1){e.isCollapsed&&(t=!1);const i=this.containsPosition(e.start)||t&&this.start.isEqual(e.start),n=this.containsPosition(e.end)||t&&this.end.isEqual(e.end);return i&&n}getDifference(e){const t=[];return this.isIntersecting(e)?(this.containsPosition(e.start)&&t.push(new Ka(this.start,e.start)),this.containsPosition(e.end)&&t.push(new Ka(e.end,this.end))):t.push(this.clone()),t}getIntersection(e){if(this.isIntersecting(e)){let t=this.start,i=this.end;return this.containsPosition(e.start)&&(t=e.start),this.containsPosition(e.end)&&(i=e.end),new Ka(t,i)}return null}getWalker(e={}){return e.boundaries=this,new Ua(e)}getCommonAncestor(){return this.start.getCommonAncestor(this.end)}getContainedElement(){if(this.isCollapsed)return null;let e=this.start.nodeAfter,t=this.end.nodeBefore;return this.start.parent.is("$text")&&this.start.isAtEnd&&this.start.parent.nextSibling&&(e=this.start.parent.nextSibling),this.end.parent.is("$text")&&this.end.isAtStart&&this.end.parent.previousSibling&&(t=this.end.parent.previousSibling),e&&e.is("element")&&e===t?e:null}clone(){return new Ka(this.start,this.end)}*getItems(e={}){e.boundaries=this,e.ignoreElementEnd=!0;const t=new Ua(e);for(const e of t)yield e.item}*getPositions(e={}){e.boundaries=this;const t=new Ua(e);yield t.position;for(const e of t)yield e.nextPosition}isIntersecting(e){return this.start.isBefore(e.end)&&this.end.isAfter(e.start)}static _createFromParentsAndOffsets(e,t,i,n){return new this(new qa(e,t),new qa(i,n))}static _createFromPositionAndShift(e,t){const i=e,n=e.getShiftedBy(t);return t>0?new this(i,n):new this(n,i)}static _createIn(e){return this._createFromParentsAndOffsets(e,0,e,e.childCount)}static _createOn(e){const t=e.is("$textProxy")?e.offsetSize:1;return this._createFromPositionAndShift(qa._createBefore(e),t)}}function Ga(e){return!(!e.item.is("attributeElement")&&!e.item.is("uiElement"))}Ka.prototype.is=function(e){return"range"===e||"view:range"===e};class Ja extends(V(xr)){constructor(...e){super(),this._ranges=[],this._lastRangeBackward=!1,this._isFake=!1,this._fakeSelectionLabel="",e.length&&this.setTo(...e)}get isFake(){return this._isFake}get fakeSelectionLabel(){return this._fakeSelectionLabel}get anchor(){if(!this._ranges.length)return null;const e=this._ranges[this._ranges.length-1];return(this._lastRangeBackward?e.end:e.start).clone()}get focus(){if(!this._ranges.length)return null;const e=this._ranges[this._ranges.length-1];return(this._lastRangeBackward?e.start:e.end).clone()}get isCollapsed(){return 1===this.rangeCount&&this._ranges[0].isCollapsed}get rangeCount(){return this._ranges.length}get isBackward(){return!this.isCollapsed&&this._lastRangeBackward}get editableElement(){return this.anchor?this.anchor.editableElement:null}*getRanges(){for(const e of this._ranges)yield e.clone()}getFirstRange(){let e=null;for(const t of this._ranges)e&&!t.start.isBefore(e.start)||(e=t);return e?e.clone():null}getLastRange(){let e=null;for(const t of this._ranges)e&&!t.end.isAfter(e.end)||(e=t);return e?e.clone():null}getFirstPosition(){const e=this.getFirstRange();return e?e.start.clone():null}getLastPosition(){const e=this.getLastRange();return e?e.end.clone():null}isEqual(e){if(this.isFake!=e.isFake)return!1;if(this.isFake&&this.fakeSelectionLabel!=e.fakeSelectionLabel)return!1;if(this.rangeCount!=e.rangeCount)return!1;if(0===this.rangeCount)return!0;if(!this.anchor.isEqual(e.anchor)||!this.focus.isEqual(e.focus))return!1;for(const t of this._ranges){let i=!1;for(const n of e._ranges)if(t.isEqual(n)){i=!0;break}if(!i)return!1}return!0}isSimilar(e){if(this.isBackward!=e.isBackward)return!1;const t=te(this.getRanges());if(t!=te(e.getRanges()))return!1;if(0==t)return!0;for(let t of this.getRanges()){t=t.getTrimmed();let i=!1;for(let n of e.getRanges())if(n=n.getTrimmed(),t.start.isEqual(n.start)&&t.end.isEqual(n.end)){i=!0;break}if(!i)return!1}return!0}getSelectedElement(){return 1!==this.rangeCount?null:this.getFirstRange().getContainedElement()}setTo(...e){let[t,i,n]=e;if("object"==typeof i&&(n=i,i=void 0),null===t)this._setRanges([]),this._setFakeOptions(n);else if(t instanceof Ja||t instanceof Qa)this._setRanges(t.getRanges(),t.isBackward),this._setFakeOptions({fake:t.isFake,label:t.fakeSelectionLabel});else if(t instanceof Ka)this._setRanges([t],n&&n.backward),this._setFakeOptions(n);else if(t instanceof qa)this._setRanges([new Ka(t)]),this._setFakeOptions(n);else if(t instanceof Pr){const e=!!n&&!!n.backward;let s;if(void 0===i)throw new k("view-selection-setto-required-second-parameter",this);s="in"==i?Ka._createIn(t):"on"==i?Ka._createOn(t):new Ka(qa._createAt(t,i)),this._setRanges([s],e),this._setFakeOptions(n)}else{if(!ne(t))throw new k("view-selection-setto-not-selectable",this);this._setRanges(t,n&&n.backward),this._setFakeOptions(n)}this.fire("change")}setFocus(e,t){if(null===this.anchor)throw new k("view-selection-setfocus-no-ranges",this);const i=qa._createAt(e,t);if("same"==i.compareWith(this.focus))return;const n=this.anchor;this._ranges.pop(),"before"==i.compareWith(n)?this._addRange(new Ka(i,n),!0):this._addRange(new Ka(n,i)),this.fire("change")}_setRanges(e,t=!1){e=Array.from(e),this._ranges=[];for(const t of e)this._addRange(t);this._lastRangeBackward=!!t}_setFakeOptions(e={}){this._isFake=!!e.fake,this._fakeSelectionLabel=e.fake&&e.label||""}_addRange(e,t=!1){if(!(e instanceof Ka))throw new k("view-selection-add-range-not-range",this);this._pushRange(e),this._lastRangeBackward=!!t}_pushRange(e){for(const t of this._ranges)if(e.isIntersecting(t))throw new k("view-selection-range-intersects",this,{addedRange:e,intersectingRange:t});this._ranges.push(new Ka(e.start,e.end))}}Ja.prototype.is=function(e){return"selection"===e||"view:selection"===e};class Qa extends(V(xr)){constructor(...e){super(),this._selection=new Ja,this._selection.delegate("change").to(this),e.length&&this._selection.setTo(...e)}get isFake(){return this._selection.isFake}get fakeSelectionLabel(){return this._selection.fakeSelectionLabel}get anchor(){return this._selection.anchor}get focus(){return this._selection.focus}get isCollapsed(){return this._selection.isCollapsed}get rangeCount(){return this._selection.rangeCount}get isBackward(){return this._selection.isBackward}get editableElement(){return this._selection.editableElement}get _ranges(){return this._selection._ranges}*getRanges(){yield*this._selection.getRanges()}getFirstRange(){return this._selection.getFirstRange()}getLastRange(){return this._selection.getLastRange()}getFirstPosition(){return this._selection.getFirstPosition()}getLastPosition(){return this._selection.getLastPosition()}getSelectedElement(){return this._selection.getSelectedElement()}isEqual(e){return this._selection.isEqual(e)}isSimilar(e){return this._selection.isSimilar(e)}_setTo(...e){this._selection.setTo(...e)}_setFocus(e,t){this._selection.setFocus(e,t)}}Qa.prototype.is=function(e){return"selection"===e||"documentSelection"==e||"view:selection"==e||"view:documentSelection"==e};class Ya extends p{constructor(e,t,i){super(e,t),this.startRange=i,this._eventPhase="none",this._currentTarget=null}get eventPhase(){return this._eventPhase}get currentTarget(){return this._currentTarget}}const Xa=Symbol("bubbling contexts");function Za(e){return class extends e{fire(e,...t){try{const i=e instanceof p?e:new p(this,e),n=nl(this);if(!n.size)return;if(el(i,"capturing",this),tl(n,"$capture",i,...t))return i.return;const s=i.startRange||this.selection.getFirstRange(),o=s?s.getContainedElement():null,r=!!o&&Boolean(il(n,o));let a=o||function(e){if(!e)return null;const t=e.start.parent,i=e.end.parent,n=t.getPath(),s=i.getPath();return n.length>s.length?t:i}(s);if(el(i,"atTarget",a),!r){if(tl(n,"$text",i,...t))return i.return;el(i,"bubbling",a)}for(;a;){if(a.is("rootElement")){if(tl(n,"$root",i,...t))return i.return}else if(a.is("element")&&tl(n,a.name,i,...t))return i.return;if(tl(n,a,i,...t))return i.return;a=a.parent,el(i,"bubbling",a)}return el(i,"bubbling",this),tl(n,"$document",i,...t),i.return}catch(e){k.rethrowUnexpectedError(e,this)}}_addEventListener(e,t,i){const n=ro(i.context||"$document"),s=nl(this);for(const o of n){let n=s.get(o);n||(n=new(V()),s.set(o,n)),this.listenTo(n,e,t,i)}}_removeEventListener(e,t){const i=nl(this);for(const n of i.values())this.stopListening(n,e,t)}}}{const e=Za(Object);["fire","_addEventListener","_removeEventListener"].forEach((t=>{Za[t]=e.prototype[t]}))}function el(e,t,i){e instanceof Ya&&(e._eventPhase=t,e._currentTarget=i)}function tl(e,t,i,...n){const s="string"==typeof t?e.get(t):il(e,t);return!!s&&(s.fire(i,...n),i.stop.called)}function il(e,t){for(const[i,n]of e)if("function"==typeof i&&i(t))return n;return null}function nl(e){return e[Xa]||(e[Xa]=new Map),e[Xa]}class sl extends(Za(G())){constructor(e){super(),this.selection=new Qa,this.roots=new uo({idProperty:"rootName"}),this.stylesProcessor=e,this.set("isReadOnly",!1),this.set("isFocused",!1),this.set("isSelecting",!1),this.set("isComposing",!1),this._postFixers=new Set}getRoot(e="main"){return this.roots.get(e)}registerPostFixer(e){this._postFixers.add(e)}destroy(){this.roots.map((e=>e.destroy())),this.stopListening()}_callPostFixers(e){let t=!1;do{for(const i of this._postFixers)if(t=i(e),t)break}while(t)}}class ol extends Da{constructor(...e){super(...e),this.getFillerOffset=rl,this._priority=10,this._id=null,this._clonesGroup=null}get priority(){return this._priority}get id(){return this._id}getElementsWithSameId(){if(null===this.id)throw new k("attribute-element-get-elements-with-same-id-no-id",this);return new Set(this._clonesGroup)}isSimilar(e){return null!==this.id||null!==e.id?this.id===e.id:super.isSimilar(e)&&this.priority==e.priority}_clone(e=!1){const t=super._clone(e);return t._priority=this._priority,t._id=this._id,t}}function rl(){if(al(this))return null;let e=this.parent;for(;e&&e.is("attributeElement");){if(al(e)>1)return null;e=e.parent}return!e||al(e)>1?null:this.childCount}function al(e){return Array.from(e.getChildren()).filter((e=>!e.is("uiElement"))).length}ol.DEFAULT_PRIORITY=10,ol.prototype.is=function(e,t){return t?t===this.name&&("attributeElement"===e||"view:attributeElement"===e||"element"===e||"view:element"===e):"attributeElement"===e||"view:attributeElement"===e||"element"===e||"view:element"===e||"node"===e||"view:node"===e};class ll extends Da{constructor(e,t,i,n){super(e,t,i,n),this.getFillerOffset=cl}_insertChild(e,t){if(t&&(t instanceof Pr||Array.from(t).length>0))throw new k("view-emptyelement-cannot-add",[this,t]);return 0}}function cl(){return null}ll.prototype.is=function(e,t){return t?t===this.name&&("emptyElement"===e||"view:emptyElement"===e||"element"===e||"view:element"===e):"emptyElement"===e||"view:emptyElement"===e||"element"===e||"view:element"===e||"node"===e||"view:node"===e};class dl extends Da{constructor(...e){super(...e),this.getFillerOffset=ul}_insertChild(e,t){if(t&&(t instanceof Pr||Array.from(t).length>0))throw new k("view-uielement-cannot-add",[this,t]);return 0}render(e,t){return this.toDomElement(e)}toDomElement(e){const t=e.createElement(this.name);for(const e of this.getAttributeKeys())t.setAttribute(e,this.getAttribute(e));return t}}function hl(e){e.document.on("arrowKey",((t,i)=>function(e,t,i){if(t.keyCode==eo.arrowright){const e=t.domTarget.ownerDocument.defaultView.getSelection(),n=1==e.rangeCount&&e.getRangeAt(0).collapsed;if(n||t.shiftKey){const t=e.focusNode,s=e.focusOffset,o=i.domPositionToView(t,s);if(null===o)return;let r=!1;const a=o.getLastMatchingPosition((e=>(e.item.is("uiElement")&&(r=!0),!(!e.item.is("uiElement")&&!e.item.is("attributeElement")))));if(r){const t=i.viewPositionToDom(a);n?e.collapse(t.parent,t.offset):e.extend(t.parent,t.offset)}}}}(0,i,e.domConverter)),{priority:"low"})}function ul(){return null}dl.prototype.is=function(e,t){return t?t===this.name&&("uiElement"===e||"view:uiElement"===e||"element"===e||"view:element"===e):"uiElement"===e||"view:uiElement"===e||"element"===e||"view:element"===e||"node"===e||"view:node"===e};class ml extends Da{constructor(...e){super(...e),this.getFillerOffset=gl}_insertChild(e,t){if(t&&(t instanceof Pr||Array.from(t).length>0))throw new k("view-rawelement-cannot-add",[this,t]);return 0}render(){}}function gl(){return null}ml.prototype.is=function(e,t){return t?t===this.name&&("rawElement"===e||"view:rawElement"===e||"element"===e||"view:element"===e):"rawElement"===e||"view:rawElement"===e||e===this.name||e==="view:"+this.name||"element"===e||"view:element"===e||"node"===e||"view:node"===e};class fl extends(V(xr)){constructor(e,t){super(),this.document=e,this._children=[],t&&this._insertChild(0,t),this._customProperties=new Map}[Symbol.iterator](){return this._children[Symbol.iterator]()}get childCount(){return this._children.length}get 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this._children.splice(e,t)}_fireChange(e,t){this.fire("change:"+e,t)}_setCustomProperty(e,t){this._customProperties.set(e,t)}_removeCustomProperty(e){return this._customProperties.delete(e)}}fl.prototype.is=function(e){return"documentFragment"===e||"view:documentFragment"===e};class pl{constructor(e){this.document=e,this._cloneGroups=new Map,this._slotFactory=null}setSelection(...e){this.document.selection._setTo(...e)}setSelectionFocus(...e){this.document.selection._setFocus(...e)}createDocumentFragment(e){return new fl(this.document,e)}createText(e){return new Ir(this.document,e)}createAttributeElement(e,t,i={}){const n=new ol(this.document,e,t);return"number"==typeof i.priority&&(n._priority=i.priority),i.id&&(n._id=i.id),i.renderUnsafeAttributes&&n._unsafeAttributesToRender.push(...i.renderUnsafeAttributes),n}createContainerElement(e,t,i={},n={}){let s=null;Re(i)?n=i:s=i;const o=new La(this.document,e,t,s);return n.renderUnsafeAttributes&&o._unsafeAttributesToRender.push(...n.renderUnsafeAttributes),o}createEditableElement(e,t,i={}){const n=new $a(this.document,e,t);return i.renderUnsafeAttributes&&n._unsafeAttributesToRender.push(...i.renderUnsafeAttributes),n}createEmptyElement(e,t,i={}){const n=new ll(this.document,e,t);return i.renderUnsafeAttributes&&n._unsafeAttributesToRender.push(...i.renderUnsafeAttributes),n}createUIElement(e,t,i){const n=new dl(this.document,e,t);return i&&(n.render=i),n}createRawElement(e,t,i,n={}){const s=new ml(this.document,e,t);return i&&(s.render=i),n.renderUnsafeAttributes&&s._unsafeAttributesToRender.push(...n.renderUnsafeAttributes),s}setAttribute(e,t,i){i._setAttribute(e,t)}removeAttribute(e,t){t._removeAttribute(e)}addClass(e,t){t._addClass(e)}removeClass(e,t){t._removeClass(e)}setStyle(e,t,i){Re(e)&&void 0===i?t._setStyle(e):i._setStyle(e,t)}removeStyle(e,t){t._removeStyle(e)}setCustomProperty(e,t,i){i._setCustomProperty(e,t)}removeCustomProperty(e,t){return t._removeCustomProperty(e)}breakAttributes(e){return e instanceof qa?this._breakAttributes(e):this._breakAttributesRange(e)}breakContainer(e){const t=e.parent;if(!t.is("containerElement"))throw new k("view-writer-break-non-container-element",this.document);if(!t.parent)throw new k("view-writer-break-root",this.document);if(e.isAtStart)return qa._createBefore(t);if(!e.isAtEnd){const i=t._clone(!1);this.insert(qa._createAfter(t),i);const n=new Ka(e,qa._createAt(t,"end")),s=new qa(i,0);this.move(n,s)}return qa._createAfter(t)}mergeAttributes(e){const t=e.offset,i=e.parent;if(i.is("$text"))return e;if(i.is("attributeElement")&&0===i.childCount){const e=i.parent,t=i.index;return i._remove(),this._removeFromClonedElementsGroup(i),this.mergeAttributes(new qa(e,t))}const n=i.getChild(t-1),s=i.getChild(t);if(!n||!s)return e;if(n.is("$text")&&s.is("$text"))return yl(n,s);if(n.is("attributeElement")&&s.is("attributeElement")&&n.isSimilar(s)){const e=n.childCount;return n._appendChild(s.getChildren()),s._remove(),this._removeFromClonedElementsGroup(s),this.mergeAttributes(new qa(n,e))}return e}mergeContainers(e){const t=e.nodeBefore,i=e.nodeAfter;if(!(t&&i&&t.is("containerElement")&&i.is("containerElement")))throw new k("view-writer-merge-containers-invalid-position",this.document);const n=t.getChild(t.childCount-1),s=n instanceof Ir?qa._createAt(n,"end"):qa._createAt(t,"end");return this.move(Ka._createIn(i),qa._createAt(t,"end")),this.remove(Ka._createOn(i)),s}insert(e,t){Al(t=ne(t)?[...t]:[t],this.document);const i=t.reduce(((e,t)=>{const i=e[e.length-1],n=!t.is("uiElement");return i&&i.breakAttributes==n?i.nodes.push(t):e.push({breakAttributes:n,nodes:[t]}),e}),[]);let n=null,s=e;for(const{nodes:e,breakAttributes:t}of i){const i=this._insertNodes(s,e,t);n||(n=i.start),s=i.end}return n?new Ka(n,s):new Ka(e)}remove(e){const t=e instanceof Ka?e:Ka._createOn(e);if(Tl(t,this.document),t.isCollapsed)return new fl(this.document);const{start:i,end:n}=this._breakAttributesRange(t,!0),s=i.parent,o=n.offset-i.offset,r=s._removeChildren(i.offset,o);for(const e of r)this._removeFromClonedElementsGroup(e);const a=this.mergeAttributes(i);return t.start=a,t.end=a.clone(),new fl(this.document,r)}clear(e,t){Tl(e,this.document);const i=e.getWalker({direction:"backward",ignoreElementEnd:!0});for(const n of i){const i=n.item;let s;if(i.is("element")&&t.isSimilar(i))s=Ka._createOn(i);else if(!n.nextPosition.isAfter(e.start)&&i.is("$textProxy")){const e=i.getAncestors().find((e=>e.is("element")&&t.isSimilar(e)));e&&(s=Ka._createIn(e))}s&&(s.end.isAfter(e.end)&&(s.end=e.end),s.start.isBefore(e.start)&&(s.start=e.start),this.remove(s))}}move(e,t){let i;if(t.isAfter(e.end)){const n=(t=this._breakAttributes(t,!0)).parent,s=n.childCount;e=this._breakAttributesRange(e,!0),i=this.remove(e),t.offset+=n.childCount-s}else i=this.remove(e);return this.insert(t,i)}wrap(e,t){if(!(t instanceof ol))throw new k("view-writer-wrap-invalid-attribute",this.document);if(Tl(e,this.document),e.isCollapsed){let n=e.start;n.parent.is("element")&&(i=n.parent,!Array.from(i.getChildren()).some((e=>!e.is("uiElement"))))&&(n=n.getLastMatchingPosition((e=>e.item.is("uiElement")))),n=this._wrapPosition(n,t);const s=this.document.selection;return s.isCollapsed&&s.getFirstPosition().isEqual(e.start)&&this.setSelection(n),new Ka(n)}return this._wrapRange(e,t);var i}unwrap(e,t){if(!(t instanceof ol))throw new k("view-writer-unwrap-invalid-attribute",this.document);if(Tl(e,this.document),e.isCollapsed)return e;const{start:i,end:n}=this._breakAttributesRange(e,!0),s=i.parent,o=this._unwrapChildren(s,i.offset,n.offset,t),r=this.mergeAttributes(o.start);r.isEqual(o.start)||o.end.offset--;const a=this.mergeAttributes(o.end);return new Ka(r,a)}rename(e,t){const i=new La(this.document,e,t.getAttributes());return this.insert(qa._createAfter(t),i),this.move(Ka._createIn(t),qa._createAt(i,0)),this.remove(Ka._createOn(t)),i}clearClonedElementsGroup(e){this._cloneGroups.delete(e)}createPositionAt(e,t){return qa._createAt(e,t)}createPositionAfter(e){return qa._createAfter(e)}createPositionBefore(e){return qa._createBefore(e)}createRange(...e){return new Ka(...e)}createRangeOn(e){return Ka._createOn(e)}createRangeIn(e){return Ka._createIn(e)}createSelection(...e){return new Ja(...e)}createSlot(e){if(!this._slotFactory)throw new k("view-writer-invalid-create-slot-context",this.document);return this._slotFactory(this,e)}_registerSlotFactory(e){this._slotFactory=e}_clearSlotFactory(){this._slotFactory=null}_insertNodes(e,t,i){let n,s;if(n=i?bl(e):e.parent.is("$text")?e.parent.parent:e.parent,!n)throw new k("view-writer-invalid-position-container",this.document);s=i?this._breakAttributes(e,!0):e.parent.is("$text")?_l(e):e;const o=n._insertChild(s.offset,t);for(const e of t)this._addToClonedElementsGroup(e);const r=s.getShiftedBy(o),a=this.mergeAttributes(s);a.isEqual(s)||r.offset--;const l=this.mergeAttributes(r);return new Ka(a,l)}_wrapChildren(e,t,i,n){let s=t;const o=[];for(;s<i;){const t=e.getChild(s),i=t.is("$text"),r=t.is("attributeElement");if(r&&this._wrapAttributeElement(n,t))o.push(new qa(e,s));else if(i||!r||wl(n,t)){const i=n._clone();t._remove(),i._appendChild(t),e._insertChild(s,i),this._addToClonedElementsGroup(i),o.push(new qa(e,s))}else this._wrapChildren(t,0,t.childCount,n);s++}let r=0;for(const e of o){if(e.offset-=r,e.offset==t)continue;this.mergeAttributes(e).isEqual(e)||(r++,i--)}return Ka._createFromParentsAndOffsets(e,t,e,i)}_unwrapChildren(e,t,i,n){let s=t;const o=[];for(;s<i;){const t=e.getChild(s);if(t.is("attributeElement"))if(t.isSimilar(n)){const n=t.getChildren(),r=t.childCount;t._remove(),e._insertChild(s,n),this._removeFromClonedElementsGroup(t),o.push(new qa(e,s),new qa(e,s+r)),s+=r,i+=r-1}else this._unwrapAttributeElement(n,t)?(o.push(new qa(e,s),new qa(e,s+1)),s++):(this._unwrapChildren(t,0,t.childCount,n),s++);else s++}let r=0;for(const e of o){if(e.offset-=r,e.offset==t||e.offset==i)continue;this.mergeAttributes(e).isEqual(e)||(r++,i--)}return Ka._createFromParentsAndOffsets(e,t,e,i)}_wrapRange(e,t){const{start:i,end:n}=this._breakAttributesRange(e,!0),s=i.parent,o=this._wrapChildren(s,i.offset,n.offset,t),r=this.mergeAttributes(o.start);r.isEqual(o.start)||o.end.offset--;const a=this.mergeAttributes(o.end);return new Ka(r,a)}_wrapPosition(e,t){if(t.isSimilar(e.parent))return vl(e.clone());e.parent.is("$text")&&(e=_l(e));const i=this.createAttributeElement("_wrapPosition-fake-element");i._priority=Number.POSITIVE_INFINITY,i.isSimilar=()=>!1,e.parent._insertChild(e.offset,i);const n=new Ka(e,e.getShiftedBy(1));this.wrap(n,t);const s=new qa(i.parent,i.index);i._remove();const o=s.nodeBefore,r=s.nodeAfter;return o instanceof Ir&&r instanceof Ir?yl(o,r):vl(s)}_wrapAttributeElement(e,t){if(!xl(e,t))return!1;if(e.name!==t.name||e.priority!==t.priority)return!1;for(const i of e.getAttributeKeys())if("class"!==i&&"style"!==i&&t.hasAttribute(i)&&t.getAttribute(i)!==e.getAttribute(i))return!1;for(const i of e.getStyleNames())if(t.hasStyle(i)&&t.getStyle(i)!==e.getStyle(i))return!1;for(const i of e.getAttributeKeys())"class"!==i&&"style"!==i&&(t.hasAttribute(i)||this.setAttribute(i,e.getAttribute(i),t));for(const i of e.getStyleNames())t.hasStyle(i)||this.setStyle(i,e.getStyle(i),t);for(const i of e.getClassNames())t.hasClass(i)||this.addClass(i,t);return!0}_unwrapAttributeElement(e,t){if(!xl(e,t))return!1;if(e.name!==t.name||e.priority!==t.priority)return!1;for(const i of e.getAttributeKeys())if("class"!==i&&"style"!==i&&(!t.hasAttribute(i)||t.getAttribute(i)!==e.getAttribute(i)))return!1;if(!t.hasClass(...e.getClassNames()))return!1;for(const i of e.getStyleNames())if(!t.hasStyle(i)||t.getStyle(i)!==e.getStyle(i))return!1;for(const i of e.getAttributeKeys())"class"!==i&&"style"!==i&&this.removeAttribute(i,t);return this.removeClass(Array.from(e.getClassNames()),t),this.removeStyle(Array.from(e.getStyleNames()),t),!0}_breakAttributesRange(e,t=!1){const i=e.start,n=e.end;if(Tl(e,this.document),e.isCollapsed){const i=this._breakAttributes(e.start,t);return new Ka(i,i)}const s=this._breakAttributes(n,t),o=s.parent.childCount,r=this._breakAttributes(i,t);return s.offset+=s.parent.childCount-o,new Ka(r,s)}_breakAttributes(e,t=!1){const i=e.offset,n=e.parent;if(e.parent.is("emptyElement"))throw new k("view-writer-cannot-break-empty-element",this.document);if(e.parent.is("uiElement"))throw new k("view-writer-cannot-break-ui-element",this.document);if(e.parent.is("rawElement"))throw new k("view-writer-cannot-break-raw-element",this.document);if(!t&&n.is("$text")&&Cl(n.parent))return e.clone();if(Cl(n))return e.clone();if(n.is("$text"))return this._breakAttributes(_l(e),t);if(i==n.childCount){const e=new qa(n.parent,n.index+1);return this._breakAttributes(e,t)}if(0===i){const e=new qa(n.parent,n.index);return this._breakAttributes(e,t)}{const e=n.index+1,s=n._clone();n.parent._insertChild(e,s),this._addToClonedElementsGroup(s);const o=n.childCount-i,r=n._removeChildren(i,o);s._appendChild(r);const a=new qa(n.parent,e);return this._breakAttributes(a,t)}}_addToClonedElementsGroup(e){if(!e.root.is("rootElement"))return;if(e.is("element"))for(const t of e.getChildren())this._addToClonedElementsGroup(t);const t=e.id;if(!t)return;let i=this._cloneGroups.get(t);i||(i=new 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e._data+=t.data,t._remove(),new qa(e,i)}const kl=[Ir,ol,La,ll,ml,dl];function Al(e,t){for(const i of e){if(!kl.some((e=>i instanceof e)))throw new k("view-writer-insert-invalid-node-type",t);i.is("$text")||Al(i.getChildren(),t)}}function Cl(e){return e&&(e.is("containerElement")||e.is("documentFragment"))}function Tl(e,t){const i=bl(e.start),n=bl(e.end);if(!i||!n||i!==n)throw new k("view-writer-invalid-range-container",t)}function xl(e,t){return null===e.id&&null===t.id}const El=e=>e.createTextNode(" "),Sl=e=>{const t=e.createElement("span");return t.dataset.ckeFiller="true",t.innerText=" ",t},Pl=e=>{const t=e.createElement("br");return t.dataset.ckeFiller="true",t},Il=7,Rl="⁠".repeat(Il);function Vl(e){return Cs(e)&&e.data.substr(0,Il)===Rl}function Ol(e){return e.data.length==Il&&Vl(e)}function Bl(e){return Vl(e)?e.data.slice(Il):e.data}function Nl(e,t){if(t.keyCode==eo.arrowleft){const e=t.domTarget.ownerDocument.defaultView.getSelection();if(1==e.rangeCount&&e.getRangeAt(0).collapsed){const t=e.getRangeAt(0).startContainer,i=e.getRangeAt(0).startOffset;Vl(t)&&i<=Il&&e.collapse(t,0)}}}class Ml extends(G()){constructor(e,t){super(),this.domDocuments=new Set,this.domConverter=e,this.markedAttributes=new Set,this.markedChildren=new Set,this.markedTexts=new Set,this.selection=t,this.set("isFocused",!1),this.set("isSelecting",!1),l.isBlink&&!l.isAndroid&&this.on("change:isSelecting",(()=>{this.isSelecting||this.render()})),this.set("isComposing",!1),this.on("change:isComposing",(()=>{this.isComposing||this.render()})),this._inlineFiller=null,this._fakeSelectionContainer=null}markToSync(e,t){if("text"===e)this.domConverter.mapViewToDom(t.parent)&&this.markedTexts.add(t);else{if(!this.domConverter.mapViewToDom(t))return;if("attributes"===e)this.markedAttributes.add(t);else{if("children"!==e)throw new k("view-renderer-unknown-type",this);this.markedChildren.add(t)}}}render(){if(this.isComposing&&!l.isAndroid)return;let e=null;const t=!(l.isBlink&&!l.isAndroid)||!this.isSelecting;for(const e of this.markedChildren)this._updateChildrenMappings(e);t?(this._inlineFiller&&!this._isSelectionInInlineFiller()&&this._removeInlineFiller(),this._inlineFiller?e=this._getInlineFillerPosition():this._needsInlineFillerAtSelection()&&(e=this.selection.getFirstPosition(),this.markedChildren.add(e.parent))):this._inlineFiller&&this._inlineFiller.parentNode&&(e=this.domConverter.domPositionToView(this._inlineFiller),e&&e.parent.is("$text")&&(e=qa._createBefore(e.parent)));for(const e of this.markedAttributes)this._updateAttrs(e);for(const t of this.markedChildren)this._updateChildren(t,{inlineFillerPosition:e});for(const t of this.markedTexts)!this.markedChildren.has(t.parent)&&this.domConverter.mapViewToDom(t.parent)&&this._updateText(t,{inlineFillerPosition:e});if(t)if(e){const t=this.domConverter.viewPositionToDom(e),i=t.parent.ownerDocument;Vl(t.parent)?this._inlineFiller=t.parent:this._inlineFiller=Fl(i,t.parent,t.offset)}else this._inlineFiller=null;this._updateFocus(),this._updateSelection(),this.markedTexts.clear(),this.markedAttributes.clear(),this.markedChildren.clear()}_updateChildrenMappings(e){if(!this.domConverter.mapViewToDom(e))return;const t=Array.from(this.domConverter.mapViewToDom(e).childNodes),i=Array.from(this.domConverter.viewChildrenToDom(e,{withChildren:!1})),n=this._diffNodeLists(t,i),s=this._findReplaceActions(n,t,i);if(-1!==s.indexOf("replace")){const n={equal:0,insert:0,delete:0};for(const o of s)if("replace"===o){const s=n.equal+n.insert,o=n.equal+n.delete,r=e.getChild(s);!r||r.is("uiElement")||r.is("rawElement")||this._updateElementMappings(r,t[o]),$s(i[s]),n.equal++}else n[o]++}}_updateElementMappings(e,t){this.domConverter.unbindDomElement(t),this.domConverter.bindElements(t,e),this.markedChildren.add(e),this.markedAttributes.add(e)}_getInlineFillerPosition(){const e=this.selection.getFirstPosition();return e.parent.is("$text")?qa._createBefore(e.parent):e}_isSelectionInInlineFiller(){if(1!=this.selection.rangeCount||!this.selection.isCollapsed)return!1;const e=this.selection.getFirstPosition(),t=this.domConverter.viewPositionToDom(e);return!!(t&&Cs(t.parent)&&Vl(t.parent))}_removeInlineFiller(){const e=this._inlineFiller;if(!Vl(e))throw new k("view-renderer-filler-was-lost",this);Ol(e)?e.remove():e.data=e.data.substr(Il),this._inlineFiller=null}_needsInlineFillerAtSelection(){if(1!=this.selection.rangeCount||!this.selection.isCollapsed)return!1;const e=this.selection.getFirstPosition(),t=e.parent,i=e.offset;if(!this.domConverter.mapViewToDom(t.root))return!1;if(!t.is("element"))return!1;if(!function(e){if("false"==e.getAttribute("contenteditable"))return!1;const t=e.findAncestor((e=>e.hasAttribute("contenteditable")));return!t||"true"==t.getAttribute("contenteditable")}(t))return!1;if(i===t.getFillerOffset())return!1;const n=e.nodeBefore,s=e.nodeAfter;return!(n instanceof Ir||s instanceof Ir)&&(!l.isAndroid||!n&&!s)}_updateText(e,t){const i=this.domConverter.findCorrespondingDomText(e);let n=this.domConverter.viewToDom(e).data;const s=t.inlineFillerPosition;s&&s.parent==e.parent&&s.offset==e.index&&(n=Rl+n),Hl(i,n)}_updateAttrs(e){const t=this.domConverter.mapViewToDom(e);if(!t)return;const i=Array.from(t.attributes).map((e=>e.name)),n=e.getAttributeKeys();for(const i of n)this.domConverter.setDomElementAttribute(t,i,e.getAttribute(i),e);for(const n of i)e.hasAttribute(n)||this.domConverter.removeDomElementAttribute(t,n)}_updateChildren(e,t){const i=this.domConverter.mapViewToDom(e);if(!i)return;if(l.isAndroid){let e=null;for(const t of Array.from(i.childNodes)){if(e&&Cs(e)&&Cs(t)){i.normalize();break}e=t}}const n=t.inlineFillerPosition,s=i.childNodes,o=Array.from(this.domConverter.viewChildrenToDom(e,{bind:!0}));n&&n.parent===e&&Fl(i.ownerDocument,o,n.offset);const r=this._diffNodeLists(s,o),a=l.isAndroid?this._findReplaceActions(r,s,o,{replaceText:!0}):r;let c=0;const d=new Set;for(const e of a)"delete"===e?(d.add(s[c]),$s(s[c])):"equal"!==e&&"replace"!==e||c++;c=0;for(const e of a)"insert"===e?(Ms(i,c,o[c]),c++):"replace"===e?(Hl(s[c],o[c].data),c++):"equal"===e&&(this._markDescendantTextToSync(this.domConverter.domToView(o[c])),c++);for(const e of d)e.parentNode||this.domConverter.unbindDomElement(e)}_diffNodeLists(e,t){return e=function(e,t){const i=Array.from(e);if(0==i.length||!t)return i;const n=i[i.length-1];n==t&&i.pop();return i}(e,this._fakeSelectionContainer),m(e,t,Ll.bind(null,this.domConverter))}_findReplaceActions(e,t,i,n={}){if(-1===e.indexOf("insert")||-1===e.indexOf("delete"))return e;let s=[],o=[],r=[];const a={equal:0,insert:0,delete:0};for(const l of e)"insert"===l?r.push(i[a.equal+a.insert]):"delete"===l?o.push(t[a.equal+a.delete]):(s=s.concat(m(o,r,n.replaceText?zl:Dl).map((e=>"equal"===e?"replace":e))),s.push("equal"),o=[],r=[]),a[l]++;return s.concat(m(o,r,n.replaceText?zl:Dl).map((e=>"equal"===e?"replace":e)))}_markDescendantTextToSync(e){if(e)if(e.is("$text"))this.markedTexts.add(e);else if(e.is("element"))for(const t of e.getChildren())this._markDescendantTextToSync(t)}_updateSelection(){if(l.isBlink&&!l.isAndroid&&this.isSelecting&&!this.markedChildren.size)return;if(0===this.selection.rangeCount)return this._removeDomSelection(),void this._removeFakeSelection();const e=this.domConverter.mapViewToDom(this.selection.editableElement);this.isFocused&&e&&(this.selection.isFake?this._updateFakeSelection(e):this._fakeSelectionContainer&&this._fakeSelectionContainer.isConnected?(this._removeFakeSelection(),this._updateDomSelection(e)):this.isComposing&&l.isAndroid||this._updateDomSelection(e))}_updateFakeSelection(e){const t=e.ownerDocument;this._fakeSelectionContainer||(this._fakeSelectionContainer=function(e){const t=e.createElement("div");return t.className="ck-fake-selection-container",Object.assign(t.style,{position:"fixed",top:0,left:"-9999px",width:"42px"}),t.textContent=" ",t}(t));const i=this._fakeSelectionContainer;if(this.domConverter.bindFakeSelection(i,this.selection),!this._fakeSelectionNeedsUpdate(e))return;i.parentElement&&i.parentElement==e||e.appendChild(i),i.textContent=this.selection.fakeSelectionLabel||" ";const n=t.getSelection(),s=t.createRange();n.removeAllRanges(),s.selectNodeContents(i),n.addRange(s)}_updateDomSelection(e){const t=e.ownerDocument.defaultView.getSelection();if(!this._domSelectionNeedsUpdate(t))return;const i=this.domConverter.viewPositionToDom(this.selection.anchor),n=this.domConverter.viewPositionToDom(this.selection.focus);t.collapse(i.parent,i.offset),t.extend(n.parent,n.offset),l.isGecko&&function(e,t){const i=e.parent;if(i.nodeType!=Node.ELEMENT_NODE||e.offset!=i.childNodes.length-1)return;const n=i.childNodes[e.offset];n&&"BR"==n.tagName&&t.addRange(t.getRangeAt(0))}(n,t)}_domSelectionNeedsUpdate(e){if(!this.domConverter.isDomSelectionCorrect(e))return!0;const t=e&&this.domConverter.domSelectionToView(e);return(!t||!this.selection.isEqual(t))&&!(!this.selection.isCollapsed&&this.selection.isSimilar(t))}_fakeSelectionNeedsUpdate(e){const t=this._fakeSelectionContainer,i=e.ownerDocument.getSelection();return!t||t.parentElement!==e||(i.anchorNode!==t&&!t.contains(i.anchorNode)||t.textContent!==this.selection.fakeSelectionLabel)}_removeDomSelection(){for(const e of this.domDocuments){const t=e.getSelection();if(t.rangeCount){const i=e.activeElement,n=this.domConverter.mapDomToView(i);i&&n&&t.removeAllRanges()}}}_removeFakeSelection(){const e=this._fakeSelectionContainer;e&&e.remove()}_updateFocus(){if(this.isFocused){const e=this.selection.editableElement;e&&this.domConverter.focus(e)}}}function Fl(e,t,i){const n=t instanceof Array?t:t.childNodes,s=n[i];if(Cs(s))return s.data=Rl+s.data,s;{const s=e.createTextNode(Rl);return Array.isArray(t)?n.splice(i,0,s):Ms(t,i,s),s}}function Dl(e,t){return fs(e)&&fs(t)&&!Cs(e)&&!Cs(t)&&!Fs(e)&&!Fs(t)&&e.tagName.toLowerCase()===t.tagName.toLowerCase()}function zl(e,t){return fs(e)&&fs(t)&&Cs(e)&&Cs(t)}function Ll(e,t,i){return t===i||(Cs(t)&&Cs(i)?t.data===i.data:!(!e.isBlockFiller(t)||!e.isBlockFiller(i)))}function Hl(e,t){const i=e.data;if(i==t)return;const n=d(i,t);for(const t of n)"insert"===t.type?e.insertData(t.index,t.values.join("")):e.deleteData(t.index,t.howMany)}const $l=Pl(ks.document),Wl=El(ks.document),jl=Sl(ks.document),Ul="data-ck-unsafe-attribute-",ql="data-ck-unsafe-element";class Kl{constructor(e,t={}){this.document=e,this.renderingMode=t.renderingMode||"editing",this.blockFillerMode=t.blockFillerMode||("editing"===this.renderingMode?"br":"nbsp"),this.preElements=["pre"],this.blockElements=["address","article","aside","blockquote","caption","center","dd","details","dir","div","dl","dt","fieldset","figcaption","figure","footer","form","h1","h2","h3","h4","h5","h6","header","hgroup","legend","li","main","menu","nav","ol","p","pre","section","summary","table","tbody","td","tfoot","th","thead","tr","ul"],this.inlineObjectElements=["object","iframe","input","button","textarea","select","option","video","embed","audio","img","canvas"],this.unsafeElements=["script","style"],this._domDocument="editing"===this.renderingMode?ks.document:ks.document.implementation.createHTMLDocument(""),this._domToViewMapping=new WeakMap,this._viewToDomMapping=new WeakMap,this._fakeSelectionMapping=new WeakMap,this._rawContentElementMatcher=new Vr,this._encounteredRawContentDomNodes=new WeakSet}bindFakeSelection(e,t){this._fakeSelectionMapping.set(e,new Ja(t))}fakeSelectionToView(e){return this._fakeSelectionMapping.get(e)}bindElements(e,t){this._domToViewMapping.set(e,t),this._viewToDomMapping.set(t,e)}unbindDomElement(e){const t=this._domToViewMapping.get(e);if(t){this._domToViewMapping.delete(e),this._viewToDomMapping.delete(t);for(const t of Array.from(e.children))this.unbindDomElement(t)}}bindDocumentFragments(e,t){this._domToViewMapping.set(e,t),this._viewToDomMapping.set(t,e)}shouldRenderAttribute(e,t,i){return"data"===this.renderingMode||!(e=e.toLowerCase()).startsWith("on")&&(("srcdoc"!==e||!t.match(/\bon\S+\s*=|javascript:|<\s*\/*script/i))&&("img"===i&&("src"===e||"srcset"===e)||("source"===i&&"srcset"===e||!t.match(/^\s*(javascript:|data:(image\/svg|text\/x?html))/i))))}setContentOf(e,t){if("data"===this.renderingMode)return void(e.innerHTML=t);const i=(new DOMParser).parseFromString(t,"text/html"),n=i.createDocumentFragment(),s=i.body.childNodes;for(;s.length>0;)n.appendChild(s[0]);const o=i.createTreeWalker(n,NodeFilter.SHOW_ELEMENT),r=[];let a;for(;a=o.nextNode();)r.push(a);for(const e of r){for(const t of e.getAttributeNames())this.setDomElementAttribute(e,t,e.getAttribute(t));const t=e.tagName.toLowerCase();this._shouldRenameElement(t)&&(Ql(t),e.replaceWith(this._createReplacementDomElement(t,e)))}for(;e.firstChild;)e.firstChild.remove();e.append(n)}viewToDom(e,t={}){if(e.is("$text")){const t=this._processDataFromViewText(e);return this._domDocument.createTextNode(t)}{if(this.mapViewToDom(e))return this.mapViewToDom(e);let i;if(e.is("documentFragment"))i=this._domDocument.createDocumentFragment(),t.bind&&this.bindDocumentFragments(i,e);else{if(e.is("uiElement"))return i="$comment"===e.name?this._domDocument.createComment(e.getCustomProperty("$rawContent")):e.render(this._domDocument,this),t.bind&&this.bindElements(i,e),i;this._shouldRenameElement(e.name)?(Ql(e.name),i=this._createReplacementDomElement(e.name)):i=e.hasAttribute("xmlns")?this._domDocument.createElementNS(e.getAttribute("xmlns"),e.name):this._domDocument.createElement(e.name),e.is("rawElement")&&e.render(i,this),t.bind&&this.bindElements(i,e);for(const t of e.getAttributeKeys())this.setDomElementAttribute(i,t,e.getAttribute(t),e)}if(!1!==t.withChildren)for(const n of this.viewChildrenToDom(e,t))i.appendChild(n);return i}}setDomElementAttribute(e,t,i,n){const s=this.shouldRenderAttribute(t,i,e.tagName.toLowerCase())||n&&n.shouldRenderUnsafeAttribute(t);s||A("domconverter-unsafe-attribute-detected",{domElement:e,key:t,value:i}),e.hasAttribute(t)&&!s?e.removeAttribute(t):e.hasAttribute(Ul+t)&&s&&e.removeAttribute(Ul+t),e.setAttribute(s?t:Ul+t,i)}removeDomElementAttribute(e,t){t!=ql&&(e.removeAttribute(t),e.removeAttribute(Ul+t))}*viewChildrenToDom(e,t={}){const i=e.getFillerOffset&&e.getFillerOffset();let n=0;for(const s of e.getChildren()){i===n&&(yield this._getBlockFiller());const e=s.is("element")&&!!s.getCustomProperty("dataPipeline:transparentRendering")&&!mo(s.getAttributes());e&&"data"==this.renderingMode?yield*this.viewChildrenToDom(s,t):(e&&A("domconverter-transparent-rendering-unsupported-in-editing-pipeline",{viewElement:s}),yield this.viewToDom(s,t)),n++}i===n&&(yield this._getBlockFiller())}viewRangeToDom(e){const t=this.viewPositionToDom(e.start),i=this.viewPositionToDom(e.end),n=this._domDocument.createRange();return n.setStart(t.parent,t.offset),n.setEnd(i.parent,i.offset),n}viewPositionToDom(e){const t=e.parent;if(t.is("$text")){const i=this.findCorrespondingDomText(t);if(!i)return null;let n=e.offset;return Vl(i)&&(n+=Il),{parent:i,offset:n}}{let i,n,s;if(0===e.offset){if(i=this.mapViewToDom(t),!i)return null;s=i.childNodes[0]}else{const t=e.nodeBefore;if(n=t.is("$text")?this.findCorrespondingDomText(t):this.mapViewToDom(t),!n)return null;i=n.parentNode,s=n.nextSibling}if(Cs(s)&&Vl(s))return{parent:s,offset:Il};return{parent:i,offset:n?Ns(n)+1:0}}}domToView(e,t={}){if(this.isBlockFiller(e))return null;const i=this.getHostViewElement(e);if(i)return i;if(Fs(e)&&t.skipComments)return null;if(Cs(e)){if(Ol(e))return null;{const t=this._processDataFromDomText(e);return""===t?null:new Ir(this.document,t)}}{if(this.mapDomToView(e))return this.mapDomToView(e);let i;if(this.isDocumentFragment(e))i=new fl(this.document),t.bind&&this.bindDocumentFragments(e,i);else{i=this._createViewElement(e,t),t.bind&&this.bindElements(e,i);const n=e.attributes;if(n)for(let e=n.length,t=0;t<e;t++)i._setAttribute(n[t].name,n[t].value);if(this._isViewElementWithRawContent(i,t)||Fs(e)){const t=Fs(e)?e.data:e.innerHTML;return i._setCustomProperty("$rawContent",t),this._encounteredRawContentDomNodes.add(e),i}}if(!1!==t.withChildren)for(const n of this.domChildrenToView(e,t))i._appendChild(n);return i}}*domChildrenToView(e,t){for(let i=0;i<e.childNodes.length;i++){const n=e.childNodes[i],s=this.domToView(n,t);null!==s&&(yield s)}}domSelectionToView(e){if(1===e.rangeCount){let t=e.getRangeAt(0).startContainer;Cs(t)&&(t=t.parentNode);const i=this.fakeSelectionToView(t);if(i)return i}const t=this.isDomSelectionBackward(e),i=[];for(let t=0;t<e.rangeCount;t++){const n=e.getRangeAt(t),s=this.domRangeToView(n);s&&i.push(s)}return new Ja(i,{backward:t})}domRangeToView(e){const t=this.domPositionToView(e.startContainer,e.startOffset),i=this.domPositionToView(e.endContainer,e.endOffset);return t&&i?new Ka(t,i):null}domPositionToView(e,t=0){if(this.isBlockFiller(e))return this.domPositionToView(e.parentNode,Ns(e));const i=this.mapDomToView(e);if(i&&(i.is("uiElement")||i.is("rawElement")))return qa._createBefore(i);if(Cs(e)){if(Ol(e))return this.domPositionToView(e.parentNode,Ns(e));const i=this.findCorrespondingViewText(e);let n=t;return i?(Vl(e)&&(n-=Il,n=n<0?0:n),new qa(i,n)):null}if(0===t){const t=this.mapDomToView(e);if(t)return new qa(t,0)}else{const i=e.childNodes[t-1];if(Cs(i)&&Ol(i))return this.domPositionToView(i.parentNode,Ns(i));const n=Cs(i)?this.findCorrespondingViewText(i):this.mapDomToView(i);if(n&&n.parent)return new qa(n.parent,n.index+1)}return null}mapDomToView(e){return this.getHostViewElement(e)||this._domToViewMapping.get(e)}findCorrespondingViewText(e){if(Ol(e))return null;const t=this.getHostViewElement(e);if(t)return t;const i=e.previousSibling;if(i){if(!this.isElement(i))return null;const e=this.mapDomToView(i);if(e){const t=e.nextSibling;return t instanceof Ir?t:null}}else{const t=this.mapDomToView(e.parentNode);if(t){const e=t.getChild(0);return e instanceof Ir?e:null}}return null}mapViewToDom(e){return this._viewToDomMapping.get(e)}findCorrespondingDomText(e){const t=e.previousSibling;return t&&this.mapViewToDom(t)?this.mapViewToDom(t).nextSibling:!t&&e.parent&&this.mapViewToDom(e.parent)?this.mapViewToDom(e.parent).childNodes[0]:null}focus(e){const t=this.mapViewToDom(e);if(t&&t.ownerDocument.activeElement!==t){const{scrollX:e,scrollY:i}=ks.window,n=[];Gl(t,(e=>{const{scrollLeft:t,scrollTop:i}=e;n.push([t,i])})),t.focus(),Gl(t,(e=>{const[t,i]=n.shift();e.scrollLeft=t,e.scrollTop=i})),ks.window.scrollTo(e,i)}}isElement(e){return e&&e.nodeType==Node.ELEMENT_NODE}isDocumentFragment(e){return e&&e.nodeType==Node.DOCUMENT_FRAGMENT_NODE}isBlockFiller(e){return"br"==this.blockFillerMode?e.isEqualNode($l):!("BR"!==e.tagName||!Jl(e,this.blockElements)||1!==e.parentNode.childNodes.length)||(e.isEqualNode(jl)||function(e,t){const i=e.isEqualNode(Wl);return i&&Jl(e,t)&&1===e.parentNode.childNodes.length}(e,this.blockElements))}isDomSelectionBackward(e){if(e.isCollapsed)return!1;const t=this._domDocument.createRange();try{t.setStart(e.anchorNode,e.anchorOffset),t.setEnd(e.focusNode,e.focusOffset)}catch(e){return!1}const i=t.collapsed;return t.detach(),i}getHostViewElement(e){const t=As(e);for(t.pop();t.length;){const e=t.pop(),i=this._domToViewMapping.get(e);if(i&&(i.is("uiElement")||i.is("rawElement")))return i}return null}isDomSelectionCorrect(e){return this._isDomSelectionPositionCorrect(e.anchorNode,e.anchorOffset)&&this._isDomSelectionPositionCorrect(e.focusNode,e.focusOffset)}registerRawContentMatcher(e){this._rawContentElementMatcher.add(e)}_getBlockFiller(){switch(this.blockFillerMode){case"nbsp":return El(this._domDocument);case"markedNbsp":return Sl(this._domDocument);case"br":return Pl(this._domDocument)}}_isDomSelectionPositionCorrect(e,t){if(Cs(e)&&Vl(e)&&t<Il)return!1;if(this.isElement(e)&&Vl(e.childNodes[t]))return!1;const i=this.mapDomToView(e);return!i||!i.is("uiElement")&&!i.is("rawElement")}_processDataFromViewText(e){let t=e.data;if(e.getAncestors().some((e=>this.preElements.includes(e.name))))return t;if(" "==t.charAt(0)){const i=this._getTouchingInlineViewNode(e,!1);!(i&&i.is("$textProxy")&&this._nodeEndsWithSpace(i))&&i||(t=" "+t.substr(1))}if(" "==t.charAt(t.length-1)){const i=this._getTouchingInlineViewNode(e,!0),n=i&&i.is("$textProxy")&&" "==i.data.charAt(0);" "!=t.charAt(t.length-2)&&i&&!n||(t=t.substr(0,t.length-1)+" ")}return t.replace(/ {2}/g,"  ")}_nodeEndsWithSpace(e){if(e.getAncestors().some((e=>this.preElements.includes(e.name))))return!1;const t=this._processDataFromViewText(e);return" "==t.charAt(t.length-1)}_processDataFromDomText(e){let t=e.data;if(function(e,t){const i=As(e);return i.some((e=>e.tagName&&t.includes(e.tagName.toLowerCase())))}(e,this.preElements))return Bl(e);t=t.replace(/[ \n\t\r]{1,}/g," ");const i=this._getTouchingInlineDomNode(e,!1),n=this._getTouchingInlineDomNode(e,!0),s=this._checkShouldLeftTrimDomText(e,i),o=this._checkShouldRightTrimDomText(e,n);s&&(t=t.replace(/^ /,"")),o&&(t=t.replace(/ $/,"")),t=Bl(new Text(t)),t=t.replace(/ \u00A0/g," ");const r=n&&this.isElement(n)&&"BR"!=n.tagName,a=n&&Cs(n)&&" "==n.data.charAt(0);return(/( |\u00A0)\u00A0$/.test(t)||!n||r||a)&&(t=t.replace(/\u00A0$/," ")),(s||i&&this.isElement(i)&&"BR"!=i.tagName)&&(t=t.replace(/^\u00A0/," ")),t}_checkShouldLeftTrimDomText(e,t){return!t||(this.isElement(t)?"BR"===t.tagName:!this._encounteredRawContentDomNodes.has(e.previousSibling)&&/[^\S\u00A0]/.test(t.data.charAt(t.data.length-1)))}_checkShouldRightTrimDomText(e,t){return!t&&!Vl(e)}_getTouchingInlineViewNode(e,t){const i=new Ua({startPosition:t?qa._createAfter(e):qa._createBefore(e),direction:t?"forward":"backward"});for(const e of i){if(e.item.is("element")&&this.inlineObjectElements.includes(e.item.name))return e.item;if(e.item.is("containerElement"))return null;if(e.item.is("element","br"))return null;if(e.item.is("$textProxy"))return e.item}return null}_getTouchingInlineDomNode(e,t){if(!e.parentNode)return null;const i=t?"firstChild":"lastChild",n=t?"nextSibling":"previousSibling";let s=!0,o=e;do{if(!s&&o[i]?o=o[i]:o[n]?(o=o[n],s=!1):(o=o.parentNode,s=!0),!o||this._isBlockElement(o))return null}while(!Cs(o)&&"BR"!=o.tagName&&!this._isInlineObjectElement(o));return o}_isBlockElement(e){return this.isElement(e)&&this.blockElements.includes(e.tagName.toLowerCase())}_isInlineObjectElement(e){return this.isElement(e)&&this.inlineObjectElements.includes(e.tagName.toLowerCase())}_createViewElement(e,t){if(Fs(e))return new dl(this.document,"$comment");const i=t.keepOriginalCase?e.tagName:e.tagName.toLowerCase();return new Da(this.document,i)}_isViewElementWithRawContent(e,t){return!1!==t.withChildren&&!!this._rawContentElementMatcher.match(e)}_shouldRenameElement(e){const t=e.toLowerCase();return"editing"===this.renderingMode&&this.unsafeElements.includes(t)}_createReplacementDomElement(e,t){const i=this._domDocument.createElement("span");if(i.setAttribute(ql,e),t){for(;t.firstChild;)i.appendChild(t.firstChild);for(const e of t.getAttributeNames())i.setAttribute(e,t.getAttribute(e))}return i}}function Gl(e,t){let i=e;for(;i;)t(i),i=i.parentElement}function Jl(e,t){const i=e.parentNode;return!!i&&!!i.tagName&&t.includes(i.tagName.toLowerCase())}function Ql(e){"script"===e&&A("domconverter-unsafe-script-element-detected"),"style"===e&&A("domconverter-unsafe-style-element-detected")}class Yl extends(ws()){constructor(e){super(),this.view=e,this.document=e.document,this.isEnabled=!1}enable(){this.isEnabled=!0}disable(){this.isEnabled=!1}destroy(){this.disable(),this.stopListening()}checkShouldIgnoreEventFromTarget(e){return e&&3===e.nodeType&&(e=e.parentNode),!(!e||1!==e.nodeType)&&e.matches("[data-cke-ignore-events], [data-cke-ignore-events] *")}}const Xl=Ia((function(e,t){$t(t,Si(t),e)}));class Zl{constructor(e,t,i){this.view=e,this.document=e.document,this.domEvent=t,this.domTarget=t.target,Xl(this,i)}get target(){return this.view.domConverter.mapDomToView(this.domTarget)}preventDefault(){this.domEvent.preventDefault()}stopPropagation(){this.domEvent.stopPropagation()}}class ec extends Yl{constructor(e){super(e),this.useCapture=!1}observe(e){("string"==typeof 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m=d&&Zc.call(e,"__wrapped__"),g=h&&Zc.call(t,"__wrapped__");if(m||g){var f=m?e.value():e,p=g?t.value():t;return o||(o=new Mt),s(f,p,i,n,o)}}return!!u&&(o||(o=new Mt),Gc(e,t,i,n,s,o))};const td=function e(t,i,n,s,o){return t===i||(null==t||null==i||!_e(t)&&!_e(i)?t!=t&&i!=i:ed(t,i,n,s,e,o))};const id=function(e,t,i){var n=(i="function"==typeof i?i:void 0)?i(e,t):void 0;return void 0===n?td(e,t,void 0,i):!!n};class nd extends Yl{constructor(e){super(e),this._config={childList:!0,characterData:!0,subtree:!0},this.domConverter=e.domConverter,this.renderer=e._renderer,this._domElements=[],this._mutationObserver=new window.MutationObserver(this._onMutations.bind(this))}flush(){this._onMutations(this._mutationObserver.takeRecords())}observe(e){this._domElements.push(e),this.isEnabled&&this._mutationObserver.observe(e,this._config)}enable(){super.enable();for(const e of this._domElements)this._mutationObserver.observe(e,this._config)}disable(){super.disable(),this._mutationObserver.disconnect()}destroy(){super.destroy(),this._mutationObserver.disconnect()}_onMutations(e){if(0===e.length)return;const t=this.domConverter,i=new Set,n=new Set;for(const i of e){const e=t.mapDomToView(i.target);e&&(e.is("uiElement")||e.is("rawElement")||"childList"!==i.type||this._isBogusBrMutation(i)||n.add(e))}for(const s of e){const e=t.mapDomToView(s.target);if((!e||!e.is("uiElement")&&!e.is("rawElement"))&&"characterData"===s.type){const e=t.findCorrespondingViewText(s.target);e&&!n.has(e.parent)?i.add(e):!e&&Vl(s.target)&&n.add(t.mapDomToView(s.target.parentNode))}}let s=!1;for(const e of i)s=!0,this.renderer.markToSync("text",e);for(const e of n){const i=t.mapViewToDom(e),n=Array.from(e.getChildren()),o=Array.from(t.domChildrenToView(i,{withChildren:!1}));id(n,o,sd)||(s=!0,this.renderer.markToSync("children",e))}s&&this.view.forceRender()}_isBogusBrMutation(e){let t=null;return null===e.nextSibling&&0===e.removedNodes.length&&1==e.addedNodes.length&&(t=this.domConverter.domToView(e.addedNodes[0],{withChildren:!1})),t&&t.is("element","br")}}function sd(e,t){if(!Array.isArray(e))return e===t||!(!e.is("$text")||!t.is("$text"))&&e.data===t.data}class od extends ec{constructor(e){super(e),this._isFocusChanging=!1,this.domEventType=["focus","blur"],this.useCapture=!0;const t=this.document;t.on("focus",(()=>{this._isFocusChanging=!0,this._renderTimeoutId=setTimeout((()=>{this.flush(),e.change((()=>{}))}),50)})),t.on("blur",((i,n)=>{const s=t.selection.editableElement;null!==s&&s!==n.target||(t.isFocused=!1,this._isFocusChanging=!1,e.change((()=>{})))}))}flush(){this._isFocusChanging&&(this._isFocusChanging=!1,this.document.isFocused=!0)}onDomEvent(e){this.fire(e.type,e)}destroy(){this._renderTimeoutId&&clearTimeout(this._renderTimeoutId),super.destroy()}}class rd extends Yl{constructor(e){super(e),this.mutationObserver=e.getObserver(nd),this.focusObserver=e.getObserver(od),this.selection=this.document.selection,this.domConverter=e.domConverter,this._documents=new WeakSet,this._fireSelectionChangeDoneDebounced=pc((e=>{this.document.fire("selectionChangeDone",e)}),200),this._clearInfiniteLoopInterval=setInterval((()=>this._clearInfiniteLoop()),1e3),this._documentIsSelectingInactivityTimeoutDebounced=pc((()=>this.document.isSelecting=!1),5e3),this._loopbackCounter=0}observe(e){const t=e.ownerDocument,i=()=>{this.document.isSelecting&&(this._handleSelectionChange(null,t),this.document.isSelecting=!1,this._documentIsSelectingInactivityTimeoutDebounced.cancel())};this.listenTo(e,"selectstart",(()=>{this.document.isSelecting=!0,this._documentIsSelectingInactivityTimeoutDebounced()}),{priority:"highest"}),this.listenTo(e,"keydown",i,{priority:"highest",useCapture:!0}),this.listenTo(e,"keyup",i,{priority:"highest",useCapture:!0}),this._documents.has(t)||(this.listenTo(t,"mouseup",i,{priority:"highest",useCapture:!0}),this.listenTo(t,"selectionchange",((e,i)=>{this.document.isComposing&&!l.isAndroid||(this._handleSelectionChange(i,t),this._documentIsSelectingInactivityTimeoutDebounced())})),this._documents.add(t))}destroy(){super.destroy(),clearInterval(this._clearInfiniteLoopInterval),this._fireSelectionChangeDoneDebounced.cancel(),this._documentIsSelectingInactivityTimeoutDebounced.cancel()}_handleSelectionChange(e,t){if(!this.isEnabled)return;const i=t.defaultView.getSelection();if(this.checkShouldIgnoreEventFromTarget(i.anchorNode))return;this.mutationObserver.flush();const n=this.domConverter.domSelectionToView(i);if(0!=n.rangeCount){if(this.view.hasDomSelection=!0,!(this.selection.isEqual(n)&&this.domConverter.isDomSelectionCorrect(i)||++this._loopbackCounter>60))if(this.focusObserver.flush(),this.selection.isSimilar(n))this.view.forceRender();else{const e={oldSelection:this.selection,newSelection:n,domSelection:i};this.document.fire("selectionChange",e),this._fireSelectionChangeDoneDebounced(e)}}else this.view.hasDomSelection=!1}_clearInfiniteLoop(){this._loopbackCounter=0}}class ad extends ec{constructor(e){super(e),this.domEventType=["compositionstart","compositionupdate","compositionend"];const t=this.document;t.on("compositionstart",(()=>{t.isComposing=!0}),{priority:"low"}),t.on("compositionend",(()=>{t.isComposing=!1}),{priority:"low"})}onDomEvent(e){this.fire(e.type,e,{data:e.data})}}class ld{constructor(e,t={}){this._files=t.cacheFiles?cd(e):null,this._native=e}get files(){return this._files||(this._files=cd(this._native)),this._files}get types(){return this._native.types}getData(e){return this._native.getData(e)}setData(e,t){this._native.setData(e,t)}set effectAllowed(e){this._native.effectAllowed=e}get effectAllowed(){return this._native.effectAllowed}set dropEffect(e){this._native.dropEffect=e}get dropEffect(){return this._native.dropEffect}get isCanceled(){return"none"==this._native.dropEffect||!!this._native.mozUserCancelled}}function cd(e){const t=Array.from(e.files||[]),i=Array.from(e.items||[]);return t.length?t:i.filter((e=>"file"===e.kind)).map((e=>e.getAsFile()))}class dd extends ec{constructor(e){super(e),this.domEventType=["beforeinput"]}onDomEvent(e){const t=e.getTargetRanges(),i=this.view,n=i.document;let s=null,o=null,r=[];if(e.dataTransfer&&(s=new ld(e.dataTransfer)),null!==e.data?o=e.data:s&&(o=s.getData("text/plain")),n.selection.isFake)r=Array.from(n.selection.getRanges());else if(t.length)r=t.map((e=>i.domConverter.domRangeToView(e)));else if(l.isAndroid){const t=e.target.ownerDocument.defaultView.getSelection();r=Array.from(i.domConverter.domSelectionToView(t).getRanges())}if(l.isAndroid&&"insertCompositionText"==e.inputType&&o&&o.endsWith("\n"))this.fire(e.type,e,{inputType:"insertParagraph",targetRanges:[i.createRange(r[0].end)]});else if("insertText"==e.inputType&&o&&o.includes("\n")){const t=o.split(/\n{1,2}/g);let i=r;for(let o=0;o<t.length;o++){const r=t[o];""!=r&&(this.fire(e.type,e,{data:r,dataTransfer:s,targetRanges:i,inputType:e.inputType,isComposing:e.isComposing}),i=[n.selection.getFirstRange()]),o+1<t.length&&(this.fire(e.type,e,{inputType:"insertParagraph",targetRanges:i}),i=[n.selection.getFirstRange()])}}else this.fire(e.type,e,{data:o,dataTransfer:s,targetRanges:r,inputType:e.inputType,isComposing:e.isComposing})}}class hd extends Yl{constructor(e){super(e),this.document.on("keydown",((e,t)=>{if(this.isEnabled&&((i=t.keyCode)==eo.arrowright||i==eo.arrowleft||i==eo.arrowup||i==eo.arrowdown)){const i=new Ya(this.document,"arrowKey",this.document.selection.getFirstRange());this.document.fire(i,t),i.stop.called&&e.stop()}var i}))}observe(){}}class ud extends Yl{constructor(e){super(e);const t=this.document;t.on("keydown",((e,i)=>{if(!this.isEnabled||i.keyCode!=eo.tab||i.ctrlKey)return;const n=new Ya(t,"tab",t.selection.getFirstRange());t.fire(n,i),n.stop.called&&e.stop()}))}observe(){}}class md extends(G()){constructor(e){super(),this.document=new sl(e),this.domConverter=new Kl(this.document),this.domRoots=new Map,this.set("isRenderingInProgress",!1),this.set("hasDomSelection",!1),this._renderer=new Ml(this.domConverter,this.document.selection),this._renderer.bind("isFocused","isSelecting","isComposing").to(this.document,"isFocused","isSelecting","isComposing"),this._initialDomRootAttributes=new WeakMap,this._observers=new Map,this._ongoingChange=!1,this._postFixersInProgress=!1,this._renderingDisabled=!1,this._hasChangedSinceTheLastRendering=!1,this._writer=new pl(this.document),this.addObserver(nd),this.addObserver(od),this.addObserver(rd),this.addObserver(tc),this.addObserver(bc),this.addObserver(ad),this.addObserver(hd),this.addObserver(dd),this.addObserver(ud),this.document.on("arrowKey",Nl,{priority:"low"}),hl(this),this.on("render",(()=>{this._render(),this.document.fire("layoutChanged"),this._hasChangedSinceTheLastRendering=!1})),this.listenTo(this.document.selection,"change",(()=>{this._hasChangedSinceTheLastRendering=!0})),this.listenTo(this.document,"change:isFocused",(()=>{this._hasChangedSinceTheLastRendering=!0}))}attachDomRoot(e,t="main"){const i=this.document.getRoot(t);i._name=e.tagName.toLowerCase();const n={};for(const{name:t,value:s}of Array.from(e.attributes))n[t]=s,"class"===t?this._writer.addClass(s.split(" "),i):this._writer.setAttribute(t,s,i);this._initialDomRootAttributes.set(e,n);const s=()=>{this._writer.setAttribute("contenteditable",(!i.isReadOnly).toString(),i),i.isReadOnly?this._writer.addClass("ck-read-only",i):this._writer.removeClass("ck-read-only",i)};s(),this.domRoots.set(t,e),this.domConverter.bindElements(e,i),this._renderer.markToSync("children",i),this._renderer.markToSync("attributes",i),this._renderer.domDocuments.add(e.ownerDocument),i.on("change:children",((e,t)=>this._renderer.markToSync("children",t))),i.on("change:attributes",((e,t)=>this._renderer.markToSync("attributes",t))),i.on("change:text",((e,t)=>this._renderer.markToSync("text",t))),i.on("change:isReadOnly",(()=>this.change(s))),i.on("change",(()=>{this._hasChangedSinceTheLastRendering=!0}));for(const i of this._observers.values())i.observe(e,t)}detachDomRoot(e){const t=this.domRoots.get(e);Array.from(t.attributes).forEach((({name:e})=>t.removeAttribute(e)));const i=this._initialDomRootAttributes.get(t);for(const e in i)t.setAttribute(e,i[e]);this.domRoots.delete(e),this.domConverter.unbindDomElement(t)}getDomRoot(e="main"){return this.domRoots.get(e)}addObserver(e){let t=this._observers.get(e);if(t)return t;t=new e(this),this._observers.set(e,t);for(const[e,i]of this.domRoots)t.observe(i,e);return t.enable(),t}getObserver(e){return this._observers.get(e)}disableObservers(){for(const e of this._observers.values())e.disable()}enableObservers(){for(const e of this._observers.values())e.enable()}scrollToTheSelection(){const e=this.document.selection.getFirstRange();e&&function({target:e,viewportOffset:t=0}){const i=Js(e);let n=i,s=null;for(;n;){let o;o=Qs(n==i?e:s),js(o,(()=>Ys(e,n)));const r=Ys(e,n);if(Ws(n,r,t),n.parent!=n){if(s=n.frameElement,n=n.parent,!s)return}else n=null}}({target:this.domConverter.viewRangeToDom(e),viewportOffset:20})}focus(){if(!this.document.isFocused){const e=this.document.selection.editableElement;e&&(this.domConverter.focus(e),this.forceRender())}}change(e){if(this.isRenderingInProgress||this._postFixersInProgress)throw new k("cannot-change-view-tree",this);try{if(this._ongoingChange)return e(this._writer);this._ongoingChange=!0;const t=e(this._writer);return this._ongoingChange=!1,!this._renderingDisabled&&this._hasChangedSinceTheLastRendering&&(this._postFixersInProgress=!0,this.document._callPostFixers(this._writer),this._postFixersInProgress=!1,this.fire("render")),t}catch(e){k.rethrowUnexpectedError(e,this)}}forceRender(){this._hasChangedSinceTheLastRendering=!0,this.getObserver(od).flush(),this.change((()=>{}))}destroy(){for(const e of this._observers.values())e.destroy();this.document.destroy(),this.stopListening()}createPositionAt(e,t){return qa._createAt(e,t)}createPositionAfter(e){return qa._createAfter(e)}createPositionBefore(e){return qa._createBefore(e)}createRange(...e){return new Ka(...e)}createRangeOn(e){return Ka._createOn(e)}createRangeIn(e){return Ka._createIn(e)}createSelection(...e){return new Ja(...e)}_disableRendering(e){this._renderingDisabled=e,0==e&&this.change((()=>{}))}_render(){this.isRenderingInProgress=!0,this.disableObservers(),this._renderer.render(),this.enableObservers(),this.isRenderingInProgress=!1}}class gd{is(){throw new Error("is() method is abstract")}}class fd extends gd{constructor(e){super(),this.parent=null,this._attrs=po(e)}get document(){return null}get index(){let e;if(!this.parent)return null;if(null===(e=this.parent.getChildIndex(this)))throw new k("model-node-not-found-in-parent",this);return e}get startOffset(){let e;if(!this.parent)return null;if(null===(e=this.parent.getChildStartOffset(this)))throw new k("model-node-not-found-in-parent",this);return e}get offsetSize(){return 1}get endOffset(){return this.parent?this.startOffset+this.offsetSize:null}get nextSibling(){const e=this.index;return null!==e&&this.parent.getChild(e+1)||null}get previousSibling(){const e=this.index;return null!==e&&this.parent.getChild(e-1)||null}get root(){let e=this;for(;e.parent;)e=e.parent;return e}isAttached(){return this.root.is("rootElement")}getPath(){const e=[];let t=this;for(;t.parent;)e.unshift(t.startOffset),t=t.parent;return e}getAncestors(e={}){const t=[];let i=e.includeSelf?this:this.parent;for(;i;)t[e.parentFirst?"push":"unshift"](i),i=i.parent;return t}getCommonAncestor(e,t={}){const i=this.getAncestors(t),n=e.getAncestors(t);let s=0;for(;i[s]==n[s]&&i[s];)s++;return 0===s?null:i[s-1]}isBefore(e){if(this==e)return!1;if(this.root!==e.root)return!1;const t=this.getPath(),i=e.getPath(),n=ie(t,i);switch(n){case"prefix":return!0;case"extension":return!1;default:return t[n]<i[n]}}isAfter(e){return this!=e&&(this.root===e.root&&!this.isBefore(e))}hasAttribute(e){return this._attrs.has(e)}getAttribute(e){return this._attrs.get(e)}getAttributes(){return this._attrs.entries()}getAttributeKeys(){return this._attrs.keys()}toJSON(){const e={};return this._attrs.size&&(e.attributes=Array.from(this._attrs).reduce(((e,t)=>(e[t[0]]=t[1],e)),{})),e}_clone(e){return new this.constructor(this._attrs)}_remove(){this.parent._removeChildren(this.index)}_setAttribute(e,t){this._attrs.set(e,t)}_setAttributesTo(e){this._attrs=po(e)}_removeAttribute(e){return this._attrs.delete(e)}_clearAttributes(){this._attrs.clear()}}fd.prototype.is=function(e){return"node"===e||"model:node"===e};class pd{constructor(e){this._nodes=[],e&&this._insertNodes(0,e)}[Symbol.iterator](){return this._nodes[Symbol.iterator]()}get length(){return this._nodes.length}get maxOffset(){return this._nodes.reduce(((e,t)=>e+t.offsetSize),0)}getNode(e){return this._nodes[e]||null}getNodeIndex(e){const t=this._nodes.indexOf(e);return-1==t?null:t}getNodeStartOffset(e){const t=this.getNodeIndex(e);return null===t?null:this._nodes.slice(0,t).reduce(((e,t)=>e+t.offsetSize),0)}indexToOffset(e){if(e==this._nodes.length)return this.maxOffset;const t=this._nodes[e];if(!t)throw new k("model-nodelist-index-out-of-bounds",this);return this.getNodeStartOffset(t)}offsetToIndex(e){let t=0;for(const i of this._nodes){if(e>=t&&e<t+i.offsetSize)return this.getNodeIndex(i);t+=i.offsetSize}if(t!=e)throw new k("model-nodelist-offset-out-of-bounds",this,{offset:e,nodeList:this});return this.length}_insertNodes(e,t){for(const e of t)if(!(e instanceof fd))throw new k("model-nodelist-insertnodes-not-node",this);this._nodes=function(e,t,i,n){if(Math.max(t.length,e.length)>bo)return e.slice(0,i).concat(t).concat(e.slice(i+n,e.length));{const s=Array.from(e);return s.splice(i,n,...t),s}}(this._nodes,Array.from(t),e,0)}_removeNodes(e,t=1){return this._nodes.splice(e,t)}toJSON(){return this._nodes.map((e=>e.toJSON()))}}class bd extends fd{constructor(e,t){super(t),this._data=e||""}get offsetSize(){return this.data.length}get data(){return this._data}toJSON(){const e=super.toJSON();return e.data=this.data,e}_clone(){return new bd(this.data,this.getAttributes())}static fromJSON(e){return new bd(e.data,e.attributes)}}bd.prototype.is=function(e){return"$text"===e||"model:$text"===e||"text"===e||"model:text"===e||"node"===e||"model:node"===e};class wd extends gd{constructor(e,t,i){if(super(),this.textNode=e,t<0||t>e.offsetSize)throw new k("model-textproxy-wrong-offsetintext",this);if(i<0||t+i>e.offsetSize)throw new k("model-textproxy-wrong-length",this);this.data=e.data.substring(t,t+i),this.offsetInText=t}get startOffset(){return null!==this.textNode.startOffset?this.textNode.startOffset+this.offsetInText:null}get offsetSize(){return this.data.length}get endOffset(){return null!==this.startOffset?this.startOffset+this.offsetSize:null}get isPartial(){return this.offsetSize!==this.textNode.offsetSize}get parent(){return this.textNode.parent}get root(){return this.textNode.root}getPath(){const e=this.textNode.getPath();return e.length>0&&(e[e.length-1]+=this.offsetInText),e}getAncestors(e={}){const t=[];let i=e.includeSelf?this:this.parent;for(;i;)t[e.parentFirst?"push":"unshift"](i),i=i.parent;return t}hasAttribute(e){return this.textNode.hasAttribute(e)}getAttribute(e){return this.textNode.getAttribute(e)}getAttributes(){return this.textNode.getAttributes()}getAttributeKeys(){return this.textNode.getAttributeKeys()}}wd.prototype.is=function(e){return"$textProxy"===e||"model:$textProxy"===e||"textProxy"===e||"model:textProxy"===e};class vd extends fd{constructor(e,t,i){super(t),this._children=new pd,this.name=e,i&&this._insertChild(0,i)}get childCount(){return this._children.length}get maxOffset(){return this._children.maxOffset}get isEmpty(){return 0===this.childCount}getChild(e){return this._children.getNode(e)}getChildren(){return this._children[Symbol.iterator]()}getChildIndex(e){return this._children.getNodeIndex(e)}getChildStartOffset(e){return this._children.getNodeStartOffset(e)}offsetToIndex(e){return this._children.offsetToIndex(e)}getNodeByPath(e){let t=this;for(const i of e)t=t.getChild(t.offsetToIndex(i));return t}findAncestor(e,t={}){let i=t.includeSelf?this:this.parent;for(;i;){if(i.name===e)return i;i=i.parent}return null}toJSON(){const e=super.toJSON();if(e.name=this.name,this._children.length>0){e.children=[];for(const t of this._children)e.children.push(t.toJSON())}return e}_clone(e=!1){const t=e?Array.from(this._children).map((e=>e._clone(!0))):void 0;return new vd(this.name,this.getAttributes(),t)}_appendChild(e){this._insertChild(this.childCount,e)}_insertChild(e,t){const i=function(e){if("string"==typeof e)return[new bd(e)];ne(e)||(e=[e]);return Array.from(e).map((e=>"string"==typeof e?new bd(e):e instanceof wd?new bd(e.data,e.getAttributes()):e))}(t);for(const e of i)null!==e.parent&&e._remove(),e.parent=this;this._children._insertNodes(e,i)}_removeChildren(e,t=1){const i=this._children._removeNodes(e,t);for(const e of i)e.parent=null;return i}static fromJSON(e){let t;if(e.children){t=[];for(const i of e.children)i.name?t.push(vd.fromJSON(i)):t.push(bd.fromJSON(i))}return new vd(e.name,e.attributes,t)}}vd.prototype.is=function(e,t){return t?t===this.name&&("element"===e||"model:element"===e):"element"===e||"model:element"===e||"node"===e||"model:node"===e};class _d{constructor(e){if(!e||!e.boundaries&&!e.startPosition)throw new k("model-tree-walker-no-start-position",null);const t=e.direction||"forward";if("forward"!=t&&"backward"!=t)throw new k("model-tree-walker-unknown-direction",e,{direction:t});this.direction=t,this.boundaries=e.boundaries||null,e.startPosition?this.position=e.startPosition.clone():this.position=kd._createAt(this.boundaries["backward"==this.direction?"end":"start"]),this.position.stickiness="toNone",this.singleCharacters=!!e.singleCharacters,this.shallow=!!e.shallow,this.ignoreElementEnd=!!e.ignoreElementEnd,this._boundaryStartParent=this.boundaries?this.boundaries.start.parent:null,this._boundaryEndParent=this.boundaries?this.boundaries.end.parent:null,this._visitedParent=this.position.parent}[Symbol.iterator](){return this}skip(e){let t,i,n,s;do{n=this.position,s=this._visitedParent,({done:t,value:i}=this.next())}while(!t&&e(i));t||(this.position=n,this._visitedParent=s)}next(){return"forward"==this.direction?this._next():this._previous()}_next(){const e=this.position,t=this.position.clone(),i=this._visitedParent;if(null===i.parent&&t.offset===i.maxOffset)return{done:!0,value:void 0};if(i===this._boundaryEndParent&&t.offset==this.boundaries.end.offset)return{done:!0,value:void 0};const n=Ad(t,i),s=n||Cd(t,i,n);if(s instanceof vd)return this.shallow?t.offset++:(t.path.push(0),this._visitedParent=s),this.position=t,yd("elementStart",s,e,t,1);if(s instanceof bd){let n;if(this.singleCharacters)n=1;else{let e=s.endOffset;this._boundaryEndParent==i&&this.boundaries.end.offset<e&&(e=this.boundaries.end.offset),n=e-t.offset}const o=t.offset-s.startOffset,r=new wd(s,o,n);return t.offset+=n,this.position=t,yd("text",r,e,t,n)}return t.path.pop(),t.offset++,this.position=t,this._visitedParent=i.parent,this.ignoreElementEnd?this._next():yd("elementEnd",i,e,t)}_previous(){const e=this.position,t=this.position.clone(),i=this._visitedParent;if(null===i.parent&&0===t.offset)return{done:!0,value:void 0};if(i==this._boundaryStartParent&&t.offset==this.boundaries.start.offset)return{done:!0,value:void 0};const n=t.parent,s=Ad(t,n),o=s||Td(t,n,s);if(o instanceof vd)return t.offset--,this.shallow?(this.position=t,yd("elementStart",o,e,t,1)):(t.path.push(o.maxOffset),this.position=t,this._visitedParent=o,this.ignoreElementEnd?this._previous():yd("elementEnd",o,e,t));if(o instanceof bd){let n;if(this.singleCharacters)n=1;else{let e=o.startOffset;this._boundaryStartParent==i&&this.boundaries.start.offset>e&&(e=this.boundaries.start.offset),n=t.offset-e}const s=t.offset-o.startOffset,r=new wd(o,s-n,n);return t.offset-=n,this.position=t,yd("text",r,e,t,n)}return t.path.pop(),this.position=t,this._visitedParent=i.parent,yd("elementStart",i,e,t,1)}}function yd(e,t,i,n,s){return{done:!1,value:{type:e,item:t,previousPosition:i,nextPosition:n,length:s}}}class kd extends gd{constructor(e,t,i="toNone"){if(super(),!e.is("element")&&!e.is("documentFragment"))throw new k("model-position-root-invalid",e);if(!(t instanceof Array)||0===t.length)throw new k("model-position-path-incorrect-format",e,{path:t});e.is("rootElement")?t=t.slice():(t=[...e.getPath(),...t],e=e.root),this.root=e,this.path=t,this.stickiness=i}get offset(){return this.path[this.path.length-1]}set offset(e){this.path[this.path.length-1]=e}get parent(){let e=this.root;for(let t=0;t<this.path.length-1;t++)if(e=e.getChild(e.offsetToIndex(this.path[t])),!e)throw new k("model-position-path-incorrect",this,{position:this});if(e.is("$text"))throw new k("model-position-path-incorrect",this,{position:this});return e}get index(){return this.parent.offsetToIndex(this.offset)}get textNode(){return Ad(this,this.parent)}get nodeAfter(){const e=this.parent;return Cd(this,e,Ad(this,e))}get nodeBefore(){const e=this.parent;return Td(this,e,Ad(this,e))}get isAtStart(){return 0===this.offset}get isAtEnd(){return this.offset==this.parent.maxOffset}compareWith(e){if(this.root!=e.root)return"different";const t=ie(this.path,e.path);switch(t){case"same":return"same";case"prefix":return"before";case"extension":return"after";default:return this.path[t]<e.path[t]?"before":"after"}}getLastMatchingPosition(e,t={}){t.startPosition=this;const i=new _d(t);return i.skip(e),i.position}getParentPath(){return this.path.slice(0,-1)}getAncestors(){const e=this.parent;return e.is("documentFragment")?[e]:e.getAncestors({includeSelf:!0})}findAncestor(e){const t=this.parent;return t.is("element")?t.findAncestor(e,{includeSelf:!0}):null}getCommonPath(e){if(this.root!=e.root)return[];const t=ie(this.path,e.path),i="string"==typeof t?Math.min(this.path.length,e.path.length):t;return this.path.slice(0,i)}getCommonAncestor(e){const t=this.getAncestors(),i=e.getAncestors();let n=0;for(;t[n]==i[n]&&t[n];)n++;return 0===n?null:t[n-1]}getShiftedBy(e){const t=this.clone(),i=t.offset+e;return t.offset=i<0?0:i,t}isAfter(e){return"after"==this.compareWith(e)}isBefore(e){return"before"==this.compareWith(e)}isEqual(e){return"same"==this.compareWith(e)}isTouching(e){if(this.root!==e.root)return!1;const t=Math.min(this.path.length,e.path.length);for(let i=0;i<t;i++){const t=this.path[i]-e.path[i];if(t<-1||t>1)return!1;if(1===t)return xd(e,this,i);if(-1===t)return xd(this,e,i)}return this.path.length===e.path.length||(this.path.length>e.path.length?Ed(this.path,t):Ed(e.path,t))}hasSameParentAs(e){if(this.root!==e.root)return!1;return"same"==ie(this.getParentPath(),e.getParentPath())}getTransformedByOperation(e){let t;switch(e.type){case"insert":t=this._getTransformedByInsertOperation(e);break;case"move":case"remove":case"reinsert":t=this._getTransformedByMoveOperation(e);break;case"split":t=this._getTransformedBySplitOperation(e);break;case"merge":t=this._getTransformedByMergeOperation(e);break;default:t=kd._createAt(this)}return t}_getTransformedByInsertOperation(e){return this._getTransformedByInsertion(e.position,e.howMany)}_getTransformedByMoveOperation(e){return this._getTransformedByMove(e.sourcePosition,e.targetPosition,e.howMany)}_getTransformedBySplitOperation(e){const t=e.movedRange;return t.containsPosition(this)||t.start.isEqual(this)&&"toNext"==this.stickiness?this._getCombined(e.splitPosition,e.moveTargetPosition):e.graveyardPosition?this._getTransformedByMove(e.graveyardPosition,e.insertionPosition,1):this._getTransformedByInsertion(e.insertionPosition,1)}_getTransformedByMergeOperation(e){const t=e.movedRange;let i;return t.containsPosition(this)||t.start.isEqual(this)?(i=this._getCombined(e.sourcePosition,e.targetPosition),e.sourcePosition.isBefore(e.targetPosition)&&(i=i._getTransformedByDeletion(e.deletionPosition,1))):i=this.isEqual(e.deletionPosition)?kd._createAt(e.deletionPosition):this._getTransformedByMove(e.deletionPosition,e.graveyardPosition,1),i}_getTransformedByDeletion(e,t){const i=kd._createAt(this);if(this.root!=e.root)return i;if("same"==ie(e.getParentPath(),this.getParentPath())){if(e.offset<this.offset){if(e.offset+t>this.offset)return null;i.offset-=t}}else if("prefix"==ie(e.getParentPath(),this.getParentPath())){const n=e.path.length-1;if(e.offset<=this.path[n]){if(e.offset+t>this.path[n])return null;i.path[n]-=t}}return i}_getTransformedByInsertion(e,t){const i=kd._createAt(this);if(this.root!=e.root)return i;if("same"==ie(e.getParentPath(),this.getParentPath()))(e.offset<this.offset||e.offset==this.offset&&"toPrevious"!=this.stickiness)&&(i.offset+=t);else if("prefix"==ie(e.getParentPath(),this.getParentPath())){const n=e.path.length-1;e.offset<=this.path[n]&&(i.path[n]+=t)}return i}_getTransformedByMove(e,t,i){if(t=t._getTransformedByDeletion(e,i),e.isEqual(t))return kd._createAt(this);const n=this._getTransformedByDeletion(e,i);return null===n||e.isEqual(this)&&"toNext"==this.stickiness||e.getShiftedBy(i).isEqual(this)&&"toPrevious"==this.stickiness?this._getCombined(e,t):n._getTransformedByInsertion(t,i)}_getCombined(e,t){const i=e.path.length-1,n=kd._createAt(t);return n.stickiness=this.stickiness,n.offset=n.offset+this.path[i]-e.offset,n.path=[...n.path,...this.path.slice(i+1)],n}toJSON(){return{root:this.root.toJSON(),path:Array.from(this.path),stickiness:this.stickiness}}clone(){return new this.constructor(this.root,this.path,this.stickiness)}static _createAt(e,t,i="toNone"){if(e instanceof kd)return new kd(e.root,e.path,e.stickiness);{const n=e;if("end"==t)t=n.maxOffset;else{if("before"==t)return this._createBefore(n,i);if("after"==t)return this._createAfter(n,i);if(0!==t&&!t)throw new k("model-createpositionat-offset-required",[this,e])}if(!n.is("element")&&!n.is("documentFragment"))throw new k("model-position-parent-incorrect",[this,e]);const s=n.getPath();return s.push(t),new this(n.root,s,i)}}static _createAfter(e,t){if(!e.parent)throw new k("model-position-after-root",[this,e],{root:e});return this._createAt(e.parent,e.endOffset,t)}static _createBefore(e,t){if(!e.parent)throw new k("model-position-before-root",e,{root:e});return this._createAt(e.parent,e.startOffset,t)}static fromJSON(e,t){if("$graveyard"===e.root){const i=new kd(t.graveyard,e.path);return i.stickiness=e.stickiness,i}if(!t.getRoot(e.root))throw new k("model-position-fromjson-no-root",t,{rootName:e.root});return new kd(t.getRoot(e.root),e.path,e.stickiness)}}function Ad(e,t){const i=t.getChild(t.offsetToIndex(e.offset));return i&&i.is("$text")&&i.startOffset<e.offset?i:null}function Cd(e,t,i){return null!==i?null:t.getChild(t.offsetToIndex(e.offset))}function Td(e,t,i){return null!==i?null:t.getChild(t.offsetToIndex(e.offset)-1)}function xd(e,t,i){return i+1!==e.path.length&&(!!Ed(t.path,i+1)&&!!function(e,t){let i=e.parent,n=e.path.length-1,s=0;for(;n>=t;){if(e.path[n]+s!==i.maxOffset)return!1;s=1,n--,i=i.parent}return!0}(e,i+1))}function Ed(e,t){for(;t<e.length;){if(0!==e[t])return!1;t++}return!0}kd.prototype.is=function(e){return"position"===e||"model:position"===e};class Sd extends gd{constructor(e,t){super(),this.start=kd._createAt(e),this.end=t?kd._createAt(t):kd._createAt(e),this.start.stickiness=this.isCollapsed?"toNone":"toNext",this.end.stickiness=this.isCollapsed?"toNone":"toPrevious"}*[Symbol.iterator](){yield*new _d({boundaries:this,ignoreElementEnd:!0})}get isCollapsed(){return this.start.isEqual(this.end)}get isFlat(){return"same"==ie(this.start.getParentPath(),this.end.getParentPath())}get root(){return this.start.root}containsPosition(e){return e.isAfter(this.start)&&e.isBefore(this.end)}containsRange(e,t=!1){e.isCollapsed&&(t=!1);const i=this.containsPosition(e.start)||t&&this.start.isEqual(e.start),n=this.containsPosition(e.end)||t&&this.end.isEqual(e.end);return i&&n}containsItem(e){const t=kd._createBefore(e);return this.containsPosition(t)||this.start.isEqual(t)}isEqual(e){return this.start.isEqual(e.start)&&this.end.isEqual(e.end)}isIntersecting(e){return this.start.isBefore(e.end)&&this.end.isAfter(e.start)}getDifference(e){const t=[];return this.isIntersecting(e)?(this.containsPosition(e.start)&&t.push(new Sd(this.start,e.start)),this.containsPosition(e.end)&&t.push(new Sd(e.end,this.end))):t.push(new Sd(this.start,this.end)),t}getIntersection(e){if(this.isIntersecting(e)){let t=this.start,i=this.end;return this.containsPosition(e.start)&&(t=e.start),this.containsPosition(e.end)&&(i=e.end),new Sd(t,i)}return null}getJoined(e,t=!1){let i=this.isIntersecting(e);if(i||(i=this.start.isBefore(e.start)?t?this.end.isTouching(e.start):this.end.isEqual(e.start):t?e.end.isTouching(this.start):e.end.isEqual(this.start)),!i)return null;let n=this.start,s=this.end;return e.start.isBefore(n)&&(n=e.start),e.end.isAfter(s)&&(s=e.end),new Sd(n,s)}getMinimalFlatRanges(){const e=[],t=this.start.getCommonPath(this.end).length,i=kd._createAt(this.start);let n=i.parent;for(;i.path.length>t+1;){const t=n.maxOffset-i.offset;0!==t&&e.push(new Sd(i,i.getShiftedBy(t))),i.path=i.path.slice(0,-1),i.offset++,n=n.parent}for(;i.path.length<=this.end.path.length;){const t=this.end.path[i.path.length-1],n=t-i.offset;0!==n&&e.push(new Sd(i,i.getShiftedBy(n))),i.offset=t,i.path.push(0)}return e}getWalker(e={}){return e.boundaries=this,new _d(e)}*getItems(e={}){e.boundaries=this,e.ignoreElementEnd=!0;const t=new _d(e);for(const e of t)yield e.item}*getPositions(e={}){e.boundaries=this;const t=new _d(e);yield t.position;for(const e of t)yield e.nextPosition}getTransformedByOperation(e){switch(e.type){case"insert":return this._getTransformedByInsertOperation(e);case"move":case"remove":case"reinsert":return this._getTransformedByMoveOperation(e);case"split":return[this._getTransformedBySplitOperation(e)];case"merge":return[this._getTransformedByMergeOperation(e)]}return[new Sd(this.start,this.end)]}getTransformedByOperations(e){const t=[new Sd(this.start,this.end)];for(const i of e)for(let e=0;e<t.length;e++){const n=t[e].getTransformedByOperation(i);t.splice(e,1,...n),e+=n.length-1}for(let e=0;e<t.length;e++){const i=t[e];for(let n=e+1;n<t.length;n++){const e=t[n];(i.containsRange(e)||e.containsRange(i)||i.isEqual(e))&&t.splice(n,1)}}return t}getCommonAncestor(){return this.start.getCommonAncestor(this.end)}getContainedElement(){if(this.isCollapsed)return null;const e=this.start.nodeAfter,t=this.end.nodeBefore;return e&&e.is("element")&&e===t?e:null}toJSON(){return{start:this.start.toJSON(),end:this.end.toJSON()}}clone(){return new this.constructor(this.start,this.end)}_getTransformedByInsertOperation(e,t=!1){return this._getTransformedByInsertion(e.position,e.howMany,t)}_getTransformedByMoveOperation(e,t=!1){const i=e.sourcePosition,n=e.howMany,s=e.targetPosition;return this._getTransformedByMove(i,s,n,t)}_getTransformedBySplitOperation(e){const t=this.start._getTransformedBySplitOperation(e);let i=this.end._getTransformedBySplitOperation(e);return this.end.isEqual(e.insertionPosition)&&(i=this.end.getShiftedBy(1)),t.root!=i.root&&(i=this.end.getShiftedBy(-1)),new Sd(t,i)}_getTransformedByMergeOperation(e){if(this.start.isEqual(e.targetPosition)&&this.end.isEqual(e.deletionPosition))return new Sd(this.start);let t=this.start._getTransformedByMergeOperation(e),i=this.end._getTransformedByMergeOperation(e);return t.root!=i.root&&(i=this.end.getShiftedBy(-1)),t.isAfter(i)?(e.sourcePosition.isBefore(e.targetPosition)?(t=kd._createAt(i),t.offset=0):(e.deletionPosition.isEqual(t)||(i=e.deletionPosition),t=e.targetPosition),new Sd(t,i)):new Sd(t,i)}_getTransformedByInsertion(e,t,i=!1){if(i&&this.containsPosition(e))return[new Sd(this.start,e),new Sd(e.getShiftedBy(t),this.end._getTransformedByInsertion(e,t))];{const i=new Sd(this.start,this.end);return i.start=i.start._getTransformedByInsertion(e,t),i.end=i.end._getTransformedByInsertion(e,t),[i]}}_getTransformedByMove(e,t,i,n=!1){if(this.isCollapsed){const n=this.start._getTransformedByMove(e,t,i);return[new Sd(n)]}const s=Sd._createFromPositionAndShift(e,i),o=t._getTransformedByDeletion(e,i);if(this.containsPosition(t)&&!n&&(s.containsPosition(this.start)||s.containsPosition(this.end))){const n=this.start._getTransformedByMove(e,t,i),s=this.end._getTransformedByMove(e,t,i);return[new Sd(n,s)]}let r;const a=this.getDifference(s);let l=null;const c=this.getIntersection(s);if(1==a.length?l=new Sd(a[0].start._getTransformedByDeletion(e,i),a[0].end._getTransformedByDeletion(e,i)):2==a.length&&(l=new Sd(this.start,this.end._getTransformedByDeletion(e,i))),r=l?l._getTransformedByInsertion(o,i,null!==c||n):[],c){const e=new Sd(c.start._getCombined(s.start,o),c.end._getCombined(s.start,o));2==r.length?r.splice(1,0,e):r.push(e)}return r}_getTransformedByDeletion(e,t){let i=this.start._getTransformedByDeletion(e,t),n=this.end._getTransformedByDeletion(e,t);return null==i&&null==n?null:(null==i&&(i=e),null==n&&(n=e),new Sd(i,n))}static _createFromPositionAndShift(e,t){const i=e,n=e.getShiftedBy(t);return t>0?new this(i,n):new this(n,i)}static _createIn(e){return new this(kd._createAt(e,0),kd._createAt(e,e.maxOffset))}static _createOn(e){return this._createFromPositionAndShift(kd._createBefore(e),e.offsetSize)}static _createFromRanges(e){if(0===e.length)throw new k("range-create-from-ranges-empty-array",null);if(1==e.length)return e[0].clone();const t=e[0];e.sort(((e,t)=>e.start.isAfter(t.start)?1:-1));const i=e.indexOf(t),n=new this(t.start,t.end);if(i>0)for(let t=i-1;e[t].end.isEqual(n.start);t++)n.start=kd._createAt(e[t].start);for(let t=i+1;t<e.length&&e[t].start.isEqual(n.end);t++)n.end=kd._createAt(e[t].end);return n}static fromJSON(e,t){return new this(kd.fromJSON(e.start,t),kd.fromJSON(e.end,t))}}Sd.prototype.is=function(e){return"range"===e||"model:range"===e};class Pd extends(V()){constructor(){super(),this._modelToViewMapping=new WeakMap,this._viewToModelMapping=new WeakMap,this._viewToModelLengthCallbacks=new Map,this._markerNameToElements=new Map,this._elementToMarkerNames=new Map,this._deferredBindingRemovals=new Map,this._unboundMarkerNames=new Set,this.on("modelToViewPosition",((e,t)=>{if(t.viewPosition)return;const i=this._modelToViewMapping.get(t.modelPosition.parent);if(!i)throw new k("mapping-model-position-view-parent-not-found",this,{modelPosition:t.modelPosition});t.viewPosition=this.findPositionIn(i,t.modelPosition.offset)}),{priority:"low"}),this.on("viewToModelPosition",((e,t)=>{if(t.modelPosition)return;const i=this.findMappedViewAncestor(t.viewPosition),n=this._viewToModelMapping.get(i),s=this._toModelOffset(t.viewPosition.parent,t.viewPosition.offset,i);t.modelPosition=kd._createAt(n,s)}),{priority:"low"})}bindElements(e,t){this._modelToViewMapping.set(e,t),this._viewToModelMapping.set(t,e)}unbindViewElement(e,t={}){const i=this.toModelElement(e);if(this._elementToMarkerNames.has(e))for(const t of this._elementToMarkerNames.get(e))this._unboundMarkerNames.add(t);t.defer?this._deferredBindingRemovals.set(e,e.root):(this._viewToModelMapping.delete(e),this._modelToViewMapping.get(i)==e&&this._modelToViewMapping.delete(i))}unbindModelElement(e){const t=this.toViewElement(e);this._modelToViewMapping.delete(e),this._viewToModelMapping.get(t)==e&&this._viewToModelMapping.delete(t)}bindElementToMarker(e,t){const i=this._markerNameToElements.get(t)||new Set;i.add(e);const n=this._elementToMarkerNames.get(e)||new Set;n.add(t),this._markerNameToElements.set(t,i),this._elementToMarkerNames.set(e,n)}unbindElementFromMarkerName(e,t){const i=this._markerNameToElements.get(t);i&&(i.delete(e),0==i.size&&this._markerNameToElements.delete(t));const n=this._elementToMarkerNames.get(e);n&&(n.delete(t),0==n.size&&this._elementToMarkerNames.delete(e))}flushUnboundMarkerNames(){const e=Array.from(this._unboundMarkerNames);return this._unboundMarkerNames.clear(),e}flushDeferredBindings(){for(const[e,t]of this._deferredBindingRemovals)e.root==t&&this.unbindViewElement(e);this._deferredBindingRemovals=new Map}clearBindings(){this._modelToViewMapping=new WeakMap,this._viewToModelMapping=new WeakMap,this._markerNameToElements=new Map,this._elementToMarkerNames=new Map,this._unboundMarkerNames=new Set,this._deferredBindingRemovals=new Map}toModelElement(e){return this._viewToModelMapping.get(e)}toViewElement(e){return this._modelToViewMapping.get(e)}toModelRange(e){return new Sd(this.toModelPosition(e.start),this.toModelPosition(e.end))}toViewRange(e){return new Ka(this.toViewPosition(e.start),this.toViewPosition(e.end))}toModelPosition(e){const t={viewPosition:e,mapper:this};return this.fire("viewToModelPosition",t),t.modelPosition}toViewPosition(e,t={}){const i={modelPosition:e,mapper:this,isPhantom:t.isPhantom};return this.fire("modelToViewPosition",i),i.viewPosition}markerNameToElements(e){const t=this._markerNameToElements.get(e);if(!t)return null;const i=new Set;for(const e of t)if(e.is("attributeElement"))for(const t of e.getElementsWithSameId())i.add(t);else i.add(e);return i}registerViewToModelLength(e,t){this._viewToModelLengthCallbacks.set(e,t)}findMappedViewAncestor(e){let t=e.parent;for(;!this._viewToModelMapping.has(t);)t=t.parent;return t}_toModelOffset(e,t,i){if(i!=e){return this._toModelOffset(e.parent,e.index,i)+this._toModelOffset(e,t,e)}if(e.is("$text"))return t;let n=0;for(let i=0;i<t;i++)n+=this.getModelLength(e.getChild(i));return n}getModelLength(e){if(this._viewToModelLengthCallbacks.get(e.name)){return this._viewToModelLengthCallbacks.get(e.name)(e)}if(this._viewToModelMapping.has(e))return 1;if(e.is("$text"))return e.data.length;if(e.is("uiElement"))return 0;{let t=0;for(const i of e.getChildren())t+=this.getModelLength(i);return t}}findPositionIn(e,t){let i,n=0,s=0,o=0;if(e.is("$text"))return new qa(e,t);for(;s<t;)i=e.getChild(o),n=this.getModelLength(i),s+=n,o++;return s==t?this._moveViewPositionToTextNode(new qa(e,o)):this.findPositionIn(i,t-(s-n))}_moveViewPositionToTextNode(e){const t=e.nodeBefore,i=e.nodeAfter;return t instanceof Ir?new qa(t,t.data.length):i instanceof Ir?new qa(i,0):e}}class Id{constructor(){this._consumable=new Map,this._textProxyRegistry=new Map}add(e,t){t=Rd(t),e instanceof wd&&(e=this._getSymbolForTextProxy(e)),this._consumable.has(e)||this._consumable.set(e,new Map),this._consumable.get(e).set(t,!0)}consume(e,t){return t=Rd(t),e instanceof wd&&(e=this._getSymbolForTextProxy(e)),!!this.test(e,t)&&(this._consumable.get(e).set(t,!1),!0)}test(e,t){t=Rd(t),e instanceof wd&&(e=this._getSymbolForTextProxy(e));const i=this._consumable.get(e);if(void 0===i)return null;const n=i.get(t);return void 0===n?null:n}revert(e,t){t=Rd(t),e instanceof wd&&(e=this._getSymbolForTextProxy(e));const i=this.test(e,t);return!1===i?(this._consumable.get(e).set(t,!0),!0):!0!==i&&null}verifyAllConsumed(e){const t=[];for(const[i,n]of this._consumable)for(const[s,o]of n){const n=s.split(":")[0];o&&e==n&&t.push({event:s,item:i.name||i.description})}if(t.length)throw new k("conversion-model-consumable-not-consumed",null,{items:t})}_getSymbolForTextProxy(e){let t=null;const i=this._textProxyRegistry.get(e.startOffset);if(i){const n=i.get(e.endOffset);n&&(t=n.get(e.parent))}return t||(t=this._addSymbolForTextProxy(e)),t}_addSymbolForTextProxy(e){const t=e.startOffset,i=e.endOffset,n=e.parent,s=Symbol("$textProxy:"+e.data);let o,r;return o=this._textProxyRegistry.get(t),o||(o=new Map,this._textProxyRegistry.set(t,o)),r=o.get(i),r||(r=new Map,o.set(i,r)),r.set(n,s),s}}function Rd(e){const t=e.split(":");return"insert"==t[0]?t[0]:"addMarker"==t[0]||"removeMarker"==t[0]?e:t.length>1?t[0]+":"+t[1]:t[0]}class Vd extends(V()){constructor(e){super(),this._conversionApi={dispatcher:this,...e},this._firedEventsMap=new WeakMap}convertChanges(e,t,i){const n=this._createConversionApi(i,e.getRefreshedItems());for(const t of e.getMarkersToRemove())this._convertMarkerRemove(t.name,t.range,n);const s=this._reduceChanges(e.getChanges());for(const e of s)"insert"===e.type?this._convertInsert(Sd._createFromPositionAndShift(e.position,e.length),n):"reinsert"===e.type?this._convertReinsert(Sd._createFromPositionAndShift(e.position,e.length),n):"remove"===e.type?this._convertRemove(e.position,e.length,e.name,n):this._convertAttribute(e.range,e.attributeKey,e.attributeOldValue,e.attributeNewValue,n);for(const e of n.mapper.flushUnboundMarkerNames()){const i=t.get(e).getRange();this._convertMarkerRemove(e,i,n),this._convertMarkerAdd(e,i,n)}for(const t of e.getMarkersToAdd())this._convertMarkerAdd(t.name,t.range,n);n.mapper.flushDeferredBindings(),n.consumable.verifyAllConsumed("insert")}convert(e,t,i,n={}){const s=this._createConversionApi(i,void 0,n);this._convertInsert(e,s);for(const[e,i]of t)this._convertMarkerAdd(e,i,s);s.consumable.verifyAllConsumed("insert")}convertSelection(e,t,i){const n=Array.from(t.getMarkersAtPosition(e.getFirstPosition())),s=this._createConversionApi(i);if(this._addConsumablesForSelection(s.consumable,e,n),this.fire("selection",{selection:e},s),e.isCollapsed){for(const t of n){const i=t.getRange();if(!Od(e.getFirstPosition(),t,s.mapper))continue;const n={item:e,markerName:t.name,markerRange:i};s.consumable.test(e,"addMarker:"+t.name)&&this.fire(`addMarker:${t.name}`,n,s)}for(const t of e.getAttributeKeys()){const i={item:e,range:e.getFirstRange(),attributeKey:t,attributeOldValue:null,attributeNewValue:e.getAttribute(t)};s.consumable.test(e,"attribute:"+i.attributeKey)&&this.fire(`attribute:${i.attributeKey}:$text`,i,s)}}}_convertInsert(e,t,i={}){i.doNotAddConsumables||this._addConsumablesForInsert(t.consumable,Array.from(e));for(const i of Array.from(e.getWalker({shallow:!0})).map(Bd))this._testAndFire("insert",i,t)}_convertRemove(e,t,i,n){this.fire(`remove:${i}`,{position:e,length:t},n)}_convertAttribute(e,t,i,n,s){this._addConsumablesForRange(s.consumable,e,`attribute:${t}`);for(const o of e){const e={item:o.item,range:Sd._createFromPositionAndShift(o.previousPosition,o.length),attributeKey:t,attributeOldValue:i,attributeNewValue:n};this._testAndFire(`attribute:${t}`,e,s)}}_convertReinsert(e,t){const i=Array.from(e.getWalker({shallow:!0}));this._addConsumablesForInsert(t.consumable,i);for(const e of i.map(Bd))this._testAndFire("insert",{...e,reconversion:!0},t)}_convertMarkerAdd(e,t,i){if("$graveyard"==t.root.rootName)return;const n=`addMarker:${e}`;if(i.consumable.add(t,n),this.fire(n,{markerName:e,markerRange:t},i),i.consumable.consume(t,n)){this._addConsumablesForRange(i.consumable,t,n);for(const s of t.getItems()){if(!i.consumable.test(s,n))continue;const o={item:s,range:Sd._createOn(s),markerName:e,markerRange:t};this.fire(n,o,i)}}}_convertMarkerRemove(e,t,i){"$graveyard"!=t.root.rootName&&this.fire(`removeMarker:${e}`,{markerName:e,markerRange:t},i)}_reduceChanges(e){const t={changes:e};return this.fire("reduceChanges",t),t.changes}_addConsumablesForInsert(e,t){for(const i of t){const t=i.item;if(null===e.test(t,"insert")){e.add(t,"insert");for(const i of t.getAttributeKeys())e.add(t,"attribute:"+i)}}return e}_addConsumablesForRange(e,t,i){for(const n of t.getItems())e.add(n,i);return e}_addConsumablesForSelection(e,t,i){e.add(t,"selection");for(const n of i)e.add(t,"addMarker:"+n.name);for(const i of t.getAttributeKeys())e.add(t,"attribute:"+i);return e}_testAndFire(e,t,i){const n=function(e,t){const i=t.item.is("element")?t.item.name:"$text";return`${e}:${i}`}(e,t),s=t.item.is("$textProxy")?i.consumable._getSymbolForTextProxy(t.item):t.item,o=this._firedEventsMap.get(i),r=o.get(s);if(r){if(r.has(n))return;r.add(n)}else o.set(s,new Set([n]));this.fire(n,t,i)}_testAndFireAddAttributes(e,t){const i={item:e,range:Sd._createOn(e)};for(const e of i.item.getAttributeKeys())i.attributeKey=e,i.attributeOldValue=null,i.attributeNewValue=i.item.getAttribute(e),this._testAndFire(`attribute:${e}`,i,t)}_createConversionApi(e,t=new Set,i={}){const n={...this._conversionApi,consumable:new Id,writer:e,options:i,convertItem:e=>this._convertInsert(Sd._createOn(e),n),convertChildren:e=>this._convertInsert(Sd._createIn(e),n,{doNotAddConsumables:!0}),convertAttributes:e=>this._testAndFireAddAttributes(e,n),canReuseView:e=>!t.has(n.mapper.toModelElement(e))};return this._firedEventsMap.set(n,new Map),n}}function Od(e,t,i){const n=t.getRange(),s=Array.from(e.getAncestors());s.shift(),s.reverse();return!s.some((e=>{if(n.containsItem(e)){return!!i.toViewElement(e).getCustomProperty("addHighlight")}}))}function Bd(e){return{item:e.item,range:Sd._createFromPositionAndShift(e.previousPosition,e.length)}}class Nd extends(V(gd)){constructor(...e){super(),this._lastRangeBackward=!1,this._attrs=new Map,this._ranges=[],e.length&&this.setTo(...e)}get anchor(){if(this._ranges.length>0){const e=this._ranges[this._ranges.length-1];return this._lastRangeBackward?e.end:e.start}return null}get focus(){if(this._ranges.length>0){const e=this._ranges[this._ranges.length-1];return this._lastRangeBackward?e.start:e.end}return null}get isCollapsed(){return 1===this._ranges.length&&this._ranges[0].isCollapsed}get rangeCount(){return this._ranges.length}get isBackward(){return!this.isCollapsed&&this._lastRangeBackward}isEqual(e){if(this.rangeCount!=e.rangeCount)return!1;if(0===this.rangeCount)return!0;if(!this.anchor.isEqual(e.anchor)||!this.focus.isEqual(e.focus))return!1;for(const t of this._ranges){let i=!1;for(const n of e._ranges)if(t.isEqual(n)){i=!0;break}if(!i)return!1}return!0}*getRanges(){for(const e of this._ranges)yield new Sd(e.start,e.end)}getFirstRange(){let e=null;for(const t of this._ranges)e&&!t.start.isBefore(e.start)||(e=t);return e?new Sd(e.start,e.end):null}getLastRange(){let e=null;for(const t of this._ranges)e&&!t.end.isAfter(e.end)||(e=t);return e?new Sd(e.start,e.end):null}getFirstPosition(){const e=this.getFirstRange();return e?e.start.clone():null}getLastPosition(){const e=this.getLastRange();return e?e.end.clone():null}setTo(...e){let[t,i,n]=e;if("object"==typeof i&&(n=i,i=void 0),null===t)this._setRanges([]);else if(t instanceof Nd)this._setRanges(t.getRanges(),t.isBackward);else if(t&&"function"==typeof t.getRanges)this._setRanges(t.getRanges(),t.isBackward);else if(t instanceof Sd)this._setRanges([t],!!n&&!!n.backward);else if(t instanceof kd)this._setRanges([new Sd(t)]);else if(t instanceof fd){const e=!!n&&!!n.backward;let s;if("in"==i)s=Sd._createIn(t);else if("on"==i)s=Sd._createOn(t);else{if(void 0===i)throw new k("model-selection-setto-required-second-parameter",[this,t]);s=new Sd(kd._createAt(t,i))}this._setRanges([s],e)}else{if(!ne(t))throw new k("model-selection-setto-not-selectable",[this,t]);this._setRanges(t,n&&!!n.backward)}}_setRanges(e,t=!1){const i=Array.from(e),n=i.some((t=>{if(!(t instanceof Sd))throw new k("model-selection-set-ranges-not-range",[this,e]);return this._ranges.every((e=>!e.isEqual(t)))}));(i.length!==this._ranges.length||n)&&(this._replaceAllRanges(i),this._lastRangeBackward=!!t,this.fire("change:range",{directChange:!0}))}setFocus(e,t){if(null===this.anchor)throw new k("model-selection-setfocus-no-ranges",[this,e]);const i=kd._createAt(e,t);if("same"==i.compareWith(this.focus))return;const n=this.anchor;this._ranges.length&&this._popRange(),"before"==i.compareWith(n)?(this._pushRange(new Sd(i,n)),this._lastRangeBackward=!0):(this._pushRange(new Sd(n,i)),this._lastRangeBackward=!1),this.fire("change:range",{directChange:!0})}getAttribute(e){return this._attrs.get(e)}getAttributes(){return this._attrs.entries()}getAttributeKeys(){return this._attrs.keys()}hasAttribute(e){return this._attrs.has(e)}removeAttribute(e){this.hasAttribute(e)&&(this._attrs.delete(e),this.fire("change:attribute",{attributeKeys:[e],directChange:!0}))}setAttribute(e,t){this.getAttribute(e)!==t&&(this._attrs.set(e,t),this.fire("change:attribute",{attributeKeys:[e],directChange:!0}))}getSelectedElement(){return 1!==this.rangeCount?null:this.getFirstRange().getContainedElement()}*getSelectedBlocks(){const e=new WeakSet;for(const t of this.getRanges()){const i=Dd(t.start,e);i&&zd(i,t)&&(yield i);for(const i of t.getWalker()){const n=i.item;"elementEnd"==i.type&&Fd(n,e,t)&&(yield n)}const n=Dd(t.end,e);n&&!t.end.isTouching(kd._createAt(n,0))&&zd(n,t)&&(yield n)}}containsEntireContent(e=this.anchor.root){const t=kd._createAt(e,0),i=kd._createAt(e,"end");return t.isTouching(this.getFirstPosition())&&i.isTouching(this.getLastPosition())}_pushRange(e){this._checkRange(e),this._ranges.push(new Sd(e.start,e.end))}_checkRange(e){for(let t=0;t<this._ranges.length;t++)if(e.isIntersecting(this._ranges[t]))throw new k("model-selection-range-intersects",[this,e],{addedRange:e,intersectingRange:this._ranges[t]})}_replaceAllRanges(e){this._removeAllRanges();for(const t of e)this._pushRange(t)}_removeAllRanges(){for(;this._ranges.length>0;)this._popRange()}_popRange(){this._ranges.pop()}}function Md(e,t){return!t.has(e)&&(t.add(e),e.root.document.model.schema.isBlock(e)&&!!e.parent)}function Fd(e,t,i){return Md(e,t)&&zd(e,i)}function Dd(e,t){const i=e.parent.root.document.model.schema,n=e.parent.getAncestors({parentFirst:!0,includeSelf:!0});let s=!1;const o=n.find((e=>!s&&(s=i.isLimit(e),!s&&Md(e,t))));return n.forEach((e=>t.add(e))),o}function zd(e,t){const i=function(e){const t=e.root.document.model.schema;let i=e.parent;for(;i;){if(t.isBlock(i))return i;i=i.parent}}(e);if(!i)return!0;return!t.containsRange(Sd._createOn(i),!0)}Nd.prototype.is=function(e){return"selection"===e||"model:selection"===e};class Ld extends(V(Sd)){constructor(e,t){super(e,t),Hd.call(this)}detach(){this.stopListening()}toRange(){return new Sd(this.start,this.end)}static fromRange(e){return new Ld(e.start,e.end)}}function Hd(){this.listenTo(this.root.document.model,"applyOperation",((e,t)=>{const i=t[0];i.isDocumentOperation&&$d.call(this,i)}),{priority:"low"})}function $d(e){const t=this.getTransformedByOperation(e),i=Sd._createFromRanges(t),n=!i.isEqual(this),s=function(e,t){switch(t.type){case"insert":return e.containsPosition(t.position);case"move":case"remove":case"reinsert":case"merge":return e.containsPosition(t.sourcePosition)||e.start.isEqual(t.sourcePosition)||e.containsPosition(t.targetPosition);case"split":return e.containsPosition(t.splitPosition)||e.containsPosition(t.insertionPosition)}return!1}(this,e);let o=null;if(n){"$graveyard"==i.root.rootName&&(o="remove"==e.type?e.sourcePosition:e.deletionPosition);const t=this.toRange();this.start=i.start,this.end=i.end,this.fire("change:range",t,{deletionPosition:o})}else s&&this.fire("change:content",this.toRange(),{deletionPosition:o})}Ld.prototype.is=function(e){return"liveRange"===e||"model:liveRange"===e||"range"==e||"model:range"===e};const Wd="selection:";class jd extends(V(gd)){constructor(e){super(),this._selection=new Ud(e),this._selection.delegate("change:range").to(this),this._selection.delegate("change:attribute").to(this),this._selection.delegate("change:marker").to(this)}get isCollapsed(){return this._selection.isCollapsed}get anchor(){return this._selection.anchor}get focus(){return this._selection.focus}get rangeCount(){return this._selection.rangeCount}get hasOwnRange(){return this._selection.hasOwnRange}get isBackward(){return this._selection.isBackward}get isGravityOverridden(){return this._selection.isGravityOverridden}get markers(){return this._selection.markers}get _ranges(){return this._selection._ranges}getRanges(){return this._selection.getRanges()}getFirstPosition(){return this._selection.getFirstPosition()}getLastPosition(){return this._selection.getLastPosition()}getFirstRange(){return this._selection.getFirstRange()}getLastRange(){return this._selection.getLastRange()}getSelectedBlocks(){return this._selection.getSelectedBlocks()}getSelectedElement(){return this._selection.getSelectedElement()}containsEntireContent(e){return this._selection.containsEntireContent(e)}destroy(){this._selection.destroy()}getAttributeKeys(){return this._selection.getAttributeKeys()}getAttributes(){return this._selection.getAttributes()}getAttribute(e){return this._selection.getAttribute(e)}hasAttribute(e){return this._selection.hasAttribute(e)}refresh(){this._selection.updateMarkers(),this._selection._updateAttributes(!1)}observeMarkers(e){this._selection.observeMarkers(e)}_setFocus(e,t){this._selection.setFocus(e,t)}_setTo(...e){this._selection.setTo(...e)}_setAttribute(e,t){this._selection.setAttribute(e,t)}_removeAttribute(e){this._selection.removeAttribute(e)}_getStoredAttributes(){return this._selection.getStoredAttributes()}_overrideGravity(){return this._selection.overrideGravity()}_restoreGravity(e){this._selection.restoreGravity(e)}static _getStoreAttributeKey(e){return Wd+e}static _isStoreAttributeKey(e){return e.startsWith(Wd)}}jd.prototype.is=function(e){return"selection"===e||"model:selection"==e||"documentSelection"==e||"model:documentSelection"==e};class Ud extends Nd{constructor(e){super(),this.markers=new uo({idProperty:"name"}),this._attributePriority=new Map,this._selectionRestorePosition=null,this._hasChangedRange=!1,this._overriddenGravityRegister=new Set,this._observedMarkers=new Set,this._model=e.model,this._document=e,this.listenTo(this._model,"applyOperation",((e,t)=>{const i=t[0];i.isDocumentOperation&&"marker"!=i.type&&"rename"!=i.type&&"noop"!=i.type&&(0==this._ranges.length&&this._selectionRestorePosition&&this._fixGraveyardSelection(this._selectionRestorePosition),this._selectionRestorePosition=null,this._hasChangedRange&&(this._hasChangedRange=!1,this.fire("change:range",{directChange:!1})))}),{priority:"lowest"}),this.on("change:range",(()=>{this._validateSelectionRanges(this.getRanges())})),this.listenTo(this._model.markers,"update",((e,t,i,n)=>{this._updateMarker(t,n)})),this.listenTo(this._document,"change",((e,t)=>{!function(e,t){const i=e.document.differ;for(const n of i.getChanges()){if("insert"!=n.type)continue;const i=n.position.parent;n.length===i.maxOffset&&e.enqueueChange(t,(e=>{const t=Array.from(i.getAttributeKeys()).filter((e=>e.startsWith(Wd)));for(const n of t)e.removeAttribute(n,i)}))}}(this._model,t)}))}get isCollapsed(){return 0===this._ranges.length?this._document._getDefaultRange().isCollapsed:super.isCollapsed}get anchor(){return super.anchor||this._document._getDefaultRange().start}get focus(){return super.focus||this._document._getDefaultRange().end}get rangeCount(){return this._ranges.length?this._ranges.length:1}get hasOwnRange(){return this._ranges.length>0}get isGravityOverridden(){return!!this._overriddenGravityRegister.size}destroy(){for(let e=0;e<this._ranges.length;e++)this._ranges[e].detach();this.stopListening()}*getRanges(){this._ranges.length?yield*super.getRanges():yield this._document._getDefaultRange()}getFirstRange(){return super.getFirstRange()||this._document._getDefaultRange()}getLastRange(){return super.getLastRange()||this._document._getDefaultRange()}setTo(...e){super.setTo(...e),this._updateAttributes(!0),this.updateMarkers()}setFocus(e,t){super.setFocus(e,t),this._updateAttributes(!0),this.updateMarkers()}setAttribute(e,t){if(this._setAttribute(e,t)){const t=[e];this.fire("change:attribute",{attributeKeys:t,directChange:!0})}}removeAttribute(e){if(this._removeAttribute(e)){const t=[e];this.fire("change:attribute",{attributeKeys:t,directChange:!0})}}overrideGravity(){const e=w();return this._overriddenGravityRegister.add(e),1===this._overriddenGravityRegister.size&&this._updateAttributes(!0),e}restoreGravity(e){if(!this._overriddenGravityRegister.has(e))throw new k("document-selection-gravity-wrong-restore",this,{uid:e});this._overriddenGravityRegister.delete(e),this.isGravityOverridden||this._updateAttributes(!0)}observeMarkers(e){this._observedMarkers.add(e),this.updateMarkers()}_replaceAllRanges(e){this._validateSelectionRanges(e),super._replaceAllRanges(e)}_popRange(){this._ranges.pop().detach()}_pushRange(e){const t=this._prepareRange(e);t&&this._ranges.push(t)}_validateSelectionRanges(e){for(const t of e)if(!this._document._validateSelectionRange(t))throw new k("document-selection-wrong-position",this,{range:t})}_prepareRange(e){if(this._checkRange(e),e.root==this._document.graveyard)return;const t=Ld.fromRange(e);return t.on("change:range",((e,i,n)=>{if(this._hasChangedRange=!0,t.root==this._document.graveyard){this._selectionRestorePosition=n.deletionPosition;const e=this._ranges.indexOf(t);this._ranges.splice(e,1),t.detach()}})),t}updateMarkers(){if(!this._observedMarkers.size)return;const e=[];let t=!1;for(const t of this._model.markers){const i=t.name.split(":",1)[0];if(!this._observedMarkers.has(i))continue;const n=t.getRange();for(const i of this.getRanges())n.containsRange(i,!i.isCollapsed)&&e.push(t)}const i=Array.from(this.markers);for(const i of e)this.markers.has(i)||(this.markers.add(i),t=!0);for(const i of Array.from(this.markers))e.includes(i)||(this.markers.remove(i),t=!0);t&&this.fire("change:marker",{oldMarkers:i,directChange:!1})}_updateMarker(e,t){const i=e.name.split(":",1)[0];if(!this._observedMarkers.has(i))return;let n=!1;const s=Array.from(this.markers),o=this.markers.has(e);if(t){let i=!1;for(const e of this.getRanges())if(t.containsRange(e,!e.isCollapsed)){i=!0;break}i&&!o?(this.markers.add(e),n=!0):!i&&o&&(this.markers.remove(e),n=!0)}else o&&(this.markers.remove(e),n=!0);n&&this.fire("change:marker",{oldMarkers:s,directChange:!1})}_updateAttributes(e){const t=po(this._getSurroundingAttributes()),i=po(this.getAttributes());if(e)this._attributePriority=new Map,this._attrs=new Map;else for(const[e,t]of this._attributePriority)"low"==t&&(this._attrs.delete(e),this._attributePriority.delete(e));this._setAttributesTo(t);const n=[];for(const[e,t]of this.getAttributes())i.has(e)&&i.get(e)===t||n.push(e);for(const[e]of i)this.hasAttribute(e)||n.push(e);n.length>0&&this.fire("change:attribute",{attributeKeys:n,directChange:!1})}_setAttribute(e,t,i=!0){const n=i?"normal":"low";if("low"==n&&"normal"==this._attributePriority.get(e))return!1;return super.getAttribute(e)!==t&&(this._attrs.set(e,t),this._attributePriority.set(e,n),!0)}_removeAttribute(e,t=!0){const i=t?"normal":"low";return("low"!=i||"normal"!=this._attributePriority.get(e))&&(this._attributePriority.set(e,i),!!super.hasAttribute(e)&&(this._attrs.delete(e),!0))}_setAttributesTo(e){const t=new Set;for(const[t,i]of this.getAttributes())e.get(t)!==i&&this._removeAttribute(t,!1);for(const[i,n]of e){this._setAttribute(i,n,!1)&&t.add(i)}return t}*getStoredAttributes(){const e=this.getFirstPosition().parent;if(this.isCollapsed&&e.isEmpty)for(const t of e.getAttributeKeys())if(t.startsWith(Wd)){const i=t.substr(Wd.length);yield[i,e.getAttribute(t)]}}_getSurroundingAttributes(){const e=this.getFirstPosition(),t=this._model.schema;let i=null;if(this.isCollapsed){const n=e.textNode?e.textNode:e.nodeBefore,s=e.textNode?e.textNode:e.nodeAfter;if(this.isGravityOverridden||(i=qd(n)),i||(i=qd(s)),!this.isGravityOverridden&&!i){let e=n;for(;e&&!t.isInline(e)&&!i;)e=e.previousSibling,i=qd(e)}if(!i){let e=s;for(;e&&!t.isInline(e)&&!i;)e=e.nextSibling,i=qd(e)}i||(i=this.getStoredAttributes())}else{const e=this.getFirstRange();for(const n of e){if(n.item.is("element")&&t.isObject(n.item))break;if("text"==n.type){i=n.item.getAttributes();break}}}return i}_fixGraveyardSelection(e){const t=this._model.schema.getNearestSelectionRange(e);t&&this._pushRange(t)}}function qd(e){return e instanceof wd||e instanceof bd?e.getAttributes():null}class Kd{constructor(e){this._dispatchers=e}add(e){for(const t of this._dispatchers)e(t);return this}}var Gd=1,Jd=4;const Qd=function(e){return as(e,Gd|Jd)};class Yd extends Kd{elementToElement(e){return this.add(function(e){const t=eh(e.model),i=th(e.view,"container");t.attributes.length&&(t.children=!0);return n=>{n.on(`insert:${t.name}`,function(e,t=ch){return(i,n,s)=>{if(!t(n.item,s.consumable,{preflight:!0}))return;const o=e(n.item,s,n);if(!o)return;t(n.item,s.consumable);const r=s.mapper.toViewPosition(n.range.start);s.mapper.bindElements(n.item,o),s.writer.insert(r,o),s.convertAttributes(n.item),ah(o,n.item.getChildren(),s,{reconversion:n.reconversion})}}(i,rh(t)),{priority:e.converterPriority||"normal"}),(t.children||t.attributes.length)&&n.on("reduceChanges",oh(t),{priority:"low"})}}(e))}elementToStructure(e){return this.add(function(e){const t=eh(e.model),i=th(e.view,"container");return t.children=!0,n=>{if(n._conversionApi.schema.checkChild(t.name,"$text"))throw new k("conversion-element-to-structure-disallowed-text",n,{elementName:t.name});var s,o;n.on(`insert:${t.name}`,(s=i,o=rh(t),(e,t,i)=>{if(!o(t.item,i.consumable,{preflight:!0}))return;const n=new Map;i.writer._registerSlotFactory(function(e,t,i){return(n,s="children")=>{const o=n.createContainerElement("$slot");let r=null;if("children"===s)r=Array.from(e.getChildren());else{if("function"!=typeof s)throw new k("conversion-slot-mode-unknown",i.dispatcher,{modeOrFilter:s});r=Array.from(e.getChildren()).filter((e=>s(e)))}return t.set(o,r),o}}(t.item,n,i));const r=s(t.item,i,t);if(i.writer._clearSlotFactory(),!r)return;!function(e,t,i){const n=Array.from(t.values()).flat(),s=new Set(n);if(s.size!=n.length)throw new k("conversion-slot-filter-overlap",i.dispatcher,{element:e});if(s.size!=e.childCount)throw new k("conversion-slot-filter-incomplete",i.dispatcher,{element:e})}(t.item,n,i),o(t.item,i.consumable);const a=i.mapper.toViewPosition(t.range.start);i.mapper.bindElements(t.item,r),i.writer.insert(a,r),i.convertAttributes(t.item),function(e,t,i,n){i.mapper.on("modelToViewPosition",r,{priority:"highest"});let s=null,o=null;for([s,o]of t)ah(e,o,i,n),i.writer.move(i.writer.createRangeIn(s),i.writer.createPositionBefore(s)),i.writer.remove(s);function r(e,t){const i=t.modelPosition.nodeAfter,n=o.indexOf(i);n<0||(t.viewPosition=t.mapper.findPositionIn(s,n))}i.mapper.off("modelToViewPosition",r)}(r,n,i,{reconversion:t.reconversion})}),{priority:e.converterPriority||"normal"}),n.on("reduceChanges",oh(t),{priority:"low"})}}(e))}attributeToElement(e){return this.add(function(e){e=Qd(e);let t=e.model;"string"==typeof t&&(t={key:t});let i=`attribute:${t.key}`;t.name&&(i+=":"+t.name);if(t.values)for(const i of t.values)e.view[i]=th(e.view[i],"attribute");else e.view=th(e.view,"attribute");const n=ih(e);return t=>{t.on(i,function(e){return(t,i,n)=>{if(!n.consumable.test(i.item,t.name))return;const s=e(i.attributeOldValue,n,i),o=e(i.attributeNewValue,n,i);if(!s&&!o)return;n.consumable.consume(i.item,t.name);const r=n.writer,a=r.document.selection;if(i.item instanceof Nd||i.item instanceof jd)r.wrap(a.getFirstRange(),o);else{let e=n.mapper.toViewRange(i.range);null!==i.attributeOldValue&&s&&(e=r.unwrap(e,s)),null!==i.attributeNewValue&&o&&r.wrap(e,o)}}}(n),{priority:e.converterPriority||"normal"})}}(e))}attributeToAttribute(e){return this.add(function(e){e=Qd(e);let t=e.model;"string"==typeof t&&(t={key:t});let i=`attribute:${t.key}`;t.name&&(i+=":"+t.name);if(t.values)for(const i of t.values)e.view[i]=nh(e.view[i]);else e.view=nh(e.view);const n=ih(e);return t=>{var s;t.on(i,(s=n,(e,t,i)=>{if(!i.consumable.test(t.item,e.name))return;const n=s(t.attributeOldValue,i,t),o=s(t.attributeNewValue,i,t);if(!n&&!o)return;i.consumable.consume(t.item,e.name);const r=i.mapper.toViewElement(t.item),a=i.writer;if(!r)throw new k("conversion-attribute-to-attribute-on-text",i.dispatcher,t);if(null!==t.attributeOldValue&&n)if("class"==n.key){const e=ro(n.value);for(const t of e)a.removeClass(t,r)}else if("style"==n.key){const e=Object.keys(n.value);for(const t of e)a.removeStyle(t,r)}else a.removeAttribute(n.key,r);if(null!==t.attributeNewValue&&o)if("class"==o.key){const e=ro(o.value);for(const t of e)a.addClass(t,r)}else if("style"==o.key){const e=Object.keys(o.value);for(const t of e)a.setStyle(t,o.value[t],r)}else a.setAttribute(o.key,o.value,r)}),{priority:e.converterPriority||"normal"})}}(e))}markerToElement(e){return this.add(function(e){const t=th(e.view,"ui");return i=>{var n;i.on(`addMarker:${e.model}`,(n=t,(e,t,i)=>{t.isOpening=!0;const s=n(t,i);t.isOpening=!1;const o=n(t,i);if(!s||!o)return;const r=t.markerRange;if(r.isCollapsed&&!i.consumable.consume(r,e.name))return;for(const t of r)if(!i.consumable.consume(t.item,e.name))return;const a=i.mapper,l=i.writer;l.insert(a.toViewPosition(r.start),s),i.mapper.bindElementToMarker(s,t.markerName),r.isCollapsed||(l.insert(a.toViewPosition(r.end),o),i.mapper.bindElementToMarker(o,t.markerName)),e.stop()}),{priority:e.converterPriority||"normal"}),i.on(`removeMarker:${e.model}`,((e,t,i)=>{const n=i.mapper.markerNameToElements(t.markerName);if(n){for(const e of n)i.mapper.unbindElementFromMarkerName(e,t.markerName),i.writer.clear(i.writer.createRangeOn(e),e);i.writer.clearClonedElementsGroup(t.markerName),e.stop()}}),{priority:e.converterPriority||"normal"})}}(e))}markerToHighlight(e){return this.add(function(e){return t=>{var i;t.on(`addMarker:${e.model}`,(i=e.view,(e,t,n)=>{if(!t.item)return;if(!(t.item instanceof Nd||t.item instanceof jd||t.item.is("$textProxy")))return;const s=sh(i,t,n);if(!s)return;if(!n.consumable.consume(t.item,e.name))return;const o=n.writer,r=Xd(o,s),a=o.document.selection;if(t.item instanceof Nd||t.item instanceof jd)o.wrap(a.getFirstRange(),r);else{const e=n.mapper.toViewRange(t.range),i=o.wrap(e,r);for(const e of i.getItems())if(e.is("attributeElement")&&e.isSimilar(r)){n.mapper.bindElementToMarker(e,t.markerName);break}}}),{priority:e.converterPriority||"normal"}),t.on(`addMarker:${e.model}`,function(e){return(t,i,n)=>{if(!i.item)return;if(!(i.item instanceof vd))return;const s=sh(e,i,n);if(!s)return;if(!n.consumable.test(i.item,t.name))return;const o=n.mapper.toViewElement(i.item);if(o&&o.getCustomProperty("addHighlight")){n.consumable.consume(i.item,t.name);for(const e of Sd._createIn(i.item))n.consumable.consume(e.item,t.name);o.getCustomProperty("addHighlight")(o,s,n.writer),n.mapper.bindElementToMarker(o,i.markerName)}}}(e.view),{priority:e.converterPriority||"normal"}),t.on(`removeMarker:${e.model}`,function(e){return(t,i,n)=>{if(i.markerRange.isCollapsed)return;const s=sh(e,i,n);if(!s)return;const o=Xd(n.writer,s),r=n.mapper.markerNameToElements(i.markerName);if(r){for(const e of r)if(n.mapper.unbindElementFromMarkerName(e,i.markerName),e.is("attributeElement"))n.writer.unwrap(n.writer.createRangeOn(e),o);else{e.getCustomProperty("removeHighlight")(e,s.id,n.writer)}n.writer.clearClonedElementsGroup(i.markerName),t.stop()}}}(e.view),{priority:e.converterPriority||"normal"})}}(e))}markerToData(e){return this.add(function(e){e=Qd(e);const t=e.model;let i=e.view;i||(i=i=>({group:t,name:i.substr(e.model.length+1)}));return n=>{var s;n.on(`addMarker:${t}`,(s=i,(e,t,i)=>{const n=s(t.markerName,i);if(!n)return;const o=t.markerRange;i.consumable.consume(o,e.name)&&(Zd(o,!1,i,t,n),Zd(o,!0,i,t,n),e.stop())}),{priority:e.converterPriority||"normal"}),n.on(`removeMarker:${t}`,function(e){return(t,i,n)=>{const s=e(i.markerName,n);if(!s)return;const o=n.mapper.markerNameToElements(i.markerName);if(o){for(const e of o)n.mapper.unbindElementFromMarkerName(e,i.markerName),e.is("containerElement")?(r(`data-${s.group}-start-before`,e),r(`data-${s.group}-start-after`,e),r(`data-${s.group}-end-before`,e),r(`data-${s.group}-end-after`,e)):n.writer.clear(n.writer.createRangeOn(e),e);n.writer.clearClonedElementsGroup(i.markerName),t.stop()}function r(e,t){if(t.hasAttribute(e)){const i=new Set(t.getAttribute(e).split(","));i.delete(s.name),0==i.size?n.writer.removeAttribute(e,t):n.writer.setAttribute(e,Array.from(i).join(","),t)}}}}(i),{priority:e.converterPriority||"normal"})}}(e))}}function Xd(e,t){const i=e.createAttributeElement("span",t.attributes);return t.classes&&i._addClass(t.classes),"number"==typeof t.priority&&(i._priority=t.priority),i._id=t.id,i}function Zd(e,t,i,n,s){const o=t?e.start:e.end,r=o.nodeAfter&&o.nodeAfter.is("element")?o.nodeAfter:null,a=o.nodeBefore&&o.nodeBefore.is("element")?o.nodeBefore:null;if(r||a){let e,o;t&&r||!t&&!a?(e=r,o=!0):(e=a,o=!1);const l=i.mapper.toViewElement(e);if(l)return void function(e,t,i,n,s,o){const r=`data-${o.group}-${t?"start":"end"}-${i?"before":"after"}`,a=e.hasAttribute(r)?e.getAttribute(r).split(","):[];a.unshift(o.name),n.writer.setAttribute(r,a.join(","),e),n.mapper.bindElementToMarker(e,s.markerName)}(l,t,o,i,n,s)}!function(e,t,i,n,s){const o=`${s.group}-${t?"start":"end"}`,r=s.name?{name:s.name}:null,a=i.writer.createUIElement(o,r);i.writer.insert(e,a),i.mapper.bindElementToMarker(a,n.markerName)}(i.mapper.toViewPosition(o),t,i,n,s)}function eh(e){return"string"==typeof e&&(e={name:e}),e.attributes?Array.isArray(e.attributes)||(e.attributes=[e.attributes]):e.attributes=[],e.children=!!e.children,e}function th(e,t){return"function"==typeof e?e:(i,n)=>function(e,t,i){"string"==typeof e&&(e={name:e});let n;const s=t.writer,o=Object.assign({},e.attributes);if("container"==i)n=s.createContainerElement(e.name,o);else if("attribute"==i){const t={priority:e.priority||ol.DEFAULT_PRIORITY};n=s.createAttributeElement(e.name,o,t)}else n=s.createUIElement(e.name,o);if(e.styles){const t=Object.keys(e.styles);for(const i of t)s.setStyle(i,e.styles[i],n)}if(e.classes){const t=e.classes;if("string"==typeof t)s.addClass(t,n);else for(const e of t)s.addClass(e,n)}return n}(e,n,t)}function ih(e){return e.model.values?(t,i,n)=>{const s=e.view[t];return s?s(t,i,n):null}:e.view}function nh(e){return"string"==typeof e?t=>({key:e,value:t}):"object"==typeof e?e.value?()=>e:t=>({key:e.key,value:t}):e}function sh(e,t,i){const n="function"==typeof e?e(t,i):e;return n?(n.priority||(n.priority=10),n.id||(n.id=t.markerName),n):null}function oh(e){const t=function(e){return(t,i)=>{if(!t.is("element",e.name))return!1;if("attribute"==i.type){if(e.attributes.includes(i.attributeKey))return!0}else if(e.children)return!0;return!1}}(e);return(e,i)=>{const n=[];i.reconvertedElements||(i.reconvertedElements=new Set);for(const e of i.changes){const s="attribute"==e.type?e.range.start.nodeAfter:e.position.parent;if(s&&t(s,e)){if(!i.reconvertedElements.has(s)){i.reconvertedElements.add(s);const e=kd._createBefore(s);n.push({type:"remove",name:s.name,position:e,length:1},{type:"reinsert",name:s.name,position:e,length:1})}}else n.push(e)}i.changes=n}}function rh(e){return(t,i,n={})=>{const s=["insert"];for(const i of e.attributes)t.hasAttribute(i)&&s.push(`attribute:${i}`);return!!s.every((e=>i.test(t,e)))&&(n.preflight||s.forEach((e=>i.consume(t,e))),!0)}}function ah(e,t,i,n){for(const s of t)lh(e.root,s,i,n)||i.convertItem(s)}function lh(e,t,i,n){const{writer:s,mapper:o}=i;if(!n.reconversion)return!1;const r=o.toViewElement(t);return!(!r||r.root==e)&&(!!i.canReuseView(r)&&(s.move(s.createRangeOn(r),o.toViewPosition(kd._createBefore(t))),!0))}function ch(e,t,{preflight:i}={}){return i?t.test(e,"insert"):t.consume(e,"insert")}function dh(e){const{schema:t,document:i}=e.model;for(const n of i.getRootNames()){const s=i.getRoot(n);if(s.isEmpty&&!t.checkChild(s,"$text")&&t.checkChild(s,"paragraph"))return e.insertElement("paragraph",s),!0}return!1}function hh(e,t,i){const n=i.createContext(e);return!!i.checkChild(n,"paragraph")&&!!i.checkChild(n.push("paragraph"),t)}function uh(e,t){const i=t.createElement("paragraph");return t.insert(i,e),t.createPositionAt(i,0)}class mh extends Kd{elementToElement(e){return this.add(gh(e))}elementToAttribute(e){return this.add(function(e){e=Qd(e),bh(e);const t=wh(e,!1),i=fh(e.view),n=i?`element:${i}`:"element";return i=>{i.on(n,t,{priority:e.converterPriority||"low"})}}(e))}attributeToAttribute(e){return this.add(function(e){e=Qd(e);let t=null;("string"==typeof e.view||e.view.key)&&(t=function(e){"string"==typeof e.view&&(e.view={key:e.view});const t=e.view.key;let i;if("class"==t||"style"==t){i={["class"==t?"classes":"styles"]:e.view.value}}else{i={attributes:{[t]:void 0===e.view.value?/[\s\S]*/:e.view.value}}}e.view.name&&(i.name=e.view.name);return e.view=i,t}(e));bh(e,t);const i=wh(e,!0);return t=>{t.on("element",i,{priority:e.converterPriority||"low"})}}(e))}elementToMarker(e){return this.add(function(e){const t=function(e){return(t,i)=>{const n="string"==typeof e?e:e(t,i);return i.writer.createElement("$marker",{"data-name":n})}}(e.model);return gh({...e,model:t})}(e))}dataToMarker(e){return this.add(function(e){e=Qd(e),e.model||(e.model=t=>t?e.view+":"+t:e.view);const t={view:e.view,model:e.model},i=ph(vh(t,"start")),n=ph(vh(t,"end"));return s=>{s.on(`element:${e.view}-start`,i,{priority:e.converterPriority||"normal"}),s.on(`element:${e.view}-end`,n,{priority:e.converterPriority||"normal"});const o=v.get("low"),r=v.get("highest"),a=v.get(e.converterPriority)/r;s.on("element",function(e){return(t,i,n)=>{const s=`data-${e.view}`;function o(t,s){for(const o of s){const s=e.model(o,n),r=n.writer.createElement("$marker",{"data-name":s});n.writer.insert(r,t),i.modelCursor.isEqual(t)?i.modelCursor=i.modelCursor.getShiftedBy(1):i.modelCursor=i.modelCursor._getTransformedByInsertion(t,1),i.modelRange=i.modelRange._getTransformedByInsertion(t,1)[0]}}(n.consumable.test(i.viewItem,{attributes:s+"-end-after"})||n.consumable.test(i.viewItem,{attributes:s+"-start-after"})||n.consumable.test(i.viewItem,{attributes:s+"-end-before"})||n.consumable.test(i.viewItem,{attributes:s+"-start-before"}))&&(i.modelRange||Object.assign(i,n.convertChildren(i.viewItem,i.modelCursor)),n.consumable.consume(i.viewItem,{attributes:s+"-end-after"})&&o(i.modelRange.end,i.viewItem.getAttribute(s+"-end-after").split(",")),n.consumable.consume(i.viewItem,{attributes:s+"-start-after"})&&o(i.modelRange.end,i.viewItem.getAttribute(s+"-start-after").split(",")),n.consumable.consume(i.viewItem,{attributes:s+"-end-before"})&&o(i.modelRange.start,i.viewItem.getAttribute(s+"-end-before").split(",")),n.consumable.consume(i.viewItem,{attributes:s+"-start-before"})&&o(i.modelRange.start,i.viewItem.getAttribute(s+"-start-before").split(",")))}}(t),{priority:o+a})}}(e))}}function gh(e){const t=ph(e=Qd(e)),i=fh(e.view),n=i?`element:${i}`:"element";return i=>{i.on(n,t,{priority:e.converterPriority||"normal"})}}function fh(e){return"string"==typeof e?e:"object"==typeof e&&"string"==typeof e.name?e.name:null}function ph(e){const t=new Vr(e.view);return(i,n,s)=>{const o=t.match(n.viewItem);if(!o)return;const r=o.match;if(r.name=!0,!s.consumable.test(n.viewItem,r))return;const a=function(e,t,i){return e instanceof Function?e(t,i):i.writer.createElement(e)}(e.model,n.viewItem,s);a&&s.safeInsert(a,n.modelCursor)&&(s.consumable.consume(n.viewItem,r),s.convertChildren(n.viewItem,a),s.updateConversionResult(a,n))}}function bh(e,t=null){const i=null===t||(e=>e.getAttribute(t)),n="object"!=typeof e.model?e.model:e.model.key,s="object"!=typeof e.model||void 0===e.model.value?i:e.model.value;e.model={key:n,value:s}}function wh(e,t){const i=new Vr(e.view);return(n,s,o)=>{if(!s.modelRange&&t)return;const r=i.match(s.viewItem);if(!r)return;if(!function(e,t){const i="function"==typeof e?e(t):e;if("object"==typeof i&&!fh(i))return!1;return!i.classes&&!i.attributes&&!i.styles}(e.view,s.viewItem)?delete r.match.name:r.match.name=!0,!o.consumable.test(s.viewItem,r.match))return;const a=e.model.key,l="function"==typeof e.model.value?e.model.value(s.viewItem,o):e.model.value;if(null===l)return;s.modelRange||Object.assign(s,o.convertChildren(s.viewItem,s.modelCursor));const c=function(e,t,i,n){let s=!1;for(const o of Array.from(e.getItems({shallow:i})))n.schema.checkAttribute(o,t.key)&&(s=!0,o.hasAttribute(t.key)||n.writer.setAttribute(t.key,t.value,o));return s}(s.modelRange,{key:a,value:l},t,o);c&&(o.consumable.test(s.viewItem,{name:!0})&&(r.match.name=!0),o.consumable.consume(s.viewItem,r.match))}}function vh(e,t){return{view:`${e.view}-${t}`,model:(t,i)=>{const n=t.getAttribute("name"),s=e.model(n,i);return i.writer.createElement("$marker",{"data-name":s})}}}class _h extends(G()){constructor(e,t){super(),this.model=e,this.view=new md(t),this.mapper=new Pd,this.downcastDispatcher=new Vd({mapper:this.mapper,schema:e.schema});const i=this.model.document,n=i.selection,s=this.model.markers;this.listenTo(this.model,"_beforeChanges",(()=>{this.view._disableRendering(!0)}),{priority:"highest"}),this.listenTo(this.model,"_afterChanges",(()=>{this.view._disableRendering(!1)}),{priority:"lowest"}),this.listenTo(i,"change",(()=>{this.view.change((e=>{this.downcastDispatcher.convertChanges(i.differ,s,e),this.downcastDispatcher.convertSelection(n,s,e)}))}),{priority:"low"}),this.listenTo(this.view.document,"selectionChange",function(e,t){return(i,n)=>{const s=n.newSelection,o=[];for(const e of s.getRanges())o.push(t.toModelRange(e));const r=e.createSelection(o,{backward:s.isBackward});r.isEqual(e.document.selection)||e.change((e=>{e.setSelection(r)}))}}(this.model,this.mapper)),this.downcastDispatcher.on("insert:$text",((e,t,i)=>{if(!i.consumable.consume(t.item,e.name))return;const n=i.writer,s=i.mapper.toViewPosition(t.range.start),o=n.createText(t.item.data);n.insert(s,o)}),{priority:"lowest"}),this.downcastDispatcher.on("insert",((e,t,i)=>{i.convertAttributes(t.item),t.reconversion||!t.item.is("element")||t.item.isEmpty||i.convertChildren(t.item)}),{priority:"lowest"}),this.downcastDispatcher.on("remove",((e,t,i)=>{const n=i.mapper.toViewPosition(t.position),s=t.position.getShiftedBy(t.length),o=i.mapper.toViewPosition(s,{isPhantom:!0}),r=i.writer.createRange(n,o),a=i.writer.remove(r.getTrimmed());for(const e of i.writer.createRangeIn(a).getItems())i.mapper.unbindViewElement(e,{defer:!0})}),{priority:"low"}),this.downcastDispatcher.on("selection",((e,t,i)=>{const n=i.writer,s=n.document.selection;for(const e of s.getRanges())e.isCollapsed&&e.end.parent.isAttached()&&i.writer.mergeAttributes(e.start);n.setSelection(null)}),{priority:"high"}),this.downcastDispatcher.on("selection",((e,t,i)=>{const n=t.selection;if(n.isCollapsed)return;if(!i.consumable.consume(n,"selection"))return;const s=[];for(const e of n.getRanges())s.push(i.mapper.toViewRange(e));i.writer.setSelection(s,{backward:n.isBackward})}),{priority:"low"}),this.downcastDispatcher.on("selection",((e,t,i)=>{const n=t.selection;if(!n.isCollapsed)return;if(!i.consumable.consume(n,"selection"))return;const s=i.writer,o=n.getFirstPosition(),r=i.mapper.toViewPosition(o),a=s.breakAttributes(r);s.setSelection(a)}),{priority:"low"}),this.view.document.roots.bindTo(this.model.document.roots).using((e=>{if("$graveyard"==e.rootName)return null;const t=new ja(this.view.document,e.name);return t.rootName=e.rootName,this.mapper.bindElements(e,t),t}))}destroy(){this.view.destroy(),this.stopListening()}reconvertMarker(e){const t="string"==typeof e?e:e.name,i=this.model.markers.get(t);if(!i)throw new k("editingcontroller-reconvertmarker-marker-not-exist",this,{markerName:t});this.model.change((()=>{this.model.markers._refresh(i)}))}reconvertItem(e){this.model.change((()=>{this.model.document.differ._refreshItem(e)}))}}class yh{constructor(){this._consumables=new Map}add(e,t){let i;e.is("$text")||e.is("documentFragment")?this._consumables.set(e,!0):(this._consumables.has(e)?i=this._consumables.get(e):(i=new Ah(e),this._consumables.set(e,i)),i.add(t))}test(e,t){const i=this._consumables.get(e);return void 0===i?null:e.is("$text")||e.is("documentFragment")?i:i.test(t)}consume(e,t){return!!this.test(e,t)&&(e.is("$text")||e.is("documentFragment")?this._consumables.set(e,!1):this._consumables.get(e).consume(t),!0)}revert(e,t){const i=this._consumables.get(e);void 0!==i&&(e.is("$text")||e.is("documentFragment")?this._consumables.set(e,!0):i.revert(t))}static consumablesFromElement(e){const t={element:e,name:!0,attributes:[],classes:[],styles:[]},i=e.getAttributeKeys();for(const e of i)"style"!=e&&"class"!=e&&t.attributes.push(e);const n=e.getClassNames();for(const e of n)t.classes.push(e);const s=e.getStyleNames();for(const e of s)t.styles.push(e);return t}static createFrom(e,t){if(t||(t=new yh),e.is("$text"))return t.add(e),t;e.is("element")&&t.add(e,yh.consumablesFromElement(e)),e.is("documentFragment")&&t.add(e);for(const i of e.getChildren())t=yh.createFrom(i,t);return t}}const kh=["attributes","classes","styles"];class Ah{constructor(e){this.element=e,this._canConsumeName=null,this._consumables={attributes:new Map,styles:new Map,classes:new Map}}add(e){e.name&&(this._canConsumeName=!0);for(const t of kh)t in e&&this._add(t,e[t])}test(e){if(e.name&&!this._canConsumeName)return this._canConsumeName;for(const t of kh)if(t in e){const i=this._test(t,e[t]);if(!0!==i)return i}return!0}consume(e){e.name&&(this._canConsumeName=!1);for(const t of kh)t in e&&this._consume(t,e[t])}revert(e){e.name&&(this._canConsumeName=!0);for(const t of kh)t in e&&this._revert(t,e[t])}_add(e,t){const i=ve(t)?t:[t],n=this._consumables[e];for(const t of i){if("attributes"===e&&("class"===t||"style"===t))throw new k("viewconsumable-invalid-attribute",this);if(n.set(t,!0),"styles"===e)for(const e of this.element.document.stylesProcessor.getRelatedStyles(t))n.set(e,!0)}}_test(e,t){const i=ve(t)?t:[t],n=this._consumables[e];for(const t of i)if("attributes"!==e||"class"!==t&&"style"!==t){const e=n.get(t);if(void 0===e)return null;if(!e)return!1}else{const e="class"==t?"classes":"styles",i=this._test(e,[...this._consumables[e].keys()]);if(!0!==i)return i}return!0}_consume(e,t){const i=ve(t)?t:[t],n=this._consumables[e];for(const t of i)if("attributes"!==e||"class"!==t&&"style"!==t){if(n.set(t,!1),"styles"==e)for(const e of this.element.document.stylesProcessor.getRelatedStyles(t))n.set(e,!1)}else{const e="class"==t?"classes":"styles";this._consume(e,[...this._consumables[e].keys()])}}_revert(e,t){const i=ve(t)?t:[t],n=this._consumables[e];for(const t of i)if("attributes"!==e||"class"!==t&&"style"!==t){!1===n.get(t)&&n.set(t,!0)}else{const e="class"==t?"classes":"styles";this._revert(e,[...this._consumables[e].keys()])}}}class Ch extends(G()){constructor(){super(),this._sourceDefinitions={},this._attributeProperties={},this.decorate("checkChild"),this.decorate("checkAttribute"),this.on("checkAttribute",((e,t)=>{t[0]=new Th(t[0])}),{priority:"highest"}),this.on("checkChild",((e,t)=>{t[0]=new Th(t[0]),t[1]=this.getDefinition(t[1])}),{priority:"highest"})}register(e,t){if(this._sourceDefinitions[e])throw new k("schema-cannot-register-item-twice",this,{itemName:e});this._sourceDefinitions[e]=[Object.assign({},t)],this._clearCache()}extend(e,t){if(!this._sourceDefinitions[e])throw new k("schema-cannot-extend-missing-item",this,{itemName:e});this._sourceDefinitions[e].push(Object.assign({},t)),this._clearCache()}getDefinitions(){return this._compiledDefinitions||this._compile(),this._compiledDefinitions}getDefinition(e){let t;return t="string"==typeof e?e:"is"in e&&(e.is("$text")||e.is("$textProxy"))?"$text":e.name,this.getDefinitions()[t]}isRegistered(e){return!!this.getDefinition(e)}isBlock(e){const t=this.getDefinition(e);return!(!t||!t.isBlock)}isLimit(e){const t=this.getDefinition(e);return!!t&&!(!t.isLimit&&!t.isObject)}isObject(e){const t=this.getDefinition(e);return!!t&&!!(t.isObject||t.isLimit&&t.isSelectable&&t.isContent)}isInline(e){const t=this.getDefinition(e);return!(!t||!t.isInline)}isSelectable(e){const t=this.getDefinition(e);return!!t&&!(!t.isSelectable&&!t.isObject)}isContent(e){const t=this.getDefinition(e);return!!t&&!(!t.isContent&&!t.isObject)}checkChild(e,t){return!!t&&this._checkContextMatch(t,e)}checkAttribute(e,t){const i=this.getDefinition(e.last);return!!i&&i.allowAttributes.includes(t)}checkMerge(e,t){if(e instanceof kd){const t=e.nodeBefore,i=e.nodeAfter;if(!(t instanceof vd))throw new k("schema-check-merge-no-element-before",this);if(!(i instanceof vd))throw new k("schema-check-merge-no-element-after",this);return this.checkMerge(t,i)}for(const i of t.getChildren())if(!this.checkChild(e,i))return!1;return!0}addChildCheck(e){this.on("checkChild",((t,[i,n])=>{if(!n)return;const s=e(i,n);"boolean"==typeof s&&(t.stop(),t.return=s)}),{priority:"high"})}addAttributeCheck(e){this.on("checkAttribute",((t,[i,n])=>{const s=e(i,n);"boolean"==typeof s&&(t.stop(),t.return=s)}),{priority:"high"})}setAttributeProperties(e,t){this._attributeProperties[e]=Object.assign(this.getAttributeProperties(e),t)}getAttributeProperties(e){return this._attributeProperties[e]||{}}getLimitElement(e){let t;if(e instanceof kd)t=e.parent;else{t=(e instanceof Sd?[e]:Array.from(e.getRanges())).reduce(((e,t)=>{const i=t.getCommonAncestor();return e?e.getCommonAncestor(i,{includeSelf:!0}):i}),null)}for(;!this.isLimit(t)&&t.parent;)t=t.parent;return t}checkAttributeInSelection(e,t){if(e.isCollapsed){const i=[...e.getFirstPosition().getAncestors(),new bd("",e.getAttributes())];return this.checkAttribute(i,t)}{const i=e.getRanges();for(const e of i)for(const i of e)if(this.checkAttribute(i.item,t))return!0}return!1}*getValidRanges(e,t){e=function*(e){for(const t of e)yield*t.getMinimalFlatRanges()}(e);for(const i of e)yield*this._getValidRangesForRange(i,t)}getNearestSelectionRange(e,t="both"){if(this.checkChild(e,"$text"))return new Sd(e);let i,n;const s=e.getAncestors().reverse().find((e=>this.isLimit(e)))||e.root;"both"!=t&&"backward"!=t||(i=new _d({boundaries:Sd._createIn(s),startPosition:e,direction:"backward"})),"both"!=t&&"forward"!=t||(n=new _d({boundaries:Sd._createIn(s),startPosition:e}));for(const e of function*(e,t){let i=!1;for(;!i;){if(i=!0,e){const t=e.next();t.done||(i=!1,yield{walker:e,value:t.value})}if(t){const e=t.next();e.done||(i=!1,yield{walker:t,value:e.value})}}}(i,n)){const t=e.walker==i?"elementEnd":"elementStart",n=e.value;if(n.type==t&&this.isObject(n.item))return Sd._createOn(n.item);if(this.checkChild(n.nextPosition,"$text"))return new Sd(n.nextPosition)}return null}findAllowedParent(e,t){let i=e.parent;for(;i;){if(this.checkChild(i,t))return i;if(this.isLimit(i))return null;i=i.parent}return null}setAllowedAttributes(e,t,i){const n=i.model;for(const[s,o]of Object.entries(t))n.schema.checkAttribute(e,s)&&i.setAttribute(s,o,e)}removeDisallowedAttributes(e,t){for(const i of e)if(i.is("$text"))Dh(this,i,t);else{const e=Sd._createIn(i).getPositions();for(const i of e){Dh(this,i.nodeBefore||i.parent,t)}}}getAttributesWithProperty(e,t,i){const n={};for(const[s,o]of e.getAttributes()){const e=this.getAttributeProperties(s);void 0!==e[t]&&(void 0!==i&&i!==e[t]||(n[s]=o))}return n}createContext(e){return new Th(e)}_clearCache(){this._compiledDefinitions=null}_compile(){const e={},t=this._sourceDefinitions,i=Object.keys(t);for(const n of i)e[n]=xh(t[n],n);for(const t of i)Eh(e,t);for(const t of i)Sh(e,t);for(const t of i)Ph(e,t);for(const t of i)Ih(e,t),Rh(e,t);for(const t of i)Vh(e,t),Oh(e,t),Bh(e,t);this._compiledDefinitions=e}_checkContextMatch(e,t,i=t.length-1){const n=t.getItem(i);if(e.allowIn.includes(n.name)){if(0==i)return!0;{const e=this.getDefinition(n);return this._checkContextMatch(e,t,i-1)}}return!1}*_getValidRangesForRange(e,t){let i=e.start,n=e.start;for(const s of e.getItems({shallow:!0}))s.is("element")&&(yield*this._getValidRangesForRange(Sd._createIn(s),t)),this.checkAttribute(s,t)||(i.isEqual(n)||(yield new Sd(i,n)),i=kd._createAfter(s)),n=kd._createAfter(s);i.isEqual(n)||(yield new Sd(i,n))}}class Th{constructor(e){if(e instanceof Th)return e;let t;t="string"==typeof e?[e]:Array.isArray(e)?e:e.getAncestors({includeSelf:!0}),this._items=t.map(Fh)}get length(){return this._items.length}get last(){return this._items[this._items.length-1]}[Symbol.iterator](){return this._items[Symbol.iterator]()}push(e){const t=new Th([e]);return t._items=[...this._items,...t._items],t}getItem(e){return this._items[e]}*getNames(){yield*this._items.map((e=>e.name))}endsWith(e){return Array.from(this.getNames()).join(" ").endsWith(e)}startsWith(e){return Array.from(this.getNames()).join(" ").startsWith(e)}}function xh(e,t){const i={name:t,allowIn:[],allowContentOf:[],allowWhere:[],allowAttributes:[],allowAttributesOf:[],allowChildren:[],inheritTypesFrom:[]};return function(e,t){for(const i of e){const e=Object.keys(i).filter((e=>e.startsWith("is")));for(const n of e)t[n]=!!i[n]}}(e,i),Nh(e,i,"allowIn"),Nh(e,i,"allowContentOf"),Nh(e,i,"allowWhere"),Nh(e,i,"allowAttributes"),Nh(e,i,"allowAttributesOf"),Nh(e,i,"allowChildren"),Nh(e,i,"inheritTypesFrom"),function(e,t){for(const i of e){const e=i.inheritAllFrom;e&&(t.allowContentOf.push(e),t.allowWhere.push(e),t.allowAttributesOf.push(e),t.inheritTypesFrom.push(e))}}(e,i),i}function Eh(e,t){const i=e[t];for(const n of i.allowChildren){const i=e[n];i&&i.allowIn.push(t)}i.allowChildren.length=0}function Sh(e,t){for(const i of e[t].allowContentOf)if(e[i]){Mh(e,i).forEach((e=>{e.allowIn.push(t)}))}delete e[t].allowContentOf}function Ph(e,t){for(const i of e[t].allowWhere){const n=e[i];if(n){const i=n.allowIn;e[t].allowIn.push(...i)}}delete e[t].allowWhere}function Ih(e,t){for(const i of e[t].allowAttributesOf){const n=e[i];if(n){const i=n.allowAttributes;e[t].allowAttributes.push(...i)}}delete e[t].allowAttributesOf}function Rh(e,t){const i=e[t];for(const t of i.inheritTypesFrom){const n=e[t];if(n){const e=Object.keys(n).filter((e=>e.startsWith("is")));for(const t of e)t in i||(i[t]=n[t])}}delete i.inheritTypesFrom}function Vh(e,t){const i=e[t],n=i.allowIn.filter((t=>e[t]));i.allowIn=Array.from(new Set(n))}function Oh(e,t){const i=e[t];for(const n of i.allowIn){e[n].allowChildren.push(t)}}function Bh(e,t){const i=e[t];i.allowAttributes=Array.from(new Set(i.allowAttributes))}function Nh(e,t,i){for(const n of e){const e=n[i];"string"==typeof e?t[i].push(e):Array.isArray(e)&&t[i].push(...e)}}function Mh(e,t){const i=e[t];return(n=e,Object.keys(n).map((e=>n[e]))).filter((e=>e.allowIn.includes(i.name)));var n}function Fh(e){return"string"==typeof e||e.is("documentFragment")?{name:"string"==typeof e?e:"$documentFragment",*getAttributeKeys(){},getAttribute(){}}:{name:e.is("element")?e.name:"$text",*getAttributeKeys(){yield*e.getAttributeKeys()},getAttribute:t=>e.getAttribute(t)}}function Dh(e,t,i){for(const n of t.getAttributeKeys())e.checkAttribute(t,n)||i.removeAttribute(n,t)}class zh extends(V()){constructor(e){super(),this._splitParts=new Map,this._cursorParents=new Map,this._modelCursor=null,this._emptyElementsToKeep=new Set,this.conversionApi={...e,consumable:null,writer:null,store:null,convertItem:(e,t)=>this._convertItem(e,t),convertChildren:(e,t)=>this._convertChildren(e,t),safeInsert:(e,t)=>this._safeInsert(e,t),updateConversionResult:(e,t)=>this._updateConversionResult(e,t),splitToAllowedParent:(e,t)=>this._splitToAllowedParent(e,t),getSplitParts:e=>this._getSplitParts(e),keepEmptyElement:e=>this._keepEmptyElement(e)}}convert(e,t,i=["$root"]){this.fire("viewCleanup",e),this._modelCursor=function(e,t){let i;for(const n of new Th(e)){const e={};for(const t of n.getAttributeKeys())e[t]=n.getAttribute(t);const s=t.createElement(n.name,e);i&&t.insert(s,i),i=kd._createAt(s,0)}return i}(i,t),this.conversionApi.writer=t,this.conversionApi.consumable=yh.createFrom(e),this.conversionApi.store={};const{modelRange:n}=this._convertItem(e,this._modelCursor),s=t.createDocumentFragment();if(n){this._removeEmptyElements();for(const e of Array.from(this._modelCursor.parent.getChildren()))t.append(e,s);s.markers=function(e,t){const i=new Set,n=new Map,s=Sd._createIn(e).getItems();for(const e of s)e.is("element","$marker")&&i.add(e);for(const e of i){const i=e.getAttribute("data-name"),s=t.createPositionBefore(e);n.has(i)?n.get(i).end=s.clone():n.set(i,new Sd(s.clone())),t.remove(e)}return n}(s,t)}return this._modelCursor=null,this._splitParts.clear(),this._cursorParents.clear(),this._emptyElementsToKeep.clear(),this.conversionApi.writer=null,this.conversionApi.store=null,s}_convertItem(e,t){const i={viewItem:e,modelCursor:t,modelRange:null};if(e.is("element")?this.fire(`element:${e.name}`,i,this.conversionApi):e.is("$text")?this.fire("text",i,this.conversionApi):this.fire("documentFragment",i,this.conversionApi),i.modelRange&&!(i.modelRange instanceof Sd))throw new k("view-conversion-dispatcher-incorrect-result",this);return{modelRange:i.modelRange,modelCursor:i.modelCursor}}_convertChildren(e,t){let i=t.is("position")?t:kd._createAt(t,0);const n=new Sd(i);for(const t of Array.from(e.getChildren())){const e=this._convertItem(t,i);e.modelRange instanceof Sd&&(n.end=e.modelRange.end,i=e.modelCursor)}return{modelRange:n,modelCursor:i}}_safeInsert(e,t){const i=this._splitToAllowedParent(e,t);return!!i&&(this.conversionApi.writer.insert(e,i.position),!0)}_updateConversionResult(e,t){const i=this._getSplitParts(e),n=this.conversionApi.writer;t.modelRange||(t.modelRange=n.createRange(n.createPositionBefore(e),n.createPositionAfter(i[i.length-1])));const s=this._cursorParents.get(e);t.modelCursor=s?n.createPositionAt(s,0):t.modelRange.end}_splitToAllowedParent(e,t){const{schema:i,writer:n}=this.conversionApi;let s=i.findAllowedParent(t,e);if(s){if(s===t.parent)return{position:t};this._modelCursor.parent.getAncestors().includes(s)&&(s=null)}if(!s)return hh(t,e,i)?{position:uh(t,n)}:null;const o=this.conversionApi.writer.split(t,s),r=[];for(const e of o.range.getWalker())if("elementEnd"==e.type)r.push(e.item);else{const t=r.pop(),i=e.item;this._registerSplitPair(t,i)}const a=o.range.end.parent;return this._cursorParents.set(e,a),{position:o.position,cursorParent:a}}_registerSplitPair(e,t){this._splitParts.has(e)||this._splitParts.set(e,[e]);const i=this._splitParts.get(e);this._splitParts.set(t,i),i.push(t)}_getSplitParts(e){let t;return t=this._splitParts.has(e)?this._splitParts.get(e):[e],t}_keepEmptyElement(e){this._emptyElementsToKeep.add(e)}_removeEmptyElements(){let e=!1;for(const t of this._splitParts.keys())t.isEmpty&&!this._emptyElementsToKeep.has(t)&&(this.conversionApi.writer.remove(t),this._splitParts.delete(t),e=!0);e&&this._removeEmptyElements()}}class Lh{getHtml(e){const t=document.implementation.createHTMLDocument("").createElement("div");return t.appendChild(e),t.innerHTML}}class Hh{constructor(e){this.skipComments=!0,this.domParser=new DOMParser,this.domConverter=new Kl(e,{renderingMode:"data"}),this.htmlWriter=new Lh}toData(e){const t=this.domConverter.viewToDom(e);return this.htmlWriter.getHtml(t)}toView(e){const t=this._toDom(e);return this.domConverter.domToView(t,{skipComments:this.skipComments})}registerRawContentMatcher(e){this.domConverter.registerRawContentMatcher(e)}useFillerType(e){this.domConverter.blockFillerMode="marked"==e?"markedNbsp":"nbsp"}_toDom(e){e.match(/<(?:html|body|head|meta)(?:\s[^>]*)?>/i)||(e=`<body>${e}</body>`);const t=this.domParser.parseFromString(e,"text/html"),i=t.createDocumentFragment(),n=t.body.childNodes;for(;n.length>0;)i.appendChild(n[0]);return i}}class $h extends(V()){constructor(e,t){super(),this.model=e,this.mapper=new Pd,this.downcastDispatcher=new Vd({mapper:this.mapper,schema:e.schema}),this.downcastDispatcher.on("insert:$text",((e,t,i)=>{if(!i.consumable.consume(t.item,e.name))return;const n=i.writer,s=i.mapper.toViewPosition(t.range.start),o=n.createText(t.item.data);n.insert(s,o)}),{priority:"lowest"}),this.downcastDispatcher.on("insert",((e,t,i)=>{i.convertAttributes(t.item),t.reconversion||!t.item.is("element")||t.item.isEmpty||i.convertChildren(t.item)}),{priority:"lowest"}),this.upcastDispatcher=new zh({schema:e.schema}),this.viewDocument=new sl(t),this.stylesProcessor=t,this.htmlProcessor=new Hh(this.viewDocument),this.processor=this.htmlProcessor,this._viewWriter=new pl(this.viewDocument),this.upcastDispatcher.on("text",((e,t,{schema:i,consumable:n,writer:s})=>{let o=t.modelCursor;if(!n.test(t.viewItem))return;if(!i.checkChild(o,"$text")){if(!hh(o,"$text",i))return;if(0==t.viewItem.data.trim().length)return;const e=o.nodeBefore;o=uh(o,s),e&&e.is("element","$marker")&&(s.move(s.createRangeOn(e),o),o=s.createPositionAfter(e))}n.consume(t.viewItem);const r=s.createText(t.viewItem.data);s.insert(r,o),t.modelRange=s.createRange(o,o.getShiftedBy(r.offsetSize)),t.modelCursor=t.modelRange.end}),{priority:"lowest"}),this.upcastDispatcher.on("element",((e,t,i)=>{if(!t.modelRange&&i.consumable.consume(t.viewItem,{name:!0})){const{modelRange:e,modelCursor:n}=i.convertChildren(t.viewItem,t.modelCursor);t.modelRange=e,t.modelCursor=n}}),{priority:"lowest"}),this.upcastDispatcher.on("documentFragment",((e,t,i)=>{if(!t.modelRange&&i.consumable.consume(t.viewItem,{name:!0})){const{modelRange:e,modelCursor:n}=i.convertChildren(t.viewItem,t.modelCursor);t.modelRange=e,t.modelCursor=n}}),{priority:"lowest"}),G().prototype.decorate.call(this,"init"),G().prototype.decorate.call(this,"set"),G().prototype.decorate.call(this,"get"),G().prototype.decorate.call(this,"toView"),G().prototype.decorate.call(this,"toModel"),this.on("init",(()=>{this.fire("ready")}),{priority:"lowest"}),this.on("ready",(()=>{this.model.enqueueChange({isUndoable:!1},dh)}),{priority:"lowest"})}get(e={}){const{rootName:t="main",trim:i="empty"}=e;if(!this._checkIfRootsExists([t]))throw new k("datacontroller-get-non-existent-root",this);const n=this.model.document.getRoot(t);return"empty"!==i||this.model.hasContent(n,{ignoreWhitespaces:!0})?this.stringify(n,e):""}stringify(e,t={}){const i=this.toView(e,t);return this.processor.toData(i)}toView(e,t={}){const i=this.viewDocument,n=this._viewWriter;this.mapper.clearBindings();const s=Sd._createIn(e),o=new fl(i);this.mapper.bindElements(e,o);const r=e.is("documentFragment")?e.markers:function(e){const t=[],i=e.root.document;if(!i)return new Map;const n=Sd._createIn(e);for(const e of i.model.markers){const i=e.getRange(),s=i.isCollapsed,o=i.start.isEqual(n.start)||i.end.isEqual(n.end);if(s&&o)t.push([e.name,i]);else{const s=n.getIntersection(i);s&&t.push([e.name,s])}}return t.sort((([e,t],[i,n])=>{if("after"!==t.end.compareWith(n.start))return 1;if("before"!==t.start.compareWith(n.end))return-1;switch(t.start.compareWith(n.start)){case"before":return 1;case"after":return-1;default:switch(t.end.compareWith(n.end)){case"before":return 1;case"after":return-1;default:return i.localeCompare(e)}}})),new Map(t)}(e);return this.downcastDispatcher.convert(s,r,n,t),o}init(e){if(this.model.document.version)throw new k("datacontroller-init-document-not-empty",this);let t={};if("string"==typeof e?t.main=e:t=e,!this._checkIfRootsExists(Object.keys(t)))throw new k("datacontroller-init-non-existent-root",this);return this.model.enqueueChange({isUndoable:!1},(e=>{for(const i of Object.keys(t)){const n=this.model.document.getRoot(i);e.insert(this.parse(t[i],n),n,0)}})),Promise.resolve()}set(e,t={}){let i={};if("string"==typeof e?i.main=e:i=e,!this._checkIfRootsExists(Object.keys(i)))throw new k("datacontroller-set-non-existent-root",this);this.model.enqueueChange(t.batchType||{},(e=>{e.setSelection(null),e.removeSelectionAttribute(this.model.document.selection.getAttributeKeys());for(const t of Object.keys(i)){const n=this.model.document.getRoot(t);e.remove(e.createRangeIn(n)),e.insert(this.parse(i[t],n),n,0)}}))}parse(e,t="$root"){const i=this.processor.toView(e);return this.toModel(i,t)}toModel(e,t="$root"){return this.model.change((i=>this.upcastDispatcher.convert(e,i,t)))}addStyleProcessorRules(e){e(this.stylesProcessor)}registerRawContentMatcher(e){this.processor&&this.processor!==this.htmlProcessor&&this.processor.registerRawContentMatcher(e),this.htmlProcessor.registerRawContentMatcher(e)}destroy(){this.stopListening()}_checkIfRootsExists(e){for(const t of e)if(!this.model.document.getRootNames().includes(t))return!1;return!0}}class Wh{constructor(e,t){this._helpers=new Map,this._downcast=ro(e),this._createConversionHelpers({name:"downcast",dispatchers:this._downcast,isDowncast:!0}),this._upcast=ro(t),this._createConversionHelpers({name:"upcast",dispatchers:this._upcast,isDowncast:!1})}addAlias(e,t){const i=this._downcast.includes(t);if(!this._upcast.includes(t)&&!i)throw new k("conversion-add-alias-dispatcher-not-registered",this);this._createConversionHelpers({name:e,dispatchers:[t],isDowncast:i})}for(e){if(!this._helpers.has(e))throw new k("conversion-for-unknown-group",this);return this._helpers.get(e)}elementToElement(e){this.for("downcast").elementToElement(e);for(const{model:t,view:i}of jh(e))this.for("upcast").elementToElement({model:t,view:i,converterPriority:e.converterPriority})}attributeToElement(e){this.for("downcast").attributeToElement(e);for(const{model:t,view:i}of jh(e))this.for("upcast").elementToAttribute({view:i,model:t,converterPriority:e.converterPriority})}attributeToAttribute(e){this.for("downcast").attributeToAttribute(e);for(const{model:t,view:i}of jh(e))this.for("upcast").attributeToAttribute({view:i,model:t})}_createConversionHelpers({name:e,dispatchers:t,isDowncast:i}){if(this._helpers.has(e))throw new k("conversion-group-exists",this);const n=i?new Yd(t):new mh(t);this._helpers.set(e,n)}}function*jh(e){if(e.model.values)for(const t of e.model.values){const i={key:e.model.key,value:t},n=e.view[t],s=e.upcastAlso?e.upcastAlso[t]:void 0;yield*Uh(i,n,s)}else yield*Uh(e.model,e.view,e.upcastAlso)}function*Uh(e,t,i){if(yield{model:e,view:t},i)for(const t of ro(i))yield{model:e,view:t}}class qh{constructor(e){this.baseVersion=e,this.isDocumentOperation=null!==this.baseVersion,this.batch=null}_validate(){}toJSON(){const e=Object.assign({},this);return e.__className=this.constructor.className,delete e.batch,delete e.isDocumentOperation,e}static get className(){return"Operation"}static fromJSON(e,t){return new this(e.baseVersion)}}function Kh(e,t){const i=Qh(t),n=i.reduce(((e,t)=>e+t.offsetSize),0),s=e.parent;Xh(e);const o=e.index;return s._insertChild(o,i),Yh(s,o+i.length),Yh(s,o),new Sd(e,e.getShiftedBy(n))}function Gh(e){if(!e.isFlat)throw new k("operation-utils-remove-range-not-flat",this);const t=e.start.parent;Xh(e.start),Xh(e.end);const i=t._removeChildren(e.start.index,e.end.index-e.start.index);return Yh(t,e.start.index),i}function Jh(e,t){if(!e.isFlat)throw new k("operation-utils-move-range-not-flat",this);const i=Gh(e);return Kh(t=t._getTransformedByDeletion(e.start,e.end.offset-e.start.offset),i)}function Qh(e){const t=[];!function e(i){if("string"==typeof i)t.push(new bd(i));else if(i instanceof wd)t.push(new bd(i.data,i.getAttributes()));else if(i instanceof fd)t.push(i);else if(ne(i))for(const t of i)e(t)}(e);for(let e=1;e<t.length;e++){const i=t[e],n=t[e-1];i instanceof bd&&n instanceof bd&&Zh(i,n)&&(t.splice(e-1,2,new bd(n.data+i.data,n.getAttributes())),e--)}return t}function Yh(e,t){const i=e.getChild(t-1),n=e.getChild(t);if(i&&n&&i.is("$text")&&n.is("$text")&&Zh(i,n)){const s=new bd(i.data+n.data,i.getAttributes());e._removeChildren(t-1,2),e._insertChild(t-1,s)}}function Xh(e){const t=e.textNode,i=e.parent;if(t){const n=e.offset-t.startOffset,s=t.index;i._removeChildren(s,1);const o=new bd(t.data.substr(0,n),t.getAttributes()),r=new bd(t.data.substr(n),t.getAttributes());i._insertChild(s,[o,r])}}function Zh(e,t){const i=e.getAttributes(),n=t.getAttributes();for(const e of i){if(e[1]!==t.getAttribute(e[0]))return!1;n.next()}return n.next().done}class eu extends qh{constructor(e,t,i,n){super(n),this.sourcePosition=e.clone(),this.sourcePosition.stickiness="toNext",this.howMany=t,this.targetPosition=i.clone(),this.targetPosition.stickiness="toNone"}get type(){return"$graveyard"==this.targetPosition.root.rootName?"remove":"$graveyard"==this.sourcePosition.root.rootName?"reinsert":"move"}clone(){return new eu(this.sourcePosition,this.howMany,this.targetPosition,this.baseVersion)}getMovedRangeStart(){return this.targetPosition._getTransformedByDeletion(this.sourcePosition,this.howMany)}getReversed(){const e=this.sourcePosition._getTransformedByInsertion(this.targetPosition,this.howMany);return new eu(this.getMovedRangeStart(),this.howMany,e,this.baseVersion+1)}_validate(){const e=this.sourcePosition.parent,t=this.targetPosition.parent,i=this.sourcePosition.offset,n=this.targetPosition.offset;if(i+this.howMany>e.maxOffset)throw new k("move-operation-nodes-do-not-exist",this);if(e===t&&i<n&&n<i+this.howMany)throw new k("move-operation-range-into-itself",this);if(this.sourcePosition.root==this.targetPosition.root&&"prefix"==ie(this.sourcePosition.getParentPath(),this.targetPosition.getParentPath())){const e=this.sourcePosition.path.length-1;if(this.targetPosition.path[e]>=i&&this.targetPosition.path[e]<i+this.howMany)throw new k("move-operation-node-into-itself",this)}}_execute(){Jh(Sd._createFromPositionAndShift(this.sourcePosition,this.howMany),this.targetPosition)}toJSON(){const e=super.toJSON();return e.sourcePosition=this.sourcePosition.toJSON(),e.targetPosition=this.targetPosition.toJSON(),e}static get className(){return"MoveOperation"}static fromJSON(e,t){const i=kd.fromJSON(e.sourcePosition,t),n=kd.fromJSON(e.targetPosition,t);return new this(i,e.howMany,n,e.baseVersion)}}class tu extends qh{constructor(e,t,i){super(i),this.position=e.clone(),this.position.stickiness="toNone",this.nodes=new pd(Qh(t)),this.shouldReceiveAttributes=!1}get type(){return"insert"}get howMany(){return this.nodes.maxOffset}clone(){const e=new pd([...this.nodes].map((e=>e._clone(!0)))),t=new tu(this.position,e,this.baseVersion);return t.shouldReceiveAttributes=this.shouldReceiveAttributes,t}getReversed(){const e=this.position.root.document.graveyard,t=new kd(e,[0]);return new eu(this.position,this.nodes.maxOffset,t,this.baseVersion+1)}_validate(){const e=this.position.parent;if(!e||e.maxOffset<this.position.offset)throw new k("insert-operation-position-invalid",this)}_execute(){const e=this.nodes;this.nodes=new pd([...e].map((e=>e._clone(!0)))),Kh(this.position,e)}toJSON(){const e=super.toJSON();return e.position=this.position.toJSON(),e.nodes=this.nodes.toJSON(),e}static get className(){return"InsertOperation"}static fromJSON(e,t){const i=[];for(const t of e.nodes)t.name?i.push(vd.fromJSON(t)):i.push(bd.fromJSON(t));const n=new tu(kd.fromJSON(e.position,t),i,e.baseVersion);return n.shouldReceiveAttributes=e.shouldReceiveAttributes,n}}class iu extends qh{constructor(e,t,i,n,s,o){super(o),this.name=e,this.oldRange=t?t.clone():null,this.newRange=i?i.clone():null,this.affectsData=s,this._markers=n}get type(){return"marker"}clone(){return new iu(this.name,this.oldRange,this.newRange,this._markers,this.affectsData,this.baseVersion)}getReversed(){return new iu(this.name,this.newRange,this.oldRange,this._markers,this.affectsData,this.baseVersion+1)}_execute(){this.newRange?this._markers._set(this.name,this.newRange,!0,this.affectsData):this._markers._remove(this.name)}toJSON(){const e=super.toJSON();return this.oldRange&&(e.oldRange=this.oldRange.toJSON()),this.newRange&&(e.newRange=this.newRange.toJSON()),delete e._markers,e}static get className(){return"MarkerOperation"}static fromJSON(e,t){return new iu(e.name,e.oldRange?Sd.fromJSON(e.oldRange,t):null,e.newRange?Sd.fromJSON(e.newRange,t):null,t.model.markers,e.affectsData,e.baseVersion)}}const nu=function(e,t){return td(e,t)};class su extends qh{constructor(e,t,i,n,s){super(s),this.range=e.clone(),this.key=t,this.oldValue=void 0===i?null:i,this.newValue=void 0===n?null:n}get type(){return null===this.oldValue?"addAttribute":null===this.newValue?"removeAttribute":"changeAttribute"}clone(){return new su(this.range,this.key,this.oldValue,this.newValue,this.baseVersion)}getReversed(){return new su(this.range,this.key,this.newValue,this.oldValue,this.baseVersion+1)}toJSON(){const e=super.toJSON();return e.range=this.range.toJSON(),e}_validate(){if(!this.range.isFlat)throw new k("attribute-operation-range-not-flat",this);for(const e of this.range.getItems({shallow:!0})){if(null!==this.oldValue&&!nu(e.getAttribute(this.key),this.oldValue))throw new k("attribute-operation-wrong-old-value",this,{item:e,key:this.key,value:this.oldValue});if(null===this.oldValue&&null!==this.newValue&&e.hasAttribute(this.key))throw new k("attribute-operation-attribute-exists",this,{node:e,key:this.key})}}_execute(){nu(this.oldValue,this.newValue)||function(e,t,i){Xh(e.start),Xh(e.end);for(const n of e.getItems({shallow:!0})){const e=n.is("$textProxy")?n.textNode:n;null!==i?e._setAttribute(t,i):e._removeAttribute(t),Yh(e.parent,e.index)}Yh(e.end.parent,e.end.index)}(this.range,this.key,this.newValue)}static get className(){return"AttributeOperation"}static fromJSON(e,t){return new su(Sd.fromJSON(e.range,t),e.key,e.oldValue,e.newValue,e.baseVersion)}}class ou extends qh{get type(){return"noop"}clone(){return new ou(this.baseVersion)}getReversed(){return new ou(this.baseVersion+1)}_execute(){}static get className(){return"NoOperation"}}class ru extends qh{constructor(e,t,i,n){super(n),this.position=e,this.position.stickiness="toNext",this.oldName=t,this.newName=i}get type(){return"rename"}clone(){return new ru(this.position.clone(),this.oldName,this.newName,this.baseVersion)}getReversed(){return new ru(this.position.clone(),this.newName,this.oldName,this.baseVersion+1)}_validate(){const e=this.position.nodeAfter;if(!(e instanceof vd))throw new k("rename-operation-wrong-position",this);if(e.name!==this.oldName)throw new k("rename-operation-wrong-name",this)}_execute(){this.position.nodeAfter.name=this.newName}toJSON(){const e=super.toJSON();return e.position=this.position.toJSON(),e}static get className(){return"RenameOperation"}static fromJSON(e,t){return new ru(kd.fromJSON(e.position,t),e.oldName,e.newName,e.baseVersion)}}class au extends qh{constructor(e,t,i,n,s){super(s),this.root=e,this.key=t,this.oldValue=i,this.newValue=n}get type(){return null===this.oldValue?"addRootAttribute":null===this.newValue?"removeRootAttribute":"changeRootAttribute"}clone(){return new au(this.root,this.key,this.oldValue,this.newValue,this.baseVersion)}getReversed(){return new au(this.root,this.key,this.newValue,this.oldValue,this.baseVersion+1)}_validate(){if(this.root!=this.root.root||this.root.is("documentFragment"))throw new k("rootattribute-operation-not-a-root",this,{root:this.root,key:this.key});if(null!==this.oldValue&&this.root.getAttribute(this.key)!==this.oldValue)throw new k("rootattribute-operation-wrong-old-value",this,{root:this.root,key:this.key});if(null===this.oldValue&&null!==this.newValue&&this.root.hasAttribute(this.key))throw new k("rootattribute-operation-attribute-exists",this,{root:this.root,key:this.key})}_execute(){null!==this.newValue?this.root._setAttribute(this.key,this.newValue):this.root._removeAttribute(this.key)}toJSON(){const e=super.toJSON();return e.root=this.root.toJSON(),e}static get className(){return"RootAttributeOperation"}static fromJSON(e,t){if(!t.getRoot(e.root))throw new k("rootattribute-operation-fromjson-no-root",this,{rootName:e.root});return new au(t.getRoot(e.root),e.key,e.oldValue,e.newValue,e.baseVersion)}}class lu extends qh{constructor(e,t,i,n,s){super(s),this.sourcePosition=e.clone(),this.sourcePosition.stickiness="toPrevious",this.howMany=t,this.targetPosition=i.clone(),this.targetPosition.stickiness="toNext",this.graveyardPosition=n.clone()}get type(){return"merge"}get deletionPosition(){return new kd(this.sourcePosition.root,this.sourcePosition.path.slice(0,-1))}get movedRange(){const e=this.sourcePosition.getShiftedBy(Number.POSITIVE_INFINITY);return new Sd(this.sourcePosition,e)}clone(){return new lu(this.sourcePosition,this.howMany,this.targetPosition,this.graveyardPosition,this.baseVersion)}getReversed(){const e=this.targetPosition._getTransformedByMergeOperation(this),t=this.sourcePosition.path.slice(0,-1),i=new kd(this.sourcePosition.root,t)._getTransformedByMergeOperation(this);return new cu(e,this.howMany,i,this.graveyardPosition,this.baseVersion+1)}_validate(){const e=this.sourcePosition.parent,t=this.targetPosition.parent;if(!e.parent)throw new k("merge-operation-source-position-invalid",this);if(!t.parent)throw new k("merge-operation-target-position-invalid",this);if(this.howMany!=e.maxOffset)throw new k("merge-operation-how-many-invalid",this)}_execute(){const e=this.sourcePosition.parent;Jh(Sd._createIn(e),this.targetPosition),Jh(Sd._createOn(e),this.graveyardPosition)}toJSON(){const e=super.toJSON();return e.sourcePosition=e.sourcePosition.toJSON(),e.targetPosition=e.targetPosition.toJSON(),e.graveyardPosition=e.graveyardPosition.toJSON(),e}static get className(){return"MergeOperation"}static fromJSON(e,t){const i=kd.fromJSON(e.sourcePosition,t),n=kd.fromJSON(e.targetPosition,t),s=kd.fromJSON(e.graveyardPosition,t);return new this(i,e.howMany,n,s,e.baseVersion)}}class cu extends qh{constructor(e,t,i,n,s){super(s),this.splitPosition=e.clone(),this.splitPosition.stickiness="toNext",this.howMany=t,this.insertionPosition=i,this.graveyardPosition=n?n.clone():null,this.graveyardPosition&&(this.graveyardPosition.stickiness="toNext")}get type(){return"split"}get moveTargetPosition(){const e=this.insertionPosition.path.slice();return e.push(0),new kd(this.insertionPosition.root,e)}get movedRange(){const e=this.splitPosition.getShiftedBy(Number.POSITIVE_INFINITY);return new Sd(this.splitPosition,e)}clone(){return new cu(this.splitPosition,this.howMany,this.insertionPosition,this.graveyardPosition,this.baseVersion)}getReversed(){const e=this.splitPosition.root.document.graveyard,t=new kd(e,[0]);return new lu(this.moveTargetPosition,this.howMany,this.splitPosition,t,this.baseVersion+1)}_validate(){const e=this.splitPosition.parent,t=this.splitPosition.offset;if(!e||e.maxOffset<t)throw new k("split-operation-position-invalid",this);if(!e.parent)throw new k("split-operation-split-in-root",this);if(this.howMany!=e.maxOffset-this.splitPosition.offset)throw new k("split-operation-how-many-invalid",this);if(this.graveyardPosition&&!this.graveyardPosition.nodeAfter)throw new k("split-operation-graveyard-position-invalid",this)}_execute(){const e=this.splitPosition.parent;if(this.graveyardPosition)Jh(Sd._createFromPositionAndShift(this.graveyardPosition,1),this.insertionPosition);else{const t=e._clone();Kh(this.insertionPosition,t)}Jh(new Sd(kd._createAt(e,this.splitPosition.offset),kd._createAt(e,e.maxOffset)),this.moveTargetPosition)}toJSON(){const e=super.toJSON();return e.splitPosition=this.splitPosition.toJSON(),e.insertionPosition=this.insertionPosition.toJSON(),this.graveyardPosition&&(e.graveyardPosition=this.graveyardPosition.toJSON()),e}static get className(){return"SplitOperation"}static getInsertionPosition(e){const t=e.path.slice(0,-1);return t[t.length-1]++,new kd(e.root,t,"toPrevious")}static fromJSON(e,t){const i=kd.fromJSON(e.splitPosition,t),n=kd.fromJSON(e.insertionPosition,t),s=e.graveyardPosition?kd.fromJSON(e.graveyardPosition,t):null;return new this(i,e.howMany,n,s,e.baseVersion)}}const du={};du[su.className]=su,du[tu.className]=tu,du[iu.className]=iu,du[eu.className]=eu,du[ou.className]=ou,du[qh.className]=qh,du[ru.className]=ru,du[au.className]=au,du[cu.className]=cu,du[lu.className]=lu;class hu{static fromJSON(e,t){return du[e.__className].fromJSON(e,t)}}const uu=new Map;function mu(e,t,i){let n=uu.get(e);n||(n=new Map,uu.set(e,n)),n.set(t,i)}function gu(e){return[e]}function fu(e,t,i={}){const n=function(e,t){const i=uu.get(e);return i&&i.has(t)?i.get(t):gu}(e.constructor,t.constructor);try{return n(e=e.clone(),t,i)}catch(e){throw e}}function pu(e,t,i){e=e.slice(),t=t.slice();const n=new bu(i.document,i.useRelations,i.forceWeakRemove);n.setOriginalOperations(e),n.setOriginalOperations(t);const s=n.originalOperations;if(0==e.length||0==t.length)return{operationsA:e,operationsB:t,originalOperations:s};const o=new WeakMap;for(const t of e)o.set(t,0);const r={nextBaseVersionA:e[e.length-1].baseVersion+1,nextBaseVersionB:t[t.length-1].baseVersion+1,originalOperationsACount:e.length,originalOperationsBCount:t.length};let a=0;for(;a<e.length;){const i=e[a],s=o.get(i);if(s==t.length){a++;continue}const r=t[s],l=fu(i,r,n.getContext(i,r,!0)),c=fu(r,i,n.getContext(r,i,!1));n.updateRelation(i,r),n.setOriginalOperations(l,i),n.setOriginalOperations(c,r);for(const e of l)o.set(e,s+c.length);e.splice(a,1,...l),t.splice(s,1,...c)}if(i.padWithNoOps){const i=e.length-r.originalOperationsACount,n=t.length-r.originalOperationsBCount;vu(e,n-i),vu(t,i-n)}return wu(e,r.nextBaseVersionB),wu(t,r.nextBaseVersionA),{operationsA:e,operationsB:t,originalOperations:s}}class bu{constructor(e,t,i=!1){this.originalOperations=new Map,this._history=e.history,this._useRelations=t,this._forceWeakRemove=!!i,this._relations=new Map}setOriginalOperations(e,t=null){const i=t?this.originalOperations.get(t):null;for(const t of e)this.originalOperations.set(t,i||t)}updateRelation(e,t){if(e instanceof eu)t instanceof lu?e.targetPosition.isEqual(t.sourcePosition)||t.movedRange.containsPosition(e.targetPosition)?this._setRelation(e,t,"insertAtSource"):e.targetPosition.isEqual(t.deletionPosition)?this._setRelation(e,t,"insertBetween"):e.targetPosition.isAfter(t.sourcePosition)&&this._setRelation(e,t,"moveTargetAfter"):t instanceof eu&&(e.targetPosition.isEqual(t.sourcePosition)||e.targetPosition.isBefore(t.sourcePosition)?this._setRelation(e,t,"insertBefore"):this._setRelation(e,t,"insertAfter"));else if(e instanceof cu){if(t instanceof lu)e.splitPosition.isBefore(t.sourcePosition)&&this._setRelation(e,t,"splitBefore");else if(t instanceof eu)if(e.splitPosition.isEqual(t.sourcePosition)||e.splitPosition.isBefore(t.sourcePosition))this._setRelation(e,t,"splitBefore");else{const i=Sd._createFromPositionAndShift(t.sourcePosition,t.howMany);if(e.splitPosition.hasSameParentAs(t.sourcePosition)&&i.containsPosition(e.splitPosition)){const n=i.end.offset-e.splitPosition.offset,s=e.splitPosition.offset-i.start.offset;this._setRelation(e,t,{howMany:n,offset:s})}}}else if(e instanceof lu)t instanceof lu?(e.targetPosition.isEqual(t.sourcePosition)||this._setRelation(e,t,"mergeTargetNotMoved"),e.sourcePosition.isEqual(t.targetPosition)&&this._setRelation(e,t,"mergeSourceNotMoved"),e.sourcePosition.isEqual(t.sourcePosition)&&this._setRelation(e,t,"mergeSameElement")):t instanceof cu&&e.sourcePosition.isEqual(t.splitPosition)&&this._setRelation(e,t,"splitAtSource");else if(e instanceof iu){const i=e.newRange;if(!i)return;if(t instanceof eu){const n=Sd._createFromPositionAndShift(t.sourcePosition,t.howMany),s=n.containsPosition(i.start)||n.start.isEqual(i.start),o=n.containsPosition(i.end)||n.end.isEqual(i.end);!s&&!o||n.containsRange(i)||this._setRelation(e,t,{side:s?"left":"right",path:s?i.start.path.slice():i.end.path.slice()})}else if(t instanceof lu){const n=i.start.isEqual(t.targetPosition),s=i.start.isEqual(t.deletionPosition),o=i.end.isEqual(t.deletionPosition),r=i.end.isEqual(t.sourcePosition);(n||s||o||r)&&this._setRelation(e,t,{wasInLeftElement:n,wasStartBeforeMergedElement:s,wasEndBeforeMergedElement:o,wasInRightElement:r})}}}getContext(e,t,i){return{aIsStrong:i,aWasUndone:this._wasUndone(e),bWasUndone:this._wasUndone(t),abRelation:this._useRelations?this._getRelation(e,t):null,baRelation:this._useRelations?this._getRelation(t,e):null,forceWeakRemove:this._forceWeakRemove}}_wasUndone(e){const t=this.originalOperations.get(e);return t.wasUndone||this._history.isUndoneOperation(t)}_getRelation(e,t){const i=this.originalOperations.get(t),n=this._history.getUndoneOperation(i);if(!n)return null;const s=this.originalOperations.get(e),o=this._relations.get(s);return o&&o.get(n)||null}_setRelation(e,t,i){const n=this.originalOperations.get(e),s=this.originalOperations.get(t);let o=this._relations.get(n);o||(o=new Map,this._relations.set(n,o)),o.set(s,i)}}function wu(e,t){for(const i of e)i.baseVersion=t++}function vu(e,t){for(let i=0;i<t;i++)e.push(new ou(0))}function _u(e,t,i){const n=e.nodes.getNode(0).getAttribute(t);if(n==i)return null;const s=new Sd(e.position,e.position.getShiftedBy(e.howMany));return new su(s,t,n,i,0)}function yu(e,t){return null===e.targetPosition._getTransformedByDeletion(t.sourcePosition,t.howMany)}function ku(e,t){const i=[];for(let n=0;n<e.length;n++){const s=e[n],o=new eu(s.start,s.end.offset-s.start.offset,t,0);i.push(o);for(let t=n+1;t<e.length;t++)e[t]=e[t]._getTransformedByMove(o.sourcePosition,o.targetPosition,o.howMany)[0];t=t._getTransformedByMove(o.sourcePosition,o.targetPosition,o.howMany)}return i}mu(su,su,((e,t,i)=>{if(e.key===t.key&&e.range.start.hasSameParentAs(t.range.start)){const n=e.range.getDifference(t.range).map((t=>new su(t,e.key,e.oldValue,e.newValue,0))),s=e.range.getIntersection(t.range);return s&&i.aIsStrong&&n.push(new su(s,t.key,t.newValue,e.newValue,0)),0==n.length?[new ou(0)]:n}return[e]})),mu(su,tu,((e,t)=>{if(e.range.start.hasSameParentAs(t.position)&&e.range.containsPosition(t.position)){const i=e.range._getTransformedByInsertion(t.position,t.howMany,!t.shouldReceiveAttributes).map((t=>new su(t,e.key,e.oldValue,e.newValue,e.baseVersion)));if(t.shouldReceiveAttributes){const n=_u(t,e.key,e.oldValue);n&&i.unshift(n)}return i}return e.range=e.range._getTransformedByInsertion(t.position,t.howMany,!1)[0],[e]})),mu(su,lu,((e,t)=>{const i=[];e.range.start.hasSameParentAs(t.deletionPosition)&&(e.range.containsPosition(t.deletionPosition)||e.range.start.isEqual(t.deletionPosition))&&i.push(Sd._createFromPositionAndShift(t.graveyardPosition,1));const n=e.range._getTransformedByMergeOperation(t);return n.isCollapsed||i.push(n),i.map((t=>new su(t,e.key,e.oldValue,e.newValue,e.baseVersion)))})),mu(su,eu,((e,t)=>{const i=function(e,t){const i=Sd._createFromPositionAndShift(t.sourcePosition,t.howMany);let n=null,s=[];i.containsRange(e,!0)?n=e:e.start.hasSameParentAs(i.start)?(s=e.getDifference(i),n=e.getIntersection(i)):s=[e];const o=[];for(let e of s){e=e._getTransformedByDeletion(t.sourcePosition,t.howMany);const i=t.getMovedRangeStart(),n=e.start.hasSameParentAs(i),s=e._getTransformedByInsertion(i,t.howMany,n);o.push(...s)}n&&o.push(n._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany,!1)[0]);return o}(e.range,t);return i.map((t=>new su(t,e.key,e.oldValue,e.newValue,e.baseVersion)))})),mu(su,cu,((e,t)=>{if(e.range.end.isEqual(t.insertionPosition))return t.graveyardPosition||e.range.end.offset++,[e];if(e.range.start.hasSameParentAs(t.splitPosition)&&e.range.containsPosition(t.splitPosition)){const i=e.clone();return i.range=new Sd(t.moveTargetPosition.clone(),e.range.end._getCombined(t.splitPosition,t.moveTargetPosition)),e.range.end=t.splitPosition.clone(),e.range.end.stickiness="toPrevious",[e,i]}return e.range=e.range._getTransformedBySplitOperation(t),[e]})),mu(tu,su,((e,t)=>{const i=[e];if(e.shouldReceiveAttributes&&e.position.hasSameParentAs(t.range.start)&&t.range.containsPosition(e.position)){const n=_u(e,t.key,t.newValue);n&&i.push(n)}return i})),mu(tu,tu,((e,t,i)=>(e.position.isEqual(t.position)&&i.aIsStrong||(e.position=e.position._getTransformedByInsertOperation(t)),[e]))),mu(tu,eu,((e,t)=>(e.position=e.position._getTransformedByMoveOperation(t),[e]))),mu(tu,cu,((e,t)=>(e.position=e.position._getTransformedBySplitOperation(t),[e]))),mu(tu,lu,((e,t)=>(e.position=e.position._getTransformedByMergeOperation(t),[e]))),mu(iu,tu,((e,t)=>(e.oldRange&&(e.oldRange=e.oldRange._getTransformedByInsertOperation(t)[0]),e.newRange&&(e.newRange=e.newRange._getTransformedByInsertOperation(t)[0]),[e]))),mu(iu,iu,((e,t,i)=>{if(e.name==t.name){if(!i.aIsStrong)return[new ou(0)];e.oldRange=t.newRange?t.newRange.clone():null}return[e]})),mu(iu,lu,((e,t)=>(e.oldRange&&(e.oldRange=e.oldRange._getTransformedByMergeOperation(t)),e.newRange&&(e.newRange=e.newRange._getTransformedByMergeOperation(t)),[e]))),mu(iu,eu,((e,t,i)=>{if(e.oldRange&&(e.oldRange=Sd._createFromRanges(e.oldRange._getTransformedByMoveOperation(t))),e.newRange){if(i.abRelation){const n=Sd._createFromRanges(e.newRange._getTransformedByMoveOperation(t));if("left"==i.abRelation.side&&t.targetPosition.isEqual(e.newRange.start))return e.newRange.end=n.end,e.newRange.start.path=i.abRelation.path,[e];if("right"==i.abRelation.side&&t.targetPosition.isEqual(e.newRange.end))return e.newRange.start=n.start,e.newRange.end.path=i.abRelation.path,[e]}e.newRange=Sd._createFromRanges(e.newRange._getTransformedByMoveOperation(t))}return[e]})),mu(iu,cu,((e,t,i)=>{if(e.oldRange&&(e.oldRange=e.oldRange._getTransformedBySplitOperation(t)),e.newRange){if(i.abRelation){const n=e.newRange._getTransformedBySplitOperation(t);return e.newRange.start.isEqual(t.splitPosition)&&i.abRelation.wasStartBeforeMergedElement?e.newRange.start=kd._createAt(t.insertionPosition):e.newRange.start.isEqual(t.splitPosition)&&!i.abRelation.wasInLeftElement&&(e.newRange.start=kd._createAt(t.moveTargetPosition)),e.newRange.end.isEqual(t.splitPosition)&&i.abRelation.wasInRightElement?e.newRange.end=kd._createAt(t.moveTargetPosition):e.newRange.end.isEqual(t.splitPosition)&&i.abRelation.wasEndBeforeMergedElement?e.newRange.end=kd._createAt(t.insertionPosition):e.newRange.end=n.end,[e]}e.newRange=e.newRange._getTransformedBySplitOperation(t)}return[e]})),mu(lu,tu,((e,t)=>(e.sourcePosition.hasSameParentAs(t.position)&&(e.howMany+=t.howMany),e.sourcePosition=e.sourcePosition._getTransformedByInsertOperation(t),e.targetPosition=e.targetPosition._getTransformedByInsertOperation(t),[e]))),mu(lu,lu,((e,t,i)=>{if(e.sourcePosition.isEqual(t.sourcePosition)&&e.targetPosition.isEqual(t.targetPosition)){if(i.bWasUndone){const i=t.graveyardPosition.path.slice();return i.push(0),e.sourcePosition=new kd(t.graveyardPosition.root,i),e.howMany=0,[e]}return[new ou(0)]}if(e.sourcePosition.isEqual(t.sourcePosition)&&!e.targetPosition.isEqual(t.targetPosition)&&!i.bWasUndone&&"splitAtSource"!=i.abRelation){const n="$graveyard"==e.targetPosition.root.rootName,s="$graveyard"==t.targetPosition.root.rootName;if(s&&!n||!(n&&!s)&&i.aIsStrong){const i=t.targetPosition._getTransformedByMergeOperation(t),n=e.targetPosition._getTransformedByMergeOperation(t);return[new eu(i,e.howMany,n,0)]}return[new ou(0)]}return e.sourcePosition.hasSameParentAs(t.targetPosition)&&(e.howMany+=t.howMany),e.sourcePosition=e.sourcePosition._getTransformedByMergeOperation(t),e.targetPosition=e.targetPosition._getTransformedByMergeOperation(t),e.graveyardPosition.isEqual(t.graveyardPosition)&&i.aIsStrong||(e.graveyardPosition=e.graveyardPosition._getTransformedByMergeOperation(t)),[e]})),mu(lu,eu,((e,t,i)=>{const n=Sd._createFromPositionAndShift(t.sourcePosition,t.howMany);return"remove"==t.type&&!i.bWasUndone&&!i.forceWeakRemove&&e.deletionPosition.hasSameParentAs(t.sourcePosition)&&n.containsPosition(e.sourcePosition)?[new ou(0)]:(e.sourcePosition.hasSameParentAs(t.targetPosition)&&(e.howMany+=t.howMany),e.sourcePosition.hasSameParentAs(t.sourcePosition)&&(e.howMany-=t.howMany),e.sourcePosition=e.sourcePosition._getTransformedByMoveOperation(t),e.targetPosition=e.targetPosition._getTransformedByMoveOperation(t),e.graveyardPosition.isEqual(t.targetPosition)||(e.graveyardPosition=e.graveyardPosition._getTransformedByMoveOperation(t)),[e])})),mu(lu,cu,((e,t,i)=>{if(t.graveyardPosition&&(e.graveyardPosition=e.graveyardPosition._getTransformedByDeletion(t.graveyardPosition,1),e.deletionPosition.isEqual(t.graveyardPosition)&&(e.howMany=t.howMany)),e.targetPosition.isEqual(t.splitPosition)){const n=0!=t.howMany,s=t.graveyardPosition&&e.deletionPosition.isEqual(t.graveyardPosition);if(n||s||"mergeTargetNotMoved"==i.abRelation)return e.sourcePosition=e.sourcePosition._getTransformedBySplitOperation(t),[e]}if(e.sourcePosition.isEqual(t.splitPosition)){if("mergeSourceNotMoved"==i.abRelation)return e.howMany=0,e.targetPosition=e.targetPosition._getTransformedBySplitOperation(t),[e];if("mergeSameElement"==i.abRelation||e.sourcePosition.offset>0)return e.sourcePosition=t.moveTargetPosition.clone(),e.targetPosition=e.targetPosition._getTransformedBySplitOperation(t),[e]}return e.sourcePosition.hasSameParentAs(t.splitPosition)&&(e.howMany=t.splitPosition.offset),e.sourcePosition=e.sourcePosition._getTransformedBySplitOperation(t),e.targetPosition=e.targetPosition._getTransformedBySplitOperation(t),[e]})),mu(eu,tu,((e,t)=>{const i=Sd._createFromPositionAndShift(e.sourcePosition,e.howMany)._getTransformedByInsertOperation(t,!1)[0];return e.sourcePosition=i.start,e.howMany=i.end.offset-i.start.offset,e.targetPosition.isEqual(t.position)||(e.targetPosition=e.targetPosition._getTransformedByInsertOperation(t)),[e]})),mu(eu,eu,((e,t,i)=>{const n=Sd._createFromPositionAndShift(e.sourcePosition,e.howMany),s=Sd._createFromPositionAndShift(t.sourcePosition,t.howMany);let o,r=i.aIsStrong,a=!i.aIsStrong;if("insertBefore"==i.abRelation||"insertAfter"==i.baRelation?a=!0:"insertAfter"!=i.abRelation&&"insertBefore"!=i.baRelation||(a=!1),o=e.targetPosition.isEqual(t.targetPosition)&&a?e.targetPosition._getTransformedByDeletion(t.sourcePosition,t.howMany):e.targetPosition._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany),yu(e,t)&&yu(t,e))return[t.getReversed()];if(n.containsPosition(t.targetPosition)&&n.containsRange(s,!0))return n.start=n.start._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany),n.end=n.end._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany),ku([n],o);if(s.containsPosition(e.targetPosition)&&s.containsRange(n,!0))return n.start=n.start._getCombined(t.sourcePosition,t.getMovedRangeStart()),n.end=n.end._getCombined(t.sourcePosition,t.getMovedRangeStart()),ku([n],o);const l=ie(e.sourcePosition.getParentPath(),t.sourcePosition.getParentPath());if("prefix"==l||"extension"==l)return n.start=n.start._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany),n.end=n.end._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany),ku([n],o);"remove"!=e.type||"remove"==t.type||i.aWasUndone||i.forceWeakRemove?"remove"==e.type||"remove"!=t.type||i.bWasUndone||i.forceWeakRemove||(r=!1):r=!0;const c=[],d=n.getDifference(s);for(const e of d){e.start=e.start._getTransformedByDeletion(t.sourcePosition,t.howMany),e.end=e.end._getTransformedByDeletion(t.sourcePosition,t.howMany);const i="same"==ie(e.start.getParentPath(),t.getMovedRangeStart().getParentPath()),n=e._getTransformedByInsertion(t.getMovedRangeStart(),t.howMany,i);c.push(...n)}const h=n.getIntersection(s);return null!==h&&r&&(h.start=h.start._getCombined(t.sourcePosition,t.getMovedRangeStart()),h.end=h.end._getCombined(t.sourcePosition,t.getMovedRangeStart()),0===c.length?c.push(h):1==c.length?s.start.isBefore(n.start)||s.start.isEqual(n.start)?c.unshift(h):c.push(h):c.splice(1,0,h)),0===c.length?[new ou(e.baseVersion)]:ku(c,o)})),mu(eu,cu,((e,t,i)=>{let n=e.targetPosition.clone();e.targetPosition.isEqual(t.insertionPosition)&&t.graveyardPosition&&"moveTargetAfter"!=i.abRelation||(n=e.targetPosition._getTransformedBySplitOperation(t));const s=Sd._createFromPositionAndShift(e.sourcePosition,e.howMany);if(s.end.isEqual(t.insertionPosition))return t.graveyardPosition||e.howMany++,e.targetPosition=n,[e];if(s.start.hasSameParentAs(t.splitPosition)&&s.containsPosition(t.splitPosition)){let e=new Sd(t.splitPosition,s.end);e=e._getTransformedBySplitOperation(t);return ku([new Sd(s.start,t.splitPosition),e],n)}e.targetPosition.isEqual(t.splitPosition)&&"insertAtSource"==i.abRelation&&(n=t.moveTargetPosition),e.targetPosition.isEqual(t.insertionPosition)&&"insertBetween"==i.abRelation&&(n=e.targetPosition);const o=[s._getTransformedBySplitOperation(t)];if(t.graveyardPosition){const n=s.start.isEqual(t.graveyardPosition)||s.containsPosition(t.graveyardPosition);e.howMany>1&&n&&!i.aWasUndone&&o.push(Sd._createFromPositionAndShift(t.insertionPosition,1))}return ku(o,n)})),mu(eu,lu,((e,t,i)=>{const n=Sd._createFromPositionAndShift(e.sourcePosition,e.howMany);if(t.deletionPosition.hasSameParentAs(e.sourcePosition)&&n.containsPosition(t.sourcePosition))if("remove"!=e.type||i.forceWeakRemove){if(1==e.howMany)return i.bWasUndone?(e.sourcePosition=t.graveyardPosition.clone(),e.targetPosition=e.targetPosition._getTransformedByMergeOperation(t),[e]):[new ou(0)]}else if(!i.aWasUndone){const i=[];let n=t.graveyardPosition.clone(),s=t.targetPosition._getTransformedByMergeOperation(t);e.howMany>1&&(i.push(new eu(e.sourcePosition,e.howMany-1,e.targetPosition,0)),n=n._getTransformedByMove(e.sourcePosition,e.targetPosition,e.howMany-1),s=s._getTransformedByMove(e.sourcePosition,e.targetPosition,e.howMany-1));const o=t.deletionPosition._getCombined(e.sourcePosition,e.targetPosition),r=new eu(n,1,o,0),a=r.getMovedRangeStart().path.slice();a.push(0);const l=new kd(r.targetPosition.root,a);s=s._getTransformedByMove(n,o,1);const c=new eu(s,t.howMany,l,0);return i.push(r),i.push(c),i}const s=Sd._createFromPositionAndShift(e.sourcePosition,e.howMany)._getTransformedByMergeOperation(t);return e.sourcePosition=s.start,e.howMany=s.end.offset-s.start.offset,e.targetPosition=e.targetPosition._getTransformedByMergeOperation(t),[e]})),mu(ru,tu,((e,t)=>(e.position=e.position._getTransformedByInsertOperation(t),[e]))),mu(ru,lu,((e,t)=>e.position.isEqual(t.deletionPosition)?(e.position=t.graveyardPosition.clone(),e.position.stickiness="toNext",[e]):(e.position=e.position._getTransformedByMergeOperation(t),[e]))),mu(ru,eu,((e,t)=>(e.position=e.position._getTransformedByMoveOperation(t),[e]))),mu(ru,ru,((e,t,i)=>{if(e.position.isEqual(t.position)){if(!i.aIsStrong)return[new ou(0)];e.oldName=t.newName}return[e]})),mu(ru,cu,((e,t)=>{if("same"==ie(e.position.path,t.splitPosition.getParentPath())&&!t.graveyardPosition){const t=new ru(e.position.getShiftedBy(1),e.oldName,e.newName,0);return[e,t]}return e.position=e.position._getTransformedBySplitOperation(t),[e]})),mu(au,au,((e,t,i)=>{if(e.root===t.root&&e.key===t.key){if(!i.aIsStrong||e.newValue===t.newValue)return[new ou(0)];e.oldValue=t.newValue}return[e]})),mu(cu,tu,((e,t)=>(e.splitPosition.hasSameParentAs(t.position)&&e.splitPosition.offset<t.position.offset&&(e.howMany+=t.howMany),e.splitPosition=e.splitPosition._getTransformedByInsertOperation(t),e.insertionPosition=e.insertionPosition._getTransformedByInsertOperation(t),[e]))),mu(cu,lu,((e,t,i)=>{if(!e.graveyardPosition&&!i.bWasUndone&&e.splitPosition.hasSameParentAs(t.sourcePosition)){const i=t.graveyardPosition.path.slice();i.push(0);const n=new kd(t.graveyardPosition.root,i),s=cu.getInsertionPosition(new kd(t.graveyardPosition.root,i)),o=new cu(n,0,s,null,0);return e.splitPosition=e.splitPosition._getTransformedByMergeOperation(t),e.insertionPosition=cu.getInsertionPosition(e.splitPosition),e.graveyardPosition=o.insertionPosition.clone(),e.graveyardPosition.stickiness="toNext",[o,e]}return e.splitPosition.hasSameParentAs(t.deletionPosition)&&!e.splitPosition.isAfter(t.deletionPosition)&&e.howMany--,e.splitPosition.hasSameParentAs(t.targetPosition)&&(e.howMany+=t.howMany),e.splitPosition=e.splitPosition._getTransformedByMergeOperation(t),e.insertionPosition=cu.getInsertionPosition(e.splitPosition),e.graveyardPosition&&(e.graveyardPosition=e.graveyardPosition._getTransformedByMergeOperation(t)),[e]})),mu(cu,eu,((e,t,i)=>{const n=Sd._createFromPositionAndShift(t.sourcePosition,t.howMany);if(e.graveyardPosition){const s=n.start.isEqual(e.graveyardPosition)||n.containsPosition(e.graveyardPosition);if(!i.bWasUndone&&s){const i=e.splitPosition._getTransformedByMoveOperation(t),n=e.graveyardPosition._getTransformedByMoveOperation(t),s=n.path.slice();s.push(0);const o=new kd(n.root,s);return[new eu(i,e.howMany,o,0)]}e.graveyardPosition=e.graveyardPosition._getTransformedByMoveOperation(t)}const s=e.splitPosition.isEqual(t.targetPosition);if(s&&("insertAtSource"==i.baRelation||"splitBefore"==i.abRelation))return e.howMany+=t.howMany,e.splitPosition=e.splitPosition._getTransformedByDeletion(t.sourcePosition,t.howMany),e.insertionPosition=cu.getInsertionPosition(e.splitPosition),[e];if(s&&i.abRelation&&i.abRelation.howMany){const{howMany:t,offset:n}=i.abRelation;return e.howMany+=t,e.splitPosition=e.splitPosition.getShiftedBy(n),[e]}if(e.splitPosition.hasSameParentAs(t.sourcePosition)&&n.containsPosition(e.splitPosition)){const i=t.howMany-(e.splitPosition.offset-t.sourcePosition.offset);return e.howMany-=i,e.splitPosition.hasSameParentAs(t.targetPosition)&&e.splitPosition.offset<t.targetPosition.offset&&(e.howMany+=t.howMany),e.splitPosition=t.sourcePosition.clone(),e.insertionPosition=cu.getInsertionPosition(e.splitPosition),[e]}return t.sourcePosition.isEqual(t.targetPosition)||(e.splitPosition.hasSameParentAs(t.sourcePosition)&&e.splitPosition.offset<=t.sourcePosition.offset&&(e.howMany-=t.howMany),e.splitPosition.hasSameParentAs(t.targetPosition)&&e.splitPosition.offset<t.targetPosition.offset&&(e.howMany+=t.howMany)),e.splitPosition.stickiness="toNone",e.splitPosition=e.splitPosition._getTransformedByMoveOperation(t),e.splitPosition.stickiness="toNext",e.graveyardPosition?e.insertionPosition=e.insertionPosition._getTransformedByMoveOperation(t):e.insertionPosition=cu.getInsertionPosition(e.splitPosition),[e]})),mu(cu,cu,((e,t,i)=>{if(e.splitPosition.isEqual(t.splitPosition)){if(!e.graveyardPosition&&!t.graveyardPosition)return[new ou(0)];if(e.graveyardPosition&&t.graveyardPosition&&e.graveyardPosition.isEqual(t.graveyardPosition))return[new ou(0)];if("splitBefore"==i.abRelation)return e.howMany=0,e.graveyardPosition=e.graveyardPosition._getTransformedBySplitOperation(t),[e]}if(e.graveyardPosition&&t.graveyardPosition&&e.graveyardPosition.isEqual(t.graveyardPosition)){const n="$graveyard"==e.splitPosition.root.rootName,s="$graveyard"==t.splitPosition.root.rootName;if(s&&!n||!(n&&!s)&&i.aIsStrong){const i=[];return t.howMany&&i.push(new eu(t.moveTargetPosition,t.howMany,t.splitPosition,0)),e.howMany&&i.push(new eu(e.splitPosition,e.howMany,e.moveTargetPosition,0)),i}return[new ou(0)]}if(e.graveyardPosition&&(e.graveyardPosition=e.graveyardPosition._getTransformedBySplitOperation(t)),e.splitPosition.isEqual(t.insertionPosition)&&"splitBefore"==i.abRelation)return e.howMany++,[e];if(t.splitPosition.isEqual(e.insertionPosition)&&"splitBefore"==i.baRelation){const i=t.insertionPosition.path.slice();i.push(0);const n=new kd(t.insertionPosition.root,i);return[e,new eu(e.insertionPosition,1,n,0)]}return e.splitPosition.hasSameParentAs(t.splitPosition)&&e.splitPosition.offset<t.splitPosition.offset&&(e.howMany-=t.howMany),e.splitPosition=e.splitPosition._getTransformedBySplitOperation(t),e.insertionPosition=cu.getInsertionPosition(e.splitPosition),[e]}));class Au extends(V(kd)){constructor(e,t,i="toNone"){if(super(e,t,i),!this.root.is("rootElement"))throw new k("model-liveposition-root-not-rootelement",e);Cu.call(this)}detach(){this.stopListening()}toPosition(){return new kd(this.root,this.path.slice(),this.stickiness)}static fromPosition(e,t){return new this(e.root,e.path.slice(),t||e.stickiness)}}function Cu(){this.listenTo(this.root.document.model,"applyOperation",((e,t)=>{const i=t[0];i.isDocumentOperation&&Tu.call(this,i)}),{priority:"low"})}function Tu(e){const t=this.getTransformedByOperation(e);if(!this.isEqual(t)){const e=this.toPosition();this.path=t.path,this.root=t.root,this.fire("change",e)}}Au.prototype.is=function(e){return"livePosition"===e||"model:livePosition"===e||"position"==e||"model:position"===e};class xu{constructor(e={}){"string"==typeof e&&(e="transparent"===e?{isUndoable:!1}:{},A("batch-constructor-deprecated-string-type"));const{isUndoable:t=!0,isLocal:i=!0,isUndo:n=!1,isTyping:s=!1}=e;this.operations=[],this.isUndoable=t,this.isLocal=i,this.isUndo=n,this.isTyping=s}get type(){return A("batch-type-deprecated"),"default"}get baseVersion(){for(const e of this.operations)if(null!==e.baseVersion)return e.baseVersion;return null}addOperation(e){return e.batch=this,this.operations.push(e),e}}class Eu{constructor(e){this._changesInElement=new Map,this._elementSnapshots=new Map,this._changedMarkers=new Map,this._changeCount=0,this._cachedChanges=null,this._cachedChangesWithGraveyard=null,this._refreshedItems=new Set,this._markerCollection=e}get isEmpty(){return 0==this._changesInElement.size&&0==this._changedMarkers.size}bufferOperation(e){const t=e;switch(t.type){case"insert":if(this._isInInsertedElement(t.position.parent))return;this._markInsert(t.position.parent,t.position.offset,t.nodes.maxOffset);break;case"addAttribute":case"removeAttribute":case"changeAttribute":for(const e of t.range.getItems({shallow:!0}))this._isInInsertedElement(e.parent)||this._markAttribute(e);break;case"remove":case"move":case"reinsert":{if(t.sourcePosition.isEqual(t.targetPosition)||t.sourcePosition.getShiftedBy(t.howMany).isEqual(t.targetPosition))return;const e=this._isInInsertedElement(t.sourcePosition.parent),i=this._isInInsertedElement(t.targetPosition.parent);e||this._markRemove(t.sourcePosition.parent,t.sourcePosition.offset,t.howMany),i||this._markInsert(t.targetPosition.parent,t.getMovedRangeStart().offset,t.howMany);break}case"rename":{if(this._isInInsertedElement(t.position.parent))return;this._markRemove(t.position.parent,t.position.offset,1),this._markInsert(t.position.parent,t.position.offset,1);const e=Sd._createFromPositionAndShift(t.position,1);for(const t of this._markerCollection.getMarkersIntersectingRange(e)){const e=t.getData();this.bufferMarkerChange(t.name,e,e)}break}case"split":{const e=t.splitPosition.parent;this._isInInsertedElement(e)||this._markRemove(e,t.splitPosition.offset,t.howMany),this._isInInsertedElement(t.insertionPosition.parent)||this._markInsert(t.insertionPosition.parent,t.insertionPosition.offset,1),t.graveyardPosition&&this._markRemove(t.graveyardPosition.parent,t.graveyardPosition.offset,1);break}case"merge":{const e=t.sourcePosition.parent;this._isInInsertedElement(e.parent)||this._markRemove(e.parent,e.startOffset,1);const i=t.graveyardPosition.parent;this._markInsert(i,t.graveyardPosition.offset,1);const n=t.targetPosition.parent;this._isInInsertedElement(n)||this._markInsert(n,t.targetPosition.offset,e.maxOffset);break}}this._cachedChanges=null}bufferMarkerChange(e,t,i){const n=this._changedMarkers.get(e);n?(n.newMarkerData=i,null==n.oldMarkerData.range&&null==i.range&&this._changedMarkers.delete(e)):this._changedMarkers.set(e,{newMarkerData:i,oldMarkerData:t})}getMarkersToRemove(){const e=[];for(const[t,i]of this._changedMarkers)null!=i.oldMarkerData.range&&e.push({name:t,range:i.oldMarkerData.range});return e}getMarkersToAdd(){const e=[];for(const[t,i]of this._changedMarkers)null!=i.newMarkerData.range&&e.push({name:t,range:i.newMarkerData.range});return e}getChangedMarkers(){return Array.from(this._changedMarkers).map((([e,t])=>({name:e,data:{oldRange:t.oldMarkerData.range,newRange:t.newMarkerData.range}})))}hasDataChanges(){if(this._changesInElement.size>0)return!0;for(const{newMarkerData:e,oldMarkerData:t}of this._changedMarkers.values()){if(e.affectsData!==t.affectsData)return!0;if(e.affectsData){const i=e.range&&!t.range,n=!e.range&&t.range,s=e.range&&t.range&&!e.range.isEqual(t.range);if(i||n||s)return!0}}return!1}getChanges(e={}){if(this._cachedChanges)return e.includeChangesInGraveyard?this._cachedChangesWithGraveyard.slice():this._cachedChanges.slice();let t=[];for(const e of this._changesInElement.keys()){const i=this._changesInElement.get(e).sort(((e,t)=>e.offset===t.offset?e.type!=t.type?"remove"==e.type?-1:1:0:e.offset<t.offset?-1:1)),n=this._elementSnapshots.get(e),s=Su(e.getChildren()),o=Pu(n.length,i);let r=0,a=0;for(const i of o)if("i"===i)t.push(this._getInsertDiff(e,r,s[r])),r++;else if("r"===i)t.push(this._getRemoveDiff(e,r,n[a])),a++;else if("a"===i){const i=s[r].attributes,o=n[a].attributes;let l;if("$text"==s[r].name)l=new Sd(kd._createAt(e,r),kd._createAt(e,r+1));else{const t=e.offsetToIndex(r);l=new Sd(kd._createAt(e,r),kd._createAt(e.getChild(t),0))}t.push(...this._getAttributesDiff(l,o,i)),r++,a++}else r++,a++}t.sort(((e,t)=>e.position.root!=t.position.root?e.position.root.rootName<t.position.root.rootName?-1:1:e.position.isEqual(t.position)?e.changeCount-t.changeCount:e.position.isBefore(t.position)?-1:1));for(let e=1,i=0;e<t.length;e++){const n=t[i],s=t[e],o="remove"==n.type&&"remove"==s.type&&"$text"==n.name&&"$text"==s.name&&n.position.isEqual(s.position),r="insert"==n.type&&"insert"==s.type&&"$text"==n.name&&"$text"==s.name&&n.position.parent==s.position.parent&&n.position.offset+n.length==s.position.offset,a="attribute"==n.type&&"attribute"==s.type&&n.position.parent==s.position.parent&&n.range.isFlat&&s.range.isFlat&&n.position.offset+n.length==s.position.offset&&n.attributeKey==s.attributeKey&&n.attributeOldValue==s.attributeOldValue&&n.attributeNewValue==s.attributeNewValue;o||r||a?(n.length++,a&&(n.range.end=n.range.end.getShiftedBy(1)),t[e]=null):i=e}t=t.filter((e=>e));for(const e of t)delete e.changeCount,"attribute"==e.type&&(delete e.position,delete e.length);return this._changeCount=0,this._cachedChangesWithGraveyard=t,this._cachedChanges=t.filter(Iu),e.includeChangesInGraveyard?this._cachedChangesWithGraveyard.slice():this._cachedChanges.slice()}getRefreshedItems(){return new Set(this._refreshedItems)}reset(){this._changesInElement.clear(),this._elementSnapshots.clear(),this._changedMarkers.clear(),this._refreshedItems=new Set,this._cachedChanges=null}_refreshItem(e){if(this._isInInsertedElement(e.parent))return;this._markRemove(e.parent,e.startOffset,e.offsetSize),this._markInsert(e.parent,e.startOffset,e.offsetSize),this._refreshedItems.add(e);const t=Sd._createOn(e);for(const e of this._markerCollection.getMarkersIntersectingRange(t)){const t=e.getData();this.bufferMarkerChange(e.name,t,t)}this._cachedChanges=null}_markInsert(e,t,i){const n={type:"insert",offset:t,howMany:i,count:this._changeCount++};this._markChange(e,n)}_markRemove(e,t,i){const n={type:"remove",offset:t,howMany:i,count:this._changeCount++};this._markChange(e,n),this._removeAllNestedChanges(e,t,i)}_markAttribute(e){const t={type:"attribute",offset:e.startOffset,howMany:e.offsetSize,count:this._changeCount++};this._markChange(e.parent,t)}_markChange(e,t){this._makeSnapshot(e);const i=this._getChangesForElement(e);this._handleChange(t,i),i.push(t);for(let e=0;e<i.length;e++)i[e].howMany<1&&(i.splice(e,1),e--)}_getChangesForElement(e){let t;return this._changesInElement.has(e)?t=this._changesInElement.get(e):(t=[],this._changesInElement.set(e,t)),t}_makeSnapshot(e){this._elementSnapshots.has(e)||this._elementSnapshots.set(e,Su(e.getChildren()))}_handleChange(e,t){e.nodesToHandle=e.howMany;for(const i of t){const n=e.offset+e.howMany,s=i.offset+i.howMany;if("insert"==e.type&&("insert"==i.type&&(e.offset<=i.offset?i.offset+=e.howMany:e.offset<s&&(i.howMany+=e.nodesToHandle,e.nodesToHandle=0)),"remove"==i.type&&e.offset<i.offset&&(i.offset+=e.howMany),"attribute"==i.type))if(e.offset<=i.offset)i.offset+=e.howMany;else if(e.offset<s){const s=i.howMany;i.howMany=e.offset-i.offset,t.unshift({type:"attribute",offset:n,howMany:s-i.howMany,count:this._changeCount++})}if("remove"==e.type){if("insert"==i.type)if(n<=i.offset)i.offset-=e.howMany;else if(n<=s)if(e.offset<i.offset){const t=n-i.offset;i.offset=e.offset,i.howMany-=t,e.nodesToHandle-=t}else i.howMany-=e.nodesToHandle,e.nodesToHandle=0;else if(e.offset<=i.offset)e.nodesToHandle-=i.howMany,i.howMany=0;else if(e.offset<s){const t=s-e.offset;i.howMany-=t,e.nodesToHandle-=t}if("remove"==i.type&&(n<=i.offset?i.offset-=e.howMany:e.offset<i.offset&&(e.nodesToHandle+=i.howMany,i.howMany=0)),"attribute"==i.type)if(n<=i.offset)i.offset-=e.howMany;else if(e.offset<i.offset){const t=n-i.offset;i.offset=e.offset,i.howMany-=t}else if(e.offset<s)if(n<=s){const n=i.howMany;i.howMany=e.offset-i.offset;const s=n-i.howMany-e.nodesToHandle;t.unshift({type:"attribute",offset:e.offset,howMany:s,count:this._changeCount++})}else i.howMany-=s-e.offset}if("attribute"==e.type){if("insert"==i.type)if(e.offset<i.offset&&n>i.offset){if(n>s){const e={type:"attribute",offset:s,howMany:n-s,count:this._changeCount++};this._handleChange(e,t),t.push(e)}e.nodesToHandle=i.offset-e.offset,e.howMany=e.nodesToHandle}else e.offset>=i.offset&&e.offset<s&&(n>s?(e.nodesToHandle=n-s,e.offset=s):e.nodesToHandle=0);if("remove"==i.type&&e.offset<i.offset&&n>i.offset){const s={type:"attribute",offset:i.offset,howMany:n-i.offset,count:this._changeCount++};this._handleChange(s,t),t.push(s),e.nodesToHandle=i.offset-e.offset,e.howMany=e.nodesToHandle}"attribute"==i.type&&(e.offset>=i.offset&&n<=s?(e.nodesToHandle=0,e.howMany=0,e.offset=0):e.offset<=i.offset&&n>=s&&(i.howMany=0))}}e.howMany=e.nodesToHandle,delete e.nodesToHandle}_getInsertDiff(e,t,i){return{type:"insert",position:kd._createAt(e,t),name:i.name,attributes:new Map(i.attributes),length:1,changeCount:this._changeCount++}}_getRemoveDiff(e,t,i){return{type:"remove",position:kd._createAt(e,t),name:i.name,attributes:new Map(i.attributes),length:1,changeCount:this._changeCount++}}_getAttributesDiff(e,t,i){const n=[];i=new Map(i);for(const[s,o]of t){const t=i.has(s)?i.get(s):null;t!==o&&n.push({type:"attribute",position:e.start,range:e.clone(),length:1,attributeKey:s,attributeOldValue:o,attributeNewValue:t,changeCount:this._changeCount++}),i.delete(s)}for(const[t,s]of i)n.push({type:"attribute",position:e.start,range:e.clone(),length:1,attributeKey:t,attributeOldValue:null,attributeNewValue:s,changeCount:this._changeCount++});return n}_isInInsertedElement(e){const t=e.parent;if(!t)return!1;const i=this._changesInElement.get(t),n=e.startOffset;if(i)for(const e of i)if("insert"==e.type&&n>=e.offset&&n<e.offset+e.howMany)return!0;return this._isInInsertedElement(t)}_removeAllNestedChanges(e,t,i){const n=new Sd(kd._createAt(e,t),kd._createAt(e,t+i));for(const e of n.getItems({shallow:!0}))e.is("element")&&(this._elementSnapshots.delete(e),this._changesInElement.delete(e),this._removeAllNestedChanges(e,0,e.maxOffset))}}function Su(e){const t=[];for(const i of e)if(i.is("$text"))for(let e=0;e<i.data.length;e++)t.push({name:"$text",attributes:new Map(i.getAttributes())});else t.push({name:i.name,attributes:new Map(i.getAttributes())});return t}function Pu(e,t){const i=[];let n=0,s=0;for(const e of t){if(e.offset>n){for(let t=0;t<e.offset-n;t++)i.push("e");s+=e.offset-n}if("insert"==e.type){for(let t=0;t<e.howMany;t++)i.push("i");n=e.offset+e.howMany}else if("remove"==e.type){for(let t=0;t<e.howMany;t++)i.push("r");n=e.offset,s+=e.howMany}else i.push(..."a".repeat(e.howMany).split("")),n=e.offset+e.howMany,s+=e.howMany}if(s<e)for(let t=0;t<e-s-n;t++)i.push("e");return i}function Iu(e){const t="position"in e&&"$graveyard"==e.position.root.rootName,i="range"in e&&"$graveyard"==e.range.root.rootName;return!t&&!i}class Ru{constructor(){this._operations=[],this._undoPairs=new Map,this._undoneOperations=new Set,this._baseVersionToOperationIndex=new Map,this._version=0,this._gaps=new Map}get version(){return this._version}set version(e){this._operations.length&&e>this._version+1&&this._gaps.set(this._version,e),this._version=e}get lastOperation(){return this._operations[this._operations.length-1]}addOperation(e){if(e.baseVersion!==this.version)throw new k("model-document-history-addoperation-incorrect-version",this,{operation:e,historyVersion:this.version});this._operations.push(e),this._version++,this._baseVersionToOperationIndex.set(e.baseVersion,this._operations.length-1)}getOperations(e,t=this.version){if(!this._operations.length)return[];const i=this._operations[0];void 0===e&&(e=i.baseVersion);let n=t-1;for(const[t,i]of this._gaps)e>t&&e<i&&(e=i),n>t&&n<i&&(n=t-1);if(n<i.baseVersion||e>this.lastOperation.baseVersion)return[];let s=this._baseVersionToOperationIndex.get(e);void 0===s&&(s=0);let o=this._baseVersionToOperationIndex.get(n);return void 0===o&&(o=this._operations.length-1),this._operations.slice(s,o+1)}getOperation(e){const t=this._baseVersionToOperationIndex.get(e);if(void 0!==t)return this._operations[t]}setOperationAsUndone(e,t){this._undoPairs.set(t,e),this._undoneOperations.add(e)}isUndoingOperation(e){return this._undoPairs.has(e)}isUndoneOperation(e){return this._undoneOperations.has(e)}getUndoneOperation(e){return this._undoPairs.get(e)}reset(){this._version=0,this._undoPairs=new Map,this._operations=[],this._undoneOperations=new Set,this._gaps=new Map,this._baseVersionToOperationIndex=new Map}}class Vu extends vd{constructor(e,t,i="main"){super(t),this._document=e,this.rootName=i}get document(){return this._document}toJSON(){return this.rootName}}Vu.prototype.is=function(e,t){return t?t===this.name&&("rootElement"===e||"model:rootElement"===e||"element"===e||"model:element"===e):"rootElement"===e||"model:rootElement"===e||"element"===e||"model:element"===e||"node"===e||"model:node"===e};const Ou="$graveyard";class Bu extends(V()){constructor(e){super(),this.model=e,this.history=new Ru,this.selection=new jd(this),this.roots=new uo({idProperty:"rootName"}),this.differ=new Eu(e.markers),this._postFixers=new Set,this._hasSelectionChangedFromTheLastChangeBlock=!1,this.createRoot("$root",Ou),this.listenTo(e,"applyOperation",((e,t)=>{const i=t[0];i.isDocumentOperation&&this.differ.bufferOperation(i)}),{priority:"high"}),this.listenTo(e,"applyOperation",((e,t)=>{const i=t[0];i.isDocumentOperation&&this.history.addOperation(i)}),{priority:"low"}),this.listenTo(this.selection,"change",(()=>{this._hasSelectionChangedFromTheLastChangeBlock=!0})),this.listenTo(e.markers,"update",((e,t,i,n,s)=>{const o={...t.getData(),range:n};this.differ.bufferMarkerChange(t.name,s,o),null===i&&t.on("change",((e,i)=>{const n=t.getData();this.differ.bufferMarkerChange(t.name,{...n,range:i},n)}))}))}get version(){return this.history.version}set version(e){this.history.version=e}get graveyard(){return this.getRoot(Ou)}createRoot(e="$root",t="main"){if(this.roots.get(t))throw new k("model-document-createroot-name-exists",this,{name:t});const i=new Vu(this,e,t);return this.roots.add(i),i}destroy(){this.selection.destroy(),this.stopListening()}getRoot(e="main"){return this.roots.get(e)}getRootNames(){return Array.from(this.roots,(e=>e.rootName)).filter((e=>e!=Ou))}registerPostFixer(e){this._postFixers.add(e)}toJSON(){const e=Sr(this);return e.selection="[engine.model.DocumentSelection]",e.model="[engine.model.Model]",e}_handleChangeBlock(e){this._hasDocumentChangedFromTheLastChangeBlock()&&(this._callPostFixers(e),this.selection.refresh(),this.differ.hasDataChanges()?this.fire("change:data",e.batch):this.fire("change",e.batch),this.selection.refresh(),this.differ.reset()),this._hasSelectionChangedFromTheLastChangeBlock=!1}_hasDocumentChangedFromTheLastChangeBlock(){return!this.differ.isEmpty||this._hasSelectionChangedFromTheLastChangeBlock}_getDefaultRoot(){for(const e of this.roots)if(e!==this.graveyard)return e;return this.graveyard}_getDefaultRange(){const e=this._getDefaultRoot(),t=this.model,i=t.schema,n=t.createPositionFromPath(e,[0]);return i.getNearestSelectionRange(n)||t.createRange(n)}_validateSelectionRange(e){return Nu(e.start)&&Nu(e.end)}_callPostFixers(e){let t=!1;do{for(const i of this._postFixers)if(this.selection.refresh(),t=i(e),t)break}while(t)}}function Nu(e){const t=e.textNode;if(t){const i=t.data,n=e.offset-t.startOffset;return!wo(i,n)&&!vo(i,n)}return!0}class Mu extends(V()){constructor(){super(...arguments),this._markers=new Map}[Symbol.iterator](){return this._markers.values()}has(e){const t=e instanceof Fu?e.name:e;return this._markers.has(t)}get(e){return this._markers.get(e)||null}_set(e,t,i=!1,n=!1){const s=e instanceof Fu?e.name:e;if(s.includes(","))throw new k("markercollection-incorrect-marker-name",this);const o=this._markers.get(s);if(o){const e=o.getData(),r=o.getRange();let a=!1;return r.isEqual(t)||(o._attachLiveRange(Ld.fromRange(t)),a=!0),i!=o.managedUsingOperations&&(o._managedUsingOperations=i,a=!0),"boolean"==typeof n&&n!=o.affectsData&&(o._affectsData=n,a=!0),a&&this.fire(`update:${s}`,o,r,t,e),o}const r=Ld.fromRange(t),a=new Fu(s,r,i,n);return this._markers.set(s,a),this.fire(`update:${s}`,a,null,t,{...a.getData(),range:null}),a}_remove(e){const t=e instanceof Fu?e.name:e,i=this._markers.get(t);return!!i&&(this._markers.delete(t),this.fire(`update:${t}`,i,i.getRange(),null,i.getData()),this._destroyMarker(i),!0)}_refresh(e){const t=e instanceof Fu?e.name:e,i=this._markers.get(t);if(!i)throw new k("markercollection-refresh-marker-not-exists",this);const n=i.getRange();this.fire(`update:${t}`,i,n,n,i.getData())}*getMarkersAtPosition(e){for(const t of this)t.getRange().containsPosition(e)&&(yield t)}*getMarkersIntersectingRange(e){for(const t of this)null!==t.getRange().getIntersection(e)&&(yield t)}destroy(){for(const e of this._markers.values())this._destroyMarker(e);this._markers=null,this.stopListening()}*getMarkersGroup(e){for(const t of this._markers.values())t.name.startsWith(e+":")&&(yield t)}_destroyMarker(e){e.stopListening(),e._detachLiveRange()}}class Fu extends(V(gd)){constructor(e,t,i,n){super(),this.name=e,this._liveRange=this._attachLiveRange(t),this._managedUsingOperations=i,this._affectsData=n}get managedUsingOperations(){if(!this._liveRange)throw new k("marker-destroyed",this);return this._managedUsingOperations}get affectsData(){if(!this._liveRange)throw new k("marker-destroyed",this);return this._affectsData}getData(){return{range:this.getRange(),affectsData:this.affectsData,managedUsingOperations:this.managedUsingOperations}}getStart(){if(!this._liveRange)throw new k("marker-destroyed",this);return this._liveRange.start.clone()}getEnd(){if(!this._liveRange)throw new k("marker-destroyed",this);return this._liveRange.end.clone()}getRange(){if(!this._liveRange)throw new k("marker-destroyed",this);return this._liveRange.toRange()}_attachLiveRange(e){return this._liveRange&&this._detachLiveRange(),e.delegate("change:range").to(this),e.delegate("change:content").to(this),this._liveRange=e,e}_detachLiveRange(){this._liveRange.stopDelegating("change:range",this),this._liveRange.stopDelegating("change:content",this),this._liveRange.detach(),this._liveRange=null}}Fu.prototype.is=function(e){return"marker"===e||"model:marker"===e};class Du extends qh{constructor(e,t){super(null),this.sourcePosition=e.clone(),this.howMany=t}get type(){return"detach"}toJSON(){const e=super.toJSON();return e.sourcePosition=this.sourcePosition.toJSON(),e}_validate(){if(this.sourcePosition.root.document)throw new k("detach-operation-on-document-node",this)}_execute(){Gh(Sd._createFromPositionAndShift(this.sourcePosition,this.howMany))}static get className(){return"DetachOperation"}}class zu extends gd{constructor(e){super(),this.markers=new Map,this._children=new pd,e&&this._insertChild(0,e)}[Symbol.iterator](){return this.getChildren()}get childCount(){return this._children.length}get maxOffset(){return this._children.maxOffset}get isEmpty(){return 0===this.childCount}get nextSibling(){return null}get previousSibling(){return null}get root(){return this}get parent(){return null}get document(){return null}getAncestors(){return[]}getChild(e){return this._children.getNode(e)}getChildren(){return this._children[Symbol.iterator]()}getChildIndex(e){return this._children.getNodeIndex(e)}getChildStartOffset(e){return this._children.getNodeStartOffset(e)}getPath(){return[]}getNodeByPath(e){let t=this;for(const i of e)t=t.getChild(t.offsetToIndex(i));return t}offsetToIndex(e){return this._children.offsetToIndex(e)}toJSON(){const e=[];for(const t of this._children)e.push(t.toJSON());return e}static fromJSON(e){const t=[];for(const i of e)i.name?t.push(vd.fromJSON(i)):t.push(bd.fromJSON(i));return new zu(t)}_appendChild(e){this._insertChild(this.childCount,e)}_insertChild(e,t){const i=function(e){if("string"==typeof e)return[new bd(e)];ne(e)||(e=[e]);return Array.from(e).map((e=>"string"==typeof e?new bd(e):e instanceof wd?new bd(e.data,e.getAttributes()):e))}(t);for(const e of i)null!==e.parent&&e._remove(),e.parent=this;this._children._insertNodes(e,i)}_removeChildren(e,t=1){const i=this._children._removeNodes(e,t);for(const e of i)e.parent=null;return i}}zu.prototype.is=function(e){return"documentFragment"===e||"model:documentFragment"===e};class Lu{constructor(e,t){this.model=e,this.batch=t}createText(e,t){return new bd(e,t)}createElement(e,t){return new vd(e,t)}createDocumentFragment(){return new zu}cloneElement(e,t=!0){return e._clone(t)}insert(e,t,i=0){if(this._assertWriterUsedCorrectly(),e instanceof bd&&""==e.data)return;const n=kd._createAt(t,i);if(e.parent){if(Uu(e.root,n.root))return void this.move(Sd._createOn(e),n);if(e.root.document)throw new k("model-writer-insert-forbidden-move",this);this.remove(e)}const s=n.root.document?n.root.document.version:null,o=new tu(n,e,s);if(e instanceof bd&&(o.shouldReceiveAttributes=!0),this.batch.addOperation(o),this.model.applyOperation(o),e instanceof zu)for(const[t,i]of e.markers){const e=kd._createAt(i.root,0),s={range:new Sd(i.start._getCombined(e,n),i.end._getCombined(e,n)),usingOperation:!0,affectsData:!0};this.model.markers.has(t)?this.updateMarker(t,s):this.addMarker(t,s)}}insertText(e,t,i,n){t instanceof zu||t instanceof vd||t instanceof kd?this.insert(this.createText(e),t,i):this.insert(this.createText(e,t),i,n)}insertElement(e,t,i,n){t instanceof zu||t instanceof vd||t instanceof kd?this.insert(this.createElement(e),t,i):this.insert(this.createElement(e,t),i,n)}append(e,t){this.insert(e,t,"end")}appendText(e,t,i){t instanceof zu||t instanceof vd?this.insert(this.createText(e),t,"end"):this.insert(this.createText(e,t),i,"end")}appendElement(e,t,i){t instanceof zu||t instanceof vd?this.insert(this.createElement(e),t,"end"):this.insert(this.createElement(e,t),i,"end")}setAttribute(e,t,i){if(this._assertWriterUsedCorrectly(),i instanceof Sd){const n=i.getMinimalFlatRanges();for(const i of n)Hu(this,e,t,i)}else $u(this,e,t,i)}setAttributes(e,t){for(const[i,n]of po(e))this.setAttribute(i,n,t)}removeAttribute(e,t){if(this._assertWriterUsedCorrectly(),t instanceof Sd){const i=t.getMinimalFlatRanges();for(const t of i)Hu(this,e,null,t)}else $u(this,e,null,t)}clearAttributes(e){this._assertWriterUsedCorrectly();const t=e=>{for(const t of e.getAttributeKeys())this.removeAttribute(t,e)};if(e instanceof Sd)for(const i of e.getItems())t(i);else t(e)}move(e,t,i){if(this._assertWriterUsedCorrectly(),!(e instanceof Sd))throw new k("writer-move-invalid-range",this);if(!e.isFlat)throw new k("writer-move-range-not-flat",this);const n=kd._createAt(t,i);if(n.isEqual(e.start))return;if(this._addOperationForAffectedMarkers("move",e),!Uu(e.root,n.root))throw new k("writer-move-different-document",this);const s=e.root.document?e.root.document.version:null,o=new eu(e.start,e.end.offset-e.start.offset,n,s);this.batch.addOperation(o),this.model.applyOperation(o)}remove(e){this._assertWriterUsedCorrectly();const t=(e instanceof Sd?e:Sd._createOn(e)).getMinimalFlatRanges().reverse();for(const e of t)this._addOperationForAffectedMarkers("move",e),ju(e.start,e.end.offset-e.start.offset,this.batch,this.model)}merge(e){this._assertWriterUsedCorrectly();const t=e.nodeBefore,i=e.nodeAfter;if(this._addOperationForAffectedMarkers("merge",e),!(t instanceof vd))throw new k("writer-merge-no-element-before",this);if(!(i instanceof vd))throw new k("writer-merge-no-element-after",this);e.root.document?this._merge(e):this._mergeDetached(e)}createPositionFromPath(e,t,i){return this.model.createPositionFromPath(e,t,i)}createPositionAt(e,t){return this.model.createPositionAt(e,t)}createPositionAfter(e){return this.model.createPositionAfter(e)}createPositionBefore(e){return this.model.createPositionBefore(e)}createRange(e,t){return this.model.createRange(e,t)}createRangeIn(e){return this.model.createRangeIn(e)}createRangeOn(e){return this.model.createRangeOn(e)}createSelection(...e){return this.model.createSelection(...e)}_mergeDetached(e){const t=e.nodeBefore,i=e.nodeAfter;this.move(Sd._createIn(i),kd._createAt(t,"end")),this.remove(i)}_merge(e){const t=kd._createAt(e.nodeBefore,"end"),i=kd._createAt(e.nodeAfter,0),n=e.root.document.graveyard,s=new kd(n,[0]),o=e.root.document.version,r=new lu(i,e.nodeAfter.maxOffset,t,s,o);this.batch.addOperation(r),this.model.applyOperation(r)}rename(e,t){if(this._assertWriterUsedCorrectly(),!(e instanceof vd))throw new k("writer-rename-not-element-instance",this);const i=e.root.document?e.root.document.version:null,n=new ru(kd._createBefore(e),e.name,t,i);this.batch.addOperation(n),this.model.applyOperation(n)}split(e,t){this._assertWriterUsedCorrectly();let i,n,s=e.parent;if(!s.parent)throw new k("writer-split-element-no-parent",this);if(t||(t=s.parent),!e.parent.getAncestors({includeSelf:!0}).includes(t))throw new k("writer-split-invalid-limit-element",this);do{const t=s.root.document?s.root.document.version:null,o=s.maxOffset-e.offset,r=cu.getInsertionPosition(e),a=new cu(e,o,r,null,t);this.batch.addOperation(a),this.model.applyOperation(a),i||n||(i=s,n=e.parent.nextSibling),s=(e=this.createPositionAfter(e.parent)).parent}while(s!==t);return{position:e,range:new Sd(kd._createAt(i,"end"),kd._createAt(n,0))}}wrap(e,t){if(this._assertWriterUsedCorrectly(),!e.isFlat)throw new k("writer-wrap-range-not-flat",this);const i=t instanceof vd?t:new vd(t);if(i.childCount>0)throw new k("writer-wrap-element-not-empty",this);if(null!==i.parent)throw new k("writer-wrap-element-attached",this);this.insert(i,e.start);const n=new Sd(e.start.getShiftedBy(1),e.end.getShiftedBy(1));this.move(n,kd._createAt(i,0))}unwrap(e){if(this._assertWriterUsedCorrectly(),null===e.parent)throw new k("writer-unwrap-element-no-parent",this);this.move(Sd._createIn(e),this.createPositionAfter(e)),this.remove(e)}addMarker(e,t){if(this._assertWriterUsedCorrectly(),!t||"boolean"!=typeof t.usingOperation)throw new k("writer-addmarker-no-usingoperation",this);const i=t.usingOperation,n=t.range,s=void 0!==t.affectsData&&t.affectsData;if(this.model.markers.has(e))throw new k("writer-addmarker-marker-exists",this);if(!n)throw new k("writer-addmarker-no-range",this);return i?(Wu(this,e,null,n,s),this.model.markers.get(e)):this.model.markers._set(e,n,i,s)}updateMarker(e,t){this._assertWriterUsedCorrectly();const i="string"==typeof e?e:e.name,n=this.model.markers.get(i);if(!n)throw new k("writer-updatemarker-marker-not-exists",this);if(!t)return A("writer-updatemarker-reconvert-using-editingcontroller",{markerName:i}),void this.model.markers._refresh(n);const s="boolean"==typeof t.usingOperation,o="boolean"==typeof t.affectsData,r=o?t.affectsData:n.affectsData;if(!s&&!t.range&&!o)throw new k("writer-updatemarker-wrong-options",this);const a=n.getRange(),l=t.range?t.range:a;s&&t.usingOperation!==n.managedUsingOperations?t.usingOperation?Wu(this,i,null,l,r):(Wu(this,i,a,null,r),this.model.markers._set(i,l,void 0,r)):n.managedUsingOperations?Wu(this,i,a,l,r):this.model.markers._set(i,l,void 0,r)}removeMarker(e){this._assertWriterUsedCorrectly();const t="string"==typeof e?e:e.name;if(!this.model.markers.has(t))throw new k("writer-removemarker-no-marker",this);const i=this.model.markers.get(t);if(!i.managedUsingOperations)return void this.model.markers._remove(t);Wu(this,t,i.getRange(),null,i.affectsData)}setSelection(...e){this._assertWriterUsedCorrectly(),this.model.document.selection._setTo(...e)}setSelectionFocus(e,t){this._assertWriterUsedCorrectly(),this.model.document.selection._setFocus(e,t)}setSelectionAttribute(e,t){if(this._assertWriterUsedCorrectly(),"string"==typeof e)this._setSelectionAttribute(e,t);else for(const[t,i]of po(e))this._setSelectionAttribute(t,i)}removeSelectionAttribute(e){if(this._assertWriterUsedCorrectly(),"string"==typeof e)this._removeSelectionAttribute(e);else for(const t of e)this._removeSelectionAttribute(t)}overrideSelectionGravity(){return this.model.document.selection._overrideGravity()}restoreSelectionGravity(e){this.model.document.selection._restoreGravity(e)}_setSelectionAttribute(e,t){const i=this.model.document.selection;if(i.isCollapsed&&i.anchor.parent.isEmpty){const n=jd._getStoreAttributeKey(e);this.setAttribute(n,t,i.anchor.parent)}i._setAttribute(e,t)}_removeSelectionAttribute(e){const t=this.model.document.selection;if(t.isCollapsed&&t.anchor.parent.isEmpty){const i=jd._getStoreAttributeKey(e);this.removeAttribute(i,t.anchor.parent)}t._removeAttribute(e)}_assertWriterUsedCorrectly(){if(this.model._currentWriter!==this)throw new k("writer-incorrect-use",this)}_addOperationForAffectedMarkers(e,t){for(const i of this.model.markers){if(!i.managedUsingOperations)continue;const n=i.getRange();let s=!1;if("move"===e){const e=t;s=e.containsPosition(n.start)||e.start.isEqual(n.start)||e.containsPosition(n.end)||e.end.isEqual(n.end)}else{const e=t,i=e.nodeBefore,o=e.nodeAfter,r=n.start.parent==i&&n.start.isAtEnd,a=n.end.parent==o&&0==n.end.offset,l=n.end.nodeAfter==o,c=n.start.nodeAfter==o;s=r||a||l||c}s&&this.updateMarker(i.name,{range:n})}}}function Hu(e,t,i,n){const s=e.model,o=s.document;let r,a,l,c=n.start;for(const e of n.getWalker({shallow:!0}))l=e.item.getAttribute(t),r&&a!=l&&(a!=i&&d(),c=r),r=e.nextPosition,a=l;function d(){const n=new Sd(c,r),l=n.root.document?o.version:null,d=new su(n,t,a,i,l);e.batch.addOperation(d),s.applyOperation(d)}r instanceof kd&&r!=c&&a!=i&&d()}function $u(e,t,i,n){const s=e.model,o=s.document,r=n.getAttribute(t);let a,l;if(r!=i){if(n.root===n){const e=n.document?o.version:null;l=new au(n,t,r,i,e)}else{a=new Sd(kd._createBefore(n),e.createPositionAfter(n));const s=a.root.document?o.version:null;l=new su(a,t,r,i,s)}e.batch.addOperation(l),s.applyOperation(l)}}function Wu(e,t,i,n,s){const o=e.model,r=o.document,a=new iu(t,i,n,o.markers,!!s,r.version);e.batch.addOperation(a),o.applyOperation(a)}function ju(e,t,i,n){let s;if(e.root.document){const i=n.document,o=new kd(i.graveyard,[0]);s=new eu(e,t,o,i.version)}else s=new Du(e,t);i.addOperation(s),n.applyOperation(s)}function Uu(e,t){return e===t||e instanceof Vu&&t instanceof Vu}function qu(e){e.document.registerPostFixer((t=>function(e,t){const i=t.document.selection,n=t.schema,s=[];let o=!1;for(const e of i.getRanges()){const t=Ku(e,n);t&&!t.isEqual(e)?(s.push(t),o=!0):s.push(e)}o&&e.setSelection(function(e){const t=[...e],i=new Set;let n=1;for(;n<t.length;){const e=t[n],s=t.slice(0,n);for(const[o,r]of s.entries())if(!i.has(o))if(e.isEqual(r))i.add(o);else if(e.isIntersecting(r)){i.add(o),i.add(n);const s=e.getJoined(r);t.push(s)}n++}return t.filter(((e,t)=>!i.has(t)))}(s),{backward:i.isBackward});return!1}(t,e)))}function Ku(e,t){return e.isCollapsed?function(e,t){const i=e.start,n=t.getNearestSelectionRange(i);if(!n){const e=i.getAncestors().reverse().find((e=>t.isObject(e)));return e?Sd._createOn(e):null}if(!n.isCollapsed)return n;const s=n.start;if(i.isEqual(s))return null;return new Sd(s)}(e,t):function(e,t){const{start:i,end:n}=e,s=t.checkChild(i,"$text"),o=t.checkChild(n,"$text"),r=t.getLimitElement(i),a=t.getLimitElement(n);if(r===a){if(s&&o)return null;if(function(e,t,i){const n=e.nodeAfter&&!i.isLimit(e.nodeAfter)||i.checkChild(e,"$text"),s=t.nodeBefore&&!i.isLimit(t.nodeBefore)||i.checkChild(t,"$text");return n||s}(i,n,t)){const e=i.nodeAfter&&t.isSelectable(i.nodeAfter)?null:t.getNearestSelectionRange(i,"forward"),s=n.nodeBefore&&t.isSelectable(n.nodeBefore)?null:t.getNearestSelectionRange(n,"backward"),o=e?e.start:i,r=s?s.end:n;return new Sd(o,r)}}const l=r&&!r.is("rootElement"),c=a&&!a.is("rootElement");if(l||c){const e=i.nodeAfter&&n.nodeBefore&&i.nodeAfter.parent===n.nodeBefore.parent,s=l&&(!e||!Ju(i.nodeAfter,t)),o=c&&(!e||!Ju(n.nodeBefore,t));let d=i,h=n;return s&&(d=kd._createBefore(Gu(r,t))),o&&(h=kd._createAfter(Gu(a,t))),new Sd(d,h)}return null}(e,t)}function Gu(e,t){let i=e,n=i;for(;t.isLimit(n)&&n.parent;)i=n,n=n.parent;return i}function Ju(e,t){return e&&t.isSelectable(e)}function Qu(e,t,i={}){if(t.isCollapsed)return;const n=t.getFirstRange();if("$graveyard"==n.root.rootName)return;const s=e.schema;e.change((e=>{if(!i.doNotResetEntireContent&&function(e,t){const i=e.getLimitElement(t);if(!t.containsEntireContent(i))return!1;const n=t.getFirstRange();if(n.start.parent==n.end.parent)return!1;return e.checkChild(i,"paragraph")}(s,t))return void function(e,t){const i=e.model.schema.getLimitElement(t);e.remove(e.createRangeIn(i)),em(e,e.createPositionAt(i,0),t)}(e,t);const o={};if(!i.doNotAutoparagraph){const e=t.getSelectedElement();e&&Object.assign(o,s.getAttributesWithProperty(e,"copyOnReplace",!0))}const[r,a]=function(e){const t=e.root.document.model,i=e.start;let n=e.end;if(t.hasContent(e,{ignoreMarkers:!0})){const i=function(e){const t=e.parent,i=t.root.document.model.schema,n=t.getAncestors({parentFirst:!0,includeSelf:!0});for(const e of n){if(i.isLimit(e))return null;if(i.isBlock(e))return e}}(n);if(i&&n.isTouching(t.createPositionAt(i,0))){const i=t.createSelection(e);t.modifySelection(i,{direction:"backward"});const s=i.getLastPosition(),o=t.createRange(s,n);t.hasContent(o,{ignoreMarkers:!0})||(n=s)}}return[Au.fromPosition(i,"toPrevious"),Au.fromPosition(n,"toNext")]}(n);r.isTouching(a)||e.remove(e.createRange(r,a)),i.leaveUnmerged||(!function(e,t,i){const n=e.model;if(!Zu(e.model.schema,t,i))return;const[s,o]=function(e,t){const i=e.getAncestors(),n=t.getAncestors();let s=0;for(;i[s]&&i[s]==n[s];)s++;return[i[s],n[s]]}(t,i);if(!s||!o)return;!n.hasContent(s,{ignoreMarkers:!0})&&n.hasContent(o,{ignoreMarkers:!0})?Xu(e,t,i,s.parent):Yu(e,t,i,s.parent)}(e,r,a),s.removeDisallowedAttributes(r.parent.getChildren(),e)),tm(e,t,r),!i.doNotAutoparagraph&&function(e,t){const i=e.checkChild(t,"$text"),n=e.checkChild(t,"paragraph");return!i&&n}(s,r)&&em(e,r,t,o),r.detach(),a.detach()}))}function Yu(e,t,i,n){const s=t.parent,o=i.parent;if(s!=n&&o!=n){for(t=e.createPositionAfter(s),(i=e.createPositionBefore(o)).isEqual(t)||e.insert(o,t),e.merge(t);i.parent.isEmpty;){const t=i.parent;i=e.createPositionBefore(t),e.remove(t)}Zu(e.model.schema,t,i)&&Yu(e,t,i,n)}}function Xu(e,t,i,n){const s=t.parent,o=i.parent;if(s!=n&&o!=n){for(t=e.createPositionAfter(s),(i=e.createPositionBefore(o)).isEqual(t)||e.insert(s,i);t.parent.isEmpty;){const i=t.parent;t=e.createPositionBefore(i),e.remove(i)}i=e.createPositionBefore(o),function(e,t){const i=t.nodeBefore,n=t.nodeAfter;i.name!=n.name&&e.rename(i,n.name);e.clearAttributes(i),e.setAttributes(Object.fromEntries(n.getAttributes()),i),e.merge(t)}(e,i),Zu(e.model.schema,t,i)&&Xu(e,t,i,n)}}function Zu(e,t,i){const n=t.parent,s=i.parent;return n!=s&&(!e.isLimit(n)&&!e.isLimit(s)&&function(e,t,i){const n=new Sd(e,t);for(const e of n.getWalker())if(i.isLimit(e.item))return!1;return!0}(t,i,e))}function em(e,t,i,n={}){const s=e.createElement("paragraph");e.model.schema.setAllowedAttributes(s,n,e),e.insert(s,t),tm(e,i,e.createPositionAt(s,0))}function tm(e,t,i){t instanceof jd?e.setSelection(i):t.setTo(i)}function im(e,t){const i=[];Array.from(e.getItems({direction:"backward"})).map((e=>t.createRangeOn(e))).filter((t=>(t.start.isAfter(e.start)||t.start.isEqual(e.start))&&(t.end.isBefore(e.end)||t.end.isEqual(e.end)))).forEach((e=>{i.push(e.start.parent),t.remove(e)})),i.forEach((e=>{let i=e;for(;i.parent&&i.isEmpty;){const e=t.createRangeOn(i);i=i.parent,t.remove(e)}}))}class nm{constructor(e,t,i){this._firstNode=null,this._lastNode=null,this._lastAutoParagraph=null,this._filterAttributesOf=[],this._affectedStart=null,this._affectedEnd=null,this._nodeToSelect=null,this.model=e,this.writer=t,this.position=i,this.canMergeWith=new Set([this.position.parent]),this.schema=e.schema,this._documentFragment=t.createDocumentFragment(),this._documentFragmentPosition=t.createPositionAt(this._documentFragment,0)}handleNodes(e){for(const t of Array.from(e))this._handleNode(t);this._insertPartialFragment(),this._lastAutoParagraph&&this._updateLastNodeFromAutoParagraph(this._lastAutoParagraph),this._mergeOnRight(),this.schema.removeDisallowedAttributes(this._filterAttributesOf,this.writer),this._filterAttributesOf=[]}_updateLastNodeFromAutoParagraph(e){const t=this.writer.createPositionAfter(this._lastNode),i=this.writer.createPositionAfter(e);if(i.isAfter(t)){if(this._lastNode=e,this.position.parent!=e||!this.position.isAtEnd)throw new k("insertcontent-invalid-insertion-position",this);this.position=i,this._setAffectedBoundaries(this.position)}}getSelectionRange(){return this._nodeToSelect?Sd._createOn(this._nodeToSelect):this.model.schema.getNearestSelectionRange(this.position)}getAffectedRange(){return this._affectedStart?new Sd(this._affectedStart,this._affectedEnd):null}destroy(){this._affectedStart&&this._affectedStart.detach(),this._affectedEnd&&this._affectedEnd.detach()}_handleNode(e){if(this.schema.isObject(e))return void this._handleObject(e);let t=this._checkAndAutoParagraphToAllowedPosition(e);t||(t=this._checkAndSplitToAllowedPosition(e),t)?(this._appendToFragment(e),this._firstNode||(this._firstNode=e),this._lastNode=e):this._handleDisallowedNode(e)}_insertPartialFragment(){if(this._documentFragment.isEmpty)return;const e=Au.fromPosition(this.position,"toNext");this._setAffectedBoundaries(this.position),this._documentFragment.getChild(0)==this._firstNode&&(this.writer.insert(this._firstNode,this.position),this._mergeOnLeft(),this.position=e.toPosition()),this._documentFragment.isEmpty||this.writer.insert(this._documentFragment,this.position),this._documentFragmentPosition=this.writer.createPositionAt(this._documentFragment,0),this.position=e.toPosition(),e.detach()}_handleObject(e){this._checkAndSplitToAllowedPosition(e)?this._appendToFragment(e):this._tryAutoparagraphing(e)}_handleDisallowedNode(e){e.is("element")?this.handleNodes(e.getChildren()):this._tryAutoparagraphing(e)}_appendToFragment(e){if(!this.schema.checkChild(this.position,e))throw new k("insertcontent-wrong-position",this,{node:e,position:this.position});this.writer.insert(e,this._documentFragmentPosition),this._documentFragmentPosition=this._documentFragmentPosition.getShiftedBy(e.offsetSize),this.schema.isObject(e)&&!this.schema.checkChild(this.position,"$text")?this._nodeToSelect=e:this._nodeToSelect=null,this._filterAttributesOf.push(e)}_setAffectedBoundaries(e){this._affectedStart||(this._affectedStart=Au.fromPosition(e,"toPrevious")),this._affectedEnd&&!this._affectedEnd.isBefore(e)||(this._affectedEnd&&this._affectedEnd.detach(),this._affectedEnd=Au.fromPosition(e,"toNext"))}_mergeOnLeft(){const e=this._firstNode;if(!(e instanceof vd))return;if(!this._canMergeLeft(e))return;const t=Au._createBefore(e);t.stickiness="toNext";const i=Au.fromPosition(this.position,"toNext");this._affectedStart.isEqual(t)&&(this._affectedStart.detach(),this._affectedStart=Au._createAt(t.nodeBefore,"end","toPrevious")),this._firstNode===this._lastNode&&(this._firstNode=t.nodeBefore,this._lastNode=t.nodeBefore),this.writer.merge(t),t.isEqual(this._affectedEnd)&&this._firstNode===this._lastNode&&(this._affectedEnd.detach(),this._affectedEnd=Au._createAt(t.nodeBefore,"end","toNext")),this.position=i.toPosition(),i.detach(),this._filterAttributesOf.push(this.position.parent),t.detach()}_mergeOnRight(){const e=this._lastNode;if(!(e instanceof vd))return;if(!this._canMergeRight(e))return;const t=Au._createAfter(e);if(t.stickiness="toNext",!this.position.isEqual(t))throw new k("insertcontent-invalid-insertion-position",this);this.position=kd._createAt(t.nodeBefore,"end");const i=Au.fromPosition(this.position,"toPrevious");this._affectedEnd.isEqual(t)&&(this._affectedEnd.detach(),this._affectedEnd=Au._createAt(t.nodeBefore,"end","toNext")),this._firstNode===this._lastNode&&(this._firstNode=t.nodeBefore,this._lastNode=t.nodeBefore),this.writer.merge(t),t.getShiftedBy(-1).isEqual(this._affectedStart)&&this._firstNode===this._lastNode&&(this._affectedStart.detach(),this._affectedStart=Au._createAt(t.nodeBefore,0,"toPrevious")),this.position=i.toPosition(),i.detach(),this._filterAttributesOf.push(this.position.parent),t.detach()}_canMergeLeft(e){const t=e.previousSibling;return t instanceof vd&&this.canMergeWith.has(t)&&this.model.schema.checkMerge(t,e)}_canMergeRight(e){const t=e.nextSibling;return t instanceof vd&&this.canMergeWith.has(t)&&this.model.schema.checkMerge(e,t)}_tryAutoparagraphing(e){const t=this.writer.createElement("paragraph");this._getAllowedIn(this.position.parent,t)&&this.schema.checkChild(t,e)&&(t._appendChild(e),this._handleNode(t))}_checkAndAutoParagraphToAllowedPosition(e){if(this.schema.checkChild(this.position.parent,e))return!0;if(!this.schema.checkChild(this.position.parent,"paragraph")||!this.schema.checkChild("paragraph",e))return!1;this._insertPartialFragment();const t=this.writer.createElement("paragraph");return this.writer.insert(t,this.position),this._setAffectedBoundaries(this.position),this._lastAutoParagraph=t,this.position=this.writer.createPositionAt(t,0),!0}_checkAndSplitToAllowedPosition(e){const t=this._getAllowedIn(this.position.parent,e);if(!t)return!1;for(t!=this.position.parent&&this._insertPartialFragment();t!=this.position.parent;)if(this.position.isAtStart){const e=this.position.parent;this.position=this.writer.createPositionBefore(e),e.isEmpty&&e.parent===t&&this.writer.remove(e)}else if(this.position.isAtEnd)this.position=this.writer.createPositionAfter(this.position.parent);else{const e=this.writer.createPositionAfter(this.position.parent);this._setAffectedBoundaries(this.position),this.writer.split(this.position),this.position=e,this.canMergeWith.add(this.position.nodeAfter)}return!0}_getAllowedIn(e,t){return this.schema.checkChild(e,t)?e:this.schema.isLimit(e)?null:this._getAllowedIn(e.parent,t)}}function sm(e,t,i="auto"){const n=e.getSelectedElement();if(n&&t.schema.isObject(n)&&!t.schema.isInline(n))return"before"==i||"after"==i?t.createRange(t.createPositionAt(n,i)):t.createRangeOn(n);const s=mo(e.getSelectedBlocks());if(!s)return t.createRange(e.focus);if(s.isEmpty)return t.createRange(t.createPositionAt(s,0));const o=t.createPositionAfter(s);return e.focus.isTouching(o)?t.createRange(o):t.createRange(t.createPositionBefore(s))}function om(e,t,i,n,s={}){if(!e.schema.isObject(t))throw new k("insertobject-element-not-an-object",e,{object:t});let o;o=i?i instanceof Nd||i instanceof jd?i:e.createSelection(i,n):e.document.selection;let r=o;s.findOptimalPosition&&e.schema.isBlock(t)&&(r=e.createSelection(sm(o,e,s.findOptimalPosition)));const a=mo(o.getSelectedBlocks()),l={};return a&&Object.assign(l,e.schema.getAttributesWithProperty(a,"copyOnReplace",!0)),e.change((i=>{r.isCollapsed||e.deleteContent(r,{doNotAutoparagraph:!0});let n=t;const o=r.anchor.parent;!e.schema.checkChild(o,t)&&e.schema.checkChild(o,"paragraph")&&e.schema.checkChild("paragraph",t)&&(n=i.createElement("paragraph"),i.insert(t,n)),e.schema.setAllowedAttributes(n,l,i);const a=e.insertContent(n,r);return a.isCollapsed||s.setSelection&&function(e,t,i,n){const s=e.model;if("on"==i)return void e.setSelection(t,"on");if("after"!=i)throw new k("insertobject-invalid-place-parameter-value",s);let o=t.nextSibling;if(s.schema.isInline(t))return void e.setSelection(t,"after");const r=o&&s.schema.checkChild(o,"$text");!r&&s.schema.checkChild(t.parent,"paragraph")&&(o=e.createElement("paragraph"),s.schema.setAllowedAttributes(o,n,e),s.insertContent(o,e.createPositionAfter(t)));o&&e.setSelection(o,0)}(i,t,s.setSelection,l),a}))}const rm=' ,.?!:;"-()';function am(e,t){const{isForward:i,walker:n,unit:s,schema:o,treatEmojiAsSingleUnit:r}=e,{type:a,item:l,nextPosition:c}=t;if("text"==a)return"word"===e.unit?function(e,t){let i=e.position.textNode;i||(i=t?e.position.nodeAfter:e.position.nodeBefore);for(;i&&i.is("$text");){const n=e.position.offset-i.startOffset;if(dm(i,n,t))i=t?e.position.nodeAfter:e.position.nodeBefore;else{if(cm(i.data,n,t))break;e.next()}}return e.position}(n,i):function(e,t,i){const n=e.position.textNode;if(n){const s=n.data;let o=e.position.offset-n.startOffset;for(;wo(s,o)||"character"==t&&vo(s,o)||i&&yo(s,o);)e.next(),o=e.position.offset-n.startOffset}return e.position}(n,s,r);if(a==(i?"elementStart":"elementEnd")){if(o.isSelectable(l))return kd._createAt(l,i?"after":"before");if(o.checkChild(c,"$text"))return c}else{if(o.isLimit(l))return void n.skip((()=>!0));if(o.checkChild(c,"$text"))return c}}function lm(e,t){const i=e.root,n=kd._createAt(i,t?"end":0);return t?new Sd(e,n):new Sd(n,e)}function cm(e,t,i){const n=t+(i?0:-1);return rm.includes(e.charAt(n))}function dm(e,t,i){return t===(i?e.offsetSize:0)}class hm extends(G()){constructor(){super(),this.markers=new Mu,this.document=new Bu(this),this.schema=new Ch,this._pendingChanges=[],this._currentWriter=null,["insertContent","insertObject","deleteContent","modifySelection","getSelectedContent","applyOperation"].forEach((e=>this.decorate(e))),this.on("applyOperation",((e,t)=>{t[0]._validate()}),{priority:"highest"}),this.schema.register("$root",{isLimit:!0}),this.schema.register("$container",{allowIn:["$root","$container"]}),this.schema.register("$block",{allowIn:["$root","$container"],isBlock:!0}),this.schema.register("$blockObject",{allowWhere:"$block",isBlock:!0,isObject:!0}),this.schema.register("$inlineObject",{allowWhere:"$text",allowAttributesOf:"$text",isInline:!0,isObject:!0}),this.schema.register("$text",{allowIn:"$block",isInline:!0,isContent:!0}),this.schema.register("$clipboardHolder",{allowContentOf:"$root",allowChildren:"$text",isLimit:!0}),this.schema.register("$documentFragment",{allowContentOf:"$root",allowChildren:"$text",isLimit:!0}),this.schema.register("$marker"),this.schema.addChildCheck(((e,t)=>{if("$marker"===t.name)return!0})),qu(this),this.document.registerPostFixer(dh)}change(e){try{return 0===this._pendingChanges.length?(this._pendingChanges.push({batch:new xu,callback:e}),this._runPendingChanges()[0]):e(this._currentWriter)}catch(e){k.rethrowUnexpectedError(e,this)}}enqueueChange(e,t){try{e?"function"==typeof e?(t=e,e=new xu):e instanceof xu||(e=new xu(e)):e=new xu,this._pendingChanges.push({batch:e,callback:t}),1==this._pendingChanges.length&&this._runPendingChanges()}catch(e){k.rethrowUnexpectedError(e,this)}}applyOperation(e){e._execute()}insertContent(e,t,i){return function(e,t,i,n){return e.change((s=>{let o;o=i?i instanceof Nd||i instanceof jd?i:s.createSelection(i,n):e.document.selection,o.isCollapsed||e.deleteContent(o,{doNotAutoparagraph:!0});const r=new nm(e,s,o.anchor),a=[];let l;if(t.is("documentFragment")){if(t.markers.size){const e=[];for(const[i,n]of t.markers){const{start:t,end:s}=n,o=t.isEqual(s);e.push({position:t,name:i,isCollapsed:o},{position:s,name:i,isCollapsed:o})}e.sort((({position:e},{position:t})=>e.isBefore(t)?1:-1));for(const{position:i,name:n,isCollapsed:o}of e){let e=null,r=null;const l=i.parent===t&&i.isAtStart,c=i.parent===t&&i.isAtEnd;l||c?o&&(r=l?"start":"end"):(e=s.createElement("$marker"),s.insert(e,i)),a.push({name:n,element:e,collapsed:r})}}l=t.getChildren()}else l=[t];r.handleNodes(l);let c=r.getSelectionRange();if(t.is("documentFragment")&&a.length){const e=c?Ld.fromRange(c):null,t={};for(let e=a.length-1;e>=0;e--){const{name:i,element:n,collapsed:o}=a[e],l=!t[i];if(l&&(t[i]=[]),n){const e=s.createPositionAt(n,"before");t[i].push(e),s.remove(n)}else{const e=r.getAffectedRange();if(!e){o&&t[i].push(r.position);continue}o?t[i].push(e[o]):t[i].push(l?e.start:e.end)}}for(const[e,[i,n]]of Object.entries(t))i&&n&&i.root===n.root&&s.addMarker(e,{usingOperation:!0,affectsData:!0,range:new Sd(i,n)});e&&(c=e.toRange(),e.detach())}c&&(o instanceof jd?s.setSelection(c):o.setTo(c));const d=r.getAffectedRange()||e.createRange(o.anchor);return r.destroy(),d}))}(this,e,t,i)}insertObject(e,t,i,n){return om(this,e,t,i,n)}deleteContent(e,t){Qu(this,e,t)}modifySelection(e,t){!function(e,t,i={}){const n=e.schema,s="backward"!=i.direction,o=i.unit?i.unit:"character",r=!!i.treatEmojiAsSingleUnit,a=t.focus,l=new _d({boundaries:lm(a,s),singleCharacters:!0,direction:s?"forward":"backward"}),c={walker:l,schema:n,isForward:s,unit:o,treatEmojiAsSingleUnit:r};let d;for(;d=l.next();){if(d.done)return;const i=am(c,d.value);if(i)return void(t instanceof jd?e.change((e=>{e.setSelectionFocus(i)})):t.setFocus(i))}}(this,e,t)}getSelectedContent(e){return function(e,t){return e.change((e=>{const i=e.createDocumentFragment(),n=t.getFirstRange();if(!n||n.isCollapsed)return i;const s=n.start.root,o=n.start.getCommonPath(n.end),r=s.getNodeByPath(o);let a;a=n.start.parent==n.end.parent?n:e.createRange(e.createPositionAt(r,n.start.path[o.length]),e.createPositionAt(r,n.end.path[o.length]+1));const l=a.end.offset-a.start.offset;for(const t of a.getItems({shallow:!0}))t.is("$textProxy")?e.appendText(t.data,t.getAttributes(),i):e.append(e.cloneElement(t,!0),i);if(a!=n){const t=n._getTransformedByMove(a.start,e.createPositionAt(i,0),l)[0],s=e.createRange(e.createPositionAt(i,0),t.start);im(e.createRange(t.end,e.createPositionAt(i,"end")),e),im(s,e)}return i}))}(this,e)}hasContent(e,t={}){const i=e instanceof Sd?e:Sd._createIn(e);if(i.isCollapsed)return!1;const{ignoreWhitespaces:n=!1,ignoreMarkers:s=!1}=t;if(!s)for(const e of this.markers.getMarkersIntersectingRange(i))if(e.affectsData)return!0;for(const e of i.getItems())if(this.schema.isContent(e)){if(!e.is("$textProxy"))return!0;if(!n)return!0;if(-1!==e.data.search(/\S/))return!0}return!1}createPositionFromPath(e,t,i){return new kd(e,t,i)}createPositionAt(e,t){return kd._createAt(e,t)}createPositionAfter(e){return kd._createAfter(e)}createPositionBefore(e){return kd._createBefore(e)}createRange(e,t){return new Sd(e,t)}createRangeIn(e){return Sd._createIn(e)}createRangeOn(e){return Sd._createOn(e)}createSelection(...e){return new Nd(...e)}createBatch(e){return new xu(e)}createOperationFromJSON(e){return hu.fromJSON(e,this.document)}destroy(){this.document.destroy(),this.stopListening()}_runPendingChanges(){const e=[];this.fire("_beforeChanges");try{for(;this._pendingChanges.length;){const t=this._pendingChanges[0].batch;this._currentWriter=new Lu(this,t);const i=this._pendingChanges[0].callback(this._currentWriter);e.push(i),this.document._handleChangeBlock(this._currentWriter),this._pendingChanges.shift(),this._currentWriter=null}}finally{this._pendingChanges.length=0,this._currentWriter=null,this.fire("_afterChanges")}return e}}class um extends ec{constructor(e){super(e),this.domEventType="click"}onDomEvent(e){this.fire(e.type,e)}}class mm extends ec{constructor(e){super(e),this.domEventType=["mousedown","mouseup","mouseover","mouseout"]}onDomEvent(e){this.fire(e.type,e)}}class gm{constructor(e){this.document=e}createDocumentFragment(e){return new fl(this.document,e)}createElement(e,t,i){return new Da(this.document,e,t,i)}createText(e){return new Ir(this.document,e)}clone(e,t=!1){return e._clone(t)}appendChild(e,t){return t._appendChild(e)}insertChild(e,t,i){return i._insertChild(e,t)}removeChildren(e,t,i){return i._removeChildren(e,t)}remove(e){const t=e.parent;return t?this.removeChildren(t.getChildIndex(e),1,t):[]}replace(e,t){const i=e.parent;if(i){const n=i.getChildIndex(e);return this.removeChildren(n,1,i),this.insertChild(n,t,i),!0}return!1}unwrapElement(e){const t=e.parent;if(t){const i=t.getChildIndex(e);this.remove(e),this.insertChild(i,e.getChildren(),t)}}rename(e,t){const i=new Da(this.document,e,t.getAttributes(),t.getChildren());return 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t=>{const{top:i,right:n,bottom:s,left:o}=t,r=[];return[i,n,o,s].every((e=>!!e))?r.push([e,Dm(t)]):(i&&r.push([e+"-top",i]),n&&r.push([e+"-right",n]),s&&r.push([e+"-bottom",s]),o&&r.push([e+"-left",o])),r}}function Dm({top:e,right:t,bottom:i,left:n}){const s=[];return n!==t?s.push(e,t,i,n):i!==e?s.push(e,t,i):t!==e?s.push(e,t):s.push(e),s.join(" ")}function zm(e){return t=>({path:e,value:Mm(t)})}function Lm(e){return e.replace(/, /g,",").split(" ").map((e=>e.replace(/,/g,", ")))}function Hm(e){e.setNormalizer("background",(e=>{const t={},i=Lm(e);for(const e of i)Pm(e)?(t.repeat=t.repeat||[],t.repeat.push(e)):Rm(e)?(t.position=t.position||[],t.position.push(e)):Om(e)?t.attachment=e:ym(e)?t.color=e:Nm(e)&&(t.image=e);return{path:"background",value:t}})),e.setNormalizer("background-color",(e=>({path:"background.color",value:e}))),e.setReducer("background",(e=>{const t=[];return t.push(["background-color",e.color]),t})),e.setStyleRelation("background",["background-color"])}function 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ar({focusables:this.focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:[s?"arrowright":"arrowleft","arrowup"],focusNext:[s?"arrowleft":"arrowright","arrowdown"]}});const o=["ck","ck-toolbar",i.to("class"),i.if("isCompact","ck-toolbar_compact")];var r;this.options.shouldGroupWhenFull&&this.options.isFloating&&o.push("ck-toolbar_floating"),this.setTemplate({tag:"div",attributes:{class:o,role:"toolbar","aria-label":i.to("ariaLabel"),style:{maxWidth:i.to("maxWidth")}},children:this.children,on:{mousedown:(r=this,r.bindTemplate.to((e=>{e.target===r.element&&e.preventDefault()})))}}),this._behavior=this.options.shouldGroupWhenFull?new ug(this):new hg(this)}render(){super.render();for(const e of this.items)this.focusTracker.add(e.element);this.items.on("add",((e,t)=>{this.focusTracker.add(t.element)})),this.items.on("remove",((e,t)=>{this.focusTracker.remove(t.element)})),this.keystrokes.listenTo(this.element),this._behavior.render(this)}destroy(){return this._behavior.destroy(),this.focusTracker.destroy(),this.keystrokes.destroy(),super.destroy()}focus(){this._focusCycler.focusFirst()}focusLast(){this._focusCycler.focusLast()}fillFromConfig(e,t,i){this.items.addMany(this._buildItemsFromConfig(e,t,i))}_buildItemsFromConfig(e,t,i){const n=hr(e),s=i||n.removeItems;return this._cleanItemsConfiguration(n.items,t,s).map((e=>L(e)?this._createNestedToolbarDropdown(e,t,s):"|"===e?new cr:"-"===e?new dr:t.create(e))).filter((e=>!!e))}_cleanItemsConfiguration(e,t,i){const n=e.filter(((e,n,s)=>"|"===e||-1===i.indexOf(e)&&("-"===e?!this.options.shouldGroupWhenFull||(A("toolbarview-line-break-ignored-when-grouping-items",s),!1):!(!L(e)&&!t.has(e))||(A("toolbarview-item-unavailable",{item:e}),!1))));return this._cleanSeparatorsAndLineBreaks(n)}_cleanSeparatorsAndLineBreaks(e){const t=e=>"-"!==e&&"|"!==e,i=e.length,n=e.findIndex(t);if(-1===n)return[];const s=i-e.slice().reverse().findIndex(t);return e.slice(n,s).filter(((e,i,n)=>{if(t(e))return!0;return!(i>0&&n[i-1]===e)}))}_createNestedToolbarDropdown(e,t,i){let{label:n,icon:s,items:o,tooltip:r=!0,withText:a=!1}=e;if(o=this._cleanItemsConfiguration(o,t,i),!o.length)return null;const l=pg(this.locale);return n||A("toolbarview-nested-toolbar-dropdown-missing-label",e),l.class="ck-toolbar__nested-toolbar-dropdown",l.buttonView.set({label:n,tooltip:r,withText:!!a}),!1!==s?l.buttonView.icon=lg[s]||s||ag:l.buttonView.withText=!0,bg(l,(()=>l.toolbarView._buildItemsFromConfig(o,t,i))),l}}class dg extends Ao{constructor(e){super(e),this.children=this.createCollection(),this.setTemplate({tag:"div",attributes:{class:["ck","ck-toolbar__items"]},children:this.children})}}class hg{constructor(e){const t=e.bindTemplate;e.set("isVertical",!1),e.itemsView.children.bindTo(e.items).using((e=>e)),e.focusables.bindTo(e.items).using((e=>e)),e.extendTemplate({attributes:{class:[t.if("isVertical","ck-toolbar_vertical")]}})}render(){}destroy(){}}class ug{constructor(e){this.view=e,this.viewChildren=e.children,this.viewFocusables=e.focusables,this.viewItemsView=e.itemsView,this.viewFocusTracker=e.focusTracker,this.viewLocale=e.locale,this.ungroupedItems=e.createCollection(),this.groupedItems=e.createCollection(),this.groupedItemsDropdown=this._createGroupedItemsDropdown(),this.resizeObserver=null,this.cachedPadding=null,this.shouldUpdateGroupingOnNextResize=!1,e.itemsView.children.bindTo(this.ungroupedItems).using((e=>e)),this.ungroupedItems.on("change",this._updateFocusCycleableItems.bind(this)),e.children.on("change",this._updateFocusCycleableItems.bind(this)),e.items.on("change",((e,t)=>{const i=t.index,n=Array.from(t.added);for(const e of t.removed)i>=this.ungroupedItems.length?this.groupedItems.remove(e):this.ungroupedItems.remove(e);for(let e=i;e<i+n.length;e++){const t=n[e-i];e>this.ungroupedItems.length?this.groupedItems.add(t,e-this.ungroupedItems.length):this.ungroupedItems.add(t,e)}this._updateGrouping()})),e.extendTemplate({attributes:{class:["ck-toolbar_grouping"]}})}render(e){this.viewElement=e.element,this._enableGroupingOnResize(),this._enableGroupingOnMaxWidthChange(e)}destroy(){this.groupedItemsDropdown.destroy(),this.resizeObserver.destroy()}_updateGrouping(){if(!this.viewElement.ownerDocument.body.contains(this.viewElement))return;if(!Ds(this.viewElement))return void(this.shouldUpdateGroupingOnNextResize=!0);const e=this.groupedItems.length;let t;for(;this._areItemsOverflowing;)this._groupLastItem(),t=!0;if(!t&&this.groupedItems.length){for(;this.groupedItems.length&&!this._areItemsOverflowing;)this._ungroupFirstItem();this._areItemsOverflowing&&this._groupLastItem()}this.groupedItems.length!==e&&this.view.fire("groupedItemsUpdate")}get _areItemsOverflowing(){if(!this.ungroupedItems.length)return!1;const e=this.viewElement,t=this.viewLocale.uiLanguageDirection,i=new Ss(e.lastChild),n=new Ss(e);if(!this.cachedPadding){const i=ks.window.getComputedStyle(e),n="ltr"===t?"paddingRight":"paddingLeft";this.cachedPadding=Number.parseInt(i[n])}return"ltr"===t?i.right>n.right-this.cachedPadding:i.left<n.left+this.cachedPadding}_enableGroupingOnResize(){let e;this.resizeObserver=new Vs(this.viewElement,(t=>{e&&e===t.contentRect.width&&!this.shouldUpdateGroupingOnNextResize||(this.shouldUpdateGroupingOnNextResize=!1,this._updateGrouping(),e=t.contentRect.width)})),this._updateGrouping()}_enableGroupingOnMaxWidthChange(e){e.on("change:maxWidth",(()=>{this._updateGrouping()}))}_groupLastItem(){this.groupedItems.length||(this.viewChildren.add(new cr),this.viewChildren.add(this.groupedItemsDropdown),this.viewFocusTracker.add(this.groupedItemsDropdown.element)),this.groupedItems.add(this.ungroupedItems.remove(this.ungroupedItems.last),0)}_ungroupFirstItem(){this.ungroupedItems.add(this.groupedItems.remove(this.groupedItems.first)),this.groupedItems.length||(this.viewChildren.remove(this.groupedItemsDropdown),this.viewChildren.remove(this.viewChildren.last),this.viewFocusTracker.remove(this.groupedItemsDropdown.element))}_createGroupedItemsDropdown(){const e=this.viewLocale,t=e.t,i=pg(e);return i.class="ck-toolbar__grouped-dropdown",i.panelPosition="ltr"===e.uiLanguageDirection?"sw":"se",bg(i,this.groupedItems),i.buttonView.set({label:t("Show more items"),tooltip:!0,tooltipPosition:"rtl"===e.uiLanguageDirection?"se":"sw",icon:ag}),i}_updateFocusCycleableItems(){this.viewFocusables.clear(),this.ungroupedItems.map((e=>{this.viewFocusables.add(e)})),this.groupedItems.length&&this.viewFocusables.add(this.groupedItemsDropdown)}}class mg extends Ao{constructor(e){super(e);const t=this.bindTemplate;this.items=this.createCollection(),this.focusTracker=new go,this.keystrokes=new fo,this._focusCycler=new ar({focusables:this.items,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"arrowup",focusNext:"arrowdown"}}),this.set("ariaLabel",void 0),this.setTemplate({tag:"ul",attributes:{class:["ck","ck-reset","ck-list"],"aria-label":t.to("ariaLabel")},children:this.items})}render(){super.render();for(const e of this.items)this.focusTracker.add(e.element);this.items.on("add",((e,t)=>{this.focusTracker.add(t.element)})),this.items.on("remove",((e,t)=>{this.focusTracker.remove(t.element)})),this.keystrokes.listenTo(this.element)}destroy(){super.destroy(),this.focusTracker.destroy(),this.keystrokes.destroy()}focus(){this._focusCycler.focusFirst()}focusLast(){this._focusCycler.focusLast()}}class gg extends Ao{constructor(e){super(e);const t=this.bindTemplate;this.set("isVisible",!0),this.children=this.createCollection(),this.setTemplate({tag:"li",attributes:{class:["ck","ck-list__item",t.if("isVisible","ck-hidden",(e=>!e))]},children:this.children})}focus(){this.children.first.focus()}}class fg extends Ao{constructor(e){super(e),this.setTemplate({tag:"li",attributes:{class:["ck","ck-list__separator"]}})}}function pg(e,t=sr){const n=new t(e),s=new rr(e),o=new ir(e,n,s);return n.bind("isEnabled").to(o),n instanceof or?n.arrowView.bind("isOn").to(o,"isOpen"):n.bind("isOn").to(o,"isOpen"),function(e){(function(e){e.on("render",(()=>{i({emitter:e,activator:()=>e.isOpen,callback:()=>{e.isOpen=!1},contextElements:[e.element]})}))})(e),function(e){e.on("execute",(t=>{t.source instanceof Go||(e.isOpen=!1)}))}(e),function(e){e.focusTracker.on("change:isFocused",((t,i,n)=>{e.isOpen&&!n&&(e.isOpen=!1)}))}(e),function(e){e.keystrokes.set("arrowdown",((t,i)=>{e.isOpen&&(e.panelView.focus(),i())})),e.keystrokes.set("arrowup",((t,i)=>{e.isOpen&&(e.panelView.focusLast(),i())}))}(e),function(e){e.on("change:isOpen",((t,i,n)=>{if(n)return;const s=e.panelView.element;s&&s.contains(ks.document.activeElement)&&e.buttonView.focus()}))}(e),function(e){e.on("change:isOpen",((t,i,n)=>{n&&e.panelView.focus()}),{priority:"low"})}(e)}(o),o}function bg(e,t,i={}){e.extendTemplate({attributes:{class:["ck-toolbar-dropdown"]}}),e.isOpen?wg(e,t,i):e.once("change:isOpen",(()=>wg(e,t,i)),{priority:"highest"}),i.enableActiveItemFocusOnDropdownOpen&&yg(e,(()=>e.toolbarView.items.find((e=>e.isOn))))}function wg(e,t,i){const n=e.locale,s=n.t,o=e.toolbarView=new cg(n),r="function"==typeof t?t():t;o.ariaLabel=i.ariaLabel||s("Dropdown toolbar"),i.maxWidth&&(o.maxWidth=i.maxWidth),i.class&&(o.class=i.class),i.isCompact&&(o.isCompact=i.isCompact),i.isVertical&&(o.isVertical=!0),r instanceof ko?o.items.bindTo(r).using((e=>e)):o.items.addMany(r),e.panelView.children.add(o),o.items.delegate("execute").to(e)}function vg(e,t,i={}){e.isOpen?_g(e,t,i):e.once("change:isOpen",(()=>_g(e,t,i)),{priority:"highest"}),yg(e,(()=>e.listView.items.find((e=>e instanceof gg&&e.children.first.isOn))))}function _g(e,t,i){const n=e.locale,s=e.listView=new mg(n),o="function"==typeof t?t():t;s.ariaLabel=i.ariaLabel,s.items.bindTo(o).using((e=>{if("separator"===e.type)return new fg(n);if("button"===e.type||"switchbutton"===e.type){const t=new gg(n);let i;return i="button"===e.type?new Ko(n):new Go(n),i.bind(...Object.keys(e.model)).to(e.model),i.delegate("execute").to(t),t.children.add(i),t}return null})),e.panelView.children.add(s),s.items.delegate("execute").to(e)}function yg(e,t){e.on("change:isOpen",(()=>{if(!e.isOpen)return;const i=t();i&&("function"==typeof i.focus?i.focus():A("ui-dropdown-focus-child-on-open-child-missing-focus",{view:i}))}),{priority:v.low-10})}const kg=Bs("px"),Ag=ks.document.body;class Cg extends Ao{constructor(e){super(e);const t=this.bindTemplate;this.set("top",0),this.set("left",0),this.set("position","arrow_nw"),this.set("isVisible",!1),this.set("withArrow",!0),this.set("class",void 0),this._pinWhenIsVisibleCallback=null,this.content=this.createCollection(),this.setTemplate({tag:"div",attributes:{class:["ck","ck-balloon-panel",t.to("position",(e=>`ck-balloon-panel_${e}`)),t.if("isVisible","ck-balloon-panel_visible"),t.if("withArrow","ck-balloon-panel_with-arrow"),t.to("class")],style:{top:t.to("top",kg),left:t.to("left",kg)}},children:this.content})}show(){this.isVisible=!0}hide(){this.isVisible=!1}attachTo(e){this.show();const t=Cg.defaultPositions,i=Object.assign({},{element:this.element,positions:[t.southArrowNorth,t.southArrowNorthMiddleWest,t.southArrowNorthMiddleEast,t.southArrowNorthWest,t.southArrowNorthEast,t.northArrowSouth,t.northArrowSouthMiddleWest,t.northArrowSouthMiddleEast,t.northArrowSouthWest,t.northArrowSouthEast,t.viewportStickyNorth],limiter:Ag,fitInViewport:!0},e),n=Cg._getOptimalPosition(i),s=parseInt(n.left),o=parseInt(n.top),r=n.name,a=n.config||{},{withArrow:l=!0}=a;this.top=o,this.left=s,this.position=r,this.withArrow=l}pin(e){this.unpin(),this._pinWhenIsVisibleCallback=()=>{this.isVisible?this._startPinning(e):this._stopPinning()},this._startPinning(e),this.listenTo(this,"change:isVisible",this._pinWhenIsVisibleCallback)}unpin(){this._pinWhenIsVisibleCallback&&(this._stopPinning(),this.stopListening(this,"change:isVisible",this._pinWhenIsVisibleCallback),this._pinWhenIsVisibleCallback=null,this.hide())}_startPinning(e){this.attachTo(e);const t=Tg(e.target),i=e.limiter?Tg(e.limiter):Ag;this.listenTo(ks.document,"scroll",((n,s)=>{const o=s.target,r=t&&o.contains(t),a=i&&o.contains(i);!r&&!a&&t&&i||this.attachTo(e)}),{useCapture:!0}),this.listenTo(ks.window,"resize",(()=>{this.attachTo(e)}))}_stopPinning(){this.stopListening(ks.document,"scroll"),this.stopListening(ks.window,"resize")}}function Tg(e){return hs(e)?e:Ts(e)?e.commonAncestorContainer:"function"==typeof e?Tg(e()):null}function xg(e={}){const{sideOffset:t=Cg.arrowSideOffset,heightOffset:i=Cg.arrowHeightOffset,stickyVerticalOffset:n=Cg.stickyVerticalOffset,config:s}=e;return{northWestArrowSouthWest:(e,i)=>({top:o(e,i),left:e.left-t,name:"arrow_sw",...s&&{config:s}}),northWestArrowSouthMiddleWest:(e,i)=>({top:o(e,i),left:e.left-.25*i.width-t,name:"arrow_smw",...s&&{config:s}}),northWestArrowSouth:(e,t)=>({top:o(e,t),left:e.left-t.width/2,name:"arrow_s",...s&&{config:s}}),northWestArrowSouthMiddleEast:(e,i)=>({top:o(e,i),left:e.left-.75*i.width+t,name:"arrow_sme",...s&&{config:s}}),northWestArrowSouthEast:(e,i)=>({top:o(e,i),left:e.left-i.width+t,name:"arrow_se",...s&&{config:s}}),northArrowSouthWest:(e,i)=>({top:o(e,i),left:e.left+e.width/2-t,name:"arrow_sw",...s&&{config:s}}),northArrowSouthMiddleWest:(e,i)=>({top:o(e,i),left:e.left+e.width/2-.25*i.width-t,name:"arrow_smw",...s&&{config:s}}),northArrowSouth:(e,t)=>({top:o(e,t),left:e.left+e.width/2-t.width/2,name:"arrow_s",...s&&{config:s}}),northArrowSouthMiddleEast:(e,i)=>({top:o(e,i),left:e.left+e.width/2-.75*i.width+t,name:"arrow_sme",...s&&{config:s}}),northArrowSouthEast:(e,i)=>({top:o(e,i),left:e.left+e.width/2-i.width+t,name:"arrow_se",...s&&{config:s}}),northEastArrowSouthWest:(e,i)=>({top:o(e,i),left:e.right-t,name:"arrow_sw",...s&&{config:s}}),northEastArrowSouthMiddleWest:(e,i)=>({top:o(e,i),left:e.right-.25*i.width-t,name:"arrow_smw",...s&&{config:s}}),northEastArrowSouth:(e,t)=>({top:o(e,t),left:e.right-t.width/2,name:"arrow_s",...s&&{config:s}}),northEastArrowSouthMiddleEast:(e,i)=>({top:o(e,i),left:e.right-.75*i.width+t,name:"arrow_sme",...s&&{config:s}}),northEastArrowSouthEast:(e,i)=>({top:o(e,i),left:e.right-i.width+t,name:"arrow_se",...s&&{config:s}}),southWestArrowNorthWest:e=>({top:r(e),left:e.left-t,name:"arrow_nw",...s&&{config:s}}),southWestArrowNorthMiddleWest:(e,i)=>({top:r(e),left:e.left-.25*i.width-t,name:"arrow_nmw",...s&&{config:s}}),southWestArrowNorth:(e,t)=>({top:r(e),left:e.left-t.width/2,name:"arrow_n",...s&&{config:s}}),southWestArrowNorthMiddleEast:(e,i)=>({top:r(e),left:e.left-.75*i.width+t,name:"arrow_nme",...s&&{config:s}}),southWestArrowNorthEast:(e,i)=>({top:r(e),left:e.left-i.width+t,name:"arrow_ne",...s&&{config:s}}),southArrowNorthWest:e=>({top:r(e),left:e.left+e.width/2-t,name:"arrow_nw",...s&&{config:s}}),southArrowNorthMiddleWest:(e,i)=>({top:r(e),left:e.left+e.width/2-.25*i.width-t,name:"arrow_nmw",...s&&{config:s}}),southArrowNorth:(e,t)=>({top:r(e),left:e.left+e.width/2-t.width/2,name:"arrow_n",...s&&{config:s}}),southArrowNorthMiddleEast:(e,i)=>({top:r(e),left:e.left+e.width/2-.75*i.width+t,name:"arrow_nme",...s&&{config:s}}),southArrowNorthEast:(e,i)=>({top:r(e),left:e.left+e.width/2-i.width+t,name:"arrow_ne",...s&&{config:s}}),southEastArrowNorthWest:e=>({top:r(e),left:e.right-t,name:"arrow_nw",...s&&{config:s}}),southEastArrowNorthMiddleWest:(e,i)=>({top:r(e),left:e.right-.25*i.width-t,name:"arrow_nmw",...s&&{config:s}}),southEastArrowNorth:(e,t)=>({top:r(e),left:e.right-t.width/2,name:"arrow_n",...s&&{config:s}}),southEastArrowNorthMiddleEast:(e,i)=>({top:r(e),left:e.right-.75*i.width+t,name:"arrow_nme",...s&&{config:s}}),southEastArrowNorthEast:(e,i)=>({top:r(e),left:e.right-i.width+t,name:"arrow_ne",...s&&{config:s}}),westArrowEast:(e,t)=>({top:e.top+e.height/2-t.height/2,left:e.left-t.width-i,name:"arrow_e",...s&&{config:s}}),eastArrowWest:(e,t)=>({top:e.top+e.height/2-t.height/2,left:e.right+i,name:"arrow_w",...s&&{config:s}}),viewportStickyNorth:(e,t,i)=>e.getIntersection(i)?{top:i.top+n,left:e.left+e.width/2-t.width/2,name:"arrowless",config:{withArrow:!1,...s}}:null};function o(e,t){return e.top-t.height-i}function r(e){return e.bottom+i}}Cg.arrowSideOffset=25,Cg.arrowHeightOffset=10,Cg.stickyVerticalOffset=20,Cg._getOptimalPosition=zs,Cg.defaultPositions=xg();const Eg="ck-tooltip";class Sg extends(ws()){constructor(e){if(super(),Sg._editors.add(e),Sg._instance)return Sg._instance;Sg._instance=this,this.tooltipTextView=new Ao(e.locale),this.tooltipTextView.set("text",""),this.tooltipTextView.setTemplate({tag:"span",attributes:{class:["ck","ck-tooltip__text"]},children:[{text:this.tooltipTextView.bindTemplate.to("text")}]}),this.balloonPanelView=new Cg(e.locale),this.balloonPanelView.class=Eg,this.balloonPanelView.content.add(this.tooltipTextView),this._resizeObserver=null,this._currentElementWithTooltip=null,this._currentTooltipPosition=null,this._pinTooltipDebounced=pc(this._pinTooltip,600),this.listenTo(ks.document,"mouseenter",this._onEnterOrFocus.bind(this),{useCapture:!0}),this.listenTo(ks.document,"mouseleave",this._onLeaveOrBlur.bind(this),{useCapture:!0}),this.listenTo(ks.document,"focus",this._onEnterOrFocus.bind(this),{useCapture:!0}),this.listenTo(ks.document,"blur",this._onLeaveOrBlur.bind(this),{useCapture:!0}),this.listenTo(ks.document,"scroll",this._onScroll.bind(this),{useCapture:!0}),this._watchdogExcluded=!0}destroy(e){const t=e.ui.view&&e.ui.view.body;Sg._editors.delete(e),this.stopListening(e.ui),t&&t.has(this.balloonPanelView)&&t.remove(this.balloonPanelView),Sg._editors.size||(this._unpinTooltip(),this.balloonPanelView.destroy(),this.stopListening(),Sg._instance=null)}static getPositioningFunctions(e){const t=Sg.defaultBalloonPositions;return{s:[t.southArrowNorth,t.southArrowNorthEast,t.southArrowNorthWest],n:[t.northArrowSouth],e:[t.eastArrowWest],w:[t.westArrowEast],sw:[t.southArrowNorthEast],se:[t.southArrowNorthWest]}[e]}_onEnterOrFocus(e,{target:t}){const i=Pg(t);var n;i&&(i!==this._currentElementWithTooltip&&(this._unpinTooltip(),this._pinTooltipDebounced(i,{text:(n=i).dataset.ckeTooltipText,position:n.dataset.ckeTooltipPosition||"s",cssClass:n.dataset.ckeTooltipClass||""})))}_onLeaveOrBlur(e,{target:t,relatedTarget:i}){if("mouseleave"===e.name){if(!hs(t))return;if(this._currentElementWithTooltip&&t!==this._currentElementWithTooltip)return;const e=Pg(t),n=Pg(i);e&&e!==n&&this._unpinTooltip()}else{if(this._currentElementWithTooltip&&t!==this._currentElementWithTooltip)return;this._unpinTooltip()}}_onScroll(e,{target:t}){this._currentElementWithTooltip&&(t.contains(this.balloonPanelView.element)&&t.contains(this._currentElementWithTooltip)||this._unpinTooltip())}_pinTooltip(e,{text:t,position:i,cssClass:n}){const s=mo(Sg._editors.values()).ui.view.body;s.has(this.balloonPanelView)||s.add(this.balloonPanelView),this.tooltipTextView.text=t,this.balloonPanelView.pin({target:e,positions:Sg.getPositioningFunctions(i)}),this._resizeObserver=new Vs(e,(()=>{Ds(e)||this._unpinTooltip()})),this.balloonPanelView.class=[Eg,n].filter((e=>e)).join(" ");for(const e of Sg._editors)this.listenTo(e.ui,"update",this._updateTooltipPosition.bind(this),{priority:"low"});this._currentElementWithTooltip=e,this._currentTooltipPosition=i}_unpinTooltip(){this._pinTooltipDebounced.cancel(),this.balloonPanelView.unpin();for(const e of Sg._editors)this.stopListening(e.ui,"update");this._currentElementWithTooltip=null,this._currentTooltipPosition=null,this._resizeObserver&&this._resizeObserver.destroy()}_updateTooltipPosition(){Ds(this._currentElementWithTooltip)?this.balloonPanelView.pin({target:this._currentElementWithTooltip,positions:Sg.getPositioningFunctions(this._currentTooltipPosition)}):this._unpinTooltip()}}function Pg(e){return hs(e)?e.closest("[data-cke-tooltip-text]:not([data-cke-tooltip-disabled])"):null}Sg.defaultBalloonPositions=xg({heightOffset:5,sideOffset:13}),Sg._editors=new Set,Sg._instance=null;class Ig extends(G()){constructor(e){super(),this.editor=e,this.componentFactory=new er(e),this.focusTracker=new go,this.tooltipManager=new Sg(e),this.set("viewportOffset",this._readViewportOffsetFromConfig()),this.isReady=!1,this.once("ready",(()=>{this.isReady=!0})),this._editableElementsMap=new Map,this._focusableToolbarDefinitions=[],this.listenTo(e.editing.view.document,"layoutChanged",(()=>this.update())),this._initFocusTracking()}get element(){return null}update(){this.fire("update")}destroy(){this.stopListening(),this.focusTracker.destroy(),this.tooltipManager.destroy(this.editor);for(const e of this._editableElementsMap.values())e.ckeditorInstance=null;this._editableElementsMap=new Map,this._focusableToolbarDefinitions=[]}setEditableElement(e,t){this._editableElementsMap.set(e,t),t.ckeditorInstance||(t.ckeditorInstance=this.editor),this.focusTracker.add(t);const i=()=>{this.editor.editing.view.getDomRoot(e)||this.editor.keystrokes.listenTo(t)};this.isReady?i():this.once("ready",i)}getEditableElement(e="main"){return this._editableElementsMap.get(e)}getEditableElementsNames(){return this._editableElementsMap.keys()}addToolbar(e,t={}){e.isRendered?(this.focusTracker.add(e.element),this.editor.keystrokes.listenTo(e.element)):e.once("render",(()=>{this.focusTracker.add(e.element),this.editor.keystrokes.listenTo(e.element)})),this._focusableToolbarDefinitions.push({toolbarView:e,options:t})}get _editableElements(){return console.warn("editor-ui-deprecated-editable-elements: The EditorUI#_editableElements property has been deprecated and will be removed in the near future.",{editorUI:this}),this._editableElementsMap}_readViewportOffsetFromConfig(){const e=this.editor,t=e.config.get("ui.viewportOffset");if(t)return t;const i=e.config.get("toolbar.viewportTopOffset");return i?(console.warn("editor-ui-deprecated-viewport-offset-config: The `toolbar.vieportTopOffset` configuration option is deprecated. It will be removed from future CKEditor versions. Use `ui.viewportOffset.top` instead."),{top:i}):{top:0}}_initFocusTracking(){const e=this.editor,t=e.editing.view;let i,n;e.keystrokes.set("Alt+F10",((e,s)=>{const o=this.focusTracker.focusedElement;Array.from(this._editableElementsMap.values()).includes(o)&&!Array.from(t.domRoots.values()).includes(o)&&(i=o);const r=this._getCurrentFocusedToolbarDefinition();r&&n||(n=this._getFocusableCandidateToolbarDefinitions());for(let e=0;e<n.length;e++){const e=n.shift();if(n.push(e),e!==r&&this._focusFocusableCandidateToolbar(e)){r&&r.options.afterBlur&&r.options.afterBlur();break}}s()})),e.keystrokes.set("Esc",((t,n)=>{const s=this._getCurrentFocusedToolbarDefinition();s&&(i?(i.focus(),i=null):e.editing.view.focus(),s.options.afterBlur&&s.options.afterBlur(),n())}))}_getFocusableCandidateToolbarDefinitions(){const e=[];for(const t of this._focusableToolbarDefinitions){const{toolbarView:i,options:n}=t;(Ds(i.element)||n.beforeFocus)&&e.push(t)}return e.sort(((e,t)=>Rg(e)-Rg(t))),e}_getCurrentFocusedToolbarDefinition(){for(const e of this._focusableToolbarDefinitions)if(e.toolbarView.element&&e.toolbarView.element.contains(this.focusTracker.focusedElement))return e;return null}_focusFocusableCandidateToolbar(e){const{toolbarView:t,options:{beforeFocus:i}}=e;return i&&i(),!!Ds(t.element)&&(t.focus(),!0)}}function Rg(e){const{toolbarView:t,options:i}=e;let n=10;return Ds(t.element)&&n--,i.isContextual&&n--,n}class Vg extends Ao{constructor(e){super(e),this.body=new Uo(e)}render(){super.render(),this.body.attachToDom()}destroy(){return this.body.detachFromDom(),super.destroy()}}class Og extends Ao{constructor(e){super(e),this.set("text",void 0),this.set("for",void 0),this.id=`ck-editor__label_${w()}`;const t=this.bindTemplate;this.setTemplate({tag:"label",attributes:{class:["ck","ck-label"],id:this.id,for:t.to("for")},children:[{text:t.to("text")}]})}}class Bg extends Vg{constructor(e){super(e),this.top=this.createCollection(),this.main=this.createCollection(),this._voiceLabelView=this._createVoiceLabel(),this.setTemplate({tag:"div",attributes:{class:["ck","ck-reset","ck-editor","ck-rounded-corners"],role:"application",dir:e.uiLanguageDirection,lang:e.uiLanguage,"aria-labelledby":this._voiceLabelView.id},children:[this._voiceLabelView,{tag:"div",attributes:{class:["ck","ck-editor__top","ck-reset_all"],role:"presentation"},children:this.top},{tag:"div",attributes:{class:["ck","ck-editor__main"],role:"presentation"},children:this.main}]})}_createVoiceLabel(){const e=this.t,t=new Og;return t.text=e("Rich Text Editor"),t.extendTemplate({attributes:{class:"ck-voice-label"}}),t}}class Ng extends Ao{constructor(e,t,i){super(e),this.setTemplate({tag:"div",attributes:{class:["ck","ck-content","ck-editor__editable","ck-rounded-corners"],lang:e.contentLanguage,dir:e.contentLanguageDirection}}),this.name=null,this.set("isFocused",!1),this._editableElement=i,this._hasExternalElement=!!this._editableElement,this._editingView=t}render(){super.render(),this._hasExternalElement?this.template.apply(this.element=this._editableElement):this._editableElement=this.element,this.on("change:isFocused",(()=>this._updateIsFocusedClasses())),this._updateIsFocusedClasses()}destroy(){this._hasExternalElement&&this.template.revert(this._editableElement),super.destroy()}_updateIsFocusedClasses(){const e=this._editingView;function t(t){e.change((i=>{const n=e.document.getRoot(t.name);i.addClass(t.isFocused?"ck-focused":"ck-blurred",n),i.removeClass(t.isFocused?"ck-blurred":"ck-focused",n)}))}e.isRenderingInProgress?function i(n){e.once("change:isRenderingInProgress",((e,s,o)=>{o?i(n):t(n)}))}(this):t(this)}}class Mg extends Ng{constructor(e,t,i,n={}){super(e,t,i);const s=e.t;this.extendTemplate({attributes:{role:"textbox",class:"ck-editor__editable_inline"}}),this._generateLabel=n.label||(()=>s("Editor editing area: %0",this.name))}render(){super.render();const e=this._editingView;e.change((t=>{const i=e.document.getRoot(this.name);t.setAttribute("aria-label",this._generateLabel(this),i)}))}}class Fg extends Ao{constructor(e,t={}){super(e);const i=this.bindTemplate;this.set("label",t.label||""),this.set("class",t.class||null),this.children=this.createCollection(),this.setTemplate({tag:"div",attributes:{class:["ck","ck-form__header",i.to("class")]},children:this.children});const n=new Ao(e);n.setTemplate({tag:"h2",attributes:{class:["ck","ck-form__header__label"]},children:[{text:i.to("label")}]}),this.children.add(n)}}class Dg extends Ao{constructor(e){super(e),this.set("value",void 0),this.set("id",void 0),this.set("placeholder",void 0),this.set("isReadOnly",!1),this.set("hasError",!1),this.set("ariaDescribedById",void 0),this.focusTracker=new go,this.bind("isFocused").to(this.focusTracker),this.set("isEmpty",!0),this.set("inputMode","text");const t=this.bindTemplate;this.setTemplate({tag:"input",attributes:{class:["ck","ck-input",t.if("isFocused","ck-input_focused"),t.if("isEmpty","ck-input-text_empty"),t.if("hasError","ck-error")],id:t.to("id"),placeholder:t.to("placeholder"),readonly:t.to("isReadOnly"),inputmode:t.to("inputMode"),"aria-invalid":t.if("hasError",!0),"aria-describedby":t.to("ariaDescribedById")},on:{input:t.to(((...e)=>{this.fire("input",...e),this._updateIsEmpty()})),change:t.to(this._updateIsEmpty.bind(this))}})}render(){super.render(),this.focusTracker.add(this.element),this._setDomElementValue(this.value),this._updateIsEmpty(),this.on("change:value",((e,t,i)=>{this._setDomElementValue(i),this._updateIsEmpty()}))}destroy(){super.destroy(),this.focusTracker.destroy()}select(){this.element.select()}focus(){this.element.focus()}_updateIsEmpty(){this.isEmpty=!this.element.value}_setDomElementValue(e){this.element.value=e||0===e?e:""}}class zg extends Dg{constructor(e){super(e),this.extendTemplate({attributes:{type:"text",class:["ck-input-text"]}})}}class Lg extends Dg{constructor(e,{min:t,max:i,step:n}={}){super(e);const s=this.bindTemplate;this.set("min",t),this.set("max",i),this.set("step",n),this.extendTemplate({attributes:{type:"number",class:["ck-input-number"],min:s.to("min"),max:s.to("max"),step:s.to("step")}})}}class Hg extends Ao{constructor(e,t){super(e);const i=`ck-labeled-field-view-${w()}`,n=`ck-labeled-field-view-status-${w()}`;this.fieldView=t(this,i,n),this.set("label",void 0),this.set("isEnabled",!0),this.set("isEmpty",!0),this.set("isFocused",!1),this.set("errorText",null),this.set("infoText",null),this.set("class",void 0),this.set("placeholder",void 0),this.labelView=this._createLabelView(i),this.statusView=this._createStatusView(n),this.fieldWrapperChildren=this.createCollection([this.fieldView,this.labelView]),this.bind("_statusText").to(this,"errorText",this,"infoText",((e,t)=>e||t));const s=this.bindTemplate;this.setTemplate({tag:"div",attributes:{class:["ck","ck-labeled-field-view",s.to("class"),s.if("isEnabled","ck-disabled",(e=>!e)),s.if("isEmpty","ck-labeled-field-view_empty"),s.if("isFocused","ck-labeled-field-view_focused"),s.if("placeholder","ck-labeled-field-view_placeholder"),s.if("errorText","ck-error")]},children:[{tag:"div",attributes:{class:["ck","ck-labeled-field-view__input-wrapper"]},children:this.fieldWrapperChildren},this.statusView]})}_createLabelView(e){const t=new Og(this.locale);return t.for=e,t.bind("text").to(this,"label"),t}_createStatusView(e){const t=new Ao(this.locale),i=this.bindTemplate;return t.setTemplate({tag:"div",attributes:{class:["ck","ck-labeled-field-view__status",i.if("errorText","ck-labeled-field-view__status_error"),i.if("_statusText","ck-hidden",(e=>!e))],id:e,role:i.if("errorText","alert")},children:[{text:i.to("_statusText")}]}),t}focus(){this.fieldView.focus()}}function $g(e,t,i){const n=new zg(e.locale);return n.set({id:t,ariaDescribedById:i}),n.bind("isReadOnly").to(e,"isEnabled",(e=>!e)),n.bind("hasError").to(e,"errorText",(e=>!!e)),n.on("input",(()=>{e.errorText=null})),e.bind("isEmpty","isFocused","placeholder").to(n),n}function Wg(e,t,i){const n=new Lg(e.locale);return n.set({id:t,ariaDescribedById:i,inputMode:"numeric"}),n.bind("isReadOnly").to(e,"isEnabled",(e=>!e)),n.bind("hasError").to(e,"errorText",(e=>!!e)),n.on("input",(()=>{e.errorText=null})),e.bind("isEmpty","isFocused","placeholder").to(n),n}function jg(e,t,i){const n=pg(e.locale);return n.set({id:t,ariaDescribedById:i}),n.bind("isEnabled").to(e),n}class Ug extends vr{static get pluginName(){return"Notification"}init(){this.on("show:warning",((e,t)=>{window.alert(t.message)}),{priority:"lowest"})}showSuccess(e,t={}){this._showNotification({message:e,type:"success",namespace:t.namespace,title:t.title})}showInfo(e,t={}){this._showNotification({message:e,type:"info",namespace:t.namespace,title:t.title})}showWarning(e,t={}){this._showNotification({message:e,type:"warning",namespace:t.namespace,title:t.title})}_showNotification(e){const t=e.namespace?`show:${e.type}:${e.namespace}`:`show:${e.type}`;this.fire(t,{message:e.message,type:e.type,title:e.title||""})}}class qg extends(G()){constructor(e,t){super(),t&&Xl(this,t),e&&this.set(e)}}const Kg=Bs("px");class Gg extends ur{static get pluginName(){return"ContextualBalloon"}constructor(e){super(e),this._view=null,this._rotatorView=null,this._fakePanelsView=null,this.positionLimiter=()=>{const e=this.editor.editing.view,t=e.document.selection.editableElement;return t?e.domConverter.mapViewToDom(t.root):null},this.set("visibleView",null),this._viewToStack=new Map,this._idToStack=new Map,this.set("_numberOfStacks",0),this.set("_singleViewMode",!1),this._rotatorView=null,this._fakePanelsView=null}destroy(){super.destroy(),this._view&&this._view.destroy(),this._rotatorView&&this._rotatorView.destroy(),this._fakePanelsView&&this._fakePanelsView.destroy()}get view(){return this._view||this._createPanelView(),this._view}hasView(e){return Array.from(this._viewToStack.keys()).includes(e)}add(e){if(this._view||this._createPanelView(),this.hasView(e.view))throw new k("contextualballoon-add-view-exist",[this,e]);const t=e.stackId||"main";if(!this._idToStack.has(t))return this._idToStack.set(t,new Map([[e.view,e]])),this._viewToStack.set(e.view,this._idToStack.get(t)),this._numberOfStacks=this._idToStack.size,void(this._visibleStack&&!e.singleViewMode||this.showStack(t));const i=this._idToStack.get(t);e.singleViewMode&&this.showStack(t),i.set(e.view,e),this._viewToStack.set(e.view,i),i===this._visibleStack&&this._showView(e)}remove(e){if(!this.hasView(e))throw new k("contextualballoon-remove-view-not-exist",[this,e]);const t=this._viewToStack.get(e);this._singleViewMode&&this.visibleView===e&&(this._singleViewMode=!1),this.visibleView===e&&(1===t.size?this._idToStack.size>1?this._showNextStack():(this.view.hide(),this.visibleView=null,this._rotatorView.hideView()):this._showView(Array.from(t.values())[t.size-2])),1===t.size?(this._idToStack.delete(this._getStackId(t)),this._numberOfStacks=this._idToStack.size):t.delete(e),this._viewToStack.delete(e)}updatePosition(e){e&&(this._visibleStack.get(this.visibleView).position=e),this.view.pin(this._getBalloonPosition()),this._fakePanelsView.updatePosition()}showStack(e){this.visibleStack=e;const t=this._idToStack.get(e);if(!t)throw new k("contextualballoon-showstack-stack-not-exist",this);this._visibleStack!==t&&this._showView(Array.from(t.values()).pop())}_createPanelView(){this._view=new Cg(this.editor.locale),this.editor.ui.view.body.add(this._view),this.editor.ui.focusTracker.add(this._view.element),this._rotatorView=this._createRotatorView(),this._fakePanelsView=this._createFakePanelsView()}get _visibleStack(){return this._viewToStack.get(this.visibleView)}_getStackId(e){return Array.from(this._idToStack.entries()).find((t=>t[1]===e))[0]}_showNextStack(){const e=Array.from(this._idToStack.values());let t=e.indexOf(this._visibleStack)+1;e[t]||(t=0),this.showStack(this._getStackId(e[t]))}_showPrevStack(){const e=Array.from(this._idToStack.values());let t=e.indexOf(this._visibleStack)-1;e[t]||(t=e.length-1),this.showStack(this._getStackId(e[t]))}_createRotatorView(){const e=new Jg(this.editor.locale),t=this.editor.locale.t;return this.view.content.add(e),e.bind("isNavigationVisible").to(this,"_numberOfStacks",this,"_singleViewMode",((e,t)=>!t&&e>1)),e.on("change:isNavigationVisible",(()=>this.updatePosition()),{priority:"low"}),e.bind("counter").to(this,"visibleView",this,"_numberOfStacks",((e,i)=>{if(i<2)return"";const n=Array.from(this._idToStack.values()).indexOf(this._visibleStack)+1;return t("%0 of %1",[n,i])})),e.buttonNextView.on("execute",(()=>{e.focusTracker.isFocused&&this.editor.editing.view.focus(),this._showNextStack()})),e.buttonPrevView.on("execute",(()=>{e.focusTracker.isFocused&&this.editor.editing.view.focus(),this._showPrevStack()})),e}_createFakePanelsView(){const e=new Qg(this.editor.locale,this.view);return e.bind("numberOfPanels").to(this,"_numberOfStacks",this,"_singleViewMode",((e,t)=>!t&&e>=2?Math.min(e-1,2):0)),e.listenTo(this.view,"change:top",(()=>e.updatePosition())),e.listenTo(this.view,"change:left",(()=>e.updatePosition())),this.editor.ui.view.body.add(e),e}_showView({view:e,balloonClassName:t="",withArrow:i=!0,singleViewMode:n=!1}){this.view.class=t,this.view.withArrow=i,this._rotatorView.showView(e),this.visibleView=e,this.view.pin(this._getBalloonPosition()),this._fakePanelsView.updatePosition(),n&&(this._singleViewMode=!0)}_getBalloonPosition(){let e=Array.from(this._visibleStack.values()).pop().position;return e&&(e.limiter||(e=Object.assign({},e,{limiter:this.positionLimiter})),e=Object.assign({},e,{viewportOffsetConfig:this.editor.ui.viewportOffset})),e}}class Jg extends Ao{constructor(e){super(e);const t=e.t,i=this.bindTemplate;this.set("isNavigationVisible",!0),this.focusTracker=new go,this.buttonPrevView=this._createButtonView(t("Previous"),'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M11.463 5.187a.888.888 0 1 1 1.254 1.255L9.16 10l3.557 3.557a.888.888 0 1 1-1.254 1.255L7.26 10.61a.888.888 0 0 1 .16-1.382l4.043-4.042z"/></svg>'),this.buttonNextView=this._createButtonView(t("Next"),'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M8.537 14.813a.888.888 0 1 1-1.254-1.255L10.84 10 7.283 6.442a.888.888 0 1 1 1.254-1.255L12.74 9.39a.888.888 0 0 1-.16 1.382l-4.043 4.042z"/></svg>'),this.content=this.createCollection(),this.setTemplate({tag:"div",attributes:{class:["ck","ck-balloon-rotator"],"z-index":"-1"},children:[{tag:"div",attributes:{class:["ck-balloon-rotator__navigation",i.to("isNavigationVisible",(e=>e?"":"ck-hidden"))]},children:[this.buttonPrevView,{tag:"span",attributes:{class:["ck-balloon-rotator__counter"]},children:[{text:i.to("counter")}]},this.buttonNextView]},{tag:"div",attributes:{class:"ck-balloon-rotator__content"},children:this.content}]})}render(){super.render(),this.focusTracker.add(this.element)}destroy(){super.destroy(),this.focusTracker.destroy()}showView(e){this.hideView(),this.content.add(e)}hideView(){this.content.clear()}_createButtonView(e,t){const i=new Ko(this.locale);return i.set({label:e,icon:t,tooltip:!0}),i}}class Qg extends Ao{constructor(e,t){super(e);const i=this.bindTemplate;this.set("top",0),this.set("left",0),this.set("height",0),this.set("width",0),this.set("numberOfPanels",0),this.content=this.createCollection(),this._balloonPanelView=t,this.setTemplate({tag:"div",attributes:{class:["ck-fake-panel",i.to("numberOfPanels",(e=>e?"":"ck-hidden"))],style:{top:i.to("top",Kg),left:i.to("left",Kg),width:i.to("width",Kg),height:i.to("height",Kg)}},children:this.content}),this.on("change:numberOfPanels",((e,t,i,n)=>{i>n?this._addPanels(i-n):this._removePanels(n-i),this.updatePosition()}))}_addPanels(e){for(;e--;){const e=new Ao;e.setTemplate({tag:"div"}),this.content.add(e),this.registerChild(e)}}_removePanels(e){for(;e--;){const e=this.content.last;this.content.remove(e),this.deregisterChild(e),e.destroy()}}updatePosition(){if(this.numberOfPanels){const{top:e,left:t}=this._balloonPanelView,{width:i,height:n}=new Ss(this._balloonPanelView.element);Object.assign(this,{top:e,left:t,width:i,height:n})}}}const Yg=Bs("px");class Xg extends Ao{constructor(e){super(e);const t=this.bindTemplate;this.set("isActive",!1),this.set("isSticky",!1),this.set("limiterElement",null),this.set("limiterBottomOffset",50),this.set("viewportTopOffset",0),this.set("_marginLeft",null),this.set("_isStickyToTheLimiter",!1),this.set("_hasViewportTopOffset",!1),this.content=this.createCollection(),this._contentPanelPlaceholder=new Co({tag:"div",attributes:{class:["ck","ck-sticky-panel__placeholder"],style:{display:t.to("isSticky",(e=>e?"block":"none")),height:t.to("isSticky",(e=>e?Yg(this._panelRect.height):null))}}}).render(),this._contentPanel=new Co({tag:"div",attributes:{class:["ck","ck-sticky-panel__content",t.if("isSticky","ck-sticky-panel__content_sticky"),t.if("_isStickyToTheLimiter","ck-sticky-panel__content_sticky_bottom-limit")],style:{width:t.to("isSticky",(e=>e?Yg(this._contentPanelPlaceholder.getBoundingClientRect().width):null)),top:t.to("_hasViewportTopOffset",(e=>e?Yg(this.viewportTopOffset):null)),bottom:t.to("_isStickyToTheLimiter",(e=>e?Yg(this.limiterBottomOffset):null)),marginLeft:t.to("_marginLeft")}},children:this.content}).render(),this.setTemplate({tag:"div",attributes:{class:["ck","ck-sticky-panel"]},children:[this._contentPanelPlaceholder,this._contentPanel]})}render(){super.render(),this._checkIfShouldBeSticky(),this.listenTo(ks.window,"scroll",(()=>{this._checkIfShouldBeSticky()})),this.listenTo(this,"change:isActive",(()=>{this._checkIfShouldBeSticky()}))}_checkIfShouldBeSticky(){const e=this._panelRect=this._contentPanel.getBoundingClientRect();let t;this.limiterElement?(t=this._limiterRect=this.limiterElement.getBoundingClientRect(),this.isSticky=this.isActive&&t.top<this.viewportTopOffset&&this._panelRect.height+this.limiterBottomOffset<t.height):this.isSticky=!1,this.isSticky?(this._isStickyToTheLimiter=t.bottom<e.height+this.limiterBottomOffset+this.viewportTopOffset,this._hasViewportTopOffset=!this._isStickyToTheLimiter&&!!this.viewportTopOffset,this._marginLeft=this._isStickyToTheLimiter?null:Yg(-ks.window.scrollX)):(this._isStickyToTheLimiter=!1,this._hasViewportTopOffset=!1,this._marginLeft=null)}}Bs("px");Bs("px");Bs("px");const{pilcrow:Zg}=rg;class ef extends Ig{constructor(e,t){super(e),this.view=t,this._toolbarConfig=hr(e.config.get("toolbar")),this._elementReplacer=new ee}get element(){return this.view.element}init(e){const t=this.editor,i=this.view,n=t.editing.view,s=i.editable,o=n.document.getRoot();s.name=o.rootName,i.render();const r=s.element;this.setEditableElement(s.name,r),i.editable.bind("isFocused").to(this.focusTracker),n.attachDomRoot(r),e&&this._elementReplacer.replace(e,this.element),this._initPlaceholder(),this._initToolbar(),this.fire("ready")}destroy(){super.destroy();const e=this.view,t=this.editor.editing.view;this._elementReplacer.restore(),t.detachDomRoot(e.editable.name),e.destroy()}_initToolbar(){const e=this.view;e.stickyPanel.bind("isActive").to(this.focusTracker,"isFocused"),e.stickyPanel.limiterElement=e.element,e.stickyPanel.bind("viewportTopOffset").to(this,"viewportOffset",(({top:e})=>e||0)),e.toolbar.fillFromConfig(this._toolbarConfig,this.componentFactory),this.addToolbar(e.toolbar)}_initPlaceholder(){const e=this.editor,t=e.editing.view,i=t.document.getRoot(),n=e.sourceElement,s=e.config.get("placeholder")||n&&"textarea"===n.tagName.toLowerCase()&&n.getAttribute("placeholder");s&&yr({view:t,element:i,text:s,isDirectHost:!1,keepOnFocus:!0})}}class tf extends Bg{constructor(e,t,i={}){super(e),this.stickyPanel=new Xg(e),this.toolbar=new cg(e,{shouldGroupWhenFull:i.shouldToolbarGroupWhenFull}),this.editable=new Mg(e,t)}render(){super.render(),this.stickyPanel.content.add(this.toolbar),this.top.add(this.stickyPanel),this.main.add(this.editable)}}class nf extends(ng(sg(ig))){constructor(e,t={}){if(!sf(e)&&void 0!==t.initialData)throw new k("editor-create-initial-data",null);super(t),void 0===this.config.get("initialData")&&this.config.set("initialData",function(e){return sf(e)?(t=e,t instanceof HTMLTextAreaElement?t.value:t.innerHTML):e;var t}(e)),sf(e)&&(this.sourceElement=e),this.model.document.createRoot();const i=!this.config.get("toolbar.shouldNotGroupWhenFull"),n=new tf(this.locale,this.editing.view,{shouldToolbarGroupWhenFull:i});this.ui=new ef(this,n),function(e){if(!Qe(e.updateSourceElement))throw new k("attachtoform-missing-elementapi-interface",e);const t=e.sourceElement;if(function(e){return!!e&&"textarea"===e.tagName.toLowerCase()}(t)&&t.form){let i;const n=t.form,s=()=>e.updateSourceElement();Qe(n.submit)&&(i=n.submit,n.submit=()=>{s(),i.apply(n)}),n.addEventListener("submit",s),e.on("destroy",(()=>{n.removeEventListener("submit",s),i&&(n.submit=i)}))}}(this)}destroy(){return this.sourceElement&&this.updateSourceElement(),this.ui.destroy(),super.destroy()}static create(e,t={}){return new Promise((i=>{const n=new this(e,t);i(n.initPlugins().then((()=>n.ui.init(sf(e)?e:null))).then((()=>n.data.init(n.config.get("initialData")))).then((()=>n.fire("ready"))).then((()=>n)))}))}}function sf(e){return hs(e)}const of=["left","right","center","justify"];function rf(e){return of.includes(e)}function af(e,t){return"rtl"==t.contentLanguageDirection?"right"===e:"left"===e}function lf(e){const t=e.map((e=>{let t;return t="string"==typeof e?{name:e}:e,t})).filter((e=>{const t=of.includes(e.name);return t||A("alignment-config-name-not-recognized",{option:e}),t})),i=t.filter((e=>Boolean(e.className))).length;if(i&&i<t.length)throw new k("alignment-config-classnames-are-missing",{configuredOptions:e});return t.forEach(((t,i,n)=>{const s=n.slice(i+1);if(s.some((e=>e.name==t.name)))throw new k("alignment-config-name-already-defined",{option:t,configuredOptions:e});if(t.className){if(s.some((e=>e.className==t.className)))throw new k("alignment-config-classname-already-defined",{option:t,configuredOptions:e})}})),t}const cf="alignment";class df extends gr{refresh(){const e=this.editor.locale,t=mo(this.editor.model.document.selection.getSelectedBlocks());this.isEnabled=Boolean(t)&&this._canBeAligned(t),this.isEnabled&&t.hasAttribute("alignment")?this.value=t.getAttribute("alignment"):this.value="rtl"===e.contentLanguageDirection?"right":"left"}execute(e={}){const t=this.editor,i=t.locale,n=t.model,s=n.document,o=e.value;n.change((e=>{const t=Array.from(s.selection.getSelectedBlocks()).filter((e=>this._canBeAligned(e))),n=t[0].getAttribute("alignment");af(o,i)||n===o||!o?function(e,t){for(const i of e)t.removeAttribute(cf,i)}(t,e):function(e,t,i){for(const n of e)t.setAttribute(cf,i,n)}(t,e,o)}))}_canBeAligned(e){return this.editor.model.schema.checkAttribute(e,cf)}}class hf extends ur{static get pluginName(){return"AlignmentEditing"}constructor(e){super(e),e.config.define("alignment",{options:of.map((e=>({name:e})))})}init(){const e=this.editor,t=e.locale,i=e.model.schema,n=lf(e.config.get("alignment.options")).filter((e=>rf(e.name)&&!af(e.name,t))),s=n.some((e=>!!e.className));i.extend("$block",{allowAttributes:"alignment"}),e.model.schema.setAttributeProperties("alignment",{isFormatting:!0}),s?e.conversion.attributeToAttribute(function(e){const t={};for(const i of e)t[i.name]={key:"class",value:i.className};const i={model:{key:"alignment",values:e.map((e=>e.name))},view:t};return i}(n)):e.conversion.for("downcast").attributeToAttribute(function(e){const t={};for(const{name:i}of e)t[i]={key:"style",value:{"text-align":i}};const i={model:{key:"alignment",values:e.map((e=>e.name))},view:t};return i}(n));const o=function(e){const t=[];for(const{name:i}of e)t.push({view:{key:"style",value:{"text-align":i}},model:{key:"alignment",value:i}});return t}(n);for(const t of o)e.conversion.for("upcast").attributeToAttribute(t);const r=function(e){const t=[];for(const{name:i}of e)t.push({view:{key:"align",value:i},model:{key:"alignment",value:i}});return t}(n);for(const t of r)e.conversion.for("upcast").attributeToAttribute(t);e.commands.add("alignment",new df(e))}}const uf=new Map([["left",rg.alignLeft],["right",rg.alignRight],["center",rg.alignCenter],["justify",rg.alignJustify]]);class mf extends ur{get localizedOptionTitles(){const e=this.editor.t;return{left:e("Align left"),right:e("Align right"),center:e("Align center"),justify:e("Justify")}}static get pluginName(){return"AlignmentUI"}init(){const e=this.editor,t=e.ui.componentFactory,i=e.t,n=lf(e.config.get("alignment.options"));n.map((e=>e.name)).filter(rf).forEach((e=>this._addButton(e))),t.add("alignment",(s=>{const o=pg(s);bg(o,(()=>n.map((e=>t.create(`alignment:${e.name}`)))),{enableActiveItemFocusOnDropdownOpen:!0,isVertical:!0,ariaLabel:i("Text alignment toolbar")}),o.buttonView.set({label:i("Text alignment"),tooltip:!0}),o.extendTemplate({attributes:{class:"ck-alignment-dropdown"}});const r="rtl"===s.contentLanguageDirection?uf.get("right"):uf.get("left"),a=e.commands.get("alignment");return o.buttonView.bind("icon").to(a,"value",(e=>uf.get(e)||r)),o.bind("isEnabled").to(a,"isEnabled"),this.listenTo(o,"execute",(()=>{e.editing.view.focus()})),o}))}_addButton(e){const t=this.editor;t.ui.componentFactory.add(`alignment:${e}`,(i=>{const n=t.commands.get("alignment"),s=new Ko(i);return s.set({label:this.localizedOptionTitles[e],icon:uf.get(e),tooltip:!0,isToggleable:!0}),s.bind("isEnabled").to(n),s.bind("isOn").to(n,"value",(t=>t===e)),this.listenTo(s,"execute",(()=>{t.execute("alignment",{value:e}),t.editing.view.focus()})),s}))}}class gf{constructor(e,t=20){this._batch=null,this.model=e,this._size=0,this.limit=t,this._isLocked=!1,this._changeCallback=(e,t)=>{t.isLocal&&t.isUndoable&&t!==this._batch&&this._reset(!0)},this._selectionChangeCallback=()=>{this._reset()},this.model.document.on("change",this._changeCallback),this.model.document.selection.on("change:range",this._selectionChangeCallback),this.model.document.selection.on("change:attribute",this._selectionChangeCallback)}get batch(){return this._batch||(this._batch=this.model.createBatch({isTyping:!0})),this._batch}get size(){return this._size}input(e){this._size+=e,this._size>=this.limit&&this._reset(!0)}get isLocked(){return this._isLocked}lock(){this._isLocked=!0}unlock(){this._isLocked=!1}destroy(){this.model.document.off("change",this._changeCallback),this.model.document.selection.off("change:range",this._selectionChangeCallback),this.model.document.selection.off("change:attribute",this._selectionChangeCallback)}_reset(e=!1){this.isLocked&&!e||(this._batch=null,this._size=0)}}class ff extends gr{constructor(e,t){super(e),this._buffer=new gf(e.model,t)}get buffer(){return this._buffer}destroy(){super.destroy(),this._buffer.destroy()}execute(e={}){const t=this.editor.model,i=t.document,n=e.text||"",s=n.length;let o=i.selection;e.selection?o=e.selection:e.range&&(o=t.createSelection(e.range));const r=e.resultRange;t.enqueueChange(this._buffer.batch,(e=>{this._buffer.lock(),t.deleteContent(o),n&&t.insertContent(e.createText(n,i.selection.getAttributes()),o),r?e.setSelection(r):o.is("documentSelection")||e.setSelection(o),this._buffer.unlock(),this._buffer.input(s)}))}}const pf=["insertText","insertReplacementText"];class bf extends Yl{constructor(e){super(e),l.isAndroid&&pf.push("insertCompositionText");const t=e.document;t.on("beforeinput",((i,n)=>{if(!this.isEnabled)return;const{data:s,targetRanges:o,inputType:r,domEvent:a}=n;if(!pf.includes(r))return;const l=new p(t,"insertText");t.fire(l,new Zl(e,a,{text:s,selection:e.createSelection(o)})),l.stop.called&&i.stop()})),t.on("compositionend",((i,{data:n,domEvent:s})=>{this.isEnabled&&!l.isAndroid&&n&&t.fire("insertText",new Zl(e,s,{text:n,selection:t.selection}))}),{priority:"lowest"})}observe(){}}class wf extends ur{static get pluginName(){return"Input"}init(){const e=this.editor,t=e.model,i=e.editing.view,n=t.document.selection;i.addObserver(bf);const s=new ff(e,e.config.get("typing.undoStep")||20);e.commands.add("insertText",s),e.commands.add("input",s),this.listenTo(i.document,"insertText",((n,s)=>{i.document.isComposing||s.preventDefault();const{text:o,selection:r,resultRange:a}=s,c=Array.from(r.getRanges()).map((t=>e.editing.mapper.toModelRange(t)));let d=o;if(l.isAndroid){const e=Array.from(c[0].getItems()).reduce(((e,t)=>e+(t.is("$textProxy")?t.data:"")),"");e&&(e.length<=d.length?d.startsWith(e)&&(d=d.substring(e.length),c[0].start=c[0].start.getShiftedBy(e.length)):e.startsWith(d)&&(c[0].start=c[0].start.getShiftedBy(d.length),d=""))}const h={text:d,selection:t.createSelection(c)};a&&(h.resultRange=e.editing.mapper.toModelRange(a)),e.execute("insertText",h)})),l.isAndroid?this.listenTo(i.document,"keydown",((e,o)=>{!n.isCollapsed&&229==o.keyCode&&i.document.isComposing&&vf(t,s)})):this.listenTo(i.document,"compositionstart",(()=>{n.isCollapsed||vf(t,s)}))}}function vf(e,t){if(!t.isEnabled)return;const i=t.buffer;i.lock(),e.enqueueChange(i.batch,(()=>{e.deleteContent(e.document.selection)})),i.unlock()}class _f extends gr{constructor(e,t){super(e),this.direction=t,this._buffer=new gf(e.model,e.config.get("typing.undoStep"))}get buffer(){return this._buffer}execute(e={}){const t=this.editor.model,i=t.document;t.enqueueChange(this._buffer.batch,(n=>{this._buffer.lock();const s=n.createSelection(e.selection||i.selection),o=e.sequence||1,r=s.isCollapsed;if(s.isCollapsed&&t.modifySelection(s,{direction:this.direction,unit:e.unit,treatEmojiAsSingleUnit:!0}),this._shouldEntireContentBeReplacedWithParagraph(o))return void this._replaceEntireContentWithParagraph(n);if(this._shouldReplaceFirstBlockWithParagraph(s,o))return void this.editor.execute("paragraph",{selection:s});if(s.isCollapsed)return;let a=0;s.getFirstRange().getMinimalFlatRanges().forEach((e=>{a+=te(e.getWalker({singleCharacters:!0,ignoreElementEnd:!0,shallow:!0}))})),t.deleteContent(s,{doNotResetEntireContent:r,direction:this.direction}),this._buffer.input(a),n.setSelection(s),this._buffer.unlock()}))}_shouldEntireContentBeReplacedWithParagraph(e){if(e>1)return!1;const t=this.editor.model,i=t.document.selection,n=t.schema.getLimitElement(i);if(!(i.isCollapsed&&i.containsEntireContent(n)))return!1;if(!t.schema.checkChild(n,"paragraph"))return!1;const s=n.getChild(0);return!s||!s.is("element","paragraph")}_replaceEntireContentWithParagraph(e){const t=this.editor.model,i=t.document.selection,n=t.schema.getLimitElement(i),s=e.createElement("paragraph");e.remove(e.createRangeIn(n)),e.insert(s,n),e.setSelection(s,0)}_shouldReplaceFirstBlockWithParagraph(e,t){const i=this.editor.model;if(t>1||"backward"!=this.direction)return!1;if(!e.isCollapsed)return!1;const n=e.getFirstPosition(),s=i.schema.getLimitElement(n),o=s.getChild(0);return n.parent==o&&(!!e.containsEntireContent(o)&&(!!i.schema.checkChild(s,"paragraph")&&"paragraph"!=o.name))}}const yf="word",kf="selection",Af="backward",Cf="forward",Tf={deleteContent:{unit:kf,direction:Af},deleteContentBackward:{unit:"codePoint",direction:Af},deleteWordBackward:{unit:yf,direction:Af},deleteHardLineBackward:{unit:kf,direction:Af},deleteSoftLineBackward:{unit:kf,direction:Af},deleteContentForward:{unit:"character",direction:Cf},deleteWordForward:{unit:yf,direction:Cf},deleteHardLineForward:{unit:kf,direction:Cf},deleteSoftLineForward:{unit:kf,direction:Cf}};class xf extends Yl{constructor(e){super(e);const t=e.document;let i=0;t.on("keydown",(()=>{i++})),t.on("keyup",(()=>{i=0})),t.on("beforeinput",((n,s)=>{if(!this.isEnabled)return;const{targetRanges:o,domEvent:r,inputType:a}=s,c=Tf[a];if(!c)return;const d={direction:c.direction,unit:c.unit,sequence:i};d.unit==kf&&(d.selectionToRemove=e.createSelection(o[0])),l.isAndroid&&"deleteContentBackward"===a&&(d.sequence=1,1!=o.length||o[0].start.parent==o[0].end.parent&&o[0].start.offset+1==o[0].end.offset||(d.unit=kf,d.selectionToRemove=e.createSelection(o)));const h=new Ya(t,"delete",o[0]);t.fire(h,new Zl(e,r,d)),h.stop.called&&n.stop()})),l.isBlink&&function(e){const t=e.view,i=t.document;let n=null,s=!1;function o(e){return e==eo.backspace||e==eo.delete}function r(e){return e==eo.backspace?Af:Cf}i.on("keydown",((e,{keyCode:t})=>{n=t,s=!1})),i.on("keyup",((a,{keyCode:l,domEvent:c})=>{const d=i.selection,h=e.isEnabled&&l==n&&o(l)&&!d.isCollapsed&&!s;if(n=null,h){const e=d.getFirstRange(),n=new Ya(i,"delete",e),s={unit:kf,direction:r(l),selectionToRemove:d};i.fire(n,new Zl(t,c,s))}})),i.on("beforeinput",((e,{inputType:t})=>{const i=Tf[t];o(n)&&i&&i.direction==r(n)&&(s=!0)}),{priority:"high"}),i.on("beforeinput",((e,{inputType:t,data:i})=>{n==eo.delete&&"insertText"==t&&""==i&&e.stop()}),{priority:"high"})}(this)}observe(){}}class Ef extends ur{static get pluginName(){return"Delete"}init(){const e=this.editor,t=e.editing.view,i=t.document,n=e.model.document;t.addObserver(xf),this._undoOnBackspace=!1;const s=new _f(e,"forward");e.commands.add("deleteForward",s),e.commands.add("forwardDelete",s),e.commands.add("delete",new _f(e,"backward")),this.listenTo(i,"delete",((n,s)=>{i.isComposing||s.preventDefault();const{direction:o,sequence:r,selectionToRemove:a,unit:l}=s,c="forward"===o?"deleteForward":"delete",d={sequence:r};if("selection"==l){const t=Array.from(a.getRanges()).map((t=>e.editing.mapper.toModelRange(t)));d.selection=e.model.createSelection(t)}else d.unit=l;e.execute(c,d),t.scrollToTheSelection()}),{priority:"low"}),this.editor.plugins.has("UndoEditing")&&(this.listenTo(i,"delete",((t,i)=>{this._undoOnBackspace&&"backward"==i.direction&&1==i.sequence&&"codePoint"==i.unit&&(this._undoOnBackspace=!1,e.execute("undo"),i.preventDefault(),t.stop())}),{context:"$capture"}),this.listenTo(n,"change",(()=>{this._undoOnBackspace=!1})))}requestUndoOnBackspace(){this.editor.plugins.has("UndoEditing")&&(this._undoOnBackspace=!0)}}class Sf extends ur{static get requires(){return[wf,Ef]}static get pluginName(){return"Typing"}}function Pf(e,t){let i=e.start;return{text:Array.from(e.getItems()).reduce(((e,n)=>n.is("$text")||n.is("$textProxy")?e+n.data:(i=t.createPositionAfter(n),"")),""),range:t.createRange(i,e.end)}}class If extends(G()){constructor(e,t){super(),this.model=e,this.testCallback=t,this._hasMatch=!1,this.set("isEnabled",!0),this.on("change:isEnabled",(()=>{this.isEnabled?this._startListening():(this.stopListening(e.document.selection),this.stopListening(e.document))})),this._startListening()}get hasMatch(){return this._hasMatch}_startListening(){const e=this.model.document;this.listenTo(e.selection,"change:range",((t,{directChange:i})=>{i&&(e.selection.isCollapsed?this._evaluateTextBeforeSelection("selection"):this.hasMatch&&(this.fire("unmatched"),this._hasMatch=!1))})),this.listenTo(e,"change:data",((e,t)=>{!t.isUndo&&t.isLocal&&this._evaluateTextBeforeSelection("data",{batch:t})}))}_evaluateTextBeforeSelection(e,t={}){const i=this.model,n=i.document.selection,s=i.createRange(i.createPositionAt(n.focus.parent,0),n.focus),{text:o,range:r}=Pf(s,i),a=this.testCallback(o);if(!a&&this.hasMatch&&this.fire("unmatched"),this._hasMatch=!!a,a){const i=Object.assign(t,{text:o,range:r});"object"==typeof a&&Object.assign(i,a),this.fire(`matched:${e}`,i)}}}class Rf extends ur{static get pluginName(){return"TwoStepCaretMovement"}constructor(e){super(e),this.attributes=new Set,this._overrideUid=null}init(){const e=this.editor,t=e.model,i=e.editing.view,n=e.locale,s=t.document.selection;this.listenTo(i.document,"arrowKey",((e,t)=>{if(!s.isCollapsed)return;if(t.shiftKey||t.altKey||t.ctrlKey)return;const i=t.keyCode==eo.arrowright,o=t.keyCode==eo.arrowleft;if(!i&&!o)return;const r=n.contentLanguageDirection;let a=!1;a="ltr"===r&&i||"rtl"===r&&o?this._handleForwardMovement(t):this._handleBackwardMovement(t),!0===a&&e.stop()}),{context:"$text",priority:"highest"}),this._isNextGravityRestorationSkipped=!1,this.listenTo(s,"change:range",((e,t)=>{this._isNextGravityRestorationSkipped?this._isNextGravityRestorationSkipped=!1:this._isGravityOverridden&&(!t.directChange&&Nf(s.getFirstPosition(),this.attributes)||this._restoreGravity())}))}registerAttribute(e){this.attributes.add(e)}_handleForwardMovement(e){const t=this.attributes,i=this.editor.model.document.selection,n=i.getFirstPosition();return!this._isGravityOverridden&&((!n.isAtStart||!Vf(i,t))&&(!!Nf(n,t)&&(Bf(e),this._overrideGravity(),!0)))}_handleBackwardMovement(e){const t=this.attributes,i=this.editor.model,n=i.document.selection,s=n.getFirstPosition();return this._isGravityOverridden?(Bf(e),this._restoreGravity(),Of(i,t,s),!0):s.isAtStart?!!Vf(n,t)&&(Bf(e),Of(i,t,s),!0):!!function(e,t){const i=e.getShiftedBy(-1);return Nf(i,t)}(s,t)&&(s.isAtEnd&&!Vf(n,t)&&Nf(s,t)?(Bf(e),Of(i,t,s),!0):(this._isNextGravityRestorationSkipped=!0,this._overrideGravity(),!1))}get _isGravityOverridden(){return!!this._overrideUid}_overrideGravity(){this._overrideUid=this.editor.model.change((e=>e.overrideSelectionGravity()))}_restoreGravity(){this.editor.model.change((e=>{e.restoreSelectionGravity(this._overrideUid),this._overrideUid=null}))}}function Vf(e,t){for(const i of t)if(e.hasAttribute(i))return!0;return!1}function Of(e,t,i){const n=i.nodeBefore;e.change((e=>{n?e.setSelectionAttribute(n.getAttributes()):e.removeSelectionAttribute(t)}))}function Bf(e){e.preventDefault()}function Nf(e,t){const{nodeBefore:i,nodeAfter:n}=e;for(const e of t){const t=i?i.getAttribute(e):void 0;if((n?n.getAttribute(e):void 0)!==t)return!0}return!1}var Mf=/[\\^$.*+?()[\]{}|]/g,Ff=RegExp(Mf.source);const Df=function(e){return(e=Zr(e))&&Ff.test(e)?e.replace(Mf,"\\$&"):e},zf={copyright:{from:"(c)",to:"©"},registeredTrademark:{from:"(r)",to:"®"},trademark:{from:"(tm)",to:"™"},oneHalf:{from:/(^|[^/a-z0-9])(1\/2)([^/a-z0-9])$/i,to:[null,"½",null]},oneThird:{from:/(^|[^/a-z0-9])(1\/3)([^/a-z0-9])$/i,to:[null,"⅓",null]},twoThirds:{from:/(^|[^/a-z0-9])(2\/3)([^/a-z0-9])$/i,to:[null,"⅔",null]},oneForth:{from:/(^|[^/a-z0-9])(1\/4)([^/a-z0-9])$/i,to:[null,"¼",null]},threeQuarters:{from:/(^|[^/a-z0-9])(3\/4)([^/a-z0-9])$/i,to:[null,"¾",null]},lessThanOrEqual:{from:"<=",to:"≤"},greaterThanOrEqual:{from:">=",to:"≥"},notEqual:{from:"!=",to:"≠"},arrowLeft:{from:"<-",to:"←"},arrowRight:{from:"->",to:"→"},horizontalEllipsis:{from:"...",to:"…"},enDash:{from:/(^| )(--)( )$/,to:[null,"–",null]},emDash:{from:/(^| )(---)( )$/,to:[null,"—",null]},quotesPrimary:{from:Uf('"'),to:[null,"“",null,"”"]},quotesSecondary:{from:Uf("'"),to:[null,"‘",null,"’"]},quotesPrimaryEnGb:{from:Uf("'"),to:[null,"‘",null,"’"]},quotesSecondaryEnGb:{from:Uf('"'),to:[null,"“",null,"”"]},quotesPrimaryPl:{from:Uf('"'),to:[null,"„",null,"”"]},quotesSecondaryPl:{from:Uf("'"),to:[null,"‚",null,"’"]}},Lf={symbols:["copyright","registeredTrademark","trademark"],mathematical:["oneHalf","oneThird","twoThirds","oneForth","threeQuarters","lessThanOrEqual","greaterThanOrEqual","notEqual","arrowLeft","arrowRight"],typography:["horizontalEllipsis","enDash","emDash"],quotes:["quotesPrimary","quotesSecondary"]},Hf=["symbols","mathematical","typography","quotes"];function $f(e){return"string"==typeof e?new RegExp(`(${Df(e)})$`):e}function Wf(e){return"string"==typeof e?()=>[e]:e instanceof Array?()=>e:e}function jf(e){return(e.textNode?e.textNode:e.nodeAfter).getAttributes()}function Uf(e){return new RegExp(`(^|\\s)(${e})([^${e}]*)(${e})$`)}function qf(e,t,i,n){return n.createRange(Kf(e,t,i,!0,n),Kf(e,t,i,!1,n))}function Kf(e,t,i,n,s){let o=e.textNode||(n?e.nodeBefore:e.nodeAfter),r=null;for(;o&&o.getAttribute(t)==i;)r=o,o=n?o.previousSibling:o.nextSibling;return r?s.createPositionAt(r,n?"before":"after"):e}function Gf(e,t,i,n){const s=e.editing.view,o=new Set;s.document.registerPostFixer((s=>{const r=e.model.document.selection;let a=!1;if(r.hasAttribute(t)){const l=qf(r.getFirstPosition(),t,r.getAttribute(t),e.model),c=e.editing.mapper.toViewRange(l);for(const e of c.getItems())e.is("element",i)&&!e.hasClass(n)&&(s.addClass(n,e),o.add(e),a=!0)}return a})),e.conversion.for("editingDowncast").add((e=>{function t(){s.change((e=>{for(const t of o.values())e.removeClass(n,t),o.delete(t)}))}e.on("insert",t,{priority:"highest"}),e.on("remove",t,{priority:"highest"}),e.on("attribute",t,{priority:"highest"}),e.on("selection",t,{priority:"highest"})}))}function Jf(e,t,i,n){let s,o=null;"function"==typeof n?s=n:(o=e.commands.get(n),s=()=>{e.execute(n)}),e.model.document.on("change:data",((r,a)=>{if(o&&!o.isEnabled||!t.isEnabled)return;const l=mo(e.model.document.selection.getRanges());if(!l.isCollapsed)return;if(a.isUndo||!a.isLocal)return;const c=Array.from(e.model.document.differ.getChanges()),d=c[0];if(1!=c.length||"insert"!==d.type||"$text"!=d.name||1!=d.length)return;const h=d.position.parent;if(h.is("element","codeBlock"))return;if(h.is("element","listItem")&&"function"!=typeof n&&!["numberedList","bulletedList","todoList"].includes(n))return;if(o&&!0===o.value)return;const u=h.getChild(0),m=e.model.createRangeOn(u);if(!m.containsRange(l)&&!l.end.isEqual(m.end))return;const g=i.exec(u.data.substr(0,l.end.offset));g&&e.model.enqueueChange((t=>{const i=t.createPositionAt(h,0),n=t.createPositionAt(h,g[0].length),o=new Ld(i,n);if(!1!==s({match:g})){t.remove(o);const i=e.model.document.selection.getFirstRange(),n=t.createRangeIn(h);!h.isEmpty||n.isEqual(i)||n.containsRange(i,!0)||t.remove(h)}o.detach(),e.model.enqueueChange((()=>{e.plugins.get("Delete").requestUndoOnBackspace()}))}))}))}function Qf(e,t,i,n){let s,o;i instanceof RegExp?s=i:o=i,o=o||(e=>{let t;const i=[],n=[];for(;null!==(t=s.exec(e))&&!(t&&t.length<4);){let{index:e,1:s,2:o,3:r}=t;const a=s+o+r;e+=t[0].length-a.length;const l=[e,e+s.length],c=[e+s.length+o.length,e+s.length+o.length+r.length];i.push(l),i.push(c),n.push([e+s.length,e+s.length+o.length])}return{remove:i,format:n}}),e.model.document.on("change:data",((i,s)=>{if(s.isUndo||!s.isLocal||!t.isEnabled)return;const r=e.model,a=r.document.selection;if(!a.isCollapsed)return;const l=Array.from(r.document.differ.getChanges()),c=l[0];if(1!=l.length||"insert"!==c.type||"$text"!=c.name||1!=c.length)return;const d=a.focus,h=d.parent,{text:u,range:m}=function(e,t){let i=e.start;const n=Array.from(e.getItems()).reduce(((e,n)=>!n.is("$text")&&!n.is("$textProxy")||n.getAttribute("code")?(i=t.createPositionAfter(n),""):e+n.data),"");return{text:n,range:t.createRange(i,e.end)}}(r.createRange(r.createPositionAt(h,0),d),r),g=o(u),f=Yf(m.start,g.format,r),p=Yf(m.start,g.remove,r);f.length&&p.length&&r.enqueueChange((t=>{if(!1!==n(t,f)){for(const e of p.reverse())t.remove(e);r.enqueueChange((()=>{e.plugins.get("Delete").requestUndoOnBackspace()}))}}))}))}function Yf(e,t,i){return t.filter((e=>void 0!==e[0]&&void 0!==e[1])).map((t=>i.createRange(e.getShiftedBy(t[0]),e.getShiftedBy(t[1]))))}function Xf(e,t){return(i,n)=>{if(!e.commands.get(t).isEnabled)return!1;const s=e.model.schema.getValidRanges(n,t);for(const e of s)i.setAttribute(t,!0,e);i.removeSelectionAttribute(t)}}class Zf extends ec{constructor(e){super(e);const t=this.document;function i(e){return(i,n)=>{n.preventDefault();const s=n.dropRange?[n.dropRange]:null,o=new p(t,e);t.fire(o,{dataTransfer:n.dataTransfer,method:i.name,targetRanges:s,target:n.target}),o.stop.called&&n.stopPropagation()}}this.domEventType=["paste","copy","cut","drop","dragover","dragstart","dragend","dragenter","dragleave"],this.listenTo(t,"paste",i("clipboardInput"),{priority:"low"}),this.listenTo(t,"drop",i("clipboardInput"),{priority:"low"}),this.listenTo(t,"dragover",i("dragging"),{priority:"low"})}onDomEvent(e){const t="clipboardData"in e?e.clipboardData:e.dataTransfer,i="drop"==e.type||"paste"==e.type,n={dataTransfer:new ld(t,{cacheFiles:i})};"drop"!=e.type&&"dragover"!=e.type||(n.dropRange=function(e,t){const i=t.target.ownerDocument,n=t.clientX,s=t.clientY;let o;i.caretRangeFromPoint&&i.caretRangeFromPoint(n,s)?o=i.caretRangeFromPoint(n,s):t.rangeParent&&(o=i.createRange(),o.setStart(t.rangeParent,t.rangeOffset),o.collapse(!0));if(o)return e.domConverter.domRangeToView(o);return null}(this.view,e)),this.fire(e.type,e,n)}}const ep=["figcaption","li"];function tp(e){let t="";if(e.is("$text")||e.is("$textProxy"))t=e.data;else if(e.is("element","img")&&e.hasAttribute("alt"))t=e.getAttribute("alt");else if(e.is("element","br"))t="\n";else{let i=null;for(const n of e.getChildren()){const e=tp(n);i&&(i.is("containerElement")||n.is("containerElement"))&&(ep.includes(i.name)||ep.includes(n.name)?t+="\n":t+="\n\n"),t+=e,i=n}}return t}class ip extends ur{static get pluginName(){return"ClipboardPipeline"}init(){this.editor.editing.view.addObserver(Zf),this._setupPasteDrop(),this._setupCopyCut()}_setupPasteDrop(){const e=this.editor,t=e.model,i=e.editing.view,n=i.document;this.listenTo(n,"clipboardInput",(t=>{e.isReadOnly&&t.stop()}),{priority:"highest"}),this.listenTo(n,"clipboardInput",((e,t)=>{const n=t.dataTransfer;let s;if(t.content)s=t.content;else{let e="";n.getData("text/html")?e=function(e){return e.replace(/<span(?: class="Apple-converted-space"|)>(\s+)<\/span>/g,((e,t)=>1==t.length?" ":t)).replace(/<!--[\s\S]*?-->/g,"")}(n.getData("text/html")):n.getData("text/plain")&&(((o=(o=n.getData("text/plain")).replace(/</g,"&lt;").replace(/>/g,"&gt;").replace(/\r?\n\r?\n/g,"</p><p>").replace(/\r?\n/g,"<br>").replace(/\t/g,"&nbsp;&nbsp;&nbsp;&nbsp;").replace(/^\s/,"&nbsp;").replace(/\s$/,"&nbsp;").replace(/\s\s/g," &nbsp;")).includes("</p><p>")||o.includes("<br>"))&&(o=`<p>${o}</p>`),e=o),s=this.editor.data.htmlProcessor.toView(e)}var o;const r=new p(this,"inputTransformation");this.fire(r,{content:s,dataTransfer:n,targetRanges:t.targetRanges,method:t.method}),r.stop.called&&e.stop(),i.scrollToTheSelection()}),{priority:"low"}),this.listenTo(this,"inputTransformation",((e,i)=>{if(i.content.isEmpty)return;const n=this.editor.data.toModel(i.content,"$clipboardHolder");0!=n.childCount&&(e.stop(),t.change((()=>{this.fire("contentInsertion",{content:n,method:i.method,dataTransfer:i.dataTransfer,targetRanges:i.targetRanges})})))}),{priority:"low"}),this.listenTo(this,"contentInsertion",((e,i)=>{i.resultRange=t.insertContent(i.content)}),{priority:"low"})}_setupCopyCut(){const e=this.editor,t=e.model.document,i=e.editing.view.document,n=(n,s)=>{const o=s.dataTransfer;s.preventDefault();const r=e.data.toView(e.model.getSelectedContent(t.selection));i.fire("clipboardOutput",{dataTransfer:o,content:r,method:n.name})};this.listenTo(i,"copy",n,{priority:"low"}),this.listenTo(i,"cut",((t,i)=>{e.isReadOnly?i.preventDefault():n(t,i)}),{priority:"low"}),this.listenTo(i,"clipboardOutput",((i,n)=>{n.content.isEmpty||(n.dataTransfer.setData("text/html",this.editor.data.htmlProcessor.toData(n.content)),n.dataTransfer.setData("text/plain",tp(n.content))),"cut"==n.method&&e.model.deleteContent(t.selection)}),{priority:"low"})}}function*np(e,t){for(const i of t)i&&e.getAttributeProperties(i[0]).copyOnEnter&&(yield i)}class sp extends gr{execute(){this.editor.model.change((e=>{this.enterBlock(e),this.fire("afterExecute",{writer:e})}))}enterBlock(e){const t=this.editor.model,i=t.document.selection,n=t.schema,s=i.isCollapsed,o=i.getFirstRange(),r=o.start.parent,a=o.end.parent;if(n.isLimit(r)||n.isLimit(a))return s||r!=a||t.deleteContent(i),!1;if(s){const t=np(e.model.schema,i.getAttributes());return op(e,o.start),e.setSelectionAttribute(t),!0}{const n=!(o.start.isAtStart&&o.end.isAtEnd),s=r==a;if(t.deleteContent(i,{leaveUnmerged:n}),n){if(s)return op(e,i.focus),!0;e.setSelection(a,0)}}return!1}}function op(e,t){e.split(t),e.setSelection(t.parent.nextSibling,0)}const rp={insertParagraph:{isSoft:!1},insertLineBreak:{isSoft:!0}};class ap extends Yl{constructor(e){super(e);const t=this.document;t.on("beforeinput",((i,n)=>{if(!this.isEnabled)return;const s=n.domEvent,o=rp[n.inputType];if(!o)return;const r=new Ya(t,"enter",n.targetRanges[0]);t.fire(r,new Zl(e,s,{isSoft:o.isSoft})),r.stop.called&&i.stop()}))}observe(){}}class lp extends ur{static get pluginName(){return"Enter"}init(){const e=this.editor,t=e.editing.view,i=t.document;t.addObserver(ap),e.commands.add("enter",new sp(e)),this.listenTo(i,"enter",((n,s)=>{i.isComposing||s.preventDefault(),s.isSoft||(e.execute("enter"),t.scrollToTheSelection())}),{priority:"low"})}}class cp extends gr{execute(){const e=this.editor.model,t=e.document;e.change((i=>{!function(e,t,i){const n=i.isCollapsed,s=i.getFirstRange(),o=s.start.parent,r=s.end.parent,a=o==r;if(n){const n=np(e.schema,i.getAttributes());dp(e,t,s.end),t.removeSelectionAttribute(i.getAttributeKeys()),t.setSelectionAttribute(n)}else{const n=!(s.start.isAtStart&&s.end.isAtEnd);e.deleteContent(i,{leaveUnmerged:n}),a?dp(e,t,i.focus):n&&t.setSelection(r,0)}}(e,i,t.selection),this.fire("afterExecute",{writer:i})}))}refresh(){const e=this.editor.model,t=e.document;this.isEnabled=function(e,t){if(t.rangeCount>1)return!1;const i=t.anchor;if(!i||!e.checkChild(i,"softBreak"))return!1;const n=t.getFirstRange(),s=n.start.parent,o=n.end.parent;if((hp(s,e)||hp(o,e))&&s!==o)return!1;return!0}(e.schema,t.selection)}}function dp(e,t,i){const n=t.createElement("softBreak");e.insertContent(n,i),t.setSelection(n,"after")}function hp(e,t){return!e.is("rootElement")&&(t.isLimit(e)||hp(e.parent,t))}class up extends ur{static get pluginName(){return"ShiftEnter"}init(){const e=this.editor,t=e.model.schema,i=e.conversion,n=e.editing.view,s=n.document;t.register("softBreak",{allowWhere:"$text",isInline:!0}),i.for("upcast").elementToElement({model:"softBreak",view:"br"}),i.for("downcast").elementToElement({model:"softBreak",view:(e,{writer:t})=>t.createEmptyElement("br")}),n.addObserver(ap),e.commands.add("shiftEnter",new cp(e)),this.listenTo(s,"enter",((t,i)=>{s.isComposing||i.preventDefault(),i.isSoft&&(e.execute("shiftEnter"),n.scrollToTheSelection())}),{priority:"low"})}}class mp extends(V()){constructor(){super(),this._stack=[]}add(e,t){const i=this._stack,n=i[0];this._insertDescriptor(e);const s=i[0];n===s||gp(n,s)||this.fire("change:top",{oldDescriptor:n,newDescriptor:s,writer:t})}remove(e,t){const i=this._stack,n=i[0];this._removeDescriptor(e);const s=i[0];n===s||gp(n,s)||this.fire("change:top",{oldDescriptor:n,newDescriptor:s,writer:t})}_insertDescriptor(e){const t=this._stack,i=t.findIndex((t=>t.id===e.id));if(gp(e,t[i]))return;i>-1&&t.splice(i,1);let n=0;for(;t[n]&&fp(t[n],e);)n++;t.splice(n,0,e)}_removeDescriptor(e){const t=this._stack,i=t.findIndex((t=>t.id===e));i>-1&&t.splice(i,1)}}function gp(e,t){return e&&t&&e.priority==t.priority&&pp(e.classes)==pp(t.classes)}function fp(e,t){return e.priority>t.priority||!(e.priority<t.priority)&&pp(e.classes)>pp(t.classes)}function pp(e){return Array.isArray(e)?e.sort().join(","):e}const bp='<svg viewBox="0 0 16 16" xmlns="http://www.w3.org/2000/svg"><path d="M4 0v1H1v3H0V.5A.5.5 0 0 1 .5 0H4zm8 0h3.5a.5.5 0 0 1 .5.5V4h-1V1h-3V0zM4 16H.5a.5.5 0 0 1-.5-.5V12h1v3h3v1zm8 0v-1h3v-3h1v3.5a.5.5 0 0 1-.5.5H12z"/><path fill-opacity=".256" d="M1 1h14v14H1z"/><g class="ck-icon__selected-indicator"><path d="M7 0h2v1H7V0zM0 7h1v2H0V7zm15 0h1v2h-1V7zm-8 8h2v1H7v-1z"/><path fill-opacity=".254" d="M1 1h14v14H1z"/></g></svg>',wp="ck-widget",vp="ck-widget_selected";function _p(e){return!!e.is("element")&&!!e.getCustomProperty("widget")}function yp(e,t,i={}){if(!e.is("containerElement"))throw new k("widget-to-widget-wrong-element-type",null,{element:e});return t.setAttribute("contenteditable","false",e),t.addClass(wp,e),t.setCustomProperty("widget",!0,e),e.getFillerOffset=Ep,t.setCustomProperty("widgetLabel",[],e),i.label&&function(e,t){const i=e.getCustomProperty("widgetLabel");i.push(t)}(e,i.label),i.hasSelectionHandle&&function(e,t){const i=t.createUIElement("div",{class:"ck ck-widget__selection-handle"},(function(e){const t=this.toDomElement(e),i=new qo;return i.set("content",bp),i.render(),t.appendChild(i.element),t}));t.insert(t.createPositionAt(e,0),i),t.addClass(["ck-widget_with-selection-handle"],e)}(e,t),Cp(e,t),e}function kp(e,t,i){if(t.classes&&i.addClass(ro(t.classes),e),t.attributes)for(const n in t.attributes)i.setAttribute(n,t.attributes[n],e)}function Ap(e,t,i){if(t.classes&&i.removeClass(ro(t.classes),e),t.attributes)for(const n in t.attributes)i.removeAttribute(n,e)}function Cp(e,t,i=kp,n=Ap){const s=new mp;s.on("change:top",((t,s)=>{s.oldDescriptor&&n(e,s.oldDescriptor,s.writer),s.newDescriptor&&i(e,s.newDescriptor,s.writer)}));t.setCustomProperty("addHighlight",((e,t,i)=>s.add(t,i)),e),t.setCustomProperty("removeHighlight",((e,t,i)=>s.remove(t,i)),e)}function Tp(e,t,i={}){return t.addClass(["ck-editor__editable","ck-editor__nested-editable"],e),t.setAttribute("role","textbox",e),i.label&&t.setAttribute("aria-label",i.label,e),t.setAttribute("contenteditable",e.isReadOnly?"false":"true",e),e.on("change:isReadOnly",((i,n,s)=>{t.setAttribute("contenteditable",s?"false":"true",e)})),e.on("change:isFocused",((i,n,s)=>{s?t.addClass("ck-editor__nested-editable_focused",e):t.removeClass("ck-editor__nested-editable_focused",e)})),Cp(e,t),e}function xp(e,t){const i=e.getSelectedElement();if(i){const n=Ip(e);if(n)return t.createRange(t.createPositionAt(i,n))}return sm(e,t)}function Ep(){return null}const Sp="widget-type-around";function Pp(e,t,i){return!!e&&_p(e)&&!i.isInline(t)}function Ip(e){return e.getAttribute(Sp)}const Rp=["before","after"],Vp=(new DOMParser).parseFromString('<svg viewBox="0 0 10 8" xmlns="http://www.w3.org/2000/svg"><path d="M9.055.263v3.972h-6.77M1 4.216l2-2.038m-2 2 2 2.038"/></svg>',"image/svg+xml").firstChild,Op="ck-widget__type-around_disabled";class Bp extends ur{static get pluginName(){return"WidgetTypeAround"}static get requires(){return[lp,Ef]}constructor(e){super(e),this._currentFakeCaretModelElement=null}init(){const e=this.editor,t=e.editing.view;this.on("change:isEnabled",((i,n,s)=>{t.change((e=>{for(const i of t.document.roots)s?e.removeClass(Op,i):e.addClass(Op,i)})),s||e.model.change((e=>{e.removeSelectionAttribute(Sp)}))})),this._enableTypeAroundUIInjection(),this._enableInsertingParagraphsOnButtonClick(),this._enableInsertingParagraphsOnEnterKeypress(),this._enableInsertingParagraphsOnTypingKeystroke(),this._enableTypeAroundFakeCaretActivationUsingKeyboardArrows(),this._enableDeleteIntegration(),this._enableInsertContentIntegration(),this._enableInsertObjectIntegration(),this._enableDeleteContentIntegration()}destroy(){super.destroy(),this._currentFakeCaretModelElement=null}_insertParagraph(e,t){const i=this.editor,n=i.editing.view,s=i.model.schema.getAttributesWithProperty(e,"copyOnReplace",!0);i.execute("insertParagraph",{position:i.model.createPositionAt(e,t),attributes:s}),n.focus(),n.scrollToTheSelection()}_listenToIfEnabled(e,t,i,n){this.listenTo(e,t,((...e)=>{this.isEnabled&&i(...e)}),n)}_insertParagraphAccordingToFakeCaretPosition(){const e=this.editor.model.document.selection,t=Ip(e);if(!t)return!1;const i=e.getSelectedElement();return this._insertParagraph(i,t),!0}_enableTypeAroundUIInjection(){const e=this.editor,t=e.model.schema,i=e.locale.t,n={before:i("Insert paragraph before block"),after:i("Insert paragraph after block")};e.editing.downcastDispatcher.on("insert",((e,s,o)=>{const r=o.mapper.toViewElement(s.item);if(r&&Pp(r,s.item,t)){!function(e,t,i){const n=e.createUIElement("div",{class:"ck ck-reset_all ck-widget__type-around"},(function(e){const i=this.toDomElement(e);return function(e,t){for(const i of Rp){const n=new Co({tag:"div",attributes:{class:["ck","ck-widget__type-around__button",`ck-widget__type-around__button_${i}`],title:t[i],"aria-hidden":"true"},children:[e.ownerDocument.importNode(Vp,!0)]});e.appendChild(n.render())}}(i,t),function(e){const t=new Co({tag:"div",attributes:{class:["ck","ck-widget__type-around__fake-caret"]}});e.appendChild(t.render())}(i),i}));e.insert(e.createPositionAt(i,"end"),n)}(o.writer,n,r);r.getCustomProperty("widgetLabel").push((()=>this.isEnabled?i("Press Enter to type after or press Shift + Enter to type before the widget"):""))}}),{priority:"low"})}_enableTypeAroundFakeCaretActivationUsingKeyboardArrows(){const e=this.editor,t=e.model,i=t.document.selection,n=t.schema,s=e.editing.view;function o(e){return`ck-widget_type-around_show-fake-caret_${e}`}this._listenToIfEnabled(s.document,"arrowKey",((e,t)=>{this._handleArrowKeyPress(e,t)}),{context:[_p,"$text"],priority:"high"}),this._listenToIfEnabled(i,"change:range",((t,i)=>{i.directChange&&e.model.change((e=>{e.removeSelectionAttribute(Sp)}))})),this._listenToIfEnabled(t.document,"change:data",(()=>{const t=i.getSelectedElement();if(t){if(Pp(e.editing.mapper.toViewElement(t),t,n))return}e.model.change((e=>{e.removeSelectionAttribute(Sp)}))})),this._listenToIfEnabled(e.editing.downcastDispatcher,"selection",((e,t,i)=>{const s=i.writer;if(this._currentFakeCaretModelElement){const e=i.mapper.toViewElement(this._currentFakeCaretModelElement);e&&(s.removeClass(Rp.map(o),e),this._currentFakeCaretModelElement=null)}const r=t.selection.getSelectedElement();if(!r)return;const a=i.mapper.toViewElement(r);if(!Pp(a,r,n))return;const l=Ip(t.selection);l&&(s.addClass(o(l),a),this._currentFakeCaretModelElement=r)})),this._listenToIfEnabled(e.ui.focusTracker,"change:isFocused",((t,i,n)=>{n||e.model.change((e=>{e.removeSelectionAttribute(Sp)}))}))}_handleArrowKeyPress(e,t){const i=this.editor,n=i.model,s=n.document.selection,o=n.schema,r=i.editing.view,a=function(e,t){const i=oo(e,t);return"down"===i||"right"===i}(t.keyCode,i.locale.contentLanguageDirection),l=r.document.selection.getSelectedElement();let c;Pp(l,i.editing.mapper.toModelElement(l),o)?c=this._handleArrowKeyPressOnSelectedWidget(a):s.isCollapsed?c=this._handleArrowKeyPressWhenSelectionNextToAWidget(a):t.shiftKey||(c=this._handleArrowKeyPressWhenNonCollapsedSelection(a)),c&&(t.preventDefault(),e.stop())}_handleArrowKeyPressOnSelectedWidget(e){const t=this.editor.model,i=Ip(t.document.selection);return t.change((t=>{if(!i)return t.setSelectionAttribute(Sp,e?"after":"before"),!0;if(!(i===(e?"after":"before")))return t.removeSelectionAttribute(Sp),!0;return!1}))}_handleArrowKeyPressWhenSelectionNextToAWidget(e){const t=this.editor,i=t.model,n=i.schema,s=t.plugins.get("Widget"),o=s._getObjectElementNextToSelection(e);return!!Pp(t.editing.mapper.toViewElement(o),o,n)&&(i.change((t=>{s._setSelectionOverElement(o),t.setSelectionAttribute(Sp,e?"before":"after")})),!0)}_handleArrowKeyPressWhenNonCollapsedSelection(e){const t=this.editor,i=t.model,n=i.schema,s=t.editing.mapper,o=i.document.selection,r=e?o.getLastPosition().nodeBefore:o.getFirstPosition().nodeAfter;return!!Pp(s.toViewElement(r),r,n)&&(i.change((t=>{t.setSelection(r,"on"),t.setSelectionAttribute(Sp,e?"after":"before")})),!0)}_enableInsertingParagraphsOnButtonClick(){const e=this.editor,t=e.editing.view;this._listenToIfEnabled(t.document,"mousedown",((i,n)=>{const s=n.domTarget.closest(".ck-widget__type-around__button");if(!s)return;const o=function(e){return e.classList.contains("ck-widget__type-around__button_before")?"before":"after"}(s),r=function(e,t){const i=e.closest(".ck-widget");return t.mapDomToView(i)}(s,t.domConverter),a=e.editing.mapper.toModelElement(r);this._insertParagraph(a,o),n.preventDefault(),i.stop()}))}_enableInsertingParagraphsOnEnterKeypress(){const e=this.editor,t=e.model.document.selection,i=e.editing.view;this._listenToIfEnabled(i.document,"enter",((i,n)=>{if("atTarget"!=i.eventPhase)return;const s=t.getSelectedElement(),o=e.editing.mapper.toViewElement(s),r=e.model.schema;let a;this._insertParagraphAccordingToFakeCaretPosition()?a=!0:Pp(o,s,r)&&(this._insertParagraph(s,n.isSoft?"before":"after"),a=!0),a&&(n.preventDefault(),i.stop())}),{context:_p})}_enableInsertingParagraphsOnTypingKeystroke(){const e=this.editor.editing.view.document;this._listenToIfEnabled(e,"insertText",((t,i)=>{this._insertParagraphAccordingToFakeCaretPosition()&&(i.selection=e.selection)}),{priority:"high"}),l.isAndroid?this._listenToIfEnabled(e,"keydown",((e,t)=>{229==t.keyCode&&this._insertParagraphAccordingToFakeCaretPosition()})):this._listenToIfEnabled(e,"compositionstart",(()=>{this._insertParagraphAccordingToFakeCaretPosition()}),{priority:"high"})}_enableDeleteIntegration(){const e=this.editor,t=e.editing.view,i=e.model,n=i.schema;this._listenToIfEnabled(t.document,"delete",((t,s)=>{if("atTarget"!=t.eventPhase)return;const o=Ip(i.document.selection);if(!o)return;const r=s.direction,a=i.document.selection.getSelectedElement(),l="forward"==r;if("before"===o===l)e.execute("delete",{selection:i.createSelection(a,"on")});else{const t=n.getNearestSelectionRange(i.createPositionAt(a,o),r);if(t)if(t.isCollapsed){const s=i.createSelection(t.start);if(i.modifySelection(s,{direction:r}),s.focus.isEqual(t.start)){const e=function(e,t){let i=t;for(const n of t.getAncestors({parentFirst:!0})){if(n.childCount>1||e.isLimit(n))break;i=n}return i}(n,t.start.parent);i.deleteContent(i.createSelection(e,"on"),{doNotAutoparagraph:!0})}else i.change((i=>{i.setSelection(t),e.execute(l?"deleteForward":"delete")}))}else i.change((i=>{i.setSelection(t),e.execute(l?"deleteForward":"delete")}))}s.preventDefault(),t.stop()}),{context:_p})}_enableInsertContentIntegration(){const e=this.editor,t=this.editor.model,i=t.document.selection;this._listenToIfEnabled(e.model,"insertContent",((e,[n,s])=>{if(s&&!s.is("documentSelection"))return;const o=Ip(i);return o?(e.stop(),t.change((e=>{const s=i.getSelectedElement(),r=t.createPositionAt(s,o),a=e.createSelection(r),l=t.insertContent(n,a);return e.setSelection(a),l}))):void 0}),{priority:"high"})}_enableInsertObjectIntegration(){const e=this.editor,t=this.editor.model.document.selection;this._listenToIfEnabled(e.model,"insertObject",((e,i)=>{const[,n,,s={}]=i;if(n&&!n.is("documentSelection"))return;const o=Ip(t);o&&(s.findOptimalPosition=o,i[3]=s)}),{priority:"high"})}_enableDeleteContentIntegration(){const e=this.editor,t=this.editor.model.document.selection;this._listenToIfEnabled(e.model,"deleteContent",((e,[i])=>{if(i&&!i.is("documentSelection"))return;Ip(t)&&e.stop()}),{priority:"high"})}}function Np(e){const t=e.model;return(i,n)=>{const s=n.keyCode==eo.arrowup,o=n.keyCode==eo.arrowdown,r=n.shiftKey,a=t.document.selection;if(!s&&!o)return;const l=o;if(r&&function(e,t){return!e.isCollapsed&&e.isBackward==t}(a,l))return;const c=function(e,t,i){const n=e.model;if(i){const e=t.isCollapsed?t.focus:t.getLastPosition(),i=Mp(n,e,"forward");if(!i)return null;const s=n.createRange(e,i),o=Fp(n.schema,s,"backward");return o?n.createRange(e,o):null}{const e=t.isCollapsed?t.focus:t.getFirstPosition(),i=Mp(n,e,"backward");if(!i)return null;const s=n.createRange(i,e),o=Fp(n.schema,s,"forward");return o?n.createRange(o,e):null}}(e,a,l);if(c){if(c.isCollapsed){if(a.isCollapsed)return;if(r)return}(c.isCollapsed||function(e,t,i){const n=e.model,s=e.view.domConverter;if(i){const e=n.createSelection(t.start);n.modifySelection(e),e.focus.isAtEnd||t.start.isEqual(e.focus)||(t=n.createRange(e.focus,t.end))}const o=e.mapper.toViewRange(t),r=s.viewRangeToDom(o),a=Ss.getDomRangeRects(r);let l;for(const e of a)if(void 0!==l){if(Math.round(e.top)>=l)return!1;l=Math.max(l,Math.round(e.bottom))}else l=Math.round(e.bottom);return!0}(e,c,l))&&(t.change((e=>{const i=l?c.end:c.start;if(r){const n=t.createSelection(a.anchor);n.setFocus(i),e.setSelection(n)}else e.setSelection(i)})),i.stop(),n.preventDefault(),n.stopPropagation())}}}function Mp(e,t,i){const n=e.schema,s=e.createRangeIn(t.root),o="forward"==i?"elementStart":"elementEnd";for(const{previousPosition:e,item:r,type:a}of s.getWalker({startPosition:t,direction:i})){if(n.isLimit(r)&&!n.isInline(r))return e;if(a==o&&n.isBlock(r))return null}return null}function Fp(e,t,i){const n="backward"==i?t.end:t.start;if(e.checkChild(n,"$text"))return n;for(const{nextPosition:n}of t.getWalker({direction:i}))if(e.checkChild(n,"$text"))return n;return null}class Dp extends ur{static get pluginName(){return"Widget"}static get requires(){return[Bp,Ef]}init(){const e=this.editor,t=e.editing.view,i=t.document;this._previouslySelected=new Set,this.editor.editing.downcastDispatcher.on("selection",((t,i,n)=>{const s=n.writer,o=i.selection;if(o.isCollapsed)return;const r=o.getSelectedElement();if(!r)return;const a=e.editing.mapper.toViewElement(r);var l;_p(a)&&(n.consumable.consume(o,"selection")&&s.setSelection(s.createRangeOn(a),{fake:!0,label:(l=a,l.getCustomProperty("widgetLabel").reduce(((e,t)=>"function"==typeof t?e?e+". "+t():t():e?e+". "+t:t),""))}))})),this.editor.editing.downcastDispatcher.on("selection",((e,t,i)=>{this._clearPreviouslySelectedWidgets(i.writer);const n=i.writer,s=n.document.selection;let o=null;for(const e of s.getRanges())for(const t of e){const e=t.item;_p(e)&&!zp(e,o)&&(n.addClass(vp,e),this._previouslySelected.add(e),o=e)}}),{priority:"low"}),t.addObserver(mm),this.listenTo(i,"mousedown",((...e)=>this._onMousedown(...e))),this.listenTo(i,"arrowKey",((...e)=>{this._handleSelectionChangeOnArrowKeyPress(...e)}),{context:[_p,"$text"]}),this.listenTo(i,"arrowKey",((...e)=>{this._preventDefaultOnArrowKeyPress(...e)}),{context:"$root"}),this.listenTo(i,"arrowKey",Np(this.editor.editing),{context:"$text"}),this.listenTo(i,"delete",((e,t)=>{this._handleDelete("forward"==t.direction)&&(t.preventDefault(),e.stop())}),{context:"$root"})}_onMousedown(e,t){const i=this.editor,n=i.editing.view,s=n.document;let o=t.target;if(function(e){let t=e;for(;t;){if(t.is("editableElement")&&!t.is("rootElement"))return!0;if(_p(t))return!1;t=t.parent}return!1}(o)){if((l.isSafari||l.isGecko)&&t.domEvent.detail>=3){const e=i.editing.mapper,n=o.is("attributeElement")?o.findAncestor((e=>!e.is("attributeElement"))):o,s=e.toModelElement(n);t.preventDefault(),this.editor.model.change((e=>{e.setSelection(s,"in")}))}return}if(!_p(o)&&(o=o.findAncestor(_p),!o))return;l.isAndroid&&t.preventDefault(),s.isFocused||n.focus();const r=i.editing.mapper.toModelElement(o);this._setSelectionOverElement(r)}_handleSelectionChangeOnArrowKeyPress(e,t){const i=t.keyCode,n=this.editor.model,s=n.schema,o=n.document.selection,r=o.getSelectedElement(),a=oo(i,this.editor.locale.contentLanguageDirection),l="down"==a||"right"==a,c="up"==a||"down"==a;if(r&&s.isObject(r)){const i=l?o.getLastPosition():o.getFirstPosition(),r=s.getNearestSelectionRange(i,l?"forward":"backward");return void(r&&(n.change((e=>{e.setSelection(r)})),t.preventDefault(),e.stop()))}if(!o.isCollapsed&&!t.shiftKey){const i=o.getFirstPosition(),r=o.getLastPosition(),a=i.nodeAfter,c=r.nodeBefore;return void((a&&s.isObject(a)||c&&s.isObject(c))&&(n.change((e=>{e.setSelection(l?r:i)})),t.preventDefault(),e.stop()))}if(!o.isCollapsed)return;const d=this._getObjectElementNextToSelection(l);if(d&&s.isObject(d)){if(s.isInline(d)&&c)return;this._setSelectionOverElement(d),t.preventDefault(),e.stop()}}_preventDefaultOnArrowKeyPress(e,t){const i=this.editor.model,n=i.schema,s=i.document.selection.getSelectedElement();s&&n.isObject(s)&&(t.preventDefault(),e.stop())}_handleDelete(e){if(this.editor.isReadOnly)return;const t=this.editor.model.document.selection;if(!t.isCollapsed)return;const i=this._getObjectElementNextToSelection(e);return i?(this.editor.model.change((e=>{let n=t.anchor.parent;for(;n.isEmpty;){const t=n;n=t.parent,e.remove(t)}this._setSelectionOverElement(i)})),!0):void 0}_setSelectionOverElement(e){this.editor.model.change((t=>{t.setSelection(t.createRangeOn(e))}))}_getObjectElementNextToSelection(e){const t=this.editor.model,i=t.schema,n=t.document.selection,s=t.createSelection(n);if(t.modifySelection(s,{direction:e?"forward":"backward"}),s.isEqual(n))return null;const o=e?s.focus.nodeBefore:s.focus.nodeAfter;return o&&i.isObject(o)?o:null}_clearPreviouslySelectedWidgets(e){for(const t of this._previouslySelected)e.removeClass(vp,t);this._previouslySelected.clear()}}function zp(e,t){return!!t&&Array.from(e.getAncestors()).includes(t)}class Lp extends ur{static get requires(){return[Gg]}static get pluginName(){return"WidgetToolbarRepository"}init(){const e=this.editor;if(e.plugins.has("BalloonToolbar")){const t=e.plugins.get("BalloonToolbar");this.listenTo(t,"show",(t=>{(function(e){const t=e.getSelectedElement();return!(!t||!_p(t))})(e.editing.view.document.selection)&&t.stop()}),{priority:"high"})}this._toolbarDefinitions=new Map,this._balloon=this.editor.plugins.get("ContextualBalloon"),this.on("change:isEnabled",(()=>{this._updateToolbarsVisibility()})),this.listenTo(e.ui,"update",(()=>{this._updateToolbarsVisibility()})),this.listenTo(e.ui.focusTracker,"change:isFocused",(()=>{this._updateToolbarsVisibility()}),{priority:"low"})}destroy(){super.destroy();for(const e of this._toolbarDefinitions.values())e.view.destroy()}register(e,{ariaLabel:t,items:i,getRelatedElement:n,balloonClassName:s="ck-toolbar-container"}){if(!i.length)return void A("widget-toolbar-no-items",{toolbarId:e});const o=this.editor,r=o.t,a=new cg(o.locale);if(a.ariaLabel=t||r("Widget toolbar"),this._toolbarDefinitions.has(e))throw new k("widget-toolbar-duplicated",this,{toolbarId:e});const l={view:a,getRelatedElement:n,balloonClassName:s,itemsConfig:i,initialized:!1};o.ui.addToolbar(a,{isContextual:!0,beforeFocus:()=>{const e=n(o.editing.view.document.selection);e&&this._showToolbar(l,e)},afterBlur:()=>{this._hideToolbar(l)}}),this._toolbarDefinitions.set(e,l)}_updateToolbarsVisibility(){let e=0,t=null,i=null;for(const n of this._toolbarDefinitions.values()){const s=n.getRelatedElement(this.editor.editing.view.document.selection);if(this.isEnabled&&s)if(this.editor.ui.focusTracker.isFocused){const o=s.getAncestors().length;o>e&&(e=o,t=s,i=n)}else this._isToolbarVisible(n)&&this._hideToolbar(n);else this._isToolbarInBalloon(n)&&this._hideToolbar(n)}i&&this._showToolbar(i,t)}_hideToolbar(e){this._balloon.remove(e.view),this.stopListening(this._balloon,"change:visibleView")}_showToolbar(e,t){this._isToolbarVisible(e)?Hp(this.editor,t):this._isToolbarInBalloon(e)||(e.initialized||(e.initialized=!0,e.view.fillFromConfig(e.itemsConfig,this.editor.ui.componentFactory)),this._balloon.add({view:e.view,position:$p(this.editor,t),balloonClassName:e.balloonClassName}),this.listenTo(this._balloon,"change:visibleView",(()=>{for(const e of this._toolbarDefinitions.values())if(this._isToolbarVisible(e)){const t=e.getRelatedElement(this.editor.editing.view.document.selection);Hp(this.editor,t)}})))}_isToolbarVisible(e){return this._balloon.visibleView===e.view}_isToolbarInBalloon(e){return this._balloon.hasView(e.view)}}function Hp(e,t){const i=e.plugins.get("ContextualBalloon"),n=$p(e,t);i.updatePosition(n)}function $p(e,t){const i=e.editing.view,n=Cg.defaultPositions;return{target:i.domConverter.mapViewToDom(t),positions:[n.northArrowSouth,n.northArrowSouthWest,n.northArrowSouthEast,n.southArrowNorth,n.southArrowNorthWest,n.southArrowNorthEast,n.viewportStickyNorth]}}class Wp extends(G()){constructor(e){super(),this.set("activeHandlePosition",null),this.set("proposedWidthPercents",null),this.set("proposedWidth",null),this.set("proposedHeight",null),this.set("proposedHandleHostWidth",null),this.set("proposedHandleHostHeight",null),this._options=e,this._referenceCoordinates=null}get originalWidth(){return this._originalWidth}get originalHeight(){return this._originalHeight}get originalWidthPercents(){return this._originalWidthPercents}get aspectRatio(){return this._aspectRatio}begin(e,t,i){const n=new Ss(t);this.activeHandlePosition=function(e){const t=["top-left","top-right","bottom-right","bottom-left"];for(const i of t)if(e.classList.contains(jp(i)))return i}(e),this._referenceCoordinates=function(e,t){const i=new Ss(e),n=t.split("-"),s={x:"right"==n[1]?i.right:i.left,y:"bottom"==n[0]?i.bottom:i.top};return s.x+=e.ownerDocument.defaultView.scrollX,s.y+=e.ownerDocument.defaultView.scrollY,s}(t,function(e){const t=e.split("-"),i={top:"bottom",bottom:"top",left:"right",right:"left"};return`${i[t[0]]}-${i[t[1]]}`}(this.activeHandlePosition)),this._originalWidth=n.width,this._originalHeight=n.height,this._aspectRatio=n.width/n.height;const s=i.style.width;s&&s.match(/^\d+(\.\d*)?%$/)?this._originalWidthPercents=parseFloat(s):this._originalWidthPercents=function(e,t){const i=e.parentElement,n=parseFloat(i.ownerDocument.defaultView.getComputedStyle(i).width);return t.width/n*100}(i,n)}update(e){this.proposedWidth=e.width,this.proposedHeight=e.height,this.proposedWidthPercents=e.widthPercents,this.proposedHandleHostWidth=e.handleHostWidth,this.proposedHandleHostHeight=e.handleHostHeight}}function jp(e){return`ck-widget__resizer__handle-${e}`}class Up extends Ao{constructor(){super();const e=this.bindTemplate;this.setTemplate({tag:"div",attributes:{class:["ck","ck-size-view",e.to("_viewPosition",(e=>e?`ck-orientation-${e}`:""))],style:{display:e.if("_isVisible","none",(e=>!e))}},children:[{text:e.to("_label")}]})}_bindToState(e,t){this.bind("_isVisible").to(t,"proposedWidth",t,"proposedHeight",((e,t)=>null!==e&&null!==t)),this.bind("_label").to(t,"proposedHandleHostWidth",t,"proposedHandleHostHeight",t,"proposedWidthPercents",((t,i,n)=>"px"===e.unit?`${t}×${i}`:`${n}%`)),this.bind("_viewPosition").to(t,"activeHandlePosition",t,"proposedHandleHostWidth",t,"proposedHandleHostHeight",((e,t,i)=>t<50||i<50?"above-center":e))}_dismiss(){this.unbind(),this._isVisible=!1}}class qp extends(G()){constructor(e){super(),this._options=e,this._viewResizerWrapper=null,this.set("isEnabled",!0),this.set("isSelected",!1),this.bind("isVisible").to(this,"isEnabled",this,"isSelected",((e,t)=>e&&t)),this.decorate("begin"),this.decorate("cancel"),this.decorate("commit"),this.decorate("updateSize"),this.on("commit",(e=>{this.state.proposedWidth||this.state.proposedWidthPercents||(this._cleanup(),e.stop())}),{priority:"high"})}get state(){return this._state}show(){this._options.editor.editing.view.change((e=>{e.removeClass("ck-hidden",this._viewResizerWrapper)}))}hide(){this._options.editor.editing.view.change((e=>{e.addClass("ck-hidden",this._viewResizerWrapper)}))}attach(){const e=this,t=this._options.viewElement;this._options.editor.editing.view.change((i=>{const n=i.createUIElement("div",{class:"ck ck-reset_all ck-widget__resizer"},(function(t){const i=this.toDomElement(t);return e._appendHandles(i),e._appendSizeUI(i),i}));i.insert(i.createPositionAt(t,"end"),n),i.addClass("ck-widget_with-resizer",t),this._viewResizerWrapper=n,this.isVisible||this.hide()})),this.on("change:isVisible",(()=>{this.isVisible?(this.show(),this.redraw()):this.hide()}))}begin(e){this._state=new Wp(this._options),this._sizeView._bindToState(this._options,this.state),this._initialViewWidth=this._options.viewElement.getStyle("width"),this.state.begin(e,this._getHandleHost(),this._getResizeHost())}updateSize(e){const t=this._proposeNewSize(e);this._options.editor.editing.view.change((e=>{const i=this._options.unit||"%",n=("%"===i?t.widthPercents:t.width)+i;e.setStyle("width",n,this._options.viewElement)}));const i=this._getHandleHost(),n=new Ss(i),s=Math.round(n.width),o=Math.round(n.height),r=new Ss(i);t.width=Math.round(r.width),t.height=Math.round(r.height),this.redraw(n),this.state.update({...t,handleHostWidth:s,handleHostHeight:o})}commit(){const e=this._options.unit||"%",t=("%"===e?this.state.proposedWidthPercents:this.state.proposedWidth)+e;this._options.editor.editing.view.change((()=>{this._cleanup(),this._options.onCommit(t)}))}cancel(){this._cleanup()}destroy(){this.cancel()}redraw(e){const t=this._domResizerWrapper;if(!((i=t)&&i.ownerDocument&&i.ownerDocument.contains(i)))return;var i;const n=t.parentElement,s=this._getHandleHost(),o=this._viewResizerWrapper,r=[o.getStyle("width"),o.getStyle("height"),o.getStyle("left"),o.getStyle("top")];let a;if(n.isSameNode(s)){const t=e||new Ss(s);a=[t.width+"px",t.height+"px",void 0,void 0]}else a=[s.offsetWidth+"px",s.offsetHeight+"px",s.offsetLeft+"px",s.offsetTop+"px"];"same"!==ie(r,a)&&this._options.editor.editing.view.change((e=>{e.setStyle({width:a[0],height:a[1],left:a[2],top:a[3]},o)}))}containsHandle(e){return this._domResizerWrapper.contains(e)}static isResizeHandle(e){return e.classList.contains("ck-widget__resizer__handle")}_cleanup(){this._sizeView._dismiss();this._options.editor.editing.view.change((e=>{e.setStyle("width",this._initialViewWidth,this._options.viewElement)}))}_proposeNewSize(e){const t=this.state,i={x:(n=e).pageX,y:n.pageY};var n;const s=!this._options.isCentered||this._options.isCentered(this),o={x:t._referenceCoordinates.x-(i.x+t.originalWidth),y:i.y-t.originalHeight-t._referenceCoordinates.y};s&&t.activeHandlePosition.endsWith("-right")&&(o.x=i.x-(t._referenceCoordinates.x+t.originalWidth)),s&&(o.x*=2);let r=Math.abs(t.originalWidth+o.x),a=Math.abs(t.originalHeight+o.y);return"width"==(r/t.aspectRatio>a?"width":"height")?a=r/t.aspectRatio:r=a*t.aspectRatio,{width:Math.round(r),height:Math.round(a),widthPercents:Math.min(Math.round(t.originalWidthPercents/t.originalWidth*r*100)/100,100)}}_getResizeHost(){const e=this._domResizerWrapper.parentElement;return this._options.getResizeHost(e)}_getHandleHost(){const e=this._domResizerWrapper.parentElement;return this._options.getHandleHost(e)}get _domResizerWrapper(){return this._options.editor.editing.view.domConverter.mapViewToDom(this._viewResizerWrapper)}_appendHandles(e){const t=["top-left","top-right","bottom-right","bottom-left"];for(const n of t)e.appendChild(new Co({tag:"div",attributes:{class:"ck-widget__resizer__handle "+(i=n,`ck-widget__resizer__handle-${i}`)}}).render());var i}_appendSizeUI(e){this._sizeView=new Up,this._sizeView.render(),e.appendChild(this._sizeView.element)}}var Kp="Expected a function";const Gp=function(e,t,i){var n=!0,s=!0;if("function"!=typeof e)throw new TypeError(Kp);return L(i)&&(n="leading"in i?!!i.leading:n,s="trailing"in i?!!i.trailing:s),pc(e,t,{leading:n,maxWait:t,trailing:s})};class Jp extends ur{static get pluginName(){return"WidgetResize"}init(){const e=this.editor.editing,t=ks.window.document;this.set("selectedResizer",null),this.set("_activeResizer",null),this._resizers=new Map,e.view.addObserver(mm),this._observer=new(ws()),this.listenTo(e.view.document,"mousedown",this._mouseDownListener.bind(this),{priority:"high"}),this._observer.listenTo(t,"mousemove",this._mouseMoveListener.bind(this)),this._observer.listenTo(t,"mouseup",this._mouseUpListener.bind(this)),this._redrawSelectedResizerThrottled=Gp((()=>this.redrawSelectedResizer()),200),this.editor.ui.on("update",this._redrawSelectedResizerThrottled),this.editor.model.document.on("change",(()=>{for(const[e,t]of this._resizers)e.isAttached()||(this._resizers.delete(e),t.destroy())}),{priority:"lowest"}),this._observer.listenTo(ks.window,"resize",this._redrawSelectedResizerThrottled);const i=this.editor.editing.view.document.selection;i.on("change",(()=>{const e=i.getSelectedElement(),t=this.getResizerByViewElement(e)||null;t?this.select(t):this.deselect()}))}redrawSelectedResizer(){this.selectedResizer&&this.selectedResizer.isVisible&&this.selectedResizer.redraw()}destroy(){super.destroy(),this._observer.stopListening();for(const e of this._resizers.values())e.destroy();this._redrawSelectedResizerThrottled.cancel()}select(e){this.deselect(),this.selectedResizer=e,this.selectedResizer.isSelected=!0}deselect(){this.selectedResizer&&(this.selectedResizer.isSelected=!1),this.selectedResizer=null}attachTo(e){const t=new qp(e),i=this.editor.plugins;if(t.attach(),i.has("WidgetToolbarRepository")){const e=i.get("WidgetToolbarRepository");t.on("begin",(()=>{e.forceDisabled("resize")}),{priority:"lowest"}),t.on("cancel",(()=>{e.clearForceDisabled("resize")}),{priority:"highest"}),t.on("commit",(()=>{e.clearForceDisabled("resize")}),{priority:"highest"})}this._resizers.set(e.viewElement,t);const n=this.editor.editing.view.document.selection.getSelectedElement();return this.getResizerByViewElement(n)==t&&this.select(t),t}getResizerByViewElement(e){return this._resizers.get(e)}_getResizerByHandle(e){for(const t of this._resizers.values())if(t.containsHandle(e))return t}_mouseDownListener(e,t){const i=t.domTarget;qp.isResizeHandle(i)&&(this._activeResizer=this._getResizerByHandle(i)||null,this._activeResizer&&(this._activeResizer.begin(i),e.stop(),t.preventDefault()))}_mouseMoveListener(e,t){this._activeResizer&&this._activeResizer.updateSize(t)}_mouseUpListener(){this._activeResizer&&(this._activeResizer.commit(),this._activeResizer=null)}}class Qp extends ur{static get pluginName(){return"DragDrop"}static get requires(){return[ip,Dp]}init(){const e=this.editor,t=e.editing.view;this._draggedRange=null,this._draggingUid="",this._draggableElement=null,this._updateDropMarkerThrottled=Gp((e=>this._updateDropMarker(e)),40),this._removeDropMarkerDelayed=Zp((()=>this._removeDropMarker()),40),this._clearDraggableAttributesDelayed=Zp((()=>this._clearDraggableAttributes()),40),t.addObserver(Zf),t.addObserver(mm),this._setupDragging(),this._setupContentInsertionIntegration(),this._setupClipboardInputIntegration(),this._setupDropMarker(),this._setupDraggableAttributeHandling(),this.listenTo(e,"change:isReadOnly",((e,t,i)=>{i?this.forceDisabled("readOnlyMode"):this.clearForceDisabled("readOnlyMode")})),this.on("change:isEnabled",((e,t,i)=>{i||this._finalizeDragging(!1)})),l.isAndroid&&this.forceDisabled("noAndroidSupport")}destroy(){return this._draggedRange&&(this._draggedRange.detach(),this._draggedRange=null),this._updateDropMarkerThrottled.cancel(),this._removeDropMarkerDelayed.cancel(),this._clearDraggableAttributesDelayed.cancel(),super.destroy()}_setupDragging(){const e=this.editor,t=e.model,i=t.document,n=e.editing.view,s=n.document;this.listenTo(s,"dragstart",((n,o)=>{const r=i.selection;if(o.target&&o.target.is("editableElement"))return void o.preventDefault();const a=o.target?eb(o.target):null;if(a){const i=e.editing.mapper.toModelElement(a);this._draggedRange=Ld.fromRange(t.createRangeOn(i)),e.plugins.has("WidgetToolbarRepository")&&e.plugins.get("WidgetToolbarRepository").forceDisabled("dragDrop")}else if(!s.selection.isCollapsed){const e=s.selection.getSelectedElement();e&&_p(e)||(this._draggedRange=Ld.fromRange(r.getFirstRange()))}if(!this._draggedRange)return void o.preventDefault();this._draggingUid=w(),o.dataTransfer.effectAllowed=this.isEnabled?"copyMove":"copy",o.dataTransfer.setData("application/ckeditor5-dragging-uid",this._draggingUid);const l=t.createSelection(this._draggedRange.toRange()),c=e.data.toView(t.getSelectedContent(l));s.fire("clipboardOutput",{dataTransfer:o.dataTransfer,content:c,method:"dragstart"}),this.isEnabled||(this._draggedRange.detach(),this._draggedRange=null,this._draggingUid="")}),{priority:"low"}),this.listenTo(s,"dragend",((e,t)=>{this._finalizeDragging(!t.dataTransfer.isCanceled&&"move"==t.dataTransfer.dropEffect)}),{priority:"low"}),this.listenTo(s,"dragenter",(()=>{this.isEnabled&&n.focus()})),this.listenTo(s,"dragleave",(()=>{this._removeDropMarkerDelayed()})),this.listenTo(s,"dragging",((t,i)=>{if(!this.isEnabled)return void(i.dataTransfer.dropEffect="none");this._removeDropMarkerDelayed.cancel();const n=Yp(e,i.targetRanges,i.target);this._draggedRange||(i.dataTransfer.dropEffect="copy"),l.isGecko||("copy"==i.dataTransfer.effectAllowed?i.dataTransfer.dropEffect="copy":["all","copyMove"].includes(i.dataTransfer.effectAllowed)&&(i.dataTransfer.dropEffect="move")),n&&this._updateDropMarkerThrottled(n)}),{priority:"low"})}_setupClipboardInputIntegration(){const e=this.editor,t=e.editing.view.document;this.listenTo(t,"clipboardInput",((t,i)=>{if("drop"!=i.method)return;const n=Yp(e,i.targetRanges,i.target);if(this._removeDropMarker(),!n)return this._finalizeDragging(!1),void t.stop();this._draggedRange&&this._draggingUid!=i.dataTransfer.getData("application/ckeditor5-dragging-uid")&&(this._draggedRange.detach(),this._draggedRange=null,this._draggingUid="");if("move"==Xp(i.dataTransfer)&&this._draggedRange&&this._draggedRange.containsRange(n,!0))return this._finalizeDragging(!1),void t.stop();i.targetRanges=[e.editing.mapper.toViewRange(n)]}),{priority:"high"})}_setupContentInsertionIntegration(){const e=this.editor.plugins.get(ip);e.on("contentInsertion",((e,t)=>{if(!this.isEnabled||"drop"!==t.method)return;const i=t.targetRanges.map((e=>this.editor.editing.mapper.toModelRange(e)));this.editor.model.change((e=>e.setSelection(i)))}),{priority:"high"}),e.on("contentInsertion",((e,t)=>{if(!this.isEnabled||"drop"!==t.method)return;const i="move"==Xp(t.dataTransfer),n=!t.resultRange||!t.resultRange.isCollapsed;this._finalizeDragging(n&&i)}),{priority:"lowest"})}_setupDraggableAttributeHandling(){const e=this.editor,t=e.editing.view,i=t.document;this.listenTo(i,"mousedown",((n,s)=>{if(l.isAndroid||!s)return;this._clearDraggableAttributesDelayed.cancel();let o=eb(s.target);if(l.isBlink&&!e.isReadOnly&&!o&&!i.selection.isCollapsed){const e=i.selection.getSelectedElement();e&&_p(e)||(o=i.selection.editableElement)}o&&(t.change((e=>{e.setAttribute("draggable","true",o)})),this._draggableElement=e.editing.mapper.toModelElement(o))})),this.listenTo(i,"mouseup",(()=>{l.isAndroid||this._clearDraggableAttributesDelayed()}))}_clearDraggableAttributes(){const e=this.editor.editing;e.view.change((t=>{this._draggableElement&&"$graveyard"!=this._draggableElement.root.rootName&&t.removeAttribute("draggable",e.mapper.toViewElement(this._draggableElement)),this._draggableElement=null}))}_setupDropMarker(){const e=this.editor;e.conversion.for("editingDowncast").markerToHighlight({model:"drop-target",view:{classes:["ck-clipboard-drop-target-range"]}}),e.conversion.for("editingDowncast").markerToElement({model:"drop-target",view:(t,{writer:i})=>{if(e.model.schema.checkChild(t.markerRange.start,"$text"))return i.createUIElement("span",{class:"ck ck-clipboard-drop-target-position"},(function(e){const t=this.toDomElement(e);return t.append("⁠",e.createElement("span"),"⁠"),t}))}})}_updateDropMarker(e){const t=this.editor,i=t.model.markers;t.model.change((t=>{i.has("drop-target")?i.get("drop-target").getRange().isEqual(e)||t.updateMarker("drop-target",{range:e}):t.addMarker("drop-target",{range:e,usingOperation:!1,affectsData:!1})}))}_removeDropMarker(){const e=this.editor.model;this._removeDropMarkerDelayed.cancel(),this._updateDropMarkerThrottled.cancel(),e.markers.has("drop-target")&&e.change((e=>{e.removeMarker("drop-target")}))}_finalizeDragging(e){const t=this.editor,i=t.model;this._removeDropMarker(),this._clearDraggableAttributes(),t.plugins.has("WidgetToolbarRepository")&&t.plugins.get("WidgetToolbarRepository").clearForceDisabled("dragDrop"),this._draggingUid="",this._draggedRange&&(e&&this.isEnabled&&i.deleteContent(i.createSelection(this._draggedRange),{doNotAutoparagraph:!0}),this._draggedRange.detach(),this._draggedRange=null)}}function Yp(e,t,i){const n=e.model,s=e.editing.mapper;let o=null;const r=t?t[0].start:null;if(i.is("uiElement")&&(i=i.parent),o=function(e,t){const i=e.model,n=e.editing.mapper;if(_p(t))return i.createRangeOn(n.toModelElement(t));if(!t.is("editableElement")){const e=t.findAncestor((e=>_p(e)||e.is("editableElement")));if(_p(e))return i.createRangeOn(n.toModelElement(e))}return null}(e,i),o)return o;const a=function(e,t){const i=e.editing.mapper,n=e.editing.view,s=i.toModelElement(t);if(s)return s;const o=n.createPositionBefore(t),r=i.findMappedViewAncestor(o);return i.toModelElement(r)}(e,i),c=r?s.toModelPosition(r):null;return c?(o=function(e,t,i){const n=e.model;if(!n.schema.checkChild(i,"$block"))return null;const s=n.createPositionAt(i,0),o=t.path.slice(0,s.path.length),r=n.createPositionFromPath(t.root,o),a=r.nodeAfter;if(a&&n.schema.isObject(a))return n.createRangeOn(a);return null}(e,c,a),o||(o=n.schema.getNearestSelectionRange(c,l.isGecko?"forward":"backward"),o||function(e,t){const i=e.model;let n=t;for(;n;){if(i.schema.isObject(n))return i.createRangeOn(n);n=n.parent}return null}(e,c.parent))):function(e,t){const i=e.model,n=i.schema,s=i.createPositionAt(t,0);return n.getNearestSelectionRange(s,"forward")}(e,a)}function Xp(e){return l.isGecko?e.dropEffect:["all","copyMove"].includes(e.effectAllowed)?"move":"copy"}function Zp(e,t){let i;function n(...s){n.cancel(),i=setTimeout((()=>e(...s)),t)}return n.cancel=()=>{clearTimeout(i)},n}function eb(e){if(e.is("editableElement"))return null;if(e.hasClass("ck-widget__selection-handle"))return e.findAncestor(_p);if(_p(e))return e;const t=e.findAncestor((e=>_p(e)||e.is("editableElement")));return _p(t)?t:null}class tb extends ur{static get pluginName(){return"PastePlainText"}static get requires(){return[ip]}init(){const e=this.editor,t=e.model,i=e.editing.view,n=i.document,s=t.document.selection;let o=!1;i.addObserver(Zf),this.listenTo(n,"keydown",((e,t)=>{o=t.shiftKey})),e.plugins.get(ip).on("contentInsertion",((e,i)=>{(o||function(e,t){if(e.childCount>1)return!1;const i=e.getChild(0);if(t.isObject(i))return!1;return 0==Array.from(i.getAttributeKeys()).length}(i.content,t.schema))&&t.change((e=>{const n=Array.from(s.getAttributes()).filter((([e])=>t.schema.getAttributeProperties(e).isFormatting));s.isCollapsed||t.deleteContent(s,{doNotAutoparagraph:!0}),n.push(...s.getAttributes());const o=e.createRangeIn(i.content);for(const t of o.getItems())t.is("$textProxy")&&e.setAttributes(n,t)}))}))}}class ib extends ur{static get pluginName(){return"Clipboard"}static get requires(){return[ip,Qp,tb]}}class nb extends gr{constructor(e){super(e),this._stack=[],this._createdBatches=new WeakSet,this.refresh(),this.listenTo(e.data,"set",((e,t)=>{t[1]={...t[1]};const i=t[1];i.batchType||(i.batchType={isUndoable:!1})}),{priority:"high"}),this.listenTo(e.data,"set",((e,t)=>{t[1].batchType.isUndoable||this.clearStack()}))}refresh(){this.isEnabled=this._stack.length>0}addBatch(e){const t=this.editor.model.document.selection,i={ranges:t.hasOwnRange?Array.from(t.getRanges()):[],isBackward:t.isBackward};this._stack.push({batch:e,selection:i}),this.refresh()}clearStack(){this._stack=[],this.refresh()}_restoreSelection(e,t,i){const n=this.editor.model,s=n.document,o=[],r=e.map((e=>e.getTransformedByOperations(i))),a=r.flat();for(const e of r){const t=e.filter((e=>e.root!=s.graveyard)).filter((e=>!ob(e,a)));t.length&&(sb(t),o.push(t[0]))}o.length&&n.change((e=>{e.setSelection(o,{backward:t})}))}_undo(e,t){const i=this.editor.model,n=i.document;this._createdBatches.add(t);const s=e.operations.slice().filter((e=>e.isDocumentOperation));s.reverse();for(const e of s){const s=e.baseVersion+1,o=Array.from(n.history.getOperations(s)),r=pu([e.getReversed()],o,{useRelations:!0,document:this.editor.model.document,padWithNoOps:!1,forceWeakRemove:!0}).operationsA;for(const s of r)t.addOperation(s),i.applyOperation(s),n.history.setOperationAsUndone(e,s)}}}function sb(e){e.sort(((e,t)=>e.start.isBefore(t.start)?-1:1));for(let t=1;t<e.length;t++){const i=e[t-1].getJoined(e[t],!0);i&&(t--,e.splice(t,2,i))}}function ob(e,t){return t.some((t=>t!==e&&t.containsRange(e,!0)))}class rb extends nb{execute(e=null){const t=e?this._stack.findIndex((t=>t.batch==e)):this._stack.length-1,i=this._stack.splice(t,1)[0],n=this.editor.model.createBatch({isUndo:!0});this.editor.model.enqueueChange(n,(()=>{this._undo(i.batch,n);const e=this.editor.model.document.history.getOperations(i.batch.baseVersion);this._restoreSelection(i.selection.ranges,i.selection.isBackward,e),this.fire("revert",i.batch,n)})),this.refresh()}}class ab extends nb{execute(){const e=this._stack.pop(),t=this.editor.model.createBatch({isUndo:!0});this.editor.model.enqueueChange(t,(()=>{const i=e.batch.operations[e.batch.operations.length-1].baseVersion+1,n=this.editor.model.document.history.getOperations(i);this._restoreSelection(e.selection.ranges,e.selection.isBackward,n),this._undo(e.batch,t)})),this.refresh()}}class lb extends ur{static get pluginName(){return"UndoEditing"}constructor(e){super(e),this._batchRegistry=new WeakSet}init(){const e=this.editor;this._undoCommand=new rb(e),this._redoCommand=new ab(e),e.commands.add("undo",this._undoCommand),e.commands.add("redo",this._redoCommand),this.listenTo(e.model,"applyOperation",((e,t)=>{const i=t[0];if(!i.isDocumentOperation)return;const n=i.batch,s=this._redoCommand._createdBatches.has(n),o=this._undoCommand._createdBatches.has(n);this._batchRegistry.has(n)||(this._batchRegistry.add(n),n.isUndoable&&(s?this._undoCommand.addBatch(n):o||(this._undoCommand.addBatch(n),this._redoCommand.clearStack())))}),{priority:"highest"}),this.listenTo(this._undoCommand,"revert",((e,t,i)=>{this._redoCommand.addBatch(i)})),e.keystrokes.set("CTRL+Z","undo"),e.keystrokes.set("CTRL+Y","redo"),e.keystrokes.set("CTRL+SHIFT+Z","redo")}}const cb='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="m5.042 9.367 2.189 1.837a.75.75 0 0 1-.965 1.149l-3.788-3.18a.747.747 0 0 1-.21-.284.75.75 0 0 1 .17-.945L6.23 4.762a.75.75 0 1 1 .964 1.15L4.863 7.866h8.917A.75.75 0 0 1 14 7.9a4 4 0 1 1-1.477 7.718l.344-1.489a2.5 2.5 0 1 0 1.094-4.73l.008-.032H5.042z"/></svg>',db='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="m14.958 9.367-2.189 1.837a.75.75 0 0 0 .965 1.149l3.788-3.18a.747.747 0 0 0 .21-.284.75.75 0 0 0-.17-.945L13.77 4.762a.75.75 0 1 0-.964 1.15l2.331 1.955H6.22A.75.75 0 0 0 6 7.9a4 4 0 1 0 1.477 7.718l-.344-1.489A2.5 2.5 0 1 1 6.039 9.4l-.008-.032h8.927z"/></svg>';class hb extends ur{static get pluginName(){return"UndoUI"}init(){const e=this.editor,t=e.locale,i=e.t,n="ltr"==t.uiLanguageDirection?cb:db,s="ltr"==t.uiLanguageDirection?db:cb;this._addButton("undo",i("Undo"),"CTRL+Z",n),this._addButton("redo",i("Redo"),"CTRL+Y",s)}_addButton(e,t,i,n){const s=this.editor;s.ui.componentFactory.add(e,(o=>{const r=s.commands.get(e),a=new Ko(o);return a.set({label:t,icon:n,keystroke:i,tooltip:!0}),a.bind("isEnabled").to(r,"isEnabled"),this.listenTo(a,"execute",(()=>{s.execute(e),s.editing.view.focus()})),a}))}}class ub extends ur{static get requires(){return[lb,hb]}static get pluginName(){return"Undo"}}function mb(e){return e.createContainerElement("figure",{class:"image"},[e.createEmptyElement("img"),e.createSlot()])}function gb(e,t){const i=e.plugins.get("ImageUtils"),n=e.plugins.has("ImageInlineEditing")&&e.plugins.has("ImageBlockEditing");return e=>{if(!i.isInlineImageView(e))return null;if(!n)return s(e);return("block"==e.getStyle("display")||e.findAncestor(i.isBlockImageView)?"imageBlock":"imageInline")!==t?null:s(e)};function s(e){const t={name:!0};return e.hasAttribute("src")&&(t.attributes=["src"]),t}}function fb(e,t){const i=mo(t.getSelectedBlocks());return!i||e.isObject(i)||i.isEmpty&&"listItem"!=i.name?"imageBlock":"imageInline"}class pb extends ur{static get pluginName(){return"ImageUtils"}isImage(e){return this.isInlineImage(e)||this.isBlockImage(e)}isInlineImageView(e){return!!e&&e.is("element","img")}isBlockImageView(e){return!!e&&e.is("element","figure")&&e.hasClass("image")}insertImage(e={},t=null,i=null){const n=this.editor,s=n.model,o=s.document.selection;i=bb(n,t||o,i),e={...Object.fromEntries(o.getAttributes()),...e};for(const t in e)s.schema.checkAttribute(i,t)||delete e[t];return s.change((n=>{const o=n.createElement(i,e);return s.insertObject(o,t,null,{setSelection:"on",findOptimalPosition:!t&&"imageInline"!=i}),o.parent?o:null}))}getClosestSelectedImageWidget(e){const t=e.getFirstPosition();if(!t)return null;const i=e.getSelectedElement();if(i&&this.isImageWidget(i))return i;let n=t.parent;for(;n;){if(n.is("element")&&this.isImageWidget(n))return n;n=n.parent}return null}getClosestSelectedImageElement(e){const t=e.getSelectedElement();return this.isImage(t)?t:e.getFirstPosition().findAncestor("imageBlock")}isImageAllowed(){const e=this.editor.model.document.selection;return function(e,t){const i=bb(e,t);if("imageBlock"==i){const i=function(e,t){const i=xp(e,t),n=i.start.parent;if(n.isEmpty&&!n.is("element","$root"))return n.parent;return n}(t,e.model);if(e.model.schema.checkChild(i,"imageBlock"))return!0}else if(e.model.schema.checkChild(t.focus,"imageInline"))return!0;return!1}(this.editor,e)&&function(e){return[...e.focus.getAncestors()].every((e=>!e.is("element","imageBlock")))}(e)}toImageWidget(e,t,i){t.setCustomProperty("image",!0,e);return yp(e,t,{label:()=>{const t=this.findViewImgElement(e).getAttribute("alt");return t?`${t} ${i}`:i}})}isImageWidget(e){return!!e.getCustomProperty("image")&&_p(e)}isBlockImage(e){return!!e&&e.is("element","imageBlock")}isInlineImage(e){return!!e&&e.is("element","imageInline")}findViewImgElement(e){if(this.isInlineImageView(e))return e;const t=this.editor.editing.view;for(const{item:i}of t.createRangeIn(e))if(this.isInlineImageView(i))return i}}function bb(e,t,i){const n=e.model.schema,s=e.config.get("image.insert.type");return e.plugins.has("ImageBlockEditing")?e.plugins.has("ImageInlineEditing")?i||("inline"===s?"imageInline":"block"===s?"imageBlock":t.is("selection")?fb(n,t):n.checkChild(t,"imageInline")?"imageInline":"imageBlock"):"imageBlock":"imageInline"}const wb=new RegExp(String(/^(http(s)?:\/\/)?[\w-]+\.[\w.~:/[\]@!$&'()*+,;=%-]+/.source+/\.(jpg|jpeg|png|gif|ico|webp|JPG|JPEG|PNG|GIF|ICO|WEBP)/.source+/(\?[\w.~:/[\]@!$&'()*+,;=%-]*)?/.source+/(#[\w.~:/[\]@!$&'()*+,;=%-]*)?$/.source));const vb=function(e,t,i){var n=e.length;return i=void 0===i?n:i,!t&&i>=n?e:oa(e,t,i)};var _b=RegExp("[\\u200d\\ud800-\\udfff\\u0300-\\u036f\\ufe20-\\ufe2f\\u20d0-\\u20ff\\ufe0e\\ufe0f]");const yb=function(e){return _b.test(e)};const kb=function(e){return e.split("")};var Ab="\\ud800-\\udfff",Cb="["+Ab+"]",Tb="[\\u0300-\\u036f\\ufe20-\\ufe2f\\u20d0-\\u20ff]",xb="\\ud83c[\\udffb-\\udfff]",Eb="[^"+Ab+"]",Sb="(?:\\ud83c[\\udde6-\\uddff]){2}",Pb="[\\ud800-\\udbff][\\udc00-\\udfff]",Ib="(?:"+Tb+"|"+xb+")"+"?",Rb="[\\ufe0e\\ufe0f]?",Vb=Rb+Ib+("(?:\\u200d(?:"+[Eb,Sb,Pb].join("|")+")"+Rb+Ib+")*"),Ob="(?:"+[Eb+Tb+"?",Tb,Sb,Pb,Cb].join("|")+")",Bb=RegExp(xb+"(?="+xb+")|"+Ob+Vb,"g");const Nb=function(e){return e.match(Bb)||[]};const Mb=function(e){return yb(e)?Nb(e):kb(e)};const Fb=function(e){return function(t){t=Zr(t);var i=yb(t)?Mb(t):void 0,n=i?i[0]:t.charAt(0),s=i?vb(i,1).join(""):t.slice(1);return n[e]()+s}}("toUpperCase"),Db=/[\u0000-\u0020\u00A0\u1680\u180E\u2000-\u2029\u205f\u3000]/g,zb=/^(?:(?:https?|ftps?|mailto):|[^a-z]|[a-z+.-]+(?:[^a-z+.:-]|$))/i,Lb=/^[\S]+@((?![-_])(?:[-\w\u00a1-\uffff]{0,63}[^-_]\.))+(?:[a-z\u00a1-\uffff]{2,})$/i,Hb=/^((\w+:(\/{2,})?)|(\W))/i,$b="Ctrl+K";function Wb(e,{writer:t}){const i=t.createAttributeElement("a",{href:e},{priority:5});return t.setCustomProperty("link",!0,i),i}function jb(e){return function(e){const t=e.replace(Db,"");return t.match(zb)}(e=String(e))?e:"#"}function Ub(e,t){return!!e&&t.checkAttribute(e.name,"linkHref")}function qb(e,t){const i=(n=e,Lb.test(n)?"mailto:":t);var n;const s=!!i&&!Kb(e);return e&&s?i+e:e}function Kb(e){return Hb.test(e)}function Gb(e){window.open(e,"_blank","noopener")}const Jb=4,Qb=new RegExp("(^|\\s)(((?:(?:(?:https?|ftp):)?\\/\\/)(?:\\S+(?::\\S*)?@)?(?:(?:[1-9]\\d?|1\\d\\d|2[01]\\d|22[0-3])(?:\\.(?:1?\\d{1,2}|2[0-4]\\d|25[0-5])){2}(?:\\.(?:[1-9]\\d?|1\\d\\d|2[0-4]\\d|25[0-4]))|(((?!www\\.)|(www\\.))(?![-_])(?:[-_a-z0-9\\u00a1-\\uffff]{1,63}\\.)+(?:[a-z\\u00a1-\\uffff]{2,63})))(?::\\d{2,5})?(?:[/?#]\\S*)?)|((www.|(\\S+@))((?![-_])(?:[-_a-z0-9\\u00a1-\\uffff]{1,63}\\.))+(?:[a-z\\u00a1-\\uffff]{2,63})))$","i"),Yb=2;class Xb extends ur{static get requires(){return[Ef]}static get pluginName(){return"AutoLink"}init(){const e=this.editor.model.document.selection;e.on("change:range",(()=>{this.isEnabled=!e.anchor.parent.is("element","codeBlock")})),this._enableTypingHandling()}afterInit(){this._enableEnterHandling(),this._enableShiftEnterHandling()}_enableTypingHandling(){const e=this.editor,t=new If(e.model,(e=>{if(!function(e){return e.length>Jb&&" "===e[e.length-1]&&" "!==e[e.length-2]}(e))return;const t=Zb(e.substr(0,e.length-1));return t?{url:t}:void 0}));t.on("matched:data",((t,i)=>{const{batch:n,range:s,url:o}=i;if(!n.isTyping)return;const r=s.end.getShiftedBy(-1),a=r.getShiftedBy(-o.length),l=e.model.createRange(a,r);this._applyAutoLink(o,l)})),t.bind("isEnabled").to(this)}_enableEnterHandling(){const e=this.editor,t=e.model,i=e.commands.get("enter");i&&i.on("execute",(()=>{const e=t.document.selection.getFirstPosition();if(!e.parent.previousSibling)return;const i=t.createRangeIn(e.parent.previousSibling);this._checkAndApplyAutoLinkOnRange(i)}))}_enableShiftEnterHandling(){const e=this.editor,t=e.model,i=e.commands.get("shiftEnter");i&&i.on("execute",(()=>{const e=t.document.selection.getFirstPosition(),i=t.createRange(t.createPositionAt(e.parent,0),e.getShiftedBy(-1));this._checkAndApplyAutoLinkOnRange(i)}))}_checkAndApplyAutoLinkOnRange(e){const t=this.editor.model,{text:i,range:n}=Pf(e,t),s=Zb(i);if(s){const e=t.createRange(n.end.getShiftedBy(-s.length),n.end);this._applyAutoLink(s,e)}}_applyAutoLink(e,t){const i=this.editor.model,n=qb(e,this.editor.config.get("link.defaultProtocol"));this.isEnabled&&function(e,t){return t.schema.checkAttributeInSelection(t.createSelection(e),"linkHref")}(t,i)&&Kb(n)&&!function(e){const t=e.start.nodeAfter;return t&&t.hasAttribute("linkHref")}(t)&&this._persistAutoLink(n,t)}_persistAutoLink(e,t){const i=this.editor.model,n=this.editor.plugins.get("Delete");i.enqueueChange((s=>{s.setAttribute("linkHref",e,t),i.enqueueChange((()=>{n.requestUndoOnBackspace()}))}))}}function Zb(e){const t=Qb.exec(e);return t?t[Yb]:null}class ew extends gr{refresh(){this.value=this._getValue(),this.isEnabled=this._checkEnabled()}execute(e={}){const t=this.editor.model,i=t.schema,n=t.document.selection,s=Array.from(n.getSelectedBlocks()),o=void 0===e.forceValue?!this.value:e.forceValue;t.change((e=>{if(o){const t=s.filter((e=>tw(e)||nw(i,e)));this._applyQuote(e,t)}else this._removeQuote(e,s.filter(tw))}))}_getValue(){const e=mo(this.editor.model.document.selection.getSelectedBlocks());return!(!e||!tw(e))}_checkEnabled(){if(this.value)return!0;const e=this.editor.model.document.selection,t=this.editor.model.schema,i=mo(e.getSelectedBlocks());return!!i&&nw(t,i)}_removeQuote(e,t){iw(e,t).reverse().forEach((t=>{if(t.start.isAtStart&&t.end.isAtEnd)return void e.unwrap(t.start.parent);if(t.start.isAtStart){const i=e.createPositionBefore(t.start.parent);return void e.move(t,i)}t.end.isAtEnd||e.split(t.end);const i=e.createPositionAfter(t.end.parent);e.move(t,i)}))}_applyQuote(e,t){const i=[];iw(e,t).reverse().forEach((t=>{let n=tw(t.start);n||(n=e.createElement("blockQuote"),e.wrap(t,n)),i.push(n)})),i.reverse().reduce(((t,i)=>t.nextSibling==i?(e.merge(e.createPositionAfter(t)),t):i))}}function tw(e){return"blockQuote"==e.parent.name?e.parent:null}function iw(e,t){let i,n=0;const s=[];for(;n<t.length;){const o=t[n],r=t[n+1];i||(i=e.createPositionBefore(o)),r&&o.nextSibling==r||(s.push(e.createRange(i,e.createPositionAfter(o))),i=null),n++}return s}function nw(e,t){const i=e.checkChild(t.parent,"blockQuote"),n=e.checkChild(["$root","blockQuote"],t);return i&&n}class sw extends ur{static get pluginName(){return"BlockQuoteEditing"}static get requires(){return[lp,Ef]}init(){const e=this.editor,t=e.model.schema;e.commands.add("blockQuote",new ew(e)),t.register("blockQuote",{inheritAllFrom:"$container"}),e.conversion.elementToElement({model:"blockQuote",view:"blockquote"}),e.model.document.registerPostFixer((i=>{const n=e.model.document.differ.getChanges();for(const e of n)if("insert"==e.type){const n=e.position.nodeAfter;if(!n)continue;if(n.is("element","blockQuote")&&n.isEmpty)return i.remove(n),!0;if(n.is("element","blockQuote")&&!t.checkChild(e.position,n))return i.unwrap(n),!0;if(n.is("element")){const e=i.createRangeIn(n);for(const n of e.getItems())if(n.is("element","blockQuote")&&!t.checkChild(i.createPositionBefore(n),n))return i.unwrap(n),!0}}else if("remove"==e.type){const t=e.position.parent;if(t.is("element","blockQuote")&&t.isEmpty)return i.remove(t),!0}return!1}));const i=this.editor.editing.view.document,n=e.model.document.selection,s=e.commands.get("blockQuote");this.listenTo(i,"enter",((t,i)=>{if(!n.isCollapsed||!s.value)return;n.getLastPosition().parent.isEmpty&&(e.execute("blockQuote"),e.editing.view.scrollToTheSelection(),i.preventDefault(),t.stop())}),{context:"blockquote"}),this.listenTo(i,"delete",((t,i)=>{if("backward"!=i.direction||!n.isCollapsed||!s.value)return;const o=n.getLastPosition().parent;o.isEmpty&&!o.previousSibling&&(e.execute("blockQuote"),e.editing.view.scrollToTheSelection(),i.preventDefault(),t.stop())}),{context:"blockquote"})}}class ow extends ur{static get pluginName(){return"BlockQuoteUI"}init(){const e=this.editor,t=e.t;e.ui.componentFactory.add("blockQuote",(i=>{const n=e.commands.get("blockQuote"),s=new Ko(i);return s.set({label:t("Block quote"),icon:rg.quote,tooltip:!0,isToggleable:!0}),s.bind("isOn","isEnabled").to(n,"value","isEnabled"),this.listenTo(s,"execute",(()=>{e.execute("blockQuote"),e.editing.view.focus()})),s}))}}class rw extends gr{constructor(e,t){super(e),this.attributeKey=t}refresh(){const e=this.editor.model,t=e.document;this.value=this._getValueFromFirstAllowedNode(),this.isEnabled=e.schema.checkAttributeInSelection(t.selection,this.attributeKey)}execute(e={}){const t=this.editor.model,i=t.document.selection,n=void 0===e.forceValue?!this.value:e.forceValue;t.change((e=>{if(i.isCollapsed)n?e.setSelectionAttribute(this.attributeKey,!0):e.removeSelectionAttribute(this.attributeKey);else{const s=t.schema.getValidRanges(i.getRanges(),this.attributeKey);for(const t of s)n?e.setAttribute(this.attributeKey,n,t):e.removeAttribute(this.attributeKey,t)}}))}_getValueFromFirstAllowedNode(){const e=this.editor.model,t=e.schema,i=e.document.selection;if(i.isCollapsed)return i.hasAttribute(this.attributeKey);for(const e of i.getRanges())for(const i of e.getItems())if(t.checkAttribute(i,this.attributeKey))return i.hasAttribute(this.attributeKey);return!1}}const aw="bold";class lw extends ur{static get pluginName(){return"BoldEditing"}init(){const e=this.editor;e.model.schema.extend("$text",{allowAttributes:aw}),e.model.schema.setAttributeProperties(aw,{isFormatting:!0,copyOnEnter:!0}),e.conversion.attributeToElement({model:aw,view:"strong",upcastAlso:["b",e=>{const t=e.getStyle("font-weight");return t&&("bold"==t||Number(t)>=600)?{name:!0,styles:["font-weight"]}:null}]}),e.commands.add(aw,new rw(e,aw)),e.keystrokes.set("CTRL+B",aw)}}const cw="bold";class dw extends ur{static get pluginName(){return"BoldUI"}init(){const e=this.editor,t=e.t;e.ui.componentFactory.add(cw,(i=>{const n=e.commands.get(cw),s=new Ko(i);return s.set({label:t("Bold"),icon:rg.bold,keystroke:"CTRL+B",tooltip:!0,isToggleable:!0}),s.bind("isOn","isEnabled").to(n,"value","isEnabled"),this.listenTo(s,"execute",(()=>{e.execute(cw),e.editing.view.focus()})),s}))}}const hw="code";class uw extends ur{static get pluginName(){return"CodeEditing"}static get requires(){return[Rf]}init(){const e=this.editor;e.model.schema.extend("$text",{allowAttributes:hw}),e.model.schema.setAttributeProperties(hw,{isFormatting:!0,copyOnEnter:!1}),e.conversion.attributeToElement({model:hw,view:"code",upcastAlso:{styles:{"word-wrap":"break-word"}}}),e.commands.add(hw,new rw(e,hw)),e.plugins.get(Rf).registerAttribute(hw),Gf(e,hw,"code","ck-code_selected")}}const mw="code";class gw extends ur{static get pluginName(){return"CodeUI"}init(){const e=this.editor,t=e.t;e.ui.componentFactory.add(mw,(i=>{const n=e.commands.get(mw),s=new Ko(i);return s.set({label:t("Code"),icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="m12.5 5.7 5.2 3.9v1.3l-5.6 4c-.1.2-.3.2-.5.2-.3-.1-.6-.7-.6-1l.3-.4 4.7-3.5L11.5 7l-.2-.2c-.1-.3-.1-.6 0-.8.2-.2.5-.4.8-.4a.8.8 0 0 1 .4.1zm-5.2 0L2 9.6v1.3l5.6 4c.1.2.3.2.5.2.3-.1.7-.7.6-1 0-.1 0-.3-.2-.4l-5-3.5L8.2 7l.2-.2c.1-.3.1-.6 0-.8-.2-.2-.5-.4-.8-.4a.8.8 0 0 0-.3.1z"/></svg>',tooltip:!0,isToggleable:!0}),s.bind("isOn","isEnabled").to(n,"value","isEnabled"),this.listenTo(s,"execute",(()=>{e.execute(mw),e.editing.view.focus()})),s}))}}class fw extends gr{constructor(e){super(e),this.affectsData=!1}execute(){const e=this.editor.model,t=e.document.selection;let i=e.schema.getLimitElement(t);if(t.containsEntireContent(i)||!pw(e.schema,i))do{if(i=i.parent,!i)return}while(!pw(e.schema,i));e.change((e=>{e.setSelection(i,"in")}))}}function pw(e,t){return e.isLimit(t)&&(e.checkChild(t,"$text")||e.checkChild(t,"paragraph"))}const bw=no("Ctrl+A");class ww extends ur{static get pluginName(){return"SelectAllEditing"}init(){const e=this.editor,t=e.editing.view.document;e.commands.add("selectAll",new fw(e)),this.listenTo(t,"keydown",((t,i)=>{io(i)===bw&&(e.execute("selectAll"),i.preventDefault())}))}}class vw extends ur{static get pluginName(){return"SelectAllUI"}init(){const e=this.editor;e.ui.componentFactory.add("selectAll",(t=>{const i=e.commands.get("selectAll"),n=new Ko(t),s=t.t;return n.set({label:s("Select all"),icon:'<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20"><path d="M.75 15.5a.75.75 0 0 1 .75.75V18l.008.09A.5.5 0 0 0 2 18.5h1.75a.75.75 0 1 1 0 1.5H1.5l-.144-.007a1.5 1.5 0 0 1-1.35-1.349L0 18.5v-2.25a.75.75 0 0 1 .75-.75zm18.5 0a.75.75 0 0 1 .75.75v2.25l-.007.144a1.5 1.5 0 0 1-1.349 1.35L18.5 20h-2.25a.75.75 0 1 1 0-1.5H18a.5.5 0 0 0 .492-.41L18.5 18v-1.75a.75.75 0 0 1 .75-.75zm-10.45 3c.11 0 .2.09.2.2v1.1a.2.2 0 0 1-.2.2H7.2a.2.2 0 0 1-.2-.2v-1.1c0-.11.09-.2.2-.2h1.6zm4 0c.11 0 .2.09.2.2v1.1a.2.2 0 0 1-.2.2h-1.6a.2.2 0 0 1-.2-.2v-1.1c0-.11.09-.2.2-.2h1.6zm.45-5.5a.75.75 0 1 1 0 1.5h-8.5a.75.75 0 1 1 0-1.5h8.5zM1.3 11c.11 0 .2.09.2.2v1.6a.2.2 0 0 1-.2.2H.2a.2.2 0 0 1-.2-.2v-1.6c0-.11.09-.2.2-.2h1.1zm18.5 0c.11 0 .2.09.2.2v1.6a.2.2 0 0 1-.2.2h-1.1a.2.2 0 0 1-.2-.2v-1.6c0-.11.09-.2.2-.2h1.1zm-4.55-2a.75.75 0 1 1 0 1.5H4.75a.75.75 0 1 1 0-1.5h10.5zM1.3 7c.11 0 .2.09.2.2v1.6a.2.2 0 0 1-.2.2H.2a.2.2 0 0 1-.2-.2V7.2c0-.11.09-.2.2-.2h1.1zm18.5 0c.11 0 .2.09.2.2v1.6a.2.2 0 0 1-.2.2h-1.1a.2.2 0 0 1-.2-.2V7.2c0-.11.09-.2.2-.2h1.1zm-4.55-2a.75.75 0 1 1 0 1.5h-2.5a.75.75 0 1 1 0-1.5h2.5zm-5 0a.75.75 0 1 1 0 1.5h-5.5a.75.75 0 0 1 0-1.5h5.5zm-6.5-5a.75.75 0 0 1 0 1.5H2a.5.5 0 0 0-.492.41L1.5 2v1.75a.75.75 0 0 1-1.5 0V1.5l.007-.144A1.5 1.5 0 0 1 1.356.006L1.5 0h2.25zM18.5 0l.144.007a1.5 1.5 0 0 1 1.35 1.349L20 1.5v2.25a.75.75 0 1 1-1.5 0V2l-.008-.09A.5.5 0 0 0 18 1.5h-1.75a.75.75 0 1 1 0-1.5h2.25zM8.8 0c.11 0 .2.09.2.2v1.1a.2.2 0 0 1-.2.2H7.2a.2.2 0 0 1-.2-.2V.2c0-.11.09-.2.2-.2h1.6zm4 0c.11 0 .2.09.2.2v1.1a.2.2 0 0 1-.2.2h-1.6a.2.2 0 0 1-.2-.2V.2c0-.11.09-.2.2-.2h1.6z"/></svg>',keystroke:"Ctrl+A",tooltip:!0}),n.bind("isEnabled").to(i,"isEnabled"),this.listenTo(n,"execute",(()=>{e.execute("selectAll"),e.editing.view.focus()})),n}))}}class _w extends ur{static get requires(){return[ww,vw]}static get pluginName(){return"SelectAll"}}class yw extends gr{constructor(e,t){super(e),this.attributeKey=t}refresh(){const e=this.editor.model,t=e.document;this.value=t.selection.getAttribute(this.attributeKey),this.isEnabled=e.schema.checkAttributeInSelection(t.selection,this.attributeKey)}execute(e={}){const t=this.editor.model,i=t.document.selection,n=e.value;t.change((e=>{if(i.isCollapsed)n?e.setSelectionAttribute(this.attributeKey,n):e.removeSelectionAttribute(this.attributeKey);else{const s=t.schema.getValidRanges(i.getRanges(),this.attributeKey);for(const t of s)n?e.setAttribute(this.attributeKey,n,t):e.removeAttribute(this.attributeKey,t)}}))}}class kw extends uo{constructor(e){super(e),this.set("isEmpty",!0),this.on("change",(()=>{this.set("isEmpty",0===this.length)}))}add(e,t){this.find((t=>t.color===e.color))||super.add(e,t)}hasColor(e){return!!this.find((t=>t.color===e))}}g(kw,G);class Aw extends Ao{constructor(e,{colors:t,columns:i,removeButtonLabel:n,documentColorsLabel:s,documentColorsCount:o}){super(e),this.items=this.createCollection(),this.colorDefinitions=t,this.focusTracker=new go,this.keystrokes=new fo,this.set("selectedColor"),this.removeButtonLabel=n,this.columns=i,this.documentColors=new kw,this.documentColorsCount=o,this._focusables=new ko,this._focusCycler=new ar({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}}),this._documentColorsLabel=s,this.setTemplate({tag:"div",attributes:{class:["ck","ck-color-table"]},children:this.items}),this.items.add(this._createRemoveColorButton())}updateDocumentColors(e,t){const i=e.document,n=this.documentColorsCount;this.documentColors.clear();for(const s of i.getRootNames()){const o=i.getRoot(s),r=e.createRangeIn(o);for(const e of r.getItems())if(e.is("$textProxy")&&e.hasAttribute(t)&&(this._addColorToDocumentColors(e.getAttribute(t)),this.documentColors.length>=n))return}}updateSelectedColors(){const e=this.documentColorsGrid,t=this.staticColorsGrid,i=this.selectedColor;t.selectedColor=i,e&&(e.selectedColor=i)}render(){super.render(),this.keystrokes.listenTo(this.element)}destroy(){super.destroy(),this.focusTracker.destroy(),this.keystrokes.destroy()}appendGrids(){if(!this.staticColorsGrid&&(this.staticColorsGrid=this._createStaticColorsGrid(),this.items.add(this.staticColorsGrid),this.focusTracker.add(this.staticColorsGrid.element),this._focusables.add(this.staticColorsGrid),this.documentColorsCount)){const e=Co.bind(this.documentColors,this.documentColors),t=new Og(this.locale);t.text=this._documentColorsLabel,t.extendTemplate({attributes:{class:["ck","ck-color-grid__label",e.if("isEmpty","ck-hidden")]}}),this.items.add(t),this.documentColorsGrid=this._createDocumentColorsGrid(),this.items.add(this.documentColorsGrid),this.focusTracker.add(this.documentColorsGrid.element),this._focusables.add(this.documentColorsGrid)}}focus(){this._focusCycler.focusFirst()}focusLast(){this._focusCycler.focusLast()}_createRemoveColorButton(){const e=new Ko;return e.set({withText:!0,icon:rg.eraser,label:this.removeButtonLabel}),e.class="ck-color-table__remove-color",e.on("execute",(()=>{this.fire("execute",{value:null})})),e.render(),this.focusTracker.add(e.element),this._focusables.add(e),e}_createStaticColorsGrid(){const e=new Zo(this.locale,{colorDefinitions:this.colorDefinitions,columns:this.columns});return e.delegate("execute").to(this),e}_createDocumentColorsGrid(){const e=Co.bind(this.documentColors,this.documentColors),t=new Zo(this.locale,{columns:this.columns});return t.delegate("execute").to(this),t.extendTemplate({attributes:{class:e.if("isEmpty","ck-hidden")}}),t.items.bindTo(this.documentColors).using((e=>{const t=new Xo;return t.set({color:e.color,hasBorder:e.options&&e.options.hasBorder}),e.label&&t.set({label:e.label,tooltip:!0}),t.on("execute",(()=>{this.fire("execute",{value:e.color})})),t})),this.documentColors.on("change:isEmpty",((e,i,n)=>{n&&(t.selectedColor=null)})),t}_addColorToDocumentColors(e){const t=this.colorDefinitions.find((t=>t.color===e));t?this.documentColors.add(Object.assign({},t)):this.documentColors.add({color:e,label:e,options:{hasBorder:!1}})}}const Cw="fontSize",Tw="fontFamily",xw="fontColor",Ew="fontBackgroundColor";function Sw(e,t){const i={model:{key:e,values:[]},view:{},upcastAlso:{}};for(const e of t)i.model.values.push(e.model),i.view[e.model]=e.view,e.upcastAlso&&(i.upcastAlso[e.model]=e.upcastAlso);return i}function Pw(e){return t=>t.getStyle(e).replace(/\s/g,"")}function Iw(e){return(t,{writer:i})=>i.createAttributeElement("span",{style:`${e}:${t}`},{priority:7})}class Rw extends yw{constructor(e){super(e,Ew)}}class Vw extends ur{static get pluginName(){return"FontBackgroundColorEditing"}constructor(e){super(e),e.config.define(Ew,{colors:[{color:"hsl(0, 0%, 0%)",label:"Black"},{color:"hsl(0, 0%, 30%)",label:"Dim grey"},{color:"hsl(0, 0%, 60%)",label:"Grey"},{color:"hsl(0, 0%, 90%)",label:"Light grey"},{color:"hsl(0, 0%, 100%)",label:"White",hasBorder:!0},{color:"hsl(0, 75%, 60%)",label:"Red"},{color:"hsl(30, 75%, 60%)",label:"Orange"},{color:"hsl(60, 75%, 60%)",label:"Yellow"},{color:"hsl(90, 75%, 60%)",label:"Light green"},{color:"hsl(120, 75%, 60%)",label:"Green"},{color:"hsl(150, 75%, 60%)",label:"Aquamarine"},{color:"hsl(180, 75%, 60%)",label:"Turquoise"},{color:"hsl(210, 75%, 60%)",label:"Light blue"},{color:"hsl(240, 75%, 60%)",label:"Blue"},{color:"hsl(270, 75%, 60%)",label:"Purple"}],columns:5}),e.data.addStyleProcessorRules(Hm),e.conversion.for("upcast").elementToAttribute({view:{name:"span",styles:{"background-color":/[\s\S]+/}},model:{key:Ew,value:Pw("background-color")}}),e.conversion.for("downcast").attributeToElement({model:Ew,view:Iw("background-color")}),e.commands.add(Ew,new Rw(e)),e.model.schema.extend("$text",{allowAttributes:Ew}),e.model.schema.setAttributeProperties(Ew,{isFormatting:!0,copyOnEnter:!0})}}class Ow extends ur{constructor(e,{commandName:t,icon:i,componentName:n,dropdownLabel:s}){super(e),this.commandName=t,this.componentName=n,this.icon=i,this.dropdownLabel=s,this.columns=e.config.get(`${this.componentName}.columns`),this.colorTableView=void 0}init(){const e=this.editor,t=e.locale,i=t.t,n=e.commands.get(this.commandName),s=Jo(t,Qo(e.config.get(this.componentName).colors)),o=e.config.get(`${this.componentName}.documentColors`);e.ui.componentFactory.add(this.componentName,(t=>{const r=pg(t);return this.colorTableView=function({dropdownView:e,colors:t,columns:i,removeButtonLabel:n,documentColorsLabel:s,documentColorsCount:o}){const r=e.locale,a=new Aw(r,{colors:t,columns:i,removeButtonLabel:n,documentColorsLabel:s,documentColorsCount:o});return e.colorTableView=a,e.panelView.children.add(a),a.delegate("execute").to(e,"execute"),a}({dropdownView:r,colors:s.map((e=>({label:e.label,color:e.model,options:{hasBorder:e.hasBorder}}))),columns:this.columns,removeButtonLabel:i("Remove color"),documentColorsLabel:0!==o?i("Document colors"):void 0,documentColorsCount:void 0===o?this.columns:o}),this.colorTableView.bind("selectedColor").to(n,"value"),r.buttonView.set({label:this.dropdownLabel,icon:this.icon,tooltip:!0}),r.extendTemplate({attributes:{class:"ck-color-ui-dropdown"}}),r.bind("isEnabled").to(n),r.on("execute",((t,i)=>{e.execute(this.commandName,i),e.editing.view.focus()})),r.on("change:isOpen",((t,i,n)=>{r.colorTableView.appendGrids(),n&&(0!==o&&this.colorTableView.updateDocumentColors(e.model,this.componentName),this.colorTableView.updateSelectedColors())})),yg(r,(()=>r.colorTableView.staticColorsGrid.items.find((e=>e.isOn)))),r}))}}class Bw extends Ow{constructor(e){const t=e.locale.t;super(e,{commandName:Ew,componentName:Ew,icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M4 2h12a2 2 0 0 1 2 2v12a2 2 0 0 1-2 2H4a2 2 0 0 1-2-2V4a2 2 0 0 1 2-2zm8.38 9.262H7.62L10 5.506l2.38 5.756zm.532 1.285L14.34 16h1.426L10.804 4H9.196L4.234 16H5.66l1.428-3.453h5.824z"/></svg>',dropdownLabel:t("Font Background Color")})}static get pluginName(){return"FontBackgroundColorUI"}}class Nw extends yw{constructor(e){super(e,xw)}}class Mw extends ur{static get pluginName(){return"FontColorEditing"}constructor(e){super(e),e.config.define(xw,{colors:[{color:"hsl(0, 0%, 0%)",label:"Black"},{color:"hsl(0, 0%, 30%)",label:"Dim grey"},{color:"hsl(0, 0%, 60%)",label:"Grey"},{color:"hsl(0, 0%, 90%)",label:"Light grey"},{color:"hsl(0, 0%, 100%)",label:"White",hasBorder:!0},{color:"hsl(0, 75%, 60%)",label:"Red"},{color:"hsl(30, 75%, 60%)",label:"Orange"},{color:"hsl(60, 75%, 60%)",label:"Yellow"},{color:"hsl(90, 75%, 60%)",label:"Light green"},{color:"hsl(120, 75%, 60%)",label:"Green"},{color:"hsl(150, 75%, 60%)",label:"Aquamarine"},{color:"hsl(180, 75%, 60%)",label:"Turquoise"},{color:"hsl(210, 75%, 60%)",label:"Light blue"},{color:"hsl(240, 75%, 60%)",label:"Blue"},{color:"hsl(270, 75%, 60%)",label:"Purple"}],columns:5}),e.conversion.for("upcast").elementToAttribute({view:{name:"span",styles:{color:/[\s\S]+/}},model:{key:xw,value:Pw("color")}}),e.conversion.for("upcast").elementToAttribute({view:{name:"font",attributes:{color:/^#?\w+$/}},model:{key:xw,value:e=>e.getAttribute("color")}}),e.conversion.for("downcast").attributeToElement({model:xw,view:Iw("color")}),e.commands.add(xw,new Nw(e)),e.model.schema.extend("$text",{allowAttributes:xw}),e.model.schema.setAttributeProperties(xw,{isFormatting:!0,copyOnEnter:!0})}}class Fw extends Ow{constructor(e){const t=e.locale.t;super(e,{commandName:xw,componentName:xw,icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M12.4 10.3 10 4.5l-2.4 5.8h4.8zm.5 1.2H7.1L5.7 15H4.2l5-12h1.6l5 12h-1.5L13 11.5zm3.1 7H4a1 1 0 0 1 0-2h12a1 1 0 0 1 0 2z"/></svg>',dropdownLabel:t("Font Color")})}static get pluginName(){return"FontColorUI"}}class Dw extends yw{constructor(e){super(e,Tw)}}function zw(e){return e.map(Lw).filter((e=>!!e))}function Lw(e){return"object"==typeof e?e:"default"===e?{title:"Default",model:void 0}:"string"==typeof e?function(e){const t=e.replace(/"|'/g,"").split(","),i=t[0],n=t.map(Hw).join(", ");return{title:i,model:n,view:{name:"span",styles:{"font-family":n},priority:7}}}(e):void 0}function Hw(e){return(e=e.trim()).indexOf(" ")>0&&(e=`'${e}'`),e}class $w extends ur{static get pluginName(){return"FontFamilyEditing"}constructor(e){super(e),e.config.define(Tw,{options:["default","Arial, Helvetica, sans-serif","Courier New, Courier, monospace","Georgia, serif","Lucida Sans Unicode, Lucida Grande, sans-serif","Tahoma, Geneva, sans-serif","Times New Roman, Times, serif","Trebuchet MS, Helvetica, sans-serif","Verdana, Geneva, sans-serif"],supportAllValues:!1})}init(){const e=this.editor;e.model.schema.extend("$text",{allowAttributes:Tw}),e.model.schema.setAttributeProperties(Tw,{isFormatting:!0,copyOnEnter:!0});const t=zw(e.config.get("fontFamily.options")).filter((e=>e.model)),i=Sw(Tw,t);e.config.get("fontFamily.supportAllValues")?(this._prepareAnyValueConverters(),this._prepareCompatibilityConverter()):e.conversion.attributeToElement(i),e.commands.add(Tw,new Dw(e))}_prepareAnyValueConverters(){const e=this.editor;e.conversion.for("downcast").attributeToElement({model:Tw,view:(e,{writer:t})=>t.createAttributeElement("span",{style:"font-family:"+e},{priority:7})}),e.conversion.for("upcast").elementToAttribute({model:{key:Tw,value:e=>e.getStyle("font-family")},view:{name:"span",styles:{"font-family":/.*/}}})}_prepareCompatibilityConverter(){this.editor.conversion.for("upcast").elementToAttribute({view:{name:"font",attributes:{face:/.*/}},model:{key:Tw,value:e=>e.getAttribute("face")}})}}class Ww extends ur{static get pluginName(){return"FontFamilyUI"}init(){const e=this.editor,t=e.t,i=this._getLocalizedOptions(),n=e.commands.get(Tw);e.ui.componentFactory.add(Tw,(s=>{const o=pg(s);return vg(o,(()=>function(e,t){const i=new uo;for(const n of e){const e={type:"button",model:new qg({commandName:Tw,commandParam:n.model,label:n.title,withText:!0})};e.model.bind("isOn").to(t,"value",(e=>e===n.model||!(!e||!n.model)&&e.split(",")[0].replace(/'/g,"").toLowerCase()===n.model.toLowerCase())),n.view&&n.view.styles&&e.model.set("labelStyle",`font-family: ${n.view.styles["font-family"]}`),i.add(e)}return i}(i,n))),o.buttonView.set({label:t("Font Family"),icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M11.03 3h6.149a.75.75 0 1 1 0 1.5h-5.514L11.03 3zm1.27 3h4.879a.75.75 0 1 1 0 1.5h-4.244L12.3 6zm1.27 3h3.609a.75.75 0 1 1 0 1.5h-2.973L13.57 9zm-2.754 2.5L8.038 4.785 5.261 11.5h5.555zm.62 1.5H4.641l-1.666 4.028H1.312l5.789-14h1.875l5.789 14h-1.663L11.436 13z"/></svg>',tooltip:!0}),o.extendTemplate({attributes:{class:"ck-font-family-dropdown"}}),o.bind("isEnabled").to(n),this.listenTo(o,"execute",(t=>{e.execute(t.source.commandName,{value:t.source.commandParam}),e.editing.view.focus()})),o}))}_getLocalizedOptions(){const e=this.editor,t=e.t;return zw(e.config.get(Tw).options).map((e=>("Default"===e.title&&(e.title=t("Default")),e)))}}class jw extends yw{constructor(e){super(e,Cw)}}function Uw(e){return e.map((e=>function(e){if(t=e,"object"==typeof t&&t.title&&t.model&&t.view)return Kw(e);var t;const i=function(e){return qw[e]||qw[e.model]}(e);if(i)return Kw(i);if("default"===e)return{model:void 0,title:"Default"};if(function(e){let t;if("object"==typeof e){if(!e.model)throw new k("font-size-invalid-definition",null,e);t=parseFloat(e.model)}else t=parseFloat(e);return isNaN(t)}(e))return;return function(e){"number"!=typeof e&&"string"!=typeof e||(e={title:String(e),model:`${parseFloat(e)}px`});return e.view={name:"span",styles:{"font-size":e.model}},Kw(e)}(e)}(e))).filter((e=>!!e))}const qw={get tiny(){return{title:"Tiny",model:"tiny",view:{name:"span",classes:"text-tiny",priority:7}}},get small(){return{title:"Small",model:"small",view:{name:"span",classes:"text-small",priority:7}}},get big(){return{title:"Big",model:"big",view:{name:"span",classes:"text-big",priority:7}}},get huge(){return{title:"Huge",model:"huge",view:{name:"span",classes:"text-huge",priority:7}}}};function Kw(e){return e.view.priority||(e.view.priority=7),e}const Gw=["x-small","x-small","small","medium","large","x-large","xx-large","xxx-large"];class Jw extends ur{static get pluginName(){return"FontSizeEditing"}constructor(e){super(e),e.config.define(Cw,{options:["tiny","small","default","big","huge"],supportAllValues:!1})}init(){const e=this.editor;e.model.schema.extend("$text",{allowAttributes:Cw}),e.model.schema.setAttributeProperties(Cw,{isFormatting:!0,copyOnEnter:!0});const t=e.config.get("fontSize.supportAllValues"),i=Uw(this.editor.config.get("fontSize.options")).filter((e=>e.model)),n=Sw(Cw,i);t?(this._prepareAnyValueConverters(n),this._prepareCompatibilityConverter()):e.conversion.attributeToElement(n),e.commands.add(Cw,new jw(e))}_prepareAnyValueConverters(e){const t=this.editor,i=e.model.values.filter((e=>!Tm(String(e))&&!Em(String(e))));if(i.length)throw new k("font-size-invalid-use-of-named-presets",null,{presets:i});t.conversion.for("downcast").attributeToElement({model:Cw,view:(e,{writer:t})=>{if(e)return t.createAttributeElement("span",{style:"font-size:"+e},{priority:7})}}),t.conversion.for("upcast").elementToAttribute({model:{key:Cw,value:e=>e.getStyle("font-size")},view:{name:"span",styles:{"font-size":/.*/}}})}_prepareCompatibilityConverter(){this.editor.conversion.for("upcast").elementToAttribute({view:{name:"font",attributes:{size:/^[+-]?\d{1,3}$/}},model:{key:Cw,value:e=>{const t=e.getAttribute("size"),i="-"===t[0]||"+"===t[0];let n=parseInt(t,10);i&&(n=3+n);const s=Gw.length-1,o=Math.min(Math.max(n,0),s);return Gw[o]}}})}}class Qw extends ur{static get pluginName(){return"FontSizeUI"}init(){const e=this.editor,t=e.t,i=this._getLocalizedOptions(),n=e.commands.get(Cw);e.ui.componentFactory.add(Cw,(s=>{const o=pg(s);return vg(o,(()=>function(e,t){const i=new uo;for(const n of e){const e={type:"button",model:new qg({commandName:Cw,commandParam:n.model,label:n.title,class:"ck-fontsize-option",withText:!0})};n.view&&n.view.styles&&e.model.set("labelStyle",`font-size:${n.view.styles["font-size"]}`),n.view&&n.view.classes&&e.model.set("class",`${e.model.class} ${n.view.classes}`),e.model.bind("isOn").to(t,"value",(e=>e===n.model)),i.add(e)}return i}(i,n))),o.buttonView.set({label:t("Font Size"),icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M9.816 11.5 7.038 4.785 4.261 11.5h5.555zm.62 1.5H3.641l-1.666 4.028H.312l5.789-14h1.875l5.789 14h-1.663L10.436 13zm7.55 2.279.779-.779.707.707-2.265 2.265-2.193-2.265.707-.707.765.765V4.825c0-.042 0-.083.002-.123l-.77.77-.707-.707L17.207 2.5l2.265 2.265-.707.707-.782-.782c.002.043.003.089.003.135v10.454z"/></svg>',tooltip:!0}),o.extendTemplate({attributes:{class:["ck-font-size-dropdown"]}}),o.bind("isEnabled").to(n),this.listenTo(o,"execute",(t=>{e.execute(t.source.commandName,{value:t.source.commandParam}),e.editing.view.focus()})),o}))}_getLocalizedOptions(){const e=this.editor,t=e.t,i={Default:t("Default"),Tiny:t("Tiny"),Small:t("Small"),Big:t("Big"),Huge:t("Huge")};return Uw(e.config.get(Cw).options).map((e=>{const t=i[e.title];return t&&t!=e.title&&(e=Object.assign({},e,{title:t})),e}))}}class Yw extends gr{refresh(){const e=this.editor.model,t=mo(e.document.selection.getSelectedBlocks());this.value=!!t&&t.is("element","paragraph"),this.isEnabled=!!t&&Xw(t,e.schema)}execute(e={}){const t=this.editor.model,i=t.document;t.change((n=>{const s=(e.selection||i.selection).getSelectedBlocks();for(const e of s)!e.is("element","paragraph")&&Xw(e,t.schema)&&n.rename(e,"paragraph")}))}}function Xw(e,t){return t.checkChild(e.parent,"paragraph")&&!t.isObject(e)}class Zw extends gr{execute(e){const t=this.editor.model,i=e.attributes;let n=e.position;t.change((e=>{const s=e.createElement("paragraph");if(i&&t.schema.setAllowedAttributes(s,i,e),!t.schema.checkChild(n.parent,s)){const i=t.schema.findAllowedParent(n,s);if(!i)return;n=e.split(n,i).position}t.insertContent(s,n),e.setSelection(s,"in")}))}}class ev extends ur{static get pluginName(){return"Paragraph"}init(){const e=this.editor,t=e.model;e.commands.add("paragraph",new Yw(e)),e.commands.add("insertParagraph",new Zw(e)),t.schema.register("paragraph",{inheritAllFrom:"$block"}),e.conversion.elementToElement({model:"paragraph",view:"p"}),e.conversion.for("upcast").elementToElement({model:(e,{writer:t})=>ev.paragraphLikeElements.has(e.name)?e.isEmpty?null:t.createElement("paragraph"):null,view:/.+/,converterPriority:"low"})}}ev.paragraphLikeElements=new Set(["blockquote","dd","div","dt","h1","h2","h3","h4","h5","h6","li","p","td","th"]);class tv extends gr{constructor(e,t){super(e),this.modelElements=t}refresh(){const e=mo(this.editor.model.document.selection.getSelectedBlocks());this.value=!!e&&this.modelElements.includes(e.name)&&e.name,this.isEnabled=!!e&&this.modelElements.some((t=>iv(e,t,this.editor.model.schema)))}execute(e){const t=this.editor.model,i=t.document,n=e.value;t.change((e=>{const s=Array.from(i.selection.getSelectedBlocks()).filter((e=>iv(e,n,t.schema)));for(const t of s)t.is("element",n)||e.rename(t,n)}))}}function iv(e,t,i){return i.checkChild(e.parent,t)&&!i.isObject(e)}const nv="paragraph";class sv extends ur{static get pluginName(){return"HeadingEditing"}constructor(e){super(e),e.config.define("heading",{options:[{model:"paragraph",title:"Paragraph",class:"ck-heading_paragraph"},{model:"heading1",view:"h2",title:"Heading 1",class:"ck-heading_heading1"},{model:"heading2",view:"h3",title:"Heading 2",class:"ck-heading_heading2"},{model:"heading3",view:"h4",title:"Heading 3",class:"ck-heading_heading3"}]})}static get requires(){return[ev]}init(){const e=this.editor,t=e.config.get("heading.options"),i=[];for(const n of t)"paragraph"!==n.model&&(e.model.schema.register(n.model,{inheritAllFrom:"$block"}),e.conversion.elementToElement(n),i.push(n.model));this._addDefaultH1Conversion(e),e.commands.add("heading",new tv(e,i))}afterInit(){const e=this.editor,t=e.commands.get("enter"),i=e.config.get("heading.options");t&&this.listenTo(t,"afterExecute",((t,n)=>{const s=e.model.document.selection.getFirstPosition().parent;i.some((e=>s.is("element",e.model)))&&!s.is("element",nv)&&0===s.childCount&&n.writer.rename(s,nv)}))}_addDefaultH1Conversion(e){e.conversion.for("upcast").elementToElement({model:"heading1",view:"h1",converterPriority:v.get("low")+1})}}class ov extends ur{static get pluginName(){return"HeadingUI"}init(){const e=this.editor,t=e.t,i=function(e){const t=e.t,i={Paragraph:t("Paragraph"),"Heading 1":t("Heading 1"),"Heading 2":t("Heading 2"),"Heading 3":t("Heading 3"),"Heading 4":t("Heading 4"),"Heading 5":t("Heading 5"),"Heading 6":t("Heading 6")};return e.config.get("heading.options").map((e=>{const t=i[e.title];return t&&t!=e.title&&(e.title=t),e}))}(e),n=t("Choose heading"),s=t("Heading");e.ui.componentFactory.add("heading",(t=>{const o={},r=new uo,a=e.commands.get("heading"),l=e.commands.get("paragraph"),c=[a];for(const e of i){const t={type:"button",model:new qg({label:e.title,class:e.class,withText:!0})};"paragraph"===e.model?(t.model.bind("isOn").to(l,"value"),t.model.set("commandName","paragraph"),c.push(l)):(t.model.bind("isOn").to(a,"value",(t=>t===e.model)),t.model.set({commandName:"heading",commandValue:e.model})),r.add(t),o[e.model]=e.title}const d=pg(t);return vg(d,r),d.buttonView.set({isOn:!1,withText:!0,tooltip:s}),d.extendTemplate({attributes:{class:["ck-heading-dropdown"]}}),d.bind("isEnabled").toMany(c,"isEnabled",((...e)=>e.some((e=>e)))),d.buttonView.bind("label").to(a,"value",l,"value",((e,t)=>{const i=e||t&&"paragraph";return"boolean"==typeof i?n:o[i]?o[i]:n})),this.listenTo(d,"execute",(t=>{const{commandName:i,commandValue:n}=t.source;e.execute(i,n?{value:n}:void 0),e.editing.view.focus()})),d}))}}class rv extends gr{refresh(){const e=this.editor.model,t=e.schema,i=e.document.selection;this.isEnabled=function(e,t,i){const n=function(e,t){const i=xp(e,t),n=i.start.parent;if(n.isEmpty&&!n.is("element","$root"))return n.parent;return n}(e,i);return t.checkChild(n,"horizontalLine")}(i,t,e)}execute(){const e=this.editor.model;e.change((t=>{const i=t.createElement("horizontalLine");e.insertObject(i,null,null,{setSelection:"after"})}))}}class av extends ur{static get pluginName(){return"HorizontalLineEditing"}init(){const e=this.editor,t=e.model.schema,i=e.t,n=e.conversion;t.register("horizontalLine",{inheritAllFrom:"$blockObject"}),n.for("dataDowncast").elementToElement({model:"horizontalLine",view:(e,{writer:t})=>t.createEmptyElement("hr")}),n.for("editingDowncast").elementToStructure({model:"horizontalLine",view:(e,{writer:t})=>{const n=i("Horizontal line"),s=t.createContainerElement("div",null,t.createEmptyElement("hr"));return t.addClass("ck-horizontal-line",s),t.setCustomProperty("hr",!0,s),function(e,t,i){return t.setCustomProperty("horizontalLine",!0,e),yp(e,t,{label:i})}(s,t,n)}}),n.for("upcast").elementToElement({view:"hr",model:"horizontalLine"}),e.commands.add("horizontalLine",new rv(e))}}class lv extends ur{static get pluginName(){return"HorizontalLineUI"}init(){const e=this.editor,t=e.t;e.ui.componentFactory.add("horizontalLine",(i=>{const n=e.commands.get("horizontalLine"),s=new Ko(i);return s.set({label:t("Horizontal line"),icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M2 9h16v2H2z"/></svg>',tooltip:!0}),s.bind("isEnabled").to(n,"isEnabled"),this.listenTo(s,"execute",(()=>{e.execute("horizontalLine"),e.editing.view.focus()})),s}))}}class cv extends gr{refresh(){const e=this.editor.plugins.get("ImageUtils").getClosestSelectedImageElement(this.editor.model.document.selection);this.isEnabled=!!e,this.isEnabled&&e.hasAttribute("alt")?this.value=e.getAttribute("alt"):this.value=!1}execute(e){const t=this.editor,i=t.plugins.get("ImageUtils"),n=t.model,s=i.getClosestSelectedImageElement(n.document.selection);n.change((t=>{t.setAttribute("alt",e.newValue,s)}))}}class dv extends ur{static get requires(){return[pb]}static get pluginName(){return"ImageTextAlternativeEditing"}init(){this.editor.commands.add("imageTextAlternative",new cv(this.editor))}}class hv extends Ao{constructor(e){super(e);const t=this.locale.t;this.focusTracker=new go,this.keystrokes=new fo,this.labeledInput=this._createLabeledInputView(),this.saveButtonView=this._createButton(t("Save"),rg.check,"ck-button-save"),this.saveButtonView.type="submit",this.cancelButtonView=this._createButton(t("Cancel"),rg.cancel,"ck-button-cancel","cancel"),this._focusables=new ko,this._focusCycler=new ar({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}}),this.setTemplate({tag:"form",attributes:{class:["ck","ck-text-alternative-form","ck-responsive-form"],tabindex:"-1"},children:[this.labeledInput,this.saveButtonView,this.cancelButtonView]}),n(this)}render(){super.render(),this.keystrokes.listenTo(this.element),s({view:this}),[this.labeledInput,this.saveButtonView,this.cancelButtonView].forEach((e=>{this._focusables.add(e),this.focusTracker.add(e.element)}))}destroy(){super.destroy(),this.focusTracker.destroy(),this.keystrokes.destroy()}_createButton(e,t,i,n){const s=new Ko(this.locale);return s.set({label:e,icon:t,tooltip:!0}),s.extendTemplate({attributes:{class:i}}),n&&s.delegate("execute").to(this,n),s}_createLabeledInputView(){const e=this.locale.t,t=new Hg(this.locale,$g);return t.label=e("Text alternative"),t}}function uv(e){const t=e.editing.view,i=Cg.defaultPositions,n=e.plugins.get("ImageUtils");return{target:t.domConverter.mapViewToDom(n.getClosestSelectedImageWidget(t.document.selection)),positions:[i.northArrowSouth,i.northArrowSouthWest,i.northArrowSouthEast,i.southArrowNorth,i.southArrowNorthWest,i.southArrowNorthEast,i.viewportStickyNorth]}}class mv extends ur{static get requires(){return[Gg]}static get pluginName(){return"ImageTextAlternativeUI"}init(){this._createButton()}destroy(){super.destroy(),this._form&&this._form.destroy()}_createButton(){const e=this.editor,t=e.t;e.ui.componentFactory.add("imageTextAlternative",(i=>{const n=e.commands.get("imageTextAlternative"),s=new Ko(i);return s.set({label:t("Change image text alternative"),icon:rg.lowVision,tooltip:!0}),s.bind("isEnabled").to(n,"isEnabled"),s.bind("isOn").to(n,"value",(e=>!!e)),this.listenTo(s,"execute",(()=>{this._showForm()})),s}))}_createForm(){const e=this.editor,t=e.editing.view.document,n=e.plugins.get("ImageUtils");this._balloon=this.editor.plugins.get("ContextualBalloon"),this._form=new hv(e.locale),this._form.render(),this.listenTo(this._form,"submit",(()=>{e.execute("imageTextAlternative",{newValue:this._form.labeledInput.fieldView.element.value}),this._hideForm(!0)})),this.listenTo(this._form,"cancel",(()=>{this._hideForm(!0)})),this._form.keystrokes.set("Esc",((e,t)=>{this._hideForm(!0),t()})),this.listenTo(e.ui,"update",(()=>{n.getClosestSelectedImageWidget(t.selection)?this._isVisible&&function(e){const t=e.plugins.get("ContextualBalloon");if(e.plugins.get("ImageUtils").getClosestSelectedImageWidget(e.editing.view.document.selection)){const i=uv(e);t.updatePosition(i)}}(e):this._hideForm(!0)})),i({emitter:this._form,activator:()=>this._isVisible,contextElements:()=>[this._balloon.view.element],callback:()=>this._hideForm()})}_showForm(){if(this._isVisible)return;this._form||this._createForm();const e=this.editor,t=e.commands.get("imageTextAlternative"),i=this._form.labeledInput;this._form.disableCssTransitions(),this._isInBalloon||this._balloon.add({view:this._form,position:uv(e)}),i.fieldView.value=i.fieldView.element.value=t.value||"",this._form.labeledInput.fieldView.select(),this._form.enableCssTransitions()}_hideForm(e){this._isInBalloon&&(this._form.focusTracker.isFocused&&this._form.saveButtonView.focus(),this._balloon.remove(this._form),e&&this.editor.editing.view.focus())}get _isVisible(){return!!this._balloon&&this._balloon.visibleView===this._form}get _isInBalloon(){return!!this._balloon&&this._balloon.hasView(this._form)}}class gv extends ur{static get requires(){return[dv,mv]}static get pluginName(){return"ImageTextAlternative"}}function fv(e,t){return e=>{e.on(`attribute:srcset:${t}`,i)};function i(t,i,n){if(!n.consumable.consume(i.item,t.name))return;const s=n.writer,o=n.mapper.toViewElement(i.item),r=e.findViewImgElement(o);if(null===i.attributeNewValue){const e=i.attributeOldValue;e.data&&(s.removeAttribute("srcset",r),s.removeAttribute("sizes",r),e.width&&s.removeAttribute("width",r))}else{const e=i.attributeNewValue;e.data&&(s.setAttribute("srcset",e.data,r),s.setAttribute("sizes","100vw",r),e.width&&s.setAttribute("width",e.width,r))}}}function pv(e,t,i){return e=>{e.on(`attribute:${i}:${t}`,n)};function n(t,i,n){if(!n.consumable.consume(i.item,t.name))return;const s=n.writer,o=n.mapper.toViewElement(i.item),r=e.findViewImgElement(o);s.setAttribute(i.attributeKey,i.attributeNewValue||"",r)}}class bv extends Yl{observe(e){this.listenTo(e,"load",((e,t)=>{const i=t.target;this.checkShouldIgnoreEventFromTarget(i)||"IMG"==i.tagName&&this._fireEvents(t)}),{useCapture:!0})}_fireEvents(e){this.isEnabled&&(this.document.fire("layoutChanged"),this.document.fire("imageLoaded",e))}}class wv extends gr{constructor(e){super(e);const t=e.config.get("image.insert.type");e.plugins.has("ImageBlockEditing")||"block"===t&&A("image-block-plugin-required"),e.plugins.has("ImageInlineEditing")||"inline"===t&&A("image-inline-plugin-required")}refresh(){this.isEnabled=this.editor.plugins.get("ImageUtils").isImageAllowed()}execute(e){const t=ro(e.source),i=this.editor.model.document.selection,n=this.editor.plugins.get("ImageUtils"),s=Object.fromEntries(i.getAttributes());t.forEach(((e,t)=>{const o=i.getSelectedElement();if("string"==typeof e&&(e={src:e}),t&&o&&n.isImage(o)){const t=this.editor.model.createPositionAfter(o);n.insertImage({...e,...s},t)}else n.insertImage({...e,...s})}))}}class vv extends gr{refresh(){const e=this.editor.plugins.get("ImageUtils"),t=this.editor.model.document.selection.getSelectedElement();this.isEnabled=e.isImage(t),this.value=this.isEnabled?t.getAttribute("src"):null}execute(e){const t=this.editor.model.document.selection.getSelectedElement();this.editor.model.change((i=>{i.setAttribute("src",e.source,t),i.removeAttribute("srcset",t),i.removeAttribute("sizes",t)}))}}class _v extends ur{static get requires(){return[pb]}static get pluginName(){return"ImageEditing"}init(){const e=this.editor,t=e.conversion;e.editing.view.addObserver(bv),t.for("upcast").attributeToAttribute({view:{name:"img",key:"alt"},model:"alt"}).attributeToAttribute({view:{name:"img",key:"srcset"},model:{key:"srcset",value:e=>{const t={data:e.getAttribute("srcset")};return e.hasAttribute("width")&&(t.width=e.getAttribute("width")),t}}});const i=new wv(e),n=new vv(e);e.commands.add("insertImage",i),e.commands.add("replaceImageSource",n),e.commands.add("imageInsert",i)}}class yv extends gr{constructor(e,t){super(e),this._modelElementName=t}refresh(){const e=this.editor.plugins.get("ImageUtils"),t=e.getClosestSelectedImageElement(this.editor.model.document.selection);"imageBlock"===this._modelElementName?this.isEnabled=e.isInlineImage(t):this.isEnabled=e.isBlockImage(t)}execute(){const e=this.editor,t=this.editor.model,i=e.plugins.get("ImageUtils"),n=i.getClosestSelectedImageElement(t.document.selection),s=Object.fromEntries(n.getAttributes());return s.src||s.uploadId?t.change((e=>{const o=Array.from(t.markers).filter((e=>e.getRange().containsItem(n))),r=i.insertImage(s,t.createSelection(n,"on"),this._modelElementName);if(!r)return null;const a=e.createRangeOn(r);for(const t of o){const i=t.getRange(),n="$graveyard"!=i.root.rootName?i.getJoined(a,!0):a;e.updateMarker(t,{range:n})}return{oldElement:n,newElement:r}})):null}}class kv extends ur{static get requires(){return[_v,pb,ip]}static get pluginName(){return"ImageBlockEditing"}init(){const e=this.editor;e.model.schema.register("imageBlock",{inheritAllFrom:"$blockObject",allowAttributes:["alt","src","srcset"]}),this._setupConversion(),e.plugins.has("ImageInlineEditing")&&(e.commands.add("imageTypeBlock",new yv(this.editor,"imageBlock")),this._setupClipboardIntegration())}_setupConversion(){const e=this.editor,t=e.t,i=e.conversion,n=e.plugins.get("ImageUtils");i.for("dataDowncast").elementToStructure({model:"imageBlock",view:(e,{writer:t})=>mb(t)}),i.for("editingDowncast").elementToStructure({model:"imageBlock",view:(e,{writer:i})=>n.toImageWidget(mb(i),i,t("image widget"))}),i.for("downcast").add(pv(n,"imageBlock","src")).add(pv(n,"imageBlock","alt")).add(fv(n,"imageBlock")),i.for("upcast").elementToElement({view:gb(e,"imageBlock"),model:(e,{writer:t})=>t.createElement("imageBlock",e.hasAttribute("src")?{src:e.getAttribute("src")}:null)}).add(function(e){return e=>{e.on("element:figure",t)};function t(t,i,n){if(!n.consumable.test(i.viewItem,{name:!0,classes:"image"}))return;const s=e.findViewImgElement(i.viewItem);if(!s||!n.consumable.test(s,{name:!0}))return;n.consumable.consume(i.viewItem,{name:!0,classes:"image"});const o=mo(n.convertItem(s,i.modelCursor).modelRange.getItems());o?(n.convertChildren(i.viewItem,o),n.updateConversionResult(o,i)):n.consumable.revert(i.viewItem,{name:!0,classes:"image"})}}(n))}_setupClipboardIntegration(){const e=this.editor,t=e.model,i=e.editing.view,n=e.plugins.get("ImageUtils");this.listenTo(e.plugins.get("ClipboardPipeline"),"inputTransformation",((s,o)=>{const r=Array.from(o.content.getChildren());let a;if(!r.every(n.isInlineImageView))return;a=o.targetRanges?e.editing.mapper.toModelRange(o.targetRanges[0]):t.document.selection.getFirstRange();const l=t.createSelection(a);if("imageBlock"===fb(t.schema,l)){const e=new gm(i.document),t=r.map((t=>e.createElement("figure",{class:"image"},t)));o.content=e.createDocumentFragment(t)}}))}}class Av extends ur{static get requires(){return[kv,Dp,gv]}static get pluginName(){return"ImageBlock"}}class Cv extends ur{static get requires(){return[_v,pb,ip]}static get pluginName(){return"ImageInlineEditing"}init(){const e=this.editor,t=e.model.schema;t.register("imageInline",{inheritAllFrom:"$inlineObject",allowAttributes:["alt","src","srcset"]}),t.addChildCheck(((e,t)=>{if(e.endsWith("caption")&&"imageInline"===t.name)return!1})),this._setupConversion(),e.plugins.has("ImageBlockEditing")&&(e.commands.add("imageTypeInline",new yv(this.editor,"imageInline")),this._setupClipboardIntegration())}_setupConversion(){const e=this.editor,t=e.t,i=e.conversion,n=e.plugins.get("ImageUtils");i.for("dataDowncast").elementToElement({model:"imageInline",view:(e,{writer:t})=>t.createEmptyElement("img")}),i.for("editingDowncast").elementToStructure({model:"imageInline",view:(e,{writer:i})=>n.toImageWidget(function(e){return e.createContainerElement("span",{class:"image-inline"},e.createEmptyElement("img"))}(i),i,t("image widget"))}),i.for("downcast").add(pv(n,"imageInline","src")).add(pv(n,"imageInline","alt")).add(fv(n,"imageInline")),i.for("upcast").elementToElement({view:gb(e,"imageInline"),model:(e,{writer:t})=>t.createElement("imageInline",e.hasAttribute("src")?{src:e.getAttribute("src")}:null)})}_setupClipboardIntegration(){const e=this.editor,t=e.model,i=e.editing.view,n=e.plugins.get("ImageUtils");this.listenTo(e.plugins.get("ClipboardPipeline"),"inputTransformation",((s,o)=>{const r=Array.from(o.content.getChildren());let a;if(!r.every(n.isBlockImageView))return;a=o.targetRanges?e.editing.mapper.toModelRange(o.targetRanges[0]):t.document.selection.getFirstRange();const l=t.createSelection(a);if("imageInline"===fb(t.schema,l)){const e=new gm(i.document),t=r.map((t=>1===t.childCount?(Array.from(t.getAttributes()).forEach((i=>e.setAttribute(...i,n.findViewImgElement(t)))),t.getChild(0)):t));o.content=e.createDocumentFragment(t)}}))}}class Tv extends ur{static get requires(){return[Cv,Dp,gv]}static get pluginName(){return"ImageInline"}}class xv extends gr{refresh(){const e=this.editor,t=e.plugins.get("ImageCaptionUtils");if(!e.plugins.has(kv))return this.isEnabled=!1,void(this.value=!1);const i=e.model.document.selection,n=i.getSelectedElement();if(!n){const e=t.getCaptionFromModelSelection(i);return this.isEnabled=!!e,void(this.value=!!e)}this.isEnabled=this.editor.plugins.get("ImageUtils").isImage(n),this.isEnabled?this.value=!!t.getCaptionFromImageModelElement(n):this.value=!1}execute(e={}){const{focusCaptionOnShow:t}=e;this.editor.model.change((e=>{this.value?this._hideImageCaption(e):this._showImageCaption(e,t)}))}_showImageCaption(e,t){const i=this.editor.model.document.selection,n=this.editor.plugins.get("ImageCaptionEditing");let s=i.getSelectedElement();const o=n._getSavedCaption(s);this.editor.plugins.get("ImageUtils").isInlineImage(s)&&(this.editor.execute("imageTypeBlock"),s=i.getSelectedElement());const r=o||e.createElement("caption");e.append(r,s),t&&e.setSelection(r,"in")}_hideImageCaption(e){const t=this.editor,i=t.model.document.selection,n=t.plugins.get("ImageCaptionEditing"),s=t.plugins.get("ImageCaptionUtils");let o,r=i.getSelectedElement();r?o=s.getCaptionFromImageModelElement(r):(o=s.getCaptionFromModelSelection(i),r=o.parent),n._saveCaption(r,o),e.setSelection(r,"on"),e.remove(o)}}class Ev extends ur{static get pluginName(){return"ImageCaptionUtils"}static get requires(){return[pb]}getCaptionFromImageModelElement(e){for(const t of e.getChildren())if(t&&t.is("element","caption"))return t;return null}getCaptionFromModelSelection(e){const t=this.editor.plugins.get("ImageUtils"),i=e.getFirstPosition().findAncestor("caption");return i&&t.isBlockImage(i.parent)?i:null}matchImageCaptionViewElement(e){const t=this.editor.plugins.get("ImageUtils");return"figcaption"==e.name&&t.isBlockImageView(e.parent)?{name:!0}:null}}class Sv extends ur{static get requires(){return[pb,Ev]}static get pluginName(){return"ImageCaptionEditing"}constructor(e){super(e),this._savedCaptionsMap=new WeakMap}init(){const e=this.editor,t=e.model.schema;t.isRegistered("caption")?t.extend("caption",{allowIn:"imageBlock"}):t.register("caption",{allowIn:"imageBlock",allowContentOf:"$block",isLimit:!0}),e.commands.add("toggleImageCaption",new xv(this.editor)),this._setupConversion(),this._setupImageTypeCommandsIntegration(),this._registerCaptionReconversion()}_setupConversion(){const e=this.editor,t=e.editing.view,i=e.plugins.get("ImageUtils"),n=e.plugins.get("ImageCaptionUtils"),s=e.t;e.conversion.for("upcast").elementToElement({view:e=>n.matchImageCaptionViewElement(e),model:"caption"}),e.conversion.for("dataDowncast").elementToElement({model:"caption",view:(e,{writer:t})=>i.isBlockImage(e.parent)?t.createContainerElement("figcaption"):null}),e.conversion.for("editingDowncast").elementToElement({model:"caption",view:(e,{writer:n})=>{if(!i.isBlockImage(e.parent))return null;const o=n.createEditableElement("figcaption");n.setCustomProperty("imageCaption",!0,o),yr({view:t,element:o,text:s("Enter image caption"),keepOnFocus:!0});const r=e.parent.getAttribute("alt");return Tp(o,n,{label:r?s("Caption for image: %0",[r]):s("Caption for the image")})}})}_setupImageTypeCommandsIntegration(){const e=this.editor,t=e.plugins.get("ImageUtils"),i=e.plugins.get("ImageCaptionUtils"),n=e.commands.get("imageTypeInline"),s=e.commands.get("imageTypeBlock"),o=e=>{if(!e.return)return;const{oldElement:n,newElement:s}=e.return;if(!n)return;if(t.isBlockImage(n)){const e=i.getCaptionFromImageModelElement(n);if(e)return void this._saveCaption(s,e)}const o=this._getSavedCaption(n);o&&this._saveCaption(s,o)};n&&this.listenTo(n,"execute",o,{priority:"low"}),s&&this.listenTo(s,"execute",o,{priority:"low"})}_getSavedCaption(e){const t=this._savedCaptionsMap.get(e);return t?vd.fromJSON(t):null}_saveCaption(e,t){this._savedCaptionsMap.set(e,t.toJSON())}_registerCaptionReconversion(){const e=this.editor,t=e.model,i=e.plugins.get("ImageUtils"),n=e.plugins.get("ImageCaptionUtils");t.document.on("change:data",(()=>{const s=t.document.differ.getChanges();for(const t of s){if("alt"!==t.attributeKey)continue;const s=t.range.start.nodeAfter;if(i.isBlockImage(s)){const t=n.getCaptionFromImageModelElement(s);if(!t)return;e.editing.reconvertItem(t)}}}))}}class Pv extends ur{static get requires(){return[Ev]}static get pluginName(){return"ImageCaptionUI"}init(){const e=this.editor,t=e.editing.view,i=e.plugins.get("ImageCaptionUtils"),n=e.t;e.ui.componentFactory.add("toggleImageCaption",(s=>{const o=e.commands.get("toggleImageCaption"),r=new Ko(s);return r.set({icon:rg.caption,tooltip:!0,isToggleable:!0}),r.bind("isOn","isEnabled").to(o,"value","isEnabled"),r.bind("label").to(o,"value",(e=>n(e?"Toggle caption off":"Toggle caption on"))),this.listenTo(r,"execute",(()=>{e.execute("toggleImageCaption",{focusCaptionOnShow:!0});const n=i.getCaptionFromModelSelection(e.model.document.selection);if(n){const i=e.editing.mapper.toViewElement(n);t.scrollToTheSelection(),t.change((e=>{e.addClass("image__caption_highlighted",i)}))}e.editing.view.focus()})),r}))}}class Iv extends(G()){constructor(){super();const e=new window.FileReader;this._reader=e,this._data=void 0,this.set("loaded",0),e.onprogress=e=>{this.loaded=e.loaded}}get error(){return this._reader.error}get data(){return this._data}read(e){const t=this._reader;return this.total=e.size,new Promise(((i,n)=>{t.onload=()=>{const e=t.result;this._data=e,i(e)},t.onerror=()=>{n("error")},t.onabort=()=>{n("aborted")},this._reader.readAsDataURL(e)}))}abort(){this._reader.abort()}}class Rv extends ur{static get pluginName(){return"FileRepository"}static get requires(){return[og]}init(){this.loaders=new uo,this.loaders.on("change",(()=>this._updatePendingAction())),this._loadersMap=new Map,this._pendingAction=null,this.set("uploaded",0),this.set("uploadTotal",null),this.bind("uploadedPercent").to(this,"uploaded",this,"uploadTotal",((e,t)=>t?e/t*100:0))}getLoader(e){return this._loadersMap.get(e)||null}createLoader(e){if(!this.createUploadAdapter)return A("filerepository-no-upload-adapter"),null;const t=new Vv(Promise.resolve(e),this.createUploadAdapter);return this.loaders.add(t),this._loadersMap.set(e,t),e instanceof Promise&&t.file.then((e=>{this._loadersMap.set(e,t)})).catch((()=>{})),t.on("change:uploaded",(()=>{let e=0;for(const t of this.loaders)e+=t.uploaded;this.uploaded=e})),t.on("change:uploadTotal",(()=>{let e=0;for(const t of this.loaders)t.uploadTotal&&(e+=t.uploadTotal);this.uploadTotal=e})),t}destroyLoader(e){const t=e instanceof Vv?e:this.getLoader(e);t._destroy(),this.loaders.remove(t),this._loadersMap.forEach(((e,i)=>{e===t&&this._loadersMap.delete(i)}))}_updatePendingAction(){const e=this.editor.plugins.get(og);if(this.loaders.length){if(!this._pendingAction){const t=this.editor.t,i=e=>`${t("Upload in progress")} ${parseInt(e)}%.`;this._pendingAction=e.add(i(this.uploadedPercent)),this._pendingAction.bind("message").to(this,"uploadedPercent",i)}}else e.remove(this._pendingAction),this._pendingAction=null}}class Vv extends(G()){constructor(e,t){super(),this.id=w(),this._filePromiseWrapper=this._createFilePromiseWrapper(e),this._adapter=t(this),this._reader=new Iv,this.set("status","idle"),this.set("uploaded",0),this.set("uploadTotal",null),this.bind("uploadedPercent").to(this,"uploaded",this,"uploadTotal",((e,t)=>t?e/t*100:0)),this.set("uploadResponse",null)}get file(){return this._filePromiseWrapper?this._filePromiseWrapper.promise.then((e=>this._filePromiseWrapper?e:null)):Promise.resolve(null)}get data(){return this._reader.data}read(){if("idle"!=this.status)throw new k("filerepository-read-wrong-status",this);return this.status="reading",this.file.then((e=>this._reader.read(e))).then((e=>{if("reading"!==this.status)throw this.status;return this.status="idle",e})).catch((e=>{if("aborted"===e)throw this.status="aborted","aborted";throw this.status="error",this._reader.error?this._reader.error:e}))}upload(){if("idle"!=this.status)throw new k("filerepository-upload-wrong-status",this);return this.status="uploading",this.file.then((()=>this._adapter.upload())).then((e=>(this.uploadResponse=e,this.status="idle",e))).catch((e=>{if("aborted"===this.status)throw"aborted";throw this.status="error",e}))}abort(){const e=this.status;this.status="aborted",this._filePromiseWrapper.isFulfilled?"reading"==e?this._reader.abort():"uploading"==e&&this._adapter.abort&&this._adapter.abort():(this._filePromiseWrapper.promise.catch((()=>{})),this._filePromiseWrapper.rejecter("aborted")),this._destroy()}_destroy(){this._filePromiseWrapper=void 0,this._reader=void 0,this._adapter=void 0,this.uploadResponse=void 0}_createFilePromiseWrapper(e){const t={};return t.promise=new Promise(((i,n)=>{t.rejecter=n,t.isFulfilled=!1,e.then((e=>{t.isFulfilled=!0,i(e)})).catch((e=>{t.isFulfilled=!0,n(e)}))})),t}}class Ov extends Ao{constructor(e){super(e),this.buttonView=new Ko(e),this._fileInputView=new Bv(e),this._fileInputView.bind("acceptedType").to(this),this._fileInputView.bind("allowMultipleFiles").to(this),this._fileInputView.delegate("done").to(this),this.setTemplate({tag:"span",attributes:{class:"ck-file-dialog-button"},children:[this.buttonView,this._fileInputView]}),this.buttonView.on("execute",(()=>{this._fileInputView.open()}))}focus(){this.buttonView.focus()}}class Bv extends Ao{constructor(e){super(e),this.set("acceptedType",void 0),this.set("allowMultipleFiles",!1);const t=this.bindTemplate;this.setTemplate({tag:"input",attributes:{class:["ck-hidden"],type:"file",tabindex:"-1",accept:t.to("acceptedType"),multiple:t.to("allowMultipleFiles")},on:{change:t.to((()=>{this.element&&this.element.files&&this.element.files.length&&this.fire("done",this.element.files),this.element.value=""}))}})}open(){this.element.click()}}function Nv(e){const t=e.map((e=>e.replace("+","\\+")));return new RegExp(`^image\\/(${t.join("|")})$`)}function Mv(e){return new Promise(((t,i)=>{const n=e.getAttribute("src");fetch(n).then((e=>e.blob())).then((e=>{const i=Fv(e,n),s=i.replace("image/",""),o=new File([e],`image.${s}`,{type:i});t(o)})).catch((e=>e&&"TypeError"===e.name?function(e){return function(e){return new Promise(((t,i)=>{const n=ks.document.createElement("img");n.addEventListener("load",(()=>{const e=ks.document.createElement("canvas");e.width=n.width,e.height=n.height;e.getContext("2d").drawImage(n,0,0),e.toBlob((e=>e?t(e):i()))})),n.addEventListener("error",(()=>i())),n.src=e}))}(e).then((t=>{const i=Fv(t,e),n=i.replace("image/","");return new File([t],`image.${n}`,{type:i})}))}(n).then(t).catch(i):i(e)))}))}function Fv(e,t){return e.type?e.type:t.match(/data:(image\/\w+);base64/)?t.match(/data:(image\/\w+);base64/)[1].toLowerCase():"image/jpeg"}class Dv extends ur{static get pluginName(){return"ImageUploadUI"}init(){const e=this.editor,t=e.t,i=i=>{const n=new Ov(i),s=e.commands.get("uploadImage"),o=e.config.get("image.upload.types"),r=Nv(o);return n.set({acceptedType:o.map((e=>`image/${e}`)).join(","),allowMultipleFiles:!0}),n.buttonView.set({label:t("Insert image"),icon:rg.image,tooltip:!0}),n.buttonView.bind("isEnabled").to(s),n.on("done",((t,i)=>{const n=Array.from(i).filter((e=>r.test(e.type)));n.length&&(e.execute("uploadImage",{file:n}),e.editing.view.focus())})),n};e.ui.componentFactory.add("uploadImage",i),e.ui.componentFactory.add("imageUpload",i)}}class zv extends ur{static get pluginName(){return"ImageUploadProgress"}constructor(e){super(e),this.placeholder="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw=="}init(){const e=this.editor;e.plugins.has("ImageBlockEditing")&&e.editing.downcastDispatcher.on("attribute:uploadStatus:imageBlock",((...e)=>this.uploadStatusChange(...e))),e.plugins.has("ImageInlineEditing")&&e.editing.downcastDispatcher.on("attribute:uploadStatus:imageInline",((...e)=>this.uploadStatusChange(...e)))}uploadStatusChange(e,t,i){const n=this.editor,s=t.item,o=s.getAttribute("uploadId");if(!i.consumable.consume(t.item,e.name))return;const r=n.plugins.get("ImageUtils"),a=n.plugins.get(Rv),l=o?t.attributeNewValue:null,c=this.placeholder,d=n.editing.mapper.toViewElement(s),h=i.writer;if("reading"==l)return Lv(d,h),void Hv(r,c,d,h);if("uploading"==l){const e=a.loaders.get(o);return Lv(d,h),void(e?($v(d,h),function(e,t,i,n){const s=function(e){const t=e.createUIElement("div",{class:"ck-progress-bar"});return e.setCustomProperty("progressBar",!0,t),t}(t);t.insert(t.createPositionAt(e,"end"),s),i.on("change:uploadedPercent",((e,t,i)=>{n.change((e=>{e.setStyle("width",i+"%",s)}))}))}(d,h,e,n.editing.view),function(e,t,i,n){if(n.data){const s=e.findViewImgElement(t);i.setAttribute("src",n.data,s)}}(r,d,h,e)):Hv(r,c,d,h))}"complete"==l&&a.loaders.get(o)&&function(e,t,i){const n=t.createUIElement("div",{class:"ck-image-upload-complete-icon"});t.insert(t.createPositionAt(e,"end"),n),setTimeout((()=>{i.change((e=>e.remove(e.createRangeOn(n))))}),3e3)}(d,h,n.editing.view),function(e,t){jv(e,t,"progressBar")}(d,h),$v(d,h),function(e,t){t.removeClass("ck-appear",e)}(d,h)}}function Lv(e,t){e.hasClass("ck-appear")||t.addClass("ck-appear",e)}function Hv(e,t,i,n){i.hasClass("ck-image-upload-placeholder")||n.addClass("ck-image-upload-placeholder",i);const s=e.findViewImgElement(i);s.getAttribute("src")!==t&&n.setAttribute("src",t,s),Wv(i,"placeholder")||n.insert(n.createPositionAfter(s),function(e){const t=e.createUIElement("div",{class:"ck-upload-placeholder-loader"});return e.setCustomProperty("placeholder",!0,t),t}(n))}function $v(e,t){e.hasClass("ck-image-upload-placeholder")&&t.removeClass("ck-image-upload-placeholder",e),jv(e,t,"placeholder")}function Wv(e,t){for(const i of e.getChildren())if(i.getCustomProperty(t))return i}function jv(e,t,i){const n=Wv(e,i);n&&t.remove(t.createRangeOn(n))}class Uv extends gr{refresh(){const e=this.editor,t=e.plugins.get("ImageUtils"),i=e.model.document.selection.getSelectedElement();this.isEnabled=t.isImageAllowed()||t.isImage(i)}execute(e){const t=ro(e.file),i=this.editor.model.document.selection,n=this.editor.plugins.get("ImageUtils"),s=Object.fromEntries(i.getAttributes());t.forEach(((e,t)=>{const o=i.getSelectedElement();if(t&&o&&n.isImage(o)){const t=this.editor.model.createPositionAfter(o);this._uploadImage(e,s,t)}else this._uploadImage(e,s)}))}_uploadImage(e,t,i){const n=this.editor,s=n.plugins.get(Rv).createLoader(e),o=n.plugins.get("ImageUtils");s&&o.insertImage({...t,uploadId:s.id},i)}}class qv extends ur{static get requires(){return[Rv,Ug,ip,pb]}static get pluginName(){return"ImageUploadEditing"}constructor(e){super(e),e.config.define("image",{upload:{types:["jpeg","png","gif","bmp","webp","tiff"]}}),this._uploadImageElements=new Map}init(){const e=this.editor,t=e.model.document,i=e.conversion,n=e.plugins.get(Rv),s=e.plugins.get("ImageUtils"),o=Nv(e.config.get("image.upload.types")),r=new Uv(e);e.commands.add("uploadImage",r),e.commands.add("imageUpload",r),i.for("upcast").attributeToAttribute({view:{name:"img",key:"uploadId"},model:"uploadId"}),this.listenTo(e.editing.view.document,"clipboardInput",((t,i)=>{if(n=i.dataTransfer,Array.from(n.types).includes("text/html")&&""!==n.getData("text/html"))return;var n;const s=Array.from(i.dataTransfer.files).filter((e=>!!e&&o.test(e.type)));s.length&&(t.stop(),e.model.change((t=>{i.targetRanges&&t.setSelection(i.targetRanges.map((t=>e.editing.mapper.toModelRange(t)))),e.model.enqueueChange((()=>{e.execute("uploadImage",{file:s})}))})))})),this.listenTo(e.plugins.get("ClipboardPipeline"),"inputTransformation",((t,i)=>{const o=Array.from(e.editing.view.createRangeIn(i.content)).filter((e=>function(e,t){return!(!e.isInlineImageView(t)||!t.getAttribute("src"))&&(t.getAttribute("src").match(/^data:image\/\w+;base64,/g)||t.getAttribute("src").match(/^blob:/g))}(s,e.item)&&!e.item.getAttribute("uploadProcessed"))).map((e=>({promise:Mv(e.item),imageElement:e.item})));if(!o.length)return;const r=new gm(e.editing.view.document);for(const e of o){r.setAttribute("uploadProcessed",!0,e.imageElement);const t=n.createLoader(e.promise);t&&(r.setAttribute("src","",e.imageElement),r.setAttribute("uploadId",t.id,e.imageElement))}})),e.editing.view.document.on("dragover",((e,t)=>{t.preventDefault()})),t.on("change",(()=>{const i=t.differ.getChanges({includeChangesInGraveyard:!0}).reverse(),s=new Set;for(const t of i)if("insert"==t.type&&"$text"!=t.name){const i=t.position.nodeAfter,o="$graveyard"==t.position.root.rootName;for(const t of Kv(e,i)){const e=t.getAttribute("uploadId");if(!e)continue;const i=n.loaders.get(e);i&&(o?s.has(e)||i.abort():(s.add(e),this._uploadImageElements.set(e,t),"idle"==i.status&&this._readAndUpload(i)))}}})),this.on("uploadComplete",((e,{imageElement:t,data:i})=>{const n=i.urls?i.urls:i;this.editor.model.change((e=>{e.setAttribute("src",n.default,t),this._parseAndSetSrcsetAttributeOnImage(n,t,e)}))}),{priority:"low"})}afterInit(){const e=this.editor.model.schema;this.editor.plugins.has("ImageBlockEditing")&&e.extend("imageBlock",{allowAttributes:["uploadId","uploadStatus"]}),this.editor.plugins.has("ImageInlineEditing")&&e.extend("imageInline",{allowAttributes:["uploadId","uploadStatus"]})}_readAndUpload(e){const t=this.editor,i=t.model,n=t.locale.t,s=t.plugins.get(Rv),o=t.plugins.get(Ug),r=t.plugins.get("ImageUtils"),a=this._uploadImageElements;return i.enqueueChange({isUndoable:!1},(t=>{t.setAttribute("uploadStatus","reading",a.get(e.id))})),e.read().then((()=>{const n=e.upload(),s=a.get(e.id);if(l.isSafari){const e=t.editing.mapper.toViewElement(s),i=r.findViewImgElement(e);t.editing.view.once("render",(()=>{if(!i.parent)return;const e=t.editing.view.domConverter.mapViewToDom(i.parent);if(!e)return;const n=e.style.display;e.style.display="none",e._ckHack=e.offsetHeight,e.style.display=n}))}return i.enqueueChange({isUndoable:!1},(e=>{e.setAttribute("uploadStatus","uploading",s)})),n})).then((t=>{i.enqueueChange({isUndoable:!1},(i=>{const n=a.get(e.id);i.setAttribute("uploadStatus","complete",n),this.fire("uploadComplete",{data:t,imageElement:n})})),c()})).catch((t=>{if("error"!==e.status&&"aborted"!==e.status)throw t;"error"==e.status&&t&&o.showWarning(t,{title:n("Upload failed"),namespace:"upload"}),i.enqueueChange({isUndoable:!1},(t=>{t.remove(a.get(e.id))})),c()}));function c(){i.enqueueChange({isUndoable:!1},(t=>{const i=a.get(e.id);t.removeAttribute("uploadId",i),t.removeAttribute("uploadStatus",i),a.delete(e.id)})),s.destroyLoader(e)}}_parseAndSetSrcsetAttributeOnImage(e,t,i){let n=0;const s=Object.keys(e).filter((e=>{const t=parseInt(e,10);if(!isNaN(t))return n=Math.max(n,t),!0})).map((t=>`${e[t]} ${t}w`)).join(", ");""!=s&&i.setAttribute("srcset",{data:s,width:n},t)}}function Kv(e,t){const i=e.plugins.get("ImageUtils");return Array.from(e.model.createRangeOn(t)).filter((e=>i.isImage(e.item))).map((e=>e.item))}class Gv extends ur{static get pluginName(){return"ImageUpload"}static get requires(){return[qv,Dv,zv]}}class Jv extends Ao{constructor(e,t={}){super(e);const i=this.bindTemplate;this.set("class",t.class||null),this.children=this.createCollection(),t.children&&t.children.forEach((e=>this.children.add(e))),this.set("_role",null),this.set("_ariaLabelledBy",null),t.labelView&&this.set({_role:"group",_ariaLabelledBy:t.labelView.id}),this.setTemplate({tag:"div",attributes:{class:["ck","ck-form__row",i.to("class")],role:i.to("_role"),"aria-labelledby":i.to("_ariaLabelledBy")},children:this.children})}}class Qv extends Ao{constructor(e,t){super(e);const{insertButtonView:i,cancelButtonView:n}=this._createActionButtons(e);if(this.insertButtonView=i,this.cancelButtonView=n,this.set("imageURLInputValue",""),this.focusTracker=new go,this.keystrokes=new fo,this._focusables=new ko,this._focusCycler=new ar({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}}),this.set("_integrations",new uo),t)for(const[e,i]of Object.entries(t))"insertImageViaUrl"===e&&(i.fieldView.bind("value").to(this,"imageURLInputValue",(e=>e||"")),i.fieldView.on("input",(()=>{this.imageURLInputValue=i.fieldView.element.value.trim()}))),i.name=e,this._integrations.add(i);this.setTemplate({tag:"form",attributes:{class:["ck","ck-image-insert-form"],tabindex:"-1"},children:[...this._integrations,new Jv(e,{children:[this.insertButtonView,this.cancelButtonView],class:"ck-image-insert-form__action-row"})]})}render(){super.render(),s({view:this});const e=[...this._integrations,this.insertButtonView,this.cancelButtonView];e.forEach((e=>{this._focusables.add(e),this.focusTracker.add(e.element)})),this.keystrokes.listenTo(this.element);const t=e=>e.stopPropagation();this.keystrokes.set("arrowright",t),this.keystrokes.set("arrowleft",t),this.keystrokes.set("arrowup",t),this.keystrokes.set("arrowdown",t),this.listenTo(e[0].element,"selectstart",((e,t)=>{t.stopPropagation()}),{priority:"high"})}destroy(){super.destroy(),this.focusTracker.destroy(),this.keystrokes.destroy()}getIntegration(e){return this._integrations.find((t=>t.name===e))}_createActionButtons(e){const t=e.t,i=new Ko(e),n=new Ko(e);return i.set({label:t("Insert"),icon:rg.check,class:"ck-button-save",type:"submit",withText:!0,isEnabled:this.imageURLInputValue}),n.set({label:t("Cancel"),icon:rg.cancel,class:"ck-button-cancel",withText:!0}),i.bind("isEnabled").to(this,"imageURLInputValue",(e=>!!e)),i.delegate("execute").to(this,"submit"),n.delegate("execute").to(this,"cancel"),{insertButtonView:i,cancelButtonView:n}}focus(){this._focusCycler.focusFirst()}}function Yv(e){const t=e.t,i=new Hg(e,$g);return i.set({label:t("Insert image via URL")}),i.fieldView.placeholder="https://example.com/image.png",i}class Xv extends ur{static get pluginName(){return"ImageInsertUI"}init(){const e=this.editor,t=e=>this._createDropdownView(e);e.ui.componentFactory.add("insertImage",t),e.ui.componentFactory.add("imageInsert",t)}_createDropdownView(e){const t=this.editor,i=e.t,n=t.commands.get("uploadImage"),s=t.commands.get("insertImage");this.dropdownView=pg(e,n?or:void 0);const o=this.dropdownView.buttonView,r=this.dropdownView.panelView;if(o.set({label:i("Insert image"),icon:rg.image,tooltip:!0}),r.extendTemplate({attributes:{class:"ck-image-insert__panel"}}),n){const e=this.dropdownView.buttonView;e.actionView=t.ui.componentFactory.create("uploadImage"),e.actionView.extendTemplate({attributes:{class:"ck ck-button ck-splitbutton__action"}})}return this._setUpDropdown(n||s)}_setUpDropdown(e){const t=this.editor,i=t.t,n=this.dropdownView,s=n.panelView,o=this.editor.plugins.get("ImageUtils"),r=t.commands.get("replaceImageSource");let a;function l(){t.editing.view.focus(),n.isOpen=!1}return n.bind("isEnabled").to(e),n.once("change:isOpen",(()=>{a=new Qv(t.locale,function(e){const t=e.config.get("image.insert.integrations"),i=e.plugins.get("ImageInsertUI"),n={insertImageViaUrl:Yv(e.locale)};if(!t)return n;if(t.find((e=>"openCKFinder"===e))&&e.ui.componentFactory.has("ckfinder")){const t=e.ui.componentFactory.create("ckfinder");t.set({withText:!0,class:"ck-image-insert__ck-finder-button"}),t.delegate("execute").to(i,"cancel"),n.openCKFinder=t}return t.reduce(((t,i)=>(n[i]?t[i]=n[i]:e.ui.componentFactory.has(i)&&(t[i]=e.ui.componentFactory.create(i)),t)),{})}(t)),a.delegate("submit","cancel").to(n),s.children.add(a)})),n.on("change:isOpen",(()=>{const e=t.model.document.selection.getSelectedElement(),s=a.insertButtonView,l=a.getIntegration("insertImageViaUrl");n.isOpen&&(o.isImage(e)?(a.imageURLInputValue=r.value,s.label=i("Update"),l.label=i("Update image URL")):(a.imageURLInputValue="",s.label=i("Insert"),l.label=i("Insert image via URL")))}),{priority:"low"}),this.delegate("cancel").to(n),n.on("submit",(()=>{l(),function(){const e=t.model.document.selection.getSelectedElement();o.isImage(e)?t.execute("replaceImageSource",{source:a.imageURLInputValue}):t.execute("insertImage",{source:a.imageURLInputValue})}()})),n.on("cancel",(()=>{l()})),n}}class Zv extends ur{static get pluginName(){return"ImageInsertViaUrl"}static get requires(){return[Xv]}}class e_ extends gr{refresh(){const e=this.editor,t=e.plugins.get("ImageUtils").getClosestSelectedImageElement(e.model.document.selection);this.isEnabled=!!t,t&&t.hasAttribute("width")?this.value={width:t.getAttribute("width"),height:null}:this.value=null}execute(e){const t=this.editor,i=t.model,n=t.plugins.get("ImageUtils").getClosestSelectedImageElement(i.document.selection);this.value={width:e.width,height:null},n&&i.change((t=>{t.setAttribute("width",e.width,n)}))}}class t_ extends ur{static get requires(){return[pb]}static get pluginName(){return"ImageResizeEditing"}constructor(e){super(e),e.config.define("image",{resizeUnit:"%",resizeOptions:[{name:"resizeImage:original",value:null,icon:"original"},{name:"resizeImage:25",value:"25",icon:"small"},{name:"resizeImage:50",value:"50",icon:"medium"},{name:"resizeImage:75",value:"75",icon:"large"}]})}init(){const e=this.editor,t=new e_(e);this._registerSchema(),this._registerConverters("imageBlock"),this._registerConverters("imageInline"),e.commands.add("resizeImage",t),e.commands.add("imageResize",t)}_registerSchema(){this.editor.plugins.has("ImageBlockEditing")&&this.editor.model.schema.extend("imageBlock",{allowAttributes:"width"}),this.editor.plugins.has("ImageInlineEditing")&&this.editor.model.schema.extend("imageInline",{allowAttributes:"width"})}_registerConverters(e){const t=this.editor;t.conversion.for("downcast").add((t=>t.on(`attribute:width:${e}`,((e,t,i)=>{if(!i.consumable.consume(t.item,e.name))return;const n=i.writer,s=i.mapper.toViewElement(t.item);null!==t.attributeNewValue?(n.setStyle("width",t.attributeNewValue,s),n.addClass("image_resized",s)):(n.removeStyle("width",s),n.removeClass("image_resized",s))})))),t.conversion.for("upcast").attributeToAttribute({view:{name:"imageBlock"===e?"figure":"img",styles:{width:/.+/}},model:{key:"width",value:e=>e.getStyle("width")}})}}const i_={small:rg.objectSizeSmall,medium:rg.objectSizeMedium,large:rg.objectSizeLarge,original:rg.objectSizeFull};class n_ extends ur{static get requires(){return[t_]}static get pluginName(){return"ImageResizeButtons"}constructor(e){super(e),this._resizeUnit=e.config.get("image.resizeUnit")}init(){const e=this.editor,t=e.config.get("image.resizeOptions"),i=e.commands.get("resizeImage");this.bind("isEnabled").to(i);for(const e of t)this._registerImageResizeButton(e);this._registerImageResizeDropdown(t)}_registerImageResizeButton(e){const t=this.editor,{name:i,value:n,icon:s}=e,o=n?n+this._resizeUnit:null;t.ui.componentFactory.add(i,(i=>{const n=new Ko(i),r=t.commands.get("resizeImage"),a=this._getOptionLabelValue(e,!0);if(!i_[s])throw new k("imageresizebuttons-missing-icon",t,e);return n.set({label:a,icon:i_[s],tooltip:a,isToggleable:!0}),n.bind("isEnabled").to(this),n.bind("isOn").to(r,"value",s_(o)),this.listenTo(n,"execute",(()=>{t.execute("resizeImage",{width:o})})),n}))}_registerImageResizeDropdown(e){const t=this.editor,i=t.t,n=e.find((e=>!e.value)),s=s=>{const o=t.commands.get("resizeImage"),r=pg(s,sr),a=r.buttonView;return a.set({tooltip:i("Resize image"),commandValue:n.value,icon:i_.medium,isToggleable:!0,label:this._getOptionLabelValue(n),withText:!0,class:"ck-resize-image-button"}),a.bind("label").to(o,"value",(e=>e&&e.width?e.width:this._getOptionLabelValue(n))),r.bind("isOn").to(o),r.bind("isEnabled").to(this),vg(r,(()=>this._getResizeDropdownListItemDefinitions(e,o)),{ariaLabel:i("Image resize list")}),this.listenTo(r,"execute",(e=>{t.execute(e.source.commandName,{width:e.source.commandValue}),t.editing.view.focus()})),r};t.ui.componentFactory.add("resizeImage",s),t.ui.componentFactory.add("imageResize",s)}_getOptionLabelValue(e,t){const i=this.editor.t;return e.label?e.label:t?e.value?i("Resize image to %0",e.value+this._resizeUnit):i("Resize image to the original size"):e.value?e.value+this._resizeUnit:i("Original")}_getResizeDropdownListItemDefinitions(e,t){const i=new uo;return e.map((e=>{const n=e.value?e.value+this._resizeUnit:null,s={type:"button",model:new qg({commandName:"resizeImage",commandValue:n,label:this._getOptionLabelValue(e),withText:!0,icon:null})};s.model.bind("isOn").to(t,"value",s_(n)),i.add(s)})),i}}function s_(e){return t=>null===e&&t===e||t&&t.width===e}const o_=/(image|image-inline)/,r_="image_resized";class a_ extends ur{static get requires(){return[Jp]}static get pluginName(){return"ImageResizeHandles"}init(){const e=this.editor.commands.get("resizeImage");this.bind("isEnabled").to(e),this._setupResizerCreator()}_setupResizerCreator(){const e=this.editor,t=e.editing.view;t.addObserver(bv),this.listenTo(t.document,"imageLoaded",((i,n)=>{if(!n.target.matches("figure.image.ck-widget > img,figure.image.ck-widget > picture > img,figure.image.ck-widget > a > img,figure.image.ck-widget > a > picture > img,span.image-inline.ck-widget > img,span.image-inline.ck-widget > picture > img"))return;const s=e.editing.view.domConverter,o=s.domToView(n.target).findAncestor({classes:o_});let r=this.editor.plugins.get(Jp).getResizerByViewElement(o);if(r)return void r.redraw();const a=e.editing.mapper,l=a.toModelElement(o);r=e.plugins.get(Jp).attachTo({unit:e.config.get("image.resizeUnit"),modelElement:l,viewElement:o,editor:e,getHandleHost:e=>e.querySelector("img"),getResizeHost:()=>s.mapViewToDom(a.toViewElement(l.parent)),isCentered(){const e=l.getAttribute("imageStyle");return!e||"block"==e||"alignCenter"==e},onCommit(i){t.change((e=>{e.removeClass(r_,o)})),e.execute("resizeImage",{width:i})}}),r.on("updateSize",(()=>{o.hasClass(r_)||t.change((e=>{e.addClass(r_,o)}))})),r.bind("isEnabled").to(this)}))}}class l_ extends gr{constructor(e,t){super(e),this._defaultStyles={imageBlock:!1,imageInline:!1},this._styles=new Map(t.map((e=>{if(e.isDefault)for(const t of e.modelElements)this._defaultStyles[t]=e.name;return[e.name,e]})))}refresh(){const e=this.editor.plugins.get("ImageUtils").getClosestSelectedImageElement(this.editor.model.document.selection);this.isEnabled=!!e,this.isEnabled?e.hasAttribute("imageStyle")?this.value=e.getAttribute("imageStyle"):this.value=this._defaultStyles[e.name]:this.value=!1}execute(e={}){const t=this.editor,i=t.model,n=t.plugins.get("ImageUtils");i.change((t=>{const s=e.value;let o=n.getClosestSelectedImageElement(i.document.selection);s&&this.shouldConvertImageType(s,o)&&(this.editor.execute(n.isBlockImage(o)?"imageTypeInline":"imageTypeBlock"),o=n.getClosestSelectedImageElement(i.document.selection)),!s||this._styles.get(s).isDefault?t.removeAttribute("imageStyle",o):t.setAttribute("imageStyle",s,o)}))}shouldConvertImageType(e,t){return!this._styles.get(e).modelElements.includes(t.name)}}const{objectFullWidth:c_,objectInline:d_,objectLeft:h_,objectRight:u_,objectCenter:m_,objectBlockLeft:g_,objectBlockRight:f_}=rg,p_={get inline(){return{name:"inline",title:"In line",icon:d_,modelElements:["imageInline"],isDefault:!0}},get alignLeft(){return{name:"alignLeft",title:"Left aligned image",icon:h_,modelElements:["imageBlock","imageInline"],className:"image-style-align-left"}},get alignBlockLeft(){return{name:"alignBlockLeft",title:"Left aligned image",icon:g_,modelElements:["imageBlock"],className:"image-style-block-align-left"}},get alignCenter(){return{name:"alignCenter",title:"Centered image",icon:m_,modelElements:["imageBlock"],className:"image-style-align-center"}},get alignRight(){return{name:"alignRight",title:"Right aligned image",icon:u_,modelElements:["imageBlock","imageInline"],className:"image-style-align-right"}},get alignBlockRight(){return{name:"alignBlockRight",title:"Right aligned image",icon:f_,modelElements:["imageBlock"],className:"image-style-block-align-right"}},get block(){return{name:"block",title:"Centered image",icon:m_,modelElements:["imageBlock"],isDefault:!0}},get side(){return{name:"side",title:"Side image",icon:u_,modelElements:["imageBlock"],className:"image-style-side"}}},b_={full:c_,left:g_,right:f_,center:m_,inlineLeft:h_,inlineRight:u_,inline:d_},w_=[{name:"imageStyle:wrapText",title:"Wrap text",defaultItem:"imageStyle:alignLeft",items:["imageStyle:alignLeft","imageStyle:alignRight"]},{name:"imageStyle:breakText",title:"Break text",defaultItem:"imageStyle:block",items:["imageStyle:alignBlockLeft","imageStyle:block","imageStyle:alignBlockRight"]}];function v_(e){A("image-style-configuration-definition-invalid",e)}const __={normalizeStyles:function(e){return(e.configuredStyles.options||[]).map((e=>function(e){e="string"==typeof e?p_[e]?{...p_[e]}:{name:e}:function(e,t){const i={...t};for(const n in e)Object.prototype.hasOwnProperty.call(t,n)||(i[n]=e[n]);return i}(p_[e.name],e);"string"==typeof e.icon&&(e.icon=b_[e.icon]||e.icon);return e}(e))).filter((t=>function(e,{isBlockPluginLoaded:t,isInlinePluginLoaded:i}){const{modelElements:n,name:s}=e;if(!(n&&n.length&&s))return v_({style:e}),!1;{const s=[t?"imageBlock":null,i?"imageInline":null];if(!n.some((e=>s.includes(e))))return A("image-style-missing-dependency",{style:e,missingPlugins:n.map((e=>"imageBlock"===e?"ImageBlockEditing":"ImageInlineEditing"))}),!1}return!0}(t,e)))},getDefaultStylesConfiguration:function(e,t){return e&&t?{options:["inline","alignLeft","alignRight","alignCenter","alignBlockLeft","alignBlockRight","block","side"]}:e?{options:["block","side"]}:t?{options:["inline","alignLeft","alignRight"]}:{}},getDefaultDropdownDefinitions:function(e){return e.has("ImageBlockEditing")&&e.has("ImageInlineEditing")?[...w_]:[]},warnInvalidStyle:v_,DEFAULT_OPTIONS:p_,DEFAULT_ICONS:b_,DEFAULT_DROPDOWN_DEFINITIONS:w_};function y_(e,t){for(const i of t)if(i.name===e)return i}class k_ extends ur{static get pluginName(){return"ImageStyleEditing"}static get requires(){return[pb]}init(){const{normalizeStyles:e,getDefaultStylesConfiguration:t}=__,i=this.editor,n=i.plugins.has("ImageBlockEditing"),s=i.plugins.has("ImageInlineEditing");i.config.define("image.styles",t(n,s)),this.normalizedStyles=e({configuredStyles:i.config.get("image.styles"),isBlockPluginLoaded:n,isInlinePluginLoaded:s}),this._setupConversion(n,s),this._setupPostFixer(),i.commands.add("imageStyle",new l_(i,this.normalizedStyles))}_setupConversion(e,t){const i=this.editor,n=i.model.schema,s=(o=this.normalizedStyles,(e,t,i)=>{if(!i.consumable.consume(t.item,e.name))return;const n=y_(t.attributeNewValue,o),s=y_(t.attributeOldValue,o),r=i.mapper.toViewElement(t.item),a=i.writer;s&&a.removeClass(s.className,r),n&&a.addClass(n.className,r)});var o;const r=function(e){const t={imageInline:e.filter((e=>!e.isDefault&&e.modelElements.includes("imageInline"))),imageBlock:e.filter((e=>!e.isDefault&&e.modelElements.includes("imageBlock")))};return(e,i,n)=>{if(!i.modelRange)return;const s=i.viewItem,o=mo(i.modelRange.getItems());if(o&&n.schema.checkAttribute(o,"imageStyle"))for(const e of t[o.name])n.consumable.consume(s,{classes:e.className})&&n.writer.setAttribute("imageStyle",e.name,o)}}(this.normalizedStyles);i.editing.downcastDispatcher.on("attribute:imageStyle",s),i.data.downcastDispatcher.on("attribute:imageStyle",s),e&&(n.extend("imageBlock",{allowAttributes:"imageStyle"}),i.data.upcastDispatcher.on("element:figure",r,{priority:"low"})),t&&(n.extend("imageInline",{allowAttributes:"imageStyle"}),i.data.upcastDispatcher.on("element:img",r,{priority:"low"}))}_setupPostFixer(){const e=this.editor,t=e.model.document,i=e.plugins.get(pb),n=new Map(this.normalizedStyles.map((e=>[e.name,e])));t.registerPostFixer((e=>{let s=!1;for(const o of t.differ.getChanges())if("insert"==o.type||"attribute"==o.type&&"imageStyle"==o.attributeKey){let t="insert"==o.type?o.position.nodeAfter:o.range.start.nodeAfter;if(t&&t.is("element","paragraph")&&t.childCount>0&&(t=t.getChild(0)),!i.isImage(t))continue;const r=t.getAttribute("imageStyle");if(!r)continue;const a=n.get(r);a&&a.modelElements.includes(t.name)||(e.removeAttribute("imageStyle",t),s=!0)}return s}))}}class A_ extends ur{static get requires(){return[k_]}static get pluginName(){return"ImageStyleUI"}get localizedDefaultStylesTitles(){const e=this.editor.t;return{"Wrap text":e("Wrap text"),"Break text":e("Break text"),"In line":e("In line"),"Full size image":e("Full size image"),"Side image":e("Side image"),"Left aligned image":e("Left aligned image"),"Centered image":e("Centered image"),"Right aligned image":e("Right aligned image")}}init(){const e=this.editor.plugins,t=this.editor.config.get("image.toolbar")||[],i=C_(e.get("ImageStyleEditing").normalizedStyles,this.localizedDefaultStylesTitles);for(const e of i)this._createButton(e);const n=C_([...t.filter(L),...__.getDefaultDropdownDefinitions(e)],this.localizedDefaultStylesTitles);for(const e of n)this._createDropdown(e,i)}_createDropdown(e,t){const i=this.editor.ui.componentFactory;i.add(e.name,(n=>{let s;const{defaultItem:o,items:r,title:a}=e,l=r.filter((e=>t.find((({name:t})=>T_(t)===e)))).map((e=>{const t=i.create(e);return e===o&&(s=t),t}));r.length!==l.length&&__.warnInvalidStyle({dropdown:e});const c=pg(n,or),d=c.buttonView,h=d.arrowView;return bg(c,l,{enableActiveItemFocusOnDropdownOpen:!0}),d.set({label:x_(a,s.label),class:null,tooltip:!0}),h.unbind("label"),h.set({label:a}),d.bind("icon").toMany(l,"isOn",((...e)=>{const t=e.findIndex(ba);return t<0?s.icon:l[t].icon})),d.bind("label").toMany(l,"isOn",((...e)=>{const t=e.findIndex(ba);return x_(a,t<0?s.label:l[t].label)})),d.bind("isOn").toMany(l,"isOn",((...e)=>e.some(ba))),d.bind("class").toMany(l,"isOn",((...e)=>e.some(ba)?"ck-splitbutton_flatten":null)),d.on("execute",(()=>{l.some((({isOn:e})=>e))?c.isOpen=!c.isOpen:s.fire("execute")})),c.bind("isEnabled").toMany(l,"isEnabled",((...e)=>e.some(ba))),this.listenTo(c,"execute",(()=>{this.editor.editing.view.focus()})),c}))}_createButton(e){const t=e.name;this.editor.ui.componentFactory.add(T_(t),(i=>{const n=this.editor.commands.get("imageStyle"),s=new Ko(i);return s.set({label:e.title,icon:e.icon,tooltip:!0,isToggleable:!0}),s.bind("isEnabled").to(n,"isEnabled"),s.bind("isOn").to(n,"value",(e=>e===t)),s.on("execute",this._executeCommand.bind(this,t)),s}))}_executeCommand(e){this.editor.execute("imageStyle",{value:e}),this.editor.editing.view.focus()}}function C_(e,t){for(const i of e)t[i.title]&&(i.title=t[i.title]);return e}function T_(e){return`imageStyle:${e}`}function x_(e,t){return(e?e+": ":"")+t}class E_ extends ur{static get pluginName(){return"IndentEditing"}init(){const e=this.editor;e.commands.add("indent",new pr(e)),e.commands.add("outdent",new pr(e))}}const S_='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M2 3.75c0 .414.336.75.75.75h14.5a.75.75 0 1 0 0-1.5H2.75a.75.75 0 0 0-.75.75zm5 6c0 .414.336.75.75.75h9.5a.75.75 0 1 0 0-1.5h-9.5a.75.75 0 0 0-.75.75zM2.75 16.5h14.5a.75.75 0 1 0 0-1.5H2.75a.75.75 0 1 0 0 1.5zM1.632 6.95 5.02 9.358a.4.4 0 0 1-.013.661l-3.39 2.207A.4.4 0 0 1 1 11.892V7.275a.4.4 0 0 1 .632-.326z"/></svg>',P_='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M2 3.75c0 .414.336.75.75.75h14.5a.75.75 0 1 0 0-1.5H2.75a.75.75 0 0 0-.75.75zm5 6c0 .414.336.75.75.75h9.5a.75.75 0 1 0 0-1.5h-9.5a.75.75 0 0 0-.75.75zM2.75 16.5h14.5a.75.75 0 1 0 0-1.5H2.75a.75.75 0 1 0 0 1.5zm1.618-9.55L.98 9.358a.4.4 0 0 0 .013.661l3.39 2.207A.4.4 0 0 0 5 11.892V7.275a.4.4 0 0 0-.632-.326z"/></svg>';class I_ extends ur{static get pluginName(){return"IndentUI"}init(){const e=this.editor,t=e.locale,i=e.t,n="ltr"==t.uiLanguageDirection?S_:P_,s="ltr"==t.uiLanguageDirection?P_:S_;this._defineButton("indent",i("Increase indent"),n),this._defineButton("outdent",i("Decrease indent"),s)}_defineButton(e,t,i){const n=this.editor;n.ui.componentFactory.add(e,(s=>{const o=n.commands.get(e),r=new Ko(s);return r.set({label:t,icon:i,tooltip:!0}),r.bind("isOn","isEnabled").to(o,"value","isEnabled"),this.listenTo(r,"execute",(()=>{n.execute(e),n.editing.view.focus()})),r}))}}class R_ extends gr{constructor(e,t){super(e),this._indentBehavior=t}refresh(){const e=this.editor.model,t=mo(e.document.selection.getSelectedBlocks());t&&e.schema.checkAttribute(t,"blockIndent")?this.isEnabled=this._indentBehavior.checkEnabled(t.getAttribute("blockIndent")):this.isEnabled=!1}execute(){const e=this.editor.model,t=function(e){const t=e.document.selection,i=e.schema;return Array.from(t.getSelectedBlocks()).filter((e=>i.checkAttribute(e,"blockIndent")))}(e);e.change((e=>{for(const i of t){const t=i.getAttribute("blockIndent"),n=this._indentBehavior.getNextIndent(t);n?e.setAttribute("blockIndent",n,i):e.removeAttribute("blockIndent",i)}}))}}class V_{constructor(e){this.isForward="forward"===e.direction,this.offset=e.offset,this.unit=e.unit}checkEnabled(e){const t=parseFloat(e||0);return this.isForward||t>0}getNextIndent(e){const t=parseFloat(e||0);if(!(!e||e.endsWith(this.unit)))return this.isForward?this.offset+this.unit:void 0;const i=t+(this.isForward?this.offset:-this.offset);return i>0?i+this.unit:void 0}}class O_{constructor(e){this.isForward="forward"===e.direction,this.classes=e.classes}checkEnabled(e){const t=this.classes.indexOf(e);return this.isForward?t<this.classes.length-1:t>=0}getNextIndent(e){const t=this.classes.indexOf(e),i=this.isForward?1:-1;return this.classes[t+i]}}const B_=["paragraph","heading1","heading2","heading3","heading4","heading5","heading6"];const N_="italic";class M_ extends ur{static get pluginName(){return"ItalicEditing"}init(){const e=this.editor;e.model.schema.extend("$text",{allowAttributes:N_}),e.model.schema.setAttributeProperties(N_,{isFormatting:!0,copyOnEnter:!0}),e.conversion.attributeToElement({model:N_,view:"i",upcastAlso:["em",{styles:{"font-style":"italic"}}]}),e.commands.add(N_,new rw(e,N_)),e.keystrokes.set("CTRL+I",N_)}}const F_="italic";class D_ extends ur{static get pluginName(){return"ItalicUI"}init(){const e=this.editor,t=e.t;e.ui.componentFactory.add(F_,(i=>{const n=e.commands.get(F_),s=new Ko(i);return s.set({label:t("Italic"),icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="m9.586 14.633.021.004c-.036.335.095.655.393.962.082.083.173.15.274.201h1.474a.6.6 0 1 1 0 1.2H5.304a.6.6 0 0 1 0-1.2h1.15c.474-.07.809-.182 1.005-.334.157-.122.291-.32.404-.597l2.416-9.55a1.053 1.053 0 0 0-.281-.823 1.12 1.12 0 0 0-.442-.296H8.15a.6.6 0 0 1 0-1.2h6.443a.6.6 0 1 1 0 1.2h-1.195c-.376.056-.65.155-.823.296-.215.175-.423.439-.623.79l-2.366 9.347z"/></svg>',keystroke:"CTRL+I",tooltip:!0,isToggleable:!0}),s.bind("isOn","isEnabled").to(n,"value","isEnabled"),this.listenTo(s,"execute",(()=>{e.execute(F_),e.editing.view.focus()})),s}))}}class z_{constructor(){this._definitions=new Set}get length(){return this._definitions.size}add(e){Array.isArray(e)?e.forEach((e=>this._definitions.add(e))):this._definitions.add(e)}getDispatcher(){return e=>{e.on("attribute:linkHref",((e,t,i)=>{if(!i.consumable.test(t.item,"attribute:linkHref"))return;if(!t.item.is("selection")&&!i.schema.isInline(t.item))return;const n=i.writer,s=n.document.selection;for(const e of this._definitions){const o=n.createAttributeElement("a",e.attributes,{priority:5});e.classes&&n.addClass(e.classes,o);for(const t in e.styles)n.setStyle(t,e.styles[t],o);n.setCustomProperty("link",!0,o),e.callback(t.attributeNewValue)?t.item.is("selection")?n.wrap(s.getFirstRange(),o):n.wrap(i.mapper.toViewRange(t.range),o):n.unwrap(i.mapper.toViewRange(t.range),o)}}),{priority:"high"})}}getDispatcherForLinkedImage(){return e=>{e.on("attribute:linkHref:imageBlock",((e,t,{writer:i,mapper:n})=>{const s=n.toViewElement(t.item),o=Array.from(s.getChildren()).find((e=>"a"===e.name));for(const e of this._definitions){const n=po(e.attributes);if(e.callback(t.attributeNewValue)){for(const[e,t]of n)"class"===e?i.addClass(t,o):i.setAttribute(e,t,o);e.classes&&i.addClass(e.classes,o);for(const t in e.styles)i.setStyle(t,e.styles[t],o)}else{for(const[e,t]of n)"class"===e?i.removeClass(t,o):i.removeAttribute(e,o);e.classes&&i.removeClass(e.classes,o);for(const t in e.styles)i.removeStyle(t,o)}}}))}}}class L_ extends gr{constructor(e){super(e),this.manualDecorators=new uo,this.automaticDecorators=new z_}restoreManualDecoratorStates(){for(const e of this.manualDecorators)e.value=this._getDecoratorStateFromModel(e.id)}refresh(){const e=this.editor.model,t=e.document.selection,i=t.getSelectedElement()||mo(t.getSelectedBlocks());Ub(i,e.schema)?(this.value=i.getAttribute("linkHref"),this.isEnabled=e.schema.checkAttribute(i,"linkHref")):(this.value=t.getAttribute("linkHref"),this.isEnabled=e.schema.checkAttributeInSelection(t,"linkHref"));for(const e of this.manualDecorators)e.value=this._getDecoratorStateFromModel(e.id)}execute(e,t={}){const i=this.editor.model,n=i.document.selection,s=[],o=[];for(const e in t)t[e]?s.push(e):o.push(e);i.change((t=>{if(n.isCollapsed){const r=n.getFirstPosition();if(n.hasAttribute("linkHref")){const a=qf(r,"linkHref",n.getAttribute("linkHref"),i);t.setAttribute("linkHref",e,a),s.forEach((e=>{t.setAttribute(e,!0,a)})),o.forEach((e=>{t.removeAttribute(e,a)})),t.setSelection(t.createPositionAfter(a.end.nodeBefore))}else if(""!==e){const o=po(n.getAttributes());o.set("linkHref",e),s.forEach((e=>{o.set(e,!0)}));const{end:a}=i.insertContent(t.createText(e,o),r);t.setSelection(a)}["linkHref",...s,...o].forEach((e=>{t.removeSelectionAttribute(e)}))}else{const r=i.schema.getValidRanges(n.getRanges(),"linkHref"),a=[];for(const e of n.getSelectedBlocks())i.schema.checkAttribute(e,"linkHref")&&a.push(t.createRangeOn(e));const l=a.slice();for(const e of r)this._isRangeToUpdate(e,a)&&l.push(e);for(const i of l)t.setAttribute("linkHref",e,i),s.forEach((e=>{t.setAttribute(e,!0,i)})),o.forEach((e=>{t.removeAttribute(e,i)}))}}))}_getDecoratorStateFromModel(e){const t=this.editor.model,i=t.document.selection,n=i.getSelectedElement();return Ub(n,t.schema)?n.getAttribute(e):i.getAttribute(e)}_isRangeToUpdate(e,t){for(const i of t)if(i.containsRange(e))return!1;return!0}}class H_ extends gr{refresh(){const e=this.editor.model,t=e.document.selection,i=t.getSelectedElement();Ub(i,e.schema)?this.isEnabled=e.schema.checkAttribute(i,"linkHref"):this.isEnabled=e.schema.checkAttributeInSelection(t,"linkHref")}execute(){const e=this.editor,t=this.editor.model,i=t.document.selection,n=e.commands.get("link");t.change((e=>{const s=i.isCollapsed?[qf(i.getFirstPosition(),"linkHref",i.getAttribute("linkHref"),t)]:t.schema.getValidRanges(i.getRanges(),"linkHref");for(const t of s)if(e.removeAttribute("linkHref",t),n)for(const i of n.manualDecorators)e.removeAttribute(i.id,t)}))}}class $_{constructor({id:e,label:t,attributes:i,classes:n,styles:s,defaultValue:o}){this.id=e,this.set("value"),this.defaultValue=o,this.label=t,this.attributes=i,this.classes=n,this.styles=s}_createPattern(){return{attributes:this.attributes,classes:this.classes,styles:this.styles}}}g($_,G);const W_="automatic",j_=/^(https?:)?\/\//;class U_ extends ur{static get pluginName(){return"LinkEditing"}static get requires(){return[Rf,wf,ip]}constructor(e){super(e),e.config.define("link",{addTargetToExternalLinks:!1})}init(){const e=this.editor;e.model.schema.extend("$text",{allowAttributes:"linkHref"}),e.conversion.for("dataDowncast").attributeToElement({model:"linkHref",view:Wb}),e.conversion.for("editingDowncast").attributeToElement({model:"linkHref",view:(e,t)=>Wb(jb(e),t)}),e.conversion.for("upcast").elementToAttribute({view:{name:"a",attributes:{href:!0}},model:{key:"linkHref",value:e=>e.getAttribute("href")}}),e.commands.add("link",new L_(e)),e.commands.add("unlink",new H_(e));const t=function(e,t){const i={"Open in a new tab":e("Open in a new tab"),Downloadable:e("Downloadable")};return t.forEach((e=>(e.label&&i[e.label]&&(e.label=i[e.label]),e))),t}(e.t,function(e){const t=[];if(e)for(const[i,n]of Object.entries(e)){const e=Object.assign({},n,{id:`link${Fb(i)}`});t.push(e)}return t}(e.config.get("link.decorators")));this._enableAutomaticDecorators(t.filter((e=>e.mode===W_))),this._enableManualDecorators(t.filter((e=>"manual"===e.mode)));e.plugins.get(Rf).registerAttribute("linkHref"),Gf(e,"linkHref","a","ck-link_selected"),this._enableLinkOpen(),this._enableInsertContentSelectionAttributesFixer(),this._enableClickingAfterLink(),this._enableTypingOverLink(),this._handleDeleteContentAfterLink(),this._enableClipboardIntegration()}_enableAutomaticDecorators(e){const t=this.editor,i=t.commands.get("link").automaticDecorators;t.config.get("link.addTargetToExternalLinks")&&i.add({id:"linkIsExternal",mode:W_,callback:e=>j_.test(e),attributes:{target:"_blank",rel:"noopener noreferrer"}}),i.add(e),i.length&&t.conversion.for("downcast").add(i.getDispatcher())}_enableManualDecorators(e){if(!e.length)return;const t=this.editor,i=t.commands.get("link").manualDecorators;e.forEach((e=>{t.model.schema.extend("$text",{allowAttributes:e.id}),e=new $_(e),i.add(e),t.conversion.for("downcast").attributeToElement({model:e.id,view:(t,{writer:i,schema:n},{item:s})=>{if((s.is("selection")||n.isInline(s))&&t){const t=i.createAttributeElement("a",e.attributes,{priority:5});e.classes&&i.addClass(e.classes,t);for(const n in e.styles)i.setStyle(n,e.styles[n],t);return i.setCustomProperty("link",!0,t),t}}}),t.conversion.for("upcast").elementToAttribute({view:{name:"a",...e._createPattern()},model:{key:e.id}})}))}_enableLinkOpen(){const e=this.editor,t=e.editing.view.document;this.listenTo(t,"click",((e,t)=>{if(!(l.isMac?t.domEvent.metaKey:t.domEvent.ctrlKey))return;let i=t.domTarget;if("a"!=i.tagName.toLowerCase()&&(i=i.closest("a")),!i)return;const n=i.getAttribute("href");n&&(e.stop(),t.preventDefault(),Gb(n))}),{context:"$capture"}),this.listenTo(t,"keydown",((t,i)=>{const n=e.commands.get("link").value;n&&i.keyCode===eo.enter&&i.altKey&&(t.stop(),Gb(n))}))}_enableInsertContentSelectionAttributesFixer(){const e=this.editor.model,t=e.document.selection;this.listenTo(e,"insertContent",(()=>{const i=t.anchor.nodeBefore,n=t.anchor.nodeAfter;t.hasAttribute("linkHref")&&i&&i.hasAttribute("linkHref")&&(n&&n.hasAttribute("linkHref")||e.change((t=>{q_(t,G_(e.schema))})))}),{priority:"low"})}_enableClickingAfterLink(){const e=this.editor,t=e.model;e.editing.view.addObserver(mm);let i=!1;this.listenTo(e.editing.view.document,"mousedown",(()=>{i=!0})),this.listenTo(e.editing.view.document,"selectionChange",(()=>{if(!i)return;i=!1;const e=t.document.selection;if(!e.isCollapsed)return;if(!e.hasAttribute("linkHref"))return;const n=e.getFirstPosition(),s=qf(n,"linkHref",e.getAttribute("linkHref"),t);(n.isTouching(s.start)||n.isTouching(s.end))&&t.change((e=>{q_(e,G_(t.schema))}))}))}_enableTypingOverLink(){const e=this.editor,t=e.editing.view;let i,n;this.listenTo(t.document,"delete",(()=>{n=!0}),{priority:"high"}),this.listenTo(e.model,"deleteContent",(()=>{const t=e.model.document.selection;t.isCollapsed||(n?n=!1:K_(e)&&function(e){const t=e.document.selection,i=t.getFirstPosition(),n=t.getLastPosition(),s=i.nodeAfter;if(!s)return!1;if(!s.is("$text"))return!1;if(!s.hasAttribute("linkHref"))return!1;const o=n.textNode||n.nodeBefore;if(s===o)return!0;return qf(i,"linkHref",s.getAttribute("linkHref"),e).containsRange(e.createRange(i,n),!0)}(e.model)&&(i=t.getAttributes()))}),{priority:"high"}),this.listenTo(e.model,"insertContent",((t,[s])=>{n=!1,K_(e)&&i&&(e.model.change((e=>{for(const[t,n]of i)e.setAttribute(t,n,s)})),i=null)}),{priority:"high"})}_handleDeleteContentAfterLink(){const e=this.editor,t=e.model,i=t.document.selection,n=e.editing.view;let s=!1,o=!1;this.listenTo(n.document,"delete",((e,t)=>{o="backward"===t.direction}),{priority:"high"}),this.listenTo(t,"deleteContent",(()=>{s=!1;const e=i.getFirstPosition(),n=i.getAttribute("linkHref");if(!n)return;const o=qf(e,"linkHref",n,t);s=o.containsPosition(e)||o.end.isEqual(e)}),{priority:"high"}),this.listenTo(t,"deleteContent",(()=>{o&&(o=!1,s||e.model.enqueueChange((e=>{q_(e,G_(t.schema))})))}),{priority:"low"})}_enableClipboardIntegration(){const e=this.editor,t=e.model,i=this.editor.config.get("link.defaultProtocol");i&&this.listenTo(e.plugins.get("ClipboardPipeline"),"contentInsertion",((e,n)=>{t.change((e=>{const t=e.createRangeIn(n.content);for(const n of t.getItems())if(n.hasAttribute("linkHref")){const t=qb(n.getAttribute("linkHref"),i);e.setAttribute("linkHref",t,n)}}))}))}}function q_(e,t){e.removeSelectionAttribute("linkHref");for(const i of t)e.removeSelectionAttribute(i)}function K_(e){return e.model.change((e=>e.batch)).isTyping}function G_(e){return e.getDefinition("$text").allowAttributes.filter((e=>e.startsWith("link")))}class J_ extends Ao{constructor(e,t){super(e);const i=e.t;this.focusTracker=new go,this.keystrokes=new fo,this.urlInputView=this._createUrlInput(),this.saveButtonView=this._createButton(i("Save"),rg.check,"ck-button-save"),this.saveButtonView.type="submit",this.cancelButtonView=this._createButton(i("Cancel"),rg.cancel,"ck-button-cancel","cancel"),this._manualDecoratorSwitches=this._createManualDecoratorSwitches(t),this.children=this._createFormChildren(t.manualDecorators),this._focusables=new ko,this._focusCycler=new ar({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}});const s=["ck","ck-link-form","ck-responsive-form"];t.manualDecorators.length&&s.push("ck-link-form_layout-vertical","ck-vertical-form"),this.setTemplate({tag:"form",attributes:{class:s,tabindex:"-1"},children:this.children}),n(this)}getDecoratorSwitchesState(){return Array.from(this._manualDecoratorSwitches).reduce(((e,t)=>(e[t.name]=t.isOn,e)),{})}render(){super.render(),s({view:this});[this.urlInputView,...this._manualDecoratorSwitches,this.saveButtonView,this.cancelButtonView].forEach((e=>{this._focusables.add(e),this.focusTracker.add(e.element)})),this.keystrokes.listenTo(this.element)}destroy(){super.destroy(),this.focusTracker.destroy(),this.keystrokes.destroy()}focus(){this._focusCycler.focusFirst()}_createUrlInput(){const e=this.locale.t,t=new Hg(this.locale,$g);return t.label=e("Link URL"),t}_createButton(e,t,i,n){const s=new Ko(this.locale);return s.set({label:e,icon:t,tooltip:!0}),s.extendTemplate({attributes:{class:i}}),n&&s.delegate("execute").to(this,n),s}_createManualDecoratorSwitches(e){const t=this.createCollection();for(const i of e.manualDecorators){const n=new Go(this.locale);n.set({name:i.id,label:i.label,withText:!0}),n.bind("isOn").toMany([i,e],"value",((e,t)=>void 0===t&&void 0===e?i.defaultValue:e)),n.on("execute",(()=>{i.set("value",!n.isOn)})),t.add(n)}return t}_createFormChildren(e){const t=this.createCollection();if(t.add(this.urlInputView),e.length){const e=new Ao;e.setTemplate({tag:"ul",children:this._manualDecoratorSwitches.map((e=>({tag:"li",children:[e],attributes:{class:["ck","ck-list__item"]}}))),attributes:{class:["ck","ck-reset","ck-list"]}}),t.add(e)}return t.add(this.saveButtonView),t.add(this.cancelButtonView),t}}class Q_ extends Ao{constructor(e){super(e);const t=e.t;this.focusTracker=new go,this.keystrokes=new fo,this.previewButtonView=this._createPreviewButton(),this.unlinkButtonView=this._createButton(t("Unlink"),'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="m11.077 15 .991-1.416a.75.75 0 1 1 1.229.86l-1.148 1.64a.748.748 0 0 1-.217.206 5.251 5.251 0 0 1-8.503-5.955.741.741 0 0 1 .12-.274l1.147-1.639a.75.75 0 1 1 1.228.86L4.933 10.7l.006.003a3.75 3.75 0 0 0 6.132 4.294l.006.004zm5.494-5.335a.748.748 0 0 1-.12.274l-1.147 1.639a.75.75 0 1 1-1.228-.86l.86-1.23a3.75 3.75 0 0 0-6.144-4.301l-.86 1.229a.75.75 0 0 1-1.229-.86l1.148-1.64a.748.748 0 0 1 .217-.206 5.251 5.251 0 0 1 8.503 5.955zm-4.563-2.532a.75.75 0 0 1 .184 1.045l-3.155 4.505a.75.75 0 1 1-1.229-.86l3.155-4.506a.75.75 0 0 1 1.045-.184zm4.919 10.562-1.414 1.414a.75.75 0 1 1-1.06-1.06l1.414-1.415-1.415-1.414a.75.75 0 0 1 1.061-1.06l1.414 1.414 1.414-1.415a.75.75 0 0 1 1.061 1.061l-1.414 1.414 1.414 1.415a.75.75 0 0 1-1.06 1.06l-1.415-1.414z"/></svg>',"unlink"),this.editButtonView=this._createButton(t("Edit link"),rg.pencil,"edit"),this.set("href"),this._focusables=new ko,this._focusCycler=new ar({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}}),this.setTemplate({tag:"div",attributes:{class:["ck","ck-link-actions","ck-responsive-form"],tabindex:"-1"},children:[this.previewButtonView,this.editButtonView,this.unlinkButtonView]})}render(){super.render();[this.previewButtonView,this.editButtonView,this.unlinkButtonView].forEach((e=>{this._focusables.add(e),this.focusTracker.add(e.element)})),this.keystrokes.listenTo(this.element)}destroy(){super.destroy(),this.focusTracker.destroy(),this.keystrokes.destroy()}focus(){this._focusCycler.focusFirst()}_createButton(e,t,i){const n=new Ko(this.locale);return n.set({label:e,icon:t,tooltip:!0}),n.delegate("execute").to(this,i),n}_createPreviewButton(){const e=new Ko(this.locale),t=this.bindTemplate,i=this.t;return e.set({withText:!0,tooltip:i("Open link in new tab")}),e.extendTemplate({attributes:{class:["ck","ck-link-actions__preview"],href:t.to("href",(e=>e&&jb(e))),target:"_blank",rel:"noopener noreferrer"}}),e.bind("label").to(this,"href",(e=>e||i("This link has no URL"))),e.bind("isEnabled").to(this,"href",(e=>!!e)),e.template.tag="a",e.template.eventListeners={},e}}const Y_='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="m11.077 15 .991-1.416a.75.75 0 1 1 1.229.86l-1.148 1.64a.748.748 0 0 1-.217.206 5.251 5.251 0 0 1-8.503-5.955.741.741 0 0 1 .12-.274l1.147-1.639a.75.75 0 1 1 1.228.86L4.933 10.7l.006.003a3.75 3.75 0 0 0 6.132 4.294l.006.004zm5.494-5.335a.748.748 0 0 1-.12.274l-1.147 1.639a.75.75 0 1 1-1.228-.86l.86-1.23a3.75 3.75 0 0 0-6.144-4.301l-.86 1.229a.75.75 0 0 1-1.229-.86l1.148-1.64a.748.748 0 0 1 .217-.206 5.251 5.251 0 0 1 8.503 5.955zm-4.563-2.532a.75.75 0 0 1 .184 1.045l-3.155 4.505a.75.75 0 1 1-1.229-.86l3.155-4.506a.75.75 0 0 1 1.045-.184z"/></svg>',X_="link-ui";class Z_ extends ur{static get requires(){return[Gg]}static get pluginName(){return"LinkUI"}init(){const e=this.editor;e.editing.view.addObserver(um),this.actionsView=null,this.formView=null,this._balloon=e.plugins.get(Gg),this._createToolbarLinkButton(),this._enableBalloonActivators(),e.conversion.for("editingDowncast").markerToHighlight({model:X_,view:{classes:["ck-fake-link-selection"]}}),e.conversion.for("editingDowncast").markerToElement({model:X_,view:{name:"span",classes:["ck-fake-link-selection","ck-fake-link-selection_collapsed"]}})}destroy(){super.destroy(),this.formView&&this.formView.destroy(),this.actionsView&&this.actionsView.destroy()}_createViews(){this.actionsView=this._createActionsView(),this.formView=this._createFormView(),this._enableUserBalloonInteractions()}_createActionsView(){const e=this.editor,t=new Q_(e.locale),i=e.commands.get("link"),n=e.commands.get("unlink");return t.bind("href").to(i,"value"),t.editButtonView.bind("isEnabled").to(i),t.unlinkButtonView.bind("isEnabled").to(n),this.listenTo(t,"edit",(()=>{this._addFormView()})),this.listenTo(t,"unlink",(()=>{e.execute("unlink"),this._hideUI()})),t.keystrokes.set("Esc",((e,t)=>{this._hideUI(),t()})),t.keystrokes.set($b,((e,t)=>{this._addFormView(),t()})),t}_createFormView(){const e=this.editor,t=e.commands.get("link"),i=e.config.get("link.defaultProtocol"),n=new J_(e.locale,t);return n.urlInputView.fieldView.bind("value").to(t,"value"),n.urlInputView.bind("isReadOnly").to(t,"isEnabled",(e=>!e)),n.saveButtonView.bind("isEnabled").to(t),this.listenTo(n,"submit",(()=>{const{value:t}=n.urlInputView.fieldView.element,s=qb(t,i);e.execute("link",s,n.getDecoratorSwitchesState()),this._closeFormView()})),this.listenTo(n,"cancel",(()=>{this._closeFormView()})),n.keystrokes.set("Esc",((e,t)=>{this._closeFormView(),t()})),n}_createToolbarLinkButton(){const e=this.editor,t=e.commands.get("link"),i=e.t;e.ui.componentFactory.add("link",(e=>{const n=new Ko(e);return n.isEnabled=!0,n.label=i("Link"),n.icon=Y_,n.keystroke=$b,n.tooltip=!0,n.isToggleable=!0,n.bind("isEnabled").to(t,"isEnabled"),n.bind("isOn").to(t,"value",(e=>!!e)),this.listenTo(n,"execute",(()=>this._showUI(!0))),n}))}_enableBalloonActivators(){const e=this.editor,t=e.editing.view.document;this.listenTo(t,"click",(()=>{this._getSelectedLinkElement()&&this._showUI()})),e.keystrokes.set($b,((t,i)=>{i(),e.commands.get("link").isEnabled&&this._showUI(!0)}))}_enableUserBalloonInteractions(){this.editor.keystrokes.set("Tab",((e,t)=>{this._areActionsVisible&&!this.actionsView.focusTracker.isFocused&&(this.actionsView.focus(),t())}),{priority:"high"}),this.editor.keystrokes.set("Esc",((e,t)=>{this._isUIVisible&&(this._hideUI(),t())})),i({emitter:this.formView,activator:()=>this._isUIInPanel,contextElements:()=>[this._balloon.view.element],callback:()=>this._hideUI()})}_addActionsView(){this.actionsView||this._createViews(),this._areActionsInPanel||this._balloon.add({view:this.actionsView,position:this._getBalloonPositionData()})}_addFormView(){if(this.formView||this._createViews(),this._isFormInPanel)return;const e=this.editor.commands.get("link");this.formView.disableCssTransitions(),this._balloon.add({view:this.formView,position:this._getBalloonPositionData()}),this._balloon.visibleView===this.formView&&this.formView.urlInputView.fieldView.select(),this.formView.enableCssTransitions(),this.formView.urlInputView.fieldView.element.value=e.value||""}_closeFormView(){const e=this.editor.commands.get("link");e.restoreManualDecoratorStates(),void 0!==e.value?this._removeFormView():this._hideUI()}_removeFormView(){this._isFormInPanel&&(this.formView.saveButtonView.focus(),this._balloon.remove(this.formView),this.editor.editing.view.focus(),this._hideFakeVisualSelection())}_showUI(e=!1){this.formView||this._createViews(),this._getSelectedLinkElement()?(this._areActionsVisible?this._addFormView():this._addActionsView(),e&&this._balloon.showStack("main")):(this._showFakeVisualSelection(),this._addActionsView(),e&&this._balloon.showStack("main"),this._addFormView()),this._startUpdatingUI()}_hideUI(){if(!this._isUIInPanel)return;const e=this.editor;this.stopListening(e.ui,"update"),this.stopListening(this._balloon,"change:visibleView"),e.editing.view.focus(),this._removeFormView(),this._balloon.remove(this.actionsView),this._hideFakeVisualSelection()}_startUpdatingUI(){const e=this.editor,t=e.editing.view.document;let i=this._getSelectedLinkElement(),n=o();const s=()=>{const e=this._getSelectedLinkElement(),t=o();i&&!e||!i&&t!==n?this._hideUI():this._isUIVisible&&this._balloon.updatePosition(this._getBalloonPositionData()),i=e,n=t};function o(){return t.selection.focus.getAncestors().reverse().find((e=>e.is("element")))}this.listenTo(e.ui,"update",s),this.listenTo(this._balloon,"change:visibleView",s)}get _isFormInPanel(){return this._balloon.hasView(this.formView)}get _areActionsInPanel(){return this._balloon.hasView(this.actionsView)}get _areActionsVisible(){return this._balloon.visibleView===this.actionsView}get _isUIInPanel(){return this._isFormInPanel||this._areActionsInPanel}get _isUIVisible(){return this._balloon.visibleView==this.formView||this._areActionsVisible}_getBalloonPositionData(){const e=this.editor.editing.view,t=this.editor.model,i=e.document;let n=null;if(t.markers.has(X_)){const t=Array.from(this.editor.editing.mapper.markerNameToElements(X_)),i=e.createRange(e.createPositionBefore(t[0]),e.createPositionAfter(t[t.length-1]));n=e.domConverter.viewRangeToDom(i)}else n=()=>{const t=this._getSelectedLinkElement();return t?e.domConverter.mapViewToDom(t):e.domConverter.viewRangeToDom(i.selection.getFirstRange())};return{target:n}}_getSelectedLinkElement(){const e=this.editor.editing.view,t=e.document.selection,i=t.getSelectedElement();if(t.isCollapsed||i&&_p(i))return ey(t.getFirstPosition());{const i=t.getFirstRange().getTrimmed(),n=ey(i.start),s=ey(i.end);return n&&n==s&&e.createRangeIn(n).getTrimmed().isEqual(i)?n:null}}_showFakeVisualSelection(){const e=this.editor.model;e.change((t=>{const i=e.document.selection.getFirstRange();if(e.markers.has(X_))t.updateMarker(X_,{range:i});else if(i.start.isAtEnd){const n=i.start.getLastMatchingPosition((({item:t})=>!e.schema.isContent(t)),{boundaries:i});t.addMarker(X_,{usingOperation:!1,affectsData:!1,range:t.createRange(n,i.end)})}else t.addMarker(X_,{usingOperation:!1,affectsData:!1,range:i})}))}_hideFakeVisualSelection(){const e=this.editor.model;e.markers.has(X_)&&e.change((e=>{e.removeMarker(X_)}))}}function ey(e){return e.getAncestors().find((e=>{return(t=e).is("attributeElement")&&!!t.getCustomProperty("link");var t}))}class ty extends ur{static get requires(){return["ImageEditing","ImageUtils",U_]}static get pluginName(){return"LinkImageEditing"}init(){const e=this.editor,t=e.model.schema;e.plugins.has("ImageBlockEditing")&&t.extend("imageBlock",{allowAttributes:["linkHref"]}),e.conversion.for("upcast").add(function(e){const t=e.plugins.has("ImageInlineEditing"),i=e.plugins.get("ImageUtils");return e=>{e.on("element:a",((e,n,s)=>{const o=n.viewItem,r=i.findViewImgElement(o);if(!r)return;const a=r.findAncestor((e=>i.isBlockImageView(e)));if(t&&!a)return;const l={attributes:["href"]};if(!s.consumable.consume(o,l))return;const c=o.getAttribute("href");if(!c)return;let d=n.modelCursor.parent;if(!d.is("element","imageBlock")){const e=s.convertItem(r,n.modelCursor);n.modelRange=e.modelRange,n.modelCursor=e.modelCursor,d=n.modelCursor.nodeBefore}d&&d.is("element","imageBlock")&&s.writer.setAttribute("linkHref",c,d)}),{priority:"high"})}}(e)),e.conversion.for("downcast").add(function(e){const t=e.plugins.get("ImageUtils");return e=>{e.on("attribute:linkHref:imageBlock",((e,i,n)=>{if(!n.consumable.consume(i.item,e.name))return;const s=n.mapper.toViewElement(i.item),o=n.writer,r=Array.from(s.getChildren()).find((e=>"a"===e.name)),a=t.findViewImgElement(s),l=a.parent.is("element","picture")?a.parent:a;if(r)i.attributeNewValue?o.setAttribute("href",i.attributeNewValue,r):(o.move(o.createRangeOn(l),o.createPositionAt(s,0)),o.remove(r));else{const e=o.createContainerElement("a",{href:i.attributeNewValue});o.insert(o.createPositionAt(s,0),e),o.move(o.createRangeOn(l),o.createPositionAt(e,0))}}),{priority:"high"})}}(e)),this._enableAutomaticDecorators(),this._enableManualDecorators()}_enableAutomaticDecorators(){const e=this.editor,t=e.commands.get("link").automaticDecorators;t.length&&e.conversion.for("downcast").add(t.getDispatcherForLinkedImage())}_enableManualDecorators(){const e=this.editor,t=e.commands.get("link");for(const i of t.manualDecorators)e.plugins.has("ImageBlockEditing")&&e.model.schema.extend("imageBlock",{allowAttributes:i.id}),e.plugins.has("ImageInlineEditing")&&e.model.schema.extend("imageInline",{allowAttributes:i.id}),e.conversion.for("downcast").add(iy(i)),e.conversion.for("upcast").add(ny(e,i))}}function iy(e){return t=>{t.on(`attribute:${e.id}:imageBlock`,((t,i,n)=>{const s=n.mapper.toViewElement(i.item),o=Array.from(s.getChildren()).find((e=>"a"===e.name));if(o){for(const[t,i]of po(e.attributes))n.writer.setAttribute(t,i,o);e.classes&&n.writer.addClass(e.classes,o);for(const t in e.styles)n.writer.setStyle(t,e.styles[t],o)}}))}}function ny(e,t){const i=e.plugins.has("ImageInlineEditing"),n=e.plugins.get("ImageUtils");return e=>{e.on("element:a",((e,s,o)=>{const r=s.viewItem,a=n.findViewImgElement(r);if(!a)return;const l=a.findAncestor((e=>n.isBlockImageView(e)));if(i&&!l)return;const c=new Vr(t._createPattern()).match(r);if(!c)return;if(!o.consumable.consume(r,c.match))return;const d=s.modelCursor.nodeBefore||s.modelCursor.parent;o.writer.setAttribute(t.id,!0,d)}),{priority:"high"})}}class sy extends ur{static get requires(){return[U_,Z_,"ImageBlockEditing"]}static get pluginName(){return"LinkImageUI"}init(){const e=this.editor,t=e.editing.view.document;this.listenTo(t,"click",((t,i)=>{this._isSelectedLinkedImage(e.model.document.selection)&&(i.preventDefault(),t.stop())}),{priority:"high"}),this._createToolbarLinkImageButton()}_createToolbarLinkImageButton(){const e=this.editor,t=e.t;e.ui.componentFactory.add("linkImage",(i=>{const n=new Ko(i),s=e.plugins.get("LinkUI"),o=e.commands.get("link");return n.set({isEnabled:!0,label:t("Link image"),icon:Y_,keystroke:$b,tooltip:!0,isToggleable:!0}),n.bind("isEnabled").to(o,"isEnabled"),n.bind("isOn").to(o,"value",(e=>!!e)),this.listenTo(n,"execute",(()=>{this._isSelectedLinkedImage(e.model.document.selection)?s._addActionsView():s._showUI(!0)})),n}))}_isSelectedLinkedImage(e){const t=e.getSelectedElement();return this.editor.plugins.get("ImageUtils").isImage(t)&&t.hasAttribute("linkHref")}}class oy extends gr{constructor(e,t){super(e),this.type=t}refresh(){this.value=this._getValue(),this.isEnabled=this._checkEnabled()}execute(e={}){const t=this.editor.model,i=t.document,n=Array.from(i.selection.getSelectedBlocks()).filter((e=>ay(e,t.schema))),s=void 0!==e.forceValue?!e.forceValue:this.value;t.change((e=>{if(s){let t=n[n.length-1].nextSibling,i=Number.POSITIVE_INFINITY,s=[];for(;t&&"listItem"==t.name&&0!==t.getAttribute("listIndent");){const e=t.getAttribute("listIndent");e<i&&(i=e);const n=e-i;s.push({element:t,listIndent:n}),t=t.nextSibling}s=s.reverse();for(const t of s)e.setAttribute("listIndent",t.listIndent,t.element)}if(!s){let e=Number.POSITIVE_INFINITY;for(const t of n)t.is("element","listItem")&&t.getAttribute("listIndent")<e&&(e=t.getAttribute("listIndent"));e=0===e?1:e,ry(n,!0,e),ry(n,!1,e)}for(const t of n.reverse())s&&"listItem"==t.name?e.rename(t,"paragraph"):s||"listItem"==t.name?s||"listItem"!=t.name||t.getAttribute("listType")==this.type||e.setAttribute("listType",this.type,t):(e.setAttributes({listType:this.type,listIndent:0},t),e.rename(t,"listItem"));this.fire("_executeCleanup",n)}))}_getValue(){const e=mo(this.editor.model.document.selection.getSelectedBlocks());return!!e&&e.is("element","listItem")&&e.getAttribute("listType")==this.type}_checkEnabled(){if(this.value)return!0;const e=this.editor.model.document.selection,t=this.editor.model.schema,i=mo(e.getSelectedBlocks());return!!i&&ay(i,t)}}function ry(e,t,i){const n=t?e[0]:e[e.length-1];if(n.is("element","listItem")){let s=n[t?"previousSibling":"nextSibling"],o=n.getAttribute("listIndent");for(;s&&s.is("element","listItem")&&s.getAttribute("listIndent")>=i;)o>s.getAttribute("listIndent")&&(o=s.getAttribute("listIndent")),s.getAttribute("listIndent")==o&&e[t?"unshift":"push"](s),s=s[t?"previousSibling":"nextSibling"]}}function ay(e,t){return t.checkChild(e.parent,"listItem")&&!t.isObject(e)}class ly extends gr{constructor(e,t){super(e),this._indentBy="forward"==t?1:-1}refresh(){this.isEnabled=this._checkEnabled()}execute(){const e=this.editor.model,t=e.document;let i=Array.from(t.selection.getSelectedBlocks());e.change((e=>{const t=i[i.length-1];let n=t.nextSibling;for(;n&&"listItem"==n.name&&n.getAttribute("listIndent")>t.getAttribute("listIndent");)i.push(n),n=n.nextSibling;this._indentBy<0&&(i=i.reverse());for(const t of i){const i=t.getAttribute("listIndent")+this._indentBy;i<0?e.rename(t,"paragraph"):e.setAttribute("listIndent",i,t)}this.fire("_executeCleanup",i)}))}_checkEnabled(){const e=mo(this.editor.model.document.selection.getSelectedBlocks());if(!e||!e.is("element","listItem"))return!1;if(this._indentBy>0){const t=e.getAttribute("listIndent"),i=e.getAttribute("listType");let n=e.previousSibling;for(;n&&n.is("element","listItem")&&n.getAttribute("listIndent")>=t;){if(n.getAttribute("listIndent")==t)return n.getAttribute("listType")==i;n=n.previousSibling}return!1}return!0}}function cy(e,t){const i=t.mapper,n=t.writer,s="numbered"==e.getAttribute("listType")?"ol":"ul",o=function(e){const t=e.createContainerElement("li");return t.getFillerOffset=_y,t}(n),r=n.createContainerElement(s,null);return n.insert(n.createPositionAt(r,0),o),i.bindElements(e,o),o}function dy(e,t,i,n){const s=t.parent,o=i.mapper,r=i.writer;let a=o.toViewPosition(n.createPositionBefore(e));const l=my(e.previousSibling,{sameIndent:!0,smallerIndent:!0,listIndent:e.getAttribute("listIndent")}),c=e.previousSibling;if(l&&l.getAttribute("listIndent")==e.getAttribute("listIndent")){const e=o.toViewElement(l);a=r.breakContainer(r.createPositionAfter(e))}else if(c&&"listItem"==c.name){a=o.toViewPosition(n.createPositionAt(c,"end"));const e=o.findMappedViewAncestor(a),t=function(e){for(const t of e.getChildren())if("ul"==t.name||"ol"==t.name)return t;return null}(e);a=t?r.createPositionBefore(t):r.createPositionAt(e,"end")}else a=o.toViewPosition(n.createPositionBefore(e));if(a=uy(a),r.insert(a,s),c&&"listItem"==c.name){const e=o.toViewElement(c),i=r.createRange(r.createPositionAt(e,0),a).getWalker({ignoreElementEnd:!0});for(const e of i)if(e.item.is("element","li")){const n=r.breakContainer(r.createPositionBefore(e.item)),s=e.item.parent,o=r.createPositionAt(t,"end");hy(r,o.nodeBefore,o.nodeAfter),r.move(r.createRangeOn(s),o),i.position=n}}else{const i=s.nextSibling;if(i&&(i.is("element","ul")||i.is("element","ol"))){let n=null;for(const t of i.getChildren()){const i=o.toModelElement(t);if(!(i&&i.getAttribute("listIndent")>e.getAttribute("listIndent")))break;n=t}n&&(r.breakContainer(r.createPositionAfter(n)),r.move(r.createRangeOn(n.parent),r.createPositionAt(t,"end")))}}hy(r,s,s.nextSibling),hy(r,s.previousSibling,s)}function hy(e,t,i){return!t||!i||"ul"!=t.name&&"ol"!=t.name||t.name!=i.name||t.getAttribute("class")!==i.getAttribute("class")?null:e.mergeContainers(e.createPositionAfter(t))}function uy(e){return e.getLastMatchingPosition((e=>e.item.is("uiElement")))}function my(e,t){const i=!!t.sameIndent,n=!!t.smallerIndent,s=t.listIndent;let o=e;for(;o&&"listItem"==o.name;){const e=o.getAttribute("listIndent");if(i&&s==e||n&&s>e)return o;o="forward"===t.direction?o.nextSibling:o.previousSibling}return null}function gy(e,t,i,n){e.ui.componentFactory.add(t,(s=>{const o=e.commands.get(t),r=new Ko(s);return r.set({label:i,icon:n,tooltip:!0,isToggleable:!0}),r.bind("isOn","isEnabled").to(o,"value","isEnabled"),r.on("execute",(()=>{e.execute(t),e.editing.view.focus()})),r}))}function fy(e,t){const i=[],n=e.parent,s={ignoreElementEnd:!1,startPosition:e,shallow:!0,direction:t},o=n.getAttribute("listIndent"),r=[...new _d(s)].filter((e=>e.item.is("element"))).map((e=>e.item));for(const e of r){if(!e.is("element","listItem"))break;if(e.getAttribute("listIndent")<o)break;if(!(e.getAttribute("listIndent")>o)){if(e.getAttribute("listType")!==n.getAttribute("listType"))break;if(e.getAttribute("listStyle")!==n.getAttribute("listStyle"))break;if(e.getAttribute("listReversed")!==n.getAttribute("listReversed"))break;if(e.getAttribute("listStart")!==n.getAttribute("listStart"))break;"backward"===t?i.unshift(e):i.push(e)}}return i}function py(e){let t=[...e.document.selection.getSelectedBlocks()].filter((e=>e.is("element","listItem"))).map((t=>{const i=e.change((e=>e.createPositionAt(t,0)));return[...fy(i,"backward"),...fy(i,"forward")]})).flat();return t=[...new Set(t)],t}const by=["disc","circle","square"],wy=["decimal","decimal-leading-zero","lower-roman","upper-roman","lower-latin","upper-latin"];function vy(e){return by.includes(e)?"bulleted":wy.includes(e)?"numbered":null}function _y(){const e=!this.isEmpty&&("ul"==this.getChild(0).name||"ol"==this.getChild(0).name);return this.isEmpty||e?0:Ha.call(this)}class yy extends ur{static get pluginName(){return"ListUtils"}getListTypeFromListStyleType(e){return vy(e)}getSelectedListItems(e){return py(e)}getSiblingNodes(e,t){return fy(e,t)}}function ky(e){return(t,i,n)=>{const s=n.consumable;if(!s.test(i.item,"insert")||!s.test(i.item,"attribute:listType")||!s.test(i.item,"attribute:listIndent"))return;s.consume(i.item,"insert"),s.consume(i.item,"attribute:listType"),s.consume(i.item,"attribute:listIndent");const o=i.item;dy(o,cy(o,n),n,e)}}const Ay=(e,t,i)=>{if(!i.consumable.test(t.item,e.name))return;const n=i.mapper.toViewElement(t.item),s=i.writer;s.breakContainer(s.createPositionBefore(n)),s.breakContainer(s.createPositionAfter(n));const o=n.parent,r="numbered"==t.attributeNewValue?"ol":"ul";s.rename(r,o)},Cy=(e,t,i)=>{i.consumable.consume(t.item,e.name);const n=i.mapper.toViewElement(t.item).parent,s=i.writer;hy(s,n,n.nextSibling),hy(s,n.previousSibling,n)};const Ty=(e,t,i)=>{if(i.consumable.test(t.item,e.name)&&"listItem"!=t.item.name){let e=i.mapper.toViewPosition(t.range.start);const n=i.writer,s=[];for(;("ul"==e.parent.name||"ol"==e.parent.name)&&(e=n.breakContainer(e),"li"==e.parent.name);){const t=e,i=n.createPositionAt(e.parent,"end");if(!t.isEqual(i)){const e=n.remove(n.createRange(t,i));s.push(e)}e=n.createPositionAfter(e.parent)}if(s.length>0){for(let t=0;t<s.length;t++){const i=e.nodeBefore;if(e=n.insert(e,s[t]).end,t>0){const t=hy(n,i,i.nextSibling);t&&t.parent==i&&e.offset--}}hy(n,e.nodeBefore,e.nodeAfter)}}},xy=(e,t,i)=>{const n=i.mapper.toViewPosition(t.position),s=n.nodeBefore,o=n.nodeAfter;hy(i.writer,s,o)},Ey=(e,t,i)=>{if(i.consumable.consume(t.viewItem,{name:!0})){const e=i.writer,n=e.createElement("listItem"),s=function(e){let t=0,i=e.parent;for(;i;){if(i.is("element","li"))t++;else{const e=i.previousSibling;e&&e.is("element","li")&&t++}i=i.parent}return t}(t.viewItem);e.setAttribute("listIndent",s,n);const o=t.viewItem.parent&&"ol"==t.viewItem.parent.name?"numbered":"bulleted";if(e.setAttribute("listType",o,n),!i.safeInsert(n,t.modelCursor))return;const r=function(e,t,i){const{writer:n,schema:s}=i;let o=n.createPositionAfter(e);for(const r of t)if("ul"==r.name||"ol"==r.name)o=i.convertItem(r,o).modelCursor;else{const t=i.convertItem(r,n.createPositionAt(e,"end")),a=t.modelRange.start.nodeAfter;a&&a.is("element")&&!s.checkChild(e,a.name)&&(e=t.modelCursor.parent.is("element","listItem")?t.modelCursor.parent:Vy(t.modelCursor),o=n.createPositionAfter(e))}return o}(n,t.viewItem.getChildren(),i);t.modelRange=e.createRange(t.modelCursor,r),i.updateConversionResult(n,t)}},Sy=(e,t,i)=>{if(i.consumable.test(t.viewItem,{name:!0})){const e=Array.from(t.viewItem.getChildren());for(const t of e){!(t.is("element","li")||By(t))&&t._remove()}}},Py=(e,t,i)=>{if(i.consumable.test(t.viewItem,{name:!0})){if(0===t.viewItem.childCount)return;const e=[...t.viewItem.getChildren()];let i=!1;for(const t of e)i&&!By(t)&&t._remove(),By(t)&&(i=!0)}};function Iy(e){return(t,i)=>{if(i.isPhantom)return;const n=i.modelPosition.nodeBefore;if(n&&n.is("element","listItem")){const t=i.mapper.toViewElement(n),s=t.getAncestors().find(By),o=e.createPositionAt(t,0).getWalker();for(const e of o){if("elementStart"==e.type&&e.item.is("element","li")){i.viewPosition=e.previousPosition;break}if("elementEnd"==e.type&&e.item==s){i.viewPosition=e.nextPosition;break}}}}}const Ry=function(e,[t,i,n]){const s=this;let o,r=t.is("documentFragment")?t.getChild(0):t;if(o=i?s.createSelection(i,n):s.document.selection,r&&r.is("element","listItem")){const e=o.getFirstPosition();let t=null;if(e.parent.is("element","listItem")?t=e.parent:e.nodeBefore&&e.nodeBefore.is("element","listItem")&&(t=e.nodeBefore),t){const e=t.getAttribute("listIndent");if(e>0)for(;r&&r.is("element","listItem");)r._setAttribute("listIndent",r.getAttribute("listIndent")+e),r=r.nextSibling}}};function Vy(e){const t=new _d({startPosition:e});let i;do{i=t.next()}while(!i.value.item.is("element","listItem"));return i.value.item}function Oy(e,t,i,n,s,o){const r=my(t.nodeBefore,{sameIndent:!0,smallerIndent:!0,listIndent:e}),a=s.mapper,l=s.writer,c=r?r.getAttribute("listIndent"):null;let d;if(r)if(c==e){const e=a.toViewElement(r).parent;d=l.createPositionAfter(e)}else{const e=o.createPositionAt(r,"end");d=a.toViewPosition(e)}else d=i;d=uy(d);for(const e of[...n.getChildren()])By(e)&&(d=l.move(l.createRangeOn(e),d).end,hy(l,e,e.nextSibling),hy(l,e.previousSibling,e))}function By(e){return e.is("element","ol")||e.is("element","ul")}class Ny extends ur{static get pluginName(){return"ListEditing"}static get requires(){return[lp,Ef,yy]}init(){const e=this.editor;e.model.schema.register("listItem",{inheritAllFrom:"$block",allowAttributes:["listType","listIndent"]});const t=e.data,i=e.editing;var n;e.model.document.registerPostFixer((t=>function(e,t){const i=e.document.differ.getChanges(),n=new Map;let s=!1;for(const n of i)if("insert"==n.type&&"listItem"==n.name)o(n.position);else if("insert"==n.type&&"listItem"!=n.name){if("$text"!=n.name){const i=n.position.nodeAfter;i.hasAttribute("listIndent")&&(t.removeAttribute("listIndent",i),s=!0),i.hasAttribute("listType")&&(t.removeAttribute("listType",i),s=!0),i.hasAttribute("listStyle")&&(t.removeAttribute("listStyle",i),s=!0),i.hasAttribute("listReversed")&&(t.removeAttribute("listReversed",i),s=!0),i.hasAttribute("listStart")&&(t.removeAttribute("listStart",i),s=!0);for(const t of Array.from(e.createRangeIn(i)).filter((e=>e.item.is("element","listItem"))))o(t.previousPosition)}o(n.position.getShiftedBy(n.length))}else"remove"==n.type&&"listItem"==n.name?o(n.position):("attribute"==n.type&&"listIndent"==n.attributeKey||"attribute"==n.type&&"listType"==n.attributeKey)&&o(n.range.start);for(const e of n.values())r(e),a(e);return s;function o(e){const t=e.nodeBefore;if(t&&t.is("element","listItem")){let e=t;if(n.has(e))return;for(let t=e.previousSibling;t&&t.is("element","listItem");t=e.previousSibling)if(e=t,n.has(e))return;n.set(t,e)}else{const t=e.nodeAfter;t&&t.is("element","listItem")&&n.set(t,t)}}function r(e){let i=0,n=null;for(;e&&e.is("element","listItem");){const o=e.getAttribute("listIndent");if(o>i){let r;null===n?(n=o-i,r=i):(n>o&&(n=o),r=o-n),t.setAttribute("listIndent",r,e),s=!0}else n=null,i=e.getAttribute("listIndent")+1;e=e.nextSibling}}function a(e){let i=[],n=null;for(;e&&e.is("element","listItem");){const o=e.getAttribute("listIndent");if(n&&n.getAttribute("listIndent")>o&&(i=i.slice(0,o+1)),0!=o)if(i[o]){const n=i[o];e.getAttribute("listType")!=n&&(t.setAttribute("listType",n,e),s=!0)}else i[o]=e.getAttribute("listType");n=e,e=e.nextSibling}}}(e.model,t))),i.mapper.registerViewToModelLength("li",My),t.mapper.registerViewToModelLength("li",My),i.mapper.on("modelToViewPosition",Iy(i.view)),i.mapper.on("viewToModelPosition",(n=e.model,(e,t)=>{const i=t.viewPosition,s=i.parent,o=t.mapper;if("ul"==s.name||"ol"==s.name){if(i.isAtEnd){const e=o.toModelElement(i.nodeBefore),s=o.getModelLength(i.nodeBefore);t.modelPosition=n.createPositionBefore(e).getShiftedBy(s)}else{const e=o.toModelElement(i.nodeAfter);t.modelPosition=n.createPositionBefore(e)}e.stop()}else if("li"==s.name&&i.nodeBefore&&("ul"==i.nodeBefore.name||"ol"==i.nodeBefore.name)){const r=o.toModelElement(s);let a=1,l=i.nodeBefore;for(;l&&By(l);)a+=o.getModelLength(l),l=l.previousSibling;t.modelPosition=n.createPositionBefore(r).getShiftedBy(a),e.stop()}})),t.mapper.on("modelToViewPosition",Iy(i.view)),e.conversion.for("editingDowncast").add((t=>{t.on("insert",Ty,{priority:"high"}),t.on("insert:listItem",ky(e.model)),t.on("attribute:listType:listItem",Ay,{priority:"high"}),t.on("attribute:listType:listItem",Cy,{priority:"low"}),t.on("attribute:listIndent:listItem",function(e){return(t,i,n)=>{if(!n.consumable.consume(i.item,"attribute:listIndent"))return;const s=n.mapper.toViewElement(i.item),o=n.writer;o.breakContainer(o.createPositionBefore(s)),o.breakContainer(o.createPositionAfter(s));const r=s.parent,a=r.previousSibling,l=o.createRangeOn(r);o.remove(l),a&&a.nextSibling&&hy(o,a,a.nextSibling),Oy(i.attributeOldValue+1,i.range.start,l.start,s,n,e),dy(i.item,s,n,e);for(const e of i.item.getChildren())n.consumable.consume(e,"insert")}}(e.model)),t.on("remove:listItem",function(e){return(t,i,n)=>{const s=n.mapper.toViewPosition(i.position).getLastMatchingPosition((e=>!e.item.is("element","li"))).nodeAfter,o=n.writer;o.breakContainer(o.createPositionBefore(s)),o.breakContainer(o.createPositionAfter(s));const r=s.parent,a=r.previousSibling,l=o.createRangeOn(r),c=o.remove(l);a&&a.nextSibling&&hy(o,a,a.nextSibling),Oy(n.mapper.toModelElement(s).getAttribute("listIndent")+1,i.position,l.start,s,n,e);for(const e of o.createRangeIn(c).getItems())n.mapper.unbindViewElement(e);t.stop()}}(e.model)),t.on("remove",xy,{priority:"low"})})),e.conversion.for("dataDowncast").add((t=>{t.on("insert",Ty,{priority:"high"}),t.on("insert:listItem",ky(e.model))})),e.conversion.for("upcast").add((e=>{e.on("element:ul",Sy,{priority:"high"}),e.on("element:ol",Sy,{priority:"high"}),e.on("element:li",Py,{priority:"high"}),e.on("element:li",Ey)})),e.model.on("insertContent",Ry,{priority:"high"}),e.commands.add("numberedList",new oy(e,"numbered")),e.commands.add("bulletedList",new oy(e,"bulleted")),e.commands.add("indentList",new ly(e,"forward")),e.commands.add("outdentList",new ly(e,"backward"));const s=i.view.document;this.listenTo(s,"enter",((e,t)=>{const i=this.editor.model.document,n=i.selection.getLastPosition().parent;i.selection.isCollapsed&&"listItem"==n.name&&n.isEmpty&&(this.editor.execute("outdentList"),t.preventDefault(),e.stop())}),{context:"li"}),this.listenTo(s,"delete",((e,t)=>{if("backward"!==t.direction)return;const i=this.editor.model.document.selection;if(!i.isCollapsed)return;const n=i.getFirstPosition();if(!n.isAtStart)return;const s=n.parent;if("listItem"!==s.name)return;s.previousSibling&&"listItem"===s.previousSibling.name||(this.editor.execute("outdentList"),t.preventDefault(),e.stop())}),{context:"li"}),this.listenTo(e.editing.view.document,"tab",((t,i)=>{const n=i.shiftKey?"outdentList":"indentList";this.editor.commands.get(n).isEnabled&&(e.execute(n),i.stopPropagation(),i.preventDefault(),t.stop())}),{context:"li"})}afterInit(){const e=this.editor.commands,t=e.get("indent"),i=e.get("outdent");t&&t.registerChildCommand(e.get("indentList")),i&&i.registerChildCommand(e.get("outdentList"))}}function My(e){let t=1;for(const i of e.getChildren())if("ul"==i.name||"ol"==i.name)for(const e of i.getChildren())t+=My(e);return t}const Fy='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M7 5.75c0 .414.336.75.75.75h9.5a.75.75 0 1 0 0-1.5h-9.5a.75.75 0 0 0-.75.75zM3.5 3v5H2V3.7H1v-1h2.5V3zM.343 17.857l2.59-3.257H2.92a.6.6 0 1 0-1.04 0H.302a2 2 0 1 1 3.995 0h-.001c-.048.405-.16.734-.333.988-.175.254-.59.692-1.244 1.312H4.3v1h-4l.043-.043zM7 14.75a.75.75 0 0 1 .75-.75h9.5a.75.75 0 1 1 0 1.5h-9.5a.75.75 0 0 1-.75-.75z"/></svg>',Dy='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M7 5.75c0 .414.336.75.75.75h9.5a.75.75 0 1 0 0-1.5h-9.5a.75.75 0 0 0-.75.75zm-6 0C1 4.784 1.777 4 2.75 4c.966 0 1.75.777 1.75 1.75 0 .966-.777 1.75-1.75 1.75C1.784 7.5 1 6.723 1 5.75zm6 9c0 .414.336.75.75.75h9.5a.75.75 0 1 0 0-1.5h-9.5a.75.75 0 0 0-.75.75zm-6 0c0-.966.777-1.75 1.75-1.75.966 0 1.75.777 1.75 1.75 0 .966-.777 1.75-1.75 1.75-.966 0-1.75-.777-1.75-1.75z"/></svg>';class zy extends ur{static get pluginName(){return"ListUI"}init(){const e=this.editor.t;gy(this.editor,"numberedList",e("Numbered List"),Fy),gy(this.editor,"bulletedList",e("Bulleted List"),Dy)}}class Ly extends gr{constructor(e,t){super(e),this.defaultType=t}refresh(){this.value=this._getValue(),this.isEnabled=this._checkEnabled()}execute(e={}){this._tryToConvertItemsToList(e);const t=this.editor.model,i=py(t);i.length&&t.change((t=>{for(const n of i)t.setAttribute("listStyle",e.type||this.defaultType,n)}))}_getValue(){const e=this.editor.model.document.selection.getFirstPosition().parent;return e&&e.is("element","listItem")?e.getAttribute("listStyle"):null}_checkEnabled(){const e=this.editor,t=e.commands.get("numberedList"),i=e.commands.get("bulletedList");return t.isEnabled||i.isEnabled}_tryToConvertItemsToList(e){if(!e.type)return;const t=vy(e.type);if(!t)return;const i=this.editor,n=`${t}List`;i.commands.get(n).value||i.execute(n)}}class Hy extends gr{refresh(){const e=this._getValue();this.value=e,this.isEnabled=null!=e}execute(e={}){const t=this.editor.model,i=py(t).filter((e=>"numbered"==e.getAttribute("listType")));t.change((t=>{for(const n of i)t.setAttribute("listReversed",!!e.reversed,n)}))}_getValue(){const e=this.editor.model.document.selection.getFirstPosition().parent;return e&&e.is("element","listItem")&&"numbered"==e.getAttribute("listType")?e.getAttribute("listReversed"):null}}class $y extends gr{refresh(){const e=this._getValue();this.value=e,this.isEnabled=null!=e}execute({startIndex:e=1}={}){const t=this.editor.model,i=py(t).filter((e=>"numbered"==e.getAttribute("listType")));t.change((t=>{for(const n of i)t.setAttribute("listStart",e>=0?e:1,n)}))}_getValue(){const e=this.editor.model.document.selection.getFirstPosition().parent;return e&&e.is("element","listItem")&&"numbered"==e.getAttribute("listType")?e.getAttribute("listStart"):null}}const Wy="default";class jy extends ur{static get requires(){return[Ny]}static get pluginName(){return"ListPropertiesEditing"}constructor(e){super(e),e.config.define("list",{properties:{styles:!0,startIndex:!1,reversed:!1}})}init(){const e=this.editor,t=e.model,i=function(e){const t=[];e.styles&&t.push({attributeName:"listStyle",defaultValue:Wy,addCommand(e){e.commands.add("listStyle",new Ly(e,Wy))},appliesToListItem:()=>!0,setAttributeOnDowncast(e,t,i){t&&t!==Wy?e.setStyle("list-style-type",t,i):e.removeStyle("list-style-type",i)},getAttributeOnUpcast:e=>e.getStyle("list-style-type")||Wy});e.reversed&&t.push({attributeName:"listReversed",defaultValue:!1,addCommand(e){e.commands.add("listReversed",new Hy(e))},appliesToListItem:e=>"numbered"==e.getAttribute("listType"),setAttributeOnDowncast(e,t,i){t?e.setAttribute("reversed","reversed",i):e.removeAttribute("reversed",i)},getAttributeOnUpcast:e=>e.hasAttribute("reversed")});e.startIndex&&t.push({attributeName:"listStart",defaultValue:1,addCommand(e){e.commands.add("listStart",new $y(e))},appliesToListItem:e=>"numbered"==e.getAttribute("listType"),setAttributeOnDowncast(e,t,i){0==t||t>1?e.setAttribute("start",t,i):e.removeAttribute("start",i)},getAttributeOnUpcast(e){const t=e.getAttribute("start");return t>=0?t:1}});return t}(e.config.get("list.properties"));t.schema.extend("listItem",{allowAttributes:i.map((e=>e.attributeName))});for(const t of i)t.addCommand(e);var n;this.listenTo(e.commands.get("indentList"),"_executeCleanup",function(e,t){return(i,n)=>{const s=n[0],o=s.getAttribute("listIndent"),r=n.filter((e=>e.getAttribute("listIndent")===o));let a=null;s.previousSibling.getAttribute("listIndent")+1!==o&&(a=my(s.previousSibling,{sameIndent:!0,direction:"backward",listIndent:o})),e.model.change((e=>{for(const i of r)for(const n of t)if(n.appliesToListItem(i)){const t=null==a?n.defaultValue:a.getAttribute(n.attributeName);e.setAttribute(n.attributeName,t,i)}}))}}(e,i)),this.listenTo(e.commands.get("outdentList"),"_executeCleanup",function(e,t){return(i,n)=>{if(!(n=n.reverse().filter((e=>e.is("element","listItem")))).length)return;const s=n[0].getAttribute("listIndent"),o=n[0].getAttribute("listType");let r=n[0].previousSibling;if(r.is("element","listItem"))for(;r.getAttribute("listIndent")!==s;)r=r.previousSibling;else r=null;r||(r=n[n.length-1].nextSibling),r&&r.is("element","listItem")&&r.getAttribute("listType")===o&&e.model.change((e=>{const i=n.filter((e=>e.getAttribute("listIndent")===s));for(const n of i)for(const i of t)if(i.appliesToListItem(n)){const t=i.attributeName,s=r.getAttribute(t);e.setAttribute(t,s,n)}}))}}(e,i)),this.listenTo(e.commands.get("bulletedList"),"_executeCleanup",Ky(e)),this.listenTo(e.commands.get("numberedList"),"_executeCleanup",Ky(e)),t.document.registerPostFixer(function(e,t){return i=>{let n=!1;const s=Gy(e.model.document.differ.getChanges()).filter((e=>"todo"!==e.getAttribute("listType")));if(!s.length)return n;let o=s[s.length-1].nextSibling;if((!o||!o.is("element","listItem"))&&(o=s[0].previousSibling,o)){const e=s[0].getAttribute("listIndent");for(;o.is("element","listItem")&&o.getAttribute("listIndent")!==e&&(o=o.previousSibling,o););}for(const e of t){const t=e.attributeName;for(const r of s)if(e.appliesToListItem(r))if(r.hasAttribute(t)){const s=r.previousSibling;qy(s,r,e.attributeName)&&(i.setAttribute(t,s.getAttribute(t),r),n=!0)}else Uy(o,r,e)?i.setAttribute(t,o.getAttribute(t),r):i.setAttribute(t,e.defaultValue,r),n=!0;else i.removeAttribute(t,r)}return n}}(e,i)),e.conversion.for("upcast").add((n=i,e=>{e.on("element:li",((e,t,i)=>{const s=t.viewItem.parent,o=t.modelRange.start.nodeAfter||t.modelRange.end.nodeBefore;for(const e of n)if(e.appliesToListItem(o)){const t=e.getAttributeOnUpcast(s);i.writer.setAttribute(e.attributeName,t,o)}}),{priority:"low"})})),e.conversion.for("downcast").add(function(e){return i=>{for(const n of e)i.on(`attribute:${n.attributeName}:listItem`,((e,i,s)=>{const o=s.writer,r=i.item,a=my(r.previousSibling,{sameIndent:!0,listIndent:r.getAttribute("listIndent"),direction:"backward"}),l=s.mapper.toViewElement(r);t(r,a)||o.breakContainer(o.createPositionBefore(l)),n.setAttributeOnDowncast(o,i.attributeNewValue,l.parent)}),{priority:"low"})};function t(e,t){return t&&e.getAttribute("listType")===t.getAttribute("listType")&&e.getAttribute("listIndent")===t.getAttribute("listIndent")&&e.getAttribute("listStyle")===t.getAttribute("listStyle")&&e.getAttribute("listReversed")===t.getAttribute("listReversed")&&e.getAttribute("listStart")===t.getAttribute("listStart")}}(i)),this._mergeListAttributesWhileMergingLists(i)}afterInit(){const e=this.editor;e.commands.get("todoList")&&e.model.document.registerPostFixer(function(e){return t=>{const i=Gy(e.model.document.differ.getChanges()).filter((e=>"todo"===e.getAttribute("listType")&&(e.hasAttribute("listStyle")||e.hasAttribute("listReversed")||e.hasAttribute("listStart"))));if(!i.length)return!1;for(const e of i)t.removeAttribute("listStyle",e),t.removeAttribute("listReversed",e),t.removeAttribute("listStart",e);return!0}}(e))}_mergeListAttributesWhileMergingLists(e){const t=this.editor.model;let i;this.listenTo(t,"deleteContent",((e,[t])=>{const n=t.getFirstPosition(),s=t.getLastPosition();if(n.parent===s.parent)return;if(!n.parent.is("element","listItem"))return;const o=s.parent.nextSibling;if(!o||!o.is("element","listItem"))return;const r=my(n.parent,{sameIndent:!0,listIndent:o.getAttribute("listIndent")});r&&r.getAttribute("listType")===o.getAttribute("listType")&&(i=r)}),{priority:"high"}),this.listenTo(t,"deleteContent",(()=>{i&&(t.change((t=>{const n=my(i.nextSibling,{sameIndent:!0,listIndent:i.getAttribute("listIndent"),direction:"forward"});if(!n)return void(i=null);const s=[n,...fy(t.createPositionAt(n,0),"forward")];for(const n of s)for(const s of e)if(s.appliesToListItem(n)){const e=s.attributeName,o=i.getAttribute(e);t.setAttribute(e,o,n)}})),i=null)}),{priority:"low"})}}function Uy(e,t,i){if(!e)return!1;const n=e.getAttribute(i.attributeName);return!!n&&(n!=i.defaultValue&&e.getAttribute("listType")===t.getAttribute("listType"))}function qy(e,t,i){if(!e||!e.is("element","listItem"))return!1;if(t.getAttribute("listType")!==e.getAttribute("listType"))return!1;const n=e.getAttribute("listIndent");if(n<1||n!==t.getAttribute("listIndent"))return!1;const s=e.getAttribute(i);return!(!s||s===t.getAttribute(i))}function Ky(e){return(t,i)=>{i=i.filter((e=>e.is("element","listItem"))),e.model.change((e=>{for(const t of i)e.removeAttribute("listStyle",t)}))}}function Gy(e){const t=[];for(const i of e){const e=Jy(i);e&&e.is("element","listItem")&&t.push(e)}return t}function Jy(e){return"attribute"===e.type?e.range.start.nodeAfter:"insert"===e.type?e.position.nodeAfter:null}class Qy extends Ao{constructor(e,t){super(e);const i=this.bindTemplate;this.set("isCollapsed",!1),this.set("label",""),this.buttonView=this._createButtonView(),this.children=this.createCollection(),this.set("_collapsibleAriaLabelUid",void 0),t&&this.children.addMany(t),this.setTemplate({tag:"div",attributes:{class:["ck","ck-collapsible",i.if("isCollapsed","ck-collapsible_collapsed")]},children:[this.buttonView,{tag:"div",attributes:{class:["ck","ck-collapsible__children"],role:"region",hidden:i.if("isCollapsed","hidden"),"aria-labelledby":i.to("_collapsibleAriaLabelUid")},children:this.children}]})}render(){super.render(),this._collapsibleAriaLabelUid=this.buttonView.labelView.element.id}_createButtonView(){const e=new Ko(this.locale),t=e.bindTemplate;return e.set({withText:!0,icon:nr}),e.extendTemplate({attributes:{"aria-expanded":t.to("isOn",(e=>String(e)))}}),e.bind("label").to(this),e.bind("isOn").to(this,"isCollapsed",(e=>!e)),e.on("execute",(()=>{this.isCollapsed=!this.isCollapsed})),e}}class Yy extends Ao{constructor(e,{enabledProperties:t,styleButtonViews:i,styleGridAriaLabel:n}){super(e),this.stylesView=null,this.additionalPropertiesCollapsibleView=null,this.startIndexFieldView=null,this.reversedSwitchButtonView=null,this.focusTracker=new go,this.keystrokes=new fo,this.focusables=new ko;const s=["ck","ck-list-properties"];this.children=this.createCollection(),this.focusCycler=new ar({focusables:this.focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}}),t.styles?(this.stylesView=this._createStylesView(i,n),this.children.add(this.stylesView)):s.push("ck-list-properties_without-styles"),(t.startIndex||t.reversed)&&(this._addNumberedListPropertyViews(t),s.push("ck-list-properties_with-numbered-properties")),this.setTemplate({tag:"div",attributes:{class:s},children:this.children})}render(){if(super.render(),this.stylesView){this.focusables.add(this.stylesView),this.focusTracker.add(this.stylesView.element),(this.startIndexFieldView||this.reversedSwitchButtonView)&&(this.focusables.add(this.children.last.buttonView),this.focusTracker.add(this.children.last.buttonView.element));for(const e of this.stylesView.children)this.stylesView.focusTracker.add(e.element);o({keystrokeHandler:this.stylesView.keystrokes,focusTracker:this.stylesView.focusTracker,gridItems:this.stylesView.children,numberOfColumns:()=>ks.window.getComputedStyle(this.stylesView.element).getPropertyValue("grid-template-columns").split(" ").length,uiLanguageDirection:this.locale&&this.locale.uiLanguageDirection})}if(this.startIndexFieldView){this.focusables.add(this.startIndexFieldView),this.focusTracker.add(this.startIndexFieldView.element),this.listenTo(this.startIndexFieldView.element,"selectstart",((e,t)=>{t.stopPropagation()}),{priority:"high"});const e=e=>e.stopPropagation();this.keystrokes.set("arrowright",e),this.keystrokes.set("arrowleft",e),this.keystrokes.set("arrowup",e),this.keystrokes.set("arrowdown",e)}this.reversedSwitchButtonView&&(this.focusables.add(this.reversedSwitchButtonView),this.focusTracker.add(this.reversedSwitchButtonView.element)),this.keystrokes.listenTo(this.element)}focus(){this.focusCycler.focusFirst()}focusLast(){this.focusCycler.focusLast()}destroy(){super.destroy(),this.focusTracker.destroy(),this.keystrokes.destroy()}_createStylesView(e,t){const i=new Ao(this.locale);return i.children=i.createCollection(),i.children.addMany(e),i.setTemplate({tag:"div",attributes:{"aria-label":t,class:["ck","ck-list-styles-list"]},children:i.children}),i.children.delegate("execute").to(this),i.focus=function(){this.children.first.focus()},i.focusTracker=new go,i.keystrokes=new fo,i.render(),i.keystrokes.listenTo(i.element),i}_addNumberedListPropertyViews(e){const t=this.locale.t,i=[];e.startIndex&&(this.startIndexFieldView=this._createStartIndexField(),i.push(this.startIndexFieldView)),e.reversed&&(this.reversedSwitchButtonView=this._createReversedSwitchButton(),i.push(this.reversedSwitchButtonView)),e.styles?(this.additionalPropertiesCollapsibleView=new Qy(this.locale,i),this.additionalPropertiesCollapsibleView.set({label:t("List properties"),isCollapsed:!0}),this.additionalPropertiesCollapsibleView.buttonView.bind("isEnabled").toMany(i,"isEnabled",((...e)=>e.some((e=>e)))),this.additionalPropertiesCollapsibleView.buttonView.on("change:isEnabled",((e,t,i)=>{i||(this.additionalPropertiesCollapsibleView.isCollapsed=!0)})),this.children.add(this.additionalPropertiesCollapsibleView)):this.children.addMany(i)}_createStartIndexField(){const e=this.locale.t,t=new Hg(this.locale,Wg);return t.set({label:e("Start at"),class:"ck-numbered-list-properties__start-index"}),t.fieldView.set({min:0,step:1,value:1,inputMode:"numeric"}),t.fieldView.on("input",(()=>{const i=t.fieldView.element,n=i.valueAsNumber;Number.isNaN(n)||(i.checkValidity()?this.fire("listStart",{startIndex:n}):t.errorText=e("Start index must be greater than 0."))})),t}_createReversedSwitchButton(){const e=this.locale.t,t=new Go(this.locale);return t.set({withText:!0,label:e("Reversed order"),class:"ck-numbered-list-properties__reversed-order"}),t.delegate("execute").to(this,"listReversed"),t}}class Xy extends ur{static get pluginName(){return"ListPropertiesUI"}init(){const e=this.editor,t=e.locale.t,i=e.config.get("list.properties");i.styles&&e.ui.componentFactory.add("bulletedList",Zy({editor:e,parentCommandName:"bulletedList",buttonLabel:t("Bulleted List"),buttonIcon:Dy,styleGridAriaLabel:t("Bulleted list styles toolbar"),styleDefinitions:[{label:t("Toggle the disc list style"),tooltip:t("Disc"),type:"disc",icon:'<svg viewBox="0 0 44 44" xmlns="http://www.w3.org/2000/svg"><path d="M35 29a1 1 0 0 1 1 1v1a1 1 0 0 1-1 1H18a1 1 0 0 1-1-1v-1a1 1 0 0 1 1-1h17zm0-9a1 1 0 0 1 1 1v1a1 1 0 0 1-1 1H18a1 1 0 0 1-1-1v-1a1 1 0 0 1 1-1h17zm0-9a1 1 0 0 1 1 1v1a1 1 0 0 1-1 1H18a1 1 0 0 1-1-1v-1a1 1 0 0 1 1-1h17z" fill-opacity=".163"/><path d="M11 27a3 3 0 1 1 0 6 3 3 0 0 1 0-6zm0-9a3 3 0 1 1 0 6 3 3 0 0 1 0-6zm0-9a3 3 0 1 1 0 6 3 3 0 0 1 0-6z"/></svg>'},{label:t("Toggle the circle list style"),tooltip:t("Circle"),type:"circle",icon:'<svg viewBox="0 0 44 44" xmlns="http://www.w3.org/2000/svg"><path d="M35 29a1 1 0 0 1 1 1v1a1 1 0 0 1-1 1H18a1 1 0 0 1-1-1v-1a1 1 0 0 1 1-1h17zm0-9a1 1 0 0 1 1 1v1a1 1 0 0 1-1 1H18a1 1 0 0 1-1-1v-1a1 1 0 0 1 1-1h17zm0-9a1 1 0 0 1 1 1v1a1 1 0 0 1-1 1H18a1 1 0 0 1-1-1v-1a1 1 0 0 1 1-1h17z" fill-opacity=".163"/><path d="M11 27a3 3 0 1 1 0 6 3 3 0 0 1 0-6zm0 1a2 2 0 1 0 0 4 2 2 0 0 0 0-4zm0-10a3 3 0 1 1 0 6 3 3 0 0 1 0-6zm0 1a2 2 0 1 0 0 4 2 2 0 0 0 0-4zm0-10a3 3 0 1 1 0 6 3 3 0 0 1 0-6zm0 1a2 2 0 1 0 0 4 2 2 0 0 0 0-4z"/></svg>'},{label:t("Toggle the square list style"),tooltip:t("Square"),type:"square",icon:'<svg viewBox="0 0 44 44" xmlns="http://www.w3.org/2000/svg"><path d="M35 29a1 1 0 0 1 1 1v1a1 1 0 0 1-1 1H18a1 1 0 0 1-1-1v-1a1 1 0 0 1 1-1h17zm0-9a1 1 0 0 1 1 1v1a1 1 0 0 1-1 1H18a1 1 0 0 1-1-1v-1a1 1 0 0 1 1-1h17zm0-9a1 1 0 0 1 1 1v1a1 1 0 0 1-1 1H18a1 1 0 0 1-1-1v-1a1 1 0 0 1 1-1h17z" fill-opacity=".163"/><path d="M14 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Tk(e,{modelElement:t,modelAttribute:i,styleName:n}){e.for("downcast").attributeToAttribute({model:{name:t,key:i},view:e=>({key:"style",value:{[n]:e}})})}function xk(e,{modelAttribute:t,styleName:i}){e.for("downcast").add((e=>e.on(`attribute:${t}:table`,((e,t,n)=>{const{item:s,attributeNewValue:o}=t,{mapper:r,writer:a}=n;if(!n.consumable.consume(t.item,e.name))return;const l=[...r.toViewElement(s).getChildren()].find((e=>e.is("element","table")));o?a.setStyle(i,o,l):a.removeStyle(i,l)}))))}function Ek(e){if(!e)return;return["top","right","bottom","left"].map((t=>e[t])).reduce(((e,t)=>e==t?e:null))||e}function Sk(e,t,i,n,s=1){t>s?n.setAttribute(e,t,i):n.removeAttribute(e,i)}function Pk(e,t,i={}){const n=e.createElement("tableCell",i);return e.insertElement("paragraph",n),e.insert(n,t),n}function Ik(e,t){const i=t.parent.parent,n=parseInt(i.getAttribute("headingColumns")||0),{column:s}=e.getCellLocation(t);return!!n&&s<n}function 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r)if(n.cell==t){const t=n.row<a||n.column<l?"th":"td";return e.asWidget?Tp(i.createEditableElement(t),i):i.createContainerElement(t)}}}function zk(e={}){return(t,{writer:i})=>{if(t.parent.is("element","tableCell")&&Lk(t)){if(e.asWidget)return i.createContainerElement("span",{class:"ck-table-bogus-paragraph"});{const e=i.createContainerElement("p");return i.setCustomProperty("dataPipeline:transparentRendering",!0,e),e}}}}function Lk(e){return 1==e.parent.childCount&&![...e.getAttributeKeys()].length}class Hk extends gr{refresh(){const e=this.editor.model,t=e.document.selection,i=e.schema;this.isEnabled=function(e,t){const i=e.getFirstPosition().parent,n=i===i.root?i:i.parent;return t.checkChild(n,"table")}(t,i)}execute(e={}){const t=this.editor.model,i=this.editor.plugins.get("TableUtils"),n=this.editor.config.get("table"),s=n.defaultHeadings.rows,o=n.defaultHeadings.columns;void 0===e.headingRows&&s&&(e.headingRows=s),void 0===e.headingColumns&&o&&(e.headingColumns=o),t.change((n=>{const s=i.createTable(n,e);t.insertObject(s,null,null,{findOptimalPosition:"auto"}),n.setSelection(n.createPositionAt(s.getNodeByPath([0,0,0]),0))}))}}class $k extends gr{constructor(e,t={}){super(e),this.order=t.order||"below"}refresh(){const e=this.editor.model.document.selection,t=!!this.editor.plugins.get("TableUtils").getSelectionAffectedTableCells(e).length;this.isEnabled=t}execute(){const e=this.editor,t=e.model.document.selection,i=e.plugins.get("TableUtils"),n="above"===this.order,s=i.getSelectionAffectedTableCells(t),o=i.getRowIndexes(s),r=n?o.first:o.last,a=s[0].findAncestor("table");i.insertRows(a,{at:n?r:r+1,copyStructureFromAbove:!n})}}class Wk extends gr{constructor(e,t={}){super(e),this.order=t.order||"right"}refresh(){const e=this.editor.model.document.selection,t=!!this.editor.plugins.get("TableUtils").getSelectionAffectedTableCells(e).length;this.isEnabled=t}execute(){const e=this.editor,t=e.model.document.selection,i=e.plugins.get("TableUtils"),n="left"===this.order,s=i.getSelectionAffectedTableCells(t),o=i.getColumnIndexes(s),r=n?o.first:o.last,a=s[0].findAncestor("table");i.insertColumns(a,{columns:1,at:n?r:r+1})}}class jk extends gr{constructor(e,t={}){super(e),this.direction=t.direction||"horizontally"}refresh(){const e=this.editor.plugins.get("TableUtils").getSelectionAffectedTableCells(this.editor.model.document.selection);this.isEnabled=1===e.length}execute(){const e=this.editor.plugins.get("TableUtils"),t=e.getSelectionAffectedTableCells(this.editor.model.document.selection)[0];"horizontally"===this.direction?e.splitCellHorizontally(t,2):e.splitCellVertically(t,2)}}function Uk(e,t,i){const{startRow:n,startColumn:s,endRow:o,endColumn:r}=t,a=i.createElement("table"),l=o-n+1;for(let e=0;e<l;e++)i.insertElement("tableRow",a,"end");const c=[...new Nk(e,{startRow:n,endRow:o,startColumn:s,endColumn:r,includeAllSlots:!0})];for(const{row:e,column:t,cell:l,isAnchor:d,cellAnchorRow:h,cellAnchorColumn:u}of c){const c=e-n,m=a.getChild(c);if(d){const n=i.cloneElement(l);i.append(n,m),Qk(n,e,t,o,r,i)}else(h<n||u<s)&&Pk(i,i.createPositionAt(m,"end"))}return function(e,t,i,n,s){const o=parseInt(t.getAttribute("headingRows")||0);if(o>0){Sk("headingRows",o-i,e,s,0)}const r=parseInt(t.getAttribute("headingColumns")||0);if(r>0){Sk("headingColumns",r-n,e,s,0)}}(a,e,n,s,i),a}function qk(e,t,i=0){const n=[],s=new Nk(e,{startRow:i,endRow:t-1});for(const e of s){const{row:i,cellHeight:s}=e;i<t&&t<=i+s-1&&n.push(e)}return n}function Kk(e,t,i){const n=e.parent,s=n.parent,o=n.index,r=t-o,a={},l=parseInt(e.getAttribute("rowspan"))-r;l>1&&(a.rowspan=l);const c=parseInt(e.getAttribute("colspan")||1);c>1&&(a.colspan=c);const d=o+r,h=[...new Nk(s,{startRow:o,endRow:d,includeAllSlots:!0})];let u,m=null;for(const t of h){const{row:n,column:s,cell:o}=t;o===e&&void 0===u&&(u=s),void 0!==u&&u===s&&n===d&&(m=Pk(i,t.getPositionBefore(),a))}return Sk("rowspan",r,e,i),m}function Gk(e,t){const i=[],n=new Nk(e);for(const e of n){const{column:n,cellWidth:s}=e;n<t&&t<=n+s-1&&i.push(e)}return i}function Jk(e,t,i,n){const s=i-t,o={},r=parseInt(e.getAttribute("colspan"))-s;r>1&&(o.colspan=r);const a=parseInt(e.getAttribute("rowspan")||1);a>1&&(o.rowspan=a);const l=Pk(n,n.createPositionAfter(e),o);return Sk("colspan",s,e,n),l}function Qk(e,t,i,n,s,o){const r=parseInt(e.getAttribute("colspan")||1),a=parseInt(e.getAttribute("rowspan")||1);if(i+r-1>s){Sk("colspan",s-i+1,e,o,1)}if(t+a-1>n){Sk("rowspan",n-t+1,e,o,1)}}function Yk(e,t){const i=t.getColumns(e),n=new Array(i).fill(0);for(const{column:t}of new Nk(e))n[t]++;const s=n.reduce(((e,t,i)=>t?e:[...e,i]),[]);if(s.length>0){const i=s[s.length-1];return t.removeColumns(e,{at:i}),!0}return!1}function Xk(e,t){const i=[],n=t.getRows(e);for(let t=0;t<n;t++){e.getChild(t).isEmpty&&i.push(t)}if(i.length>0){const n=i[i.length-1];return t.removeRows(e,{at:n}),!0}return!1}function Zk(e,t){Yk(e,t)||Xk(e,t)}function eA(e,t){const i=Array.from(new Nk(e,{startColumn:t.firstColumn,endColumn:t.lastColumn,row:t.lastRow}));if(i.every((({cellHeight:e})=>1===e)))return t.lastRow;const n=i[0].cellHeight-1;return t.lastRow+n}function tA(e,t){const i=Array.from(new Nk(e,{startRow:t.firstRow,endRow:t.lastRow,column:t.lastColumn}));if(i.every((({cellWidth:e})=>1===e)))return t.lastColumn;const n=i[0].cellWidth-1;return t.lastColumn+n}class iA extends gr{constructor(e,t){super(e),this.direction=t.direction,this.isHorizontal="right"==this.direction||"left"==this.direction}refresh(){const e=this._getMergeableCell();this.value=e,this.isEnabled=!!e}execute(){const e=this.editor.model,t=e.document,i=this.editor.plugins.get("TableUtils").getTableCellsContainingSelection(t.selection)[0],n=this.value,s=this.direction;e.change((e=>{const t="right"==s||"down"==s,o=t?i:n,r=t?n:i,a=r.parent;!function(e,t,i){nA(e)||(nA(t)&&i.remove(i.createRangeIn(t)),i.move(i.createRangeIn(e),i.createPositionAt(t,"end")));i.remove(e)}(r,o,e);const l=this.isHorizontal?"colspan":"rowspan",c=parseInt(i.getAttribute(l)||1),d=parseInt(n.getAttribute(l)||1);e.setAttribute(l,c+d,o),e.setSelection(e.createRangeIn(o));const h=this.editor.plugins.get("TableUtils");Zk(a.findAncestor("table"),h)}))}_getMergeableCell(){const e=this.editor.model.document,t=this.editor.plugins.get("TableUtils"),i=t.getTableCellsContainingSelection(e.selection)[0];if(!i)return;const n=this.isHorizontal?function(e,t,i){const n=e.parent,s=n.parent,o="right"==t?e.nextSibling:e.previousSibling,r=(s.getAttribute("headingColumns")||0)>0;if(!o)return;const a="right"==t?e:o,l="right"==t?o:e,{column:c}=i.getCellLocation(a),{column:d}=i.getCellLocation(l),h=parseInt(a.getAttribute("colspan")||1),u=Ik(i,a),m=Ik(i,l);if(r&&u!=m)return;return c+h===d?o:void 0}(i,this.direction,t):function(e,t,i){const n=e.parent,s=n.parent,o=s.getChildIndex(n);if("down"==t&&o===i.getRows(s)-1||"up"==t&&0===o)return;const r=parseInt(e.getAttribute("rowspan")||1),a=s.getAttribute("headingRows")||0,l="down"==t&&o+r===a,c="up"==t&&o===a;if(a&&(l||c))return;const d=parseInt(e.getAttribute("rowspan")||1),h="down"==t?o+d:o,u=[...new Nk(s,{endRow:h})],m=u.find((t=>t.cell===e)),g=m.column,f=u.find((({row:e,cellHeight:i,column:n})=>n===g&&("down"==t?e===h:h===e+i)));return f&&f.cell}(i,this.direction,t);if(!n)return;const s=this.isHorizontal?"rowspan":"colspan",o=parseInt(i.getAttribute(s)||1);return parseInt(n.getAttribute(s)||1)===o?n:void 0}}function nA(e){return 1==e.childCount&&e.getChild(0).is("element","paragraph")&&e.getChild(0).isEmpty}class sA extends gr{refresh(){const e=this.editor.plugins.get("TableUtils"),t=e.getSelectionAffectedTableCells(this.editor.model.document.selection),i=t[0];if(i){const n=i.findAncestor("table"),s=this.editor.plugins.get("TableUtils").getRows(n)-1,o=e.getRowIndexes(t),r=0===o.first&&o.last===s;this.isEnabled=!r}else this.isEnabled=!1}execute(){const e=this.editor.model,t=this.editor.plugins.get("TableUtils"),i=t.getSelectionAffectedTableCells(e.document.selection),n=t.getRowIndexes(i),s=i[0],o=s.findAncestor("table"),r=t.getCellLocation(s).column;e.change((e=>{const i=n.last-n.first+1;t.removeRows(o,{at:n.first,rows:i});const s=function(e,t,i,n){const s=e.getChild(Math.min(t,n-1));let o=s.getChild(0),r=0;for(const e of s.getChildren()){if(r>i)return o;o=e,r+=parseInt(e.getAttribute("colspan")||1)}return o}(o,n.first,r,t.getRows(o));e.setSelection(e.createPositionAt(s,0))}))}}class oA extends gr{refresh(){const e=this.editor.plugins.get("TableUtils"),t=e.getSelectionAffectedTableCells(this.editor.model.document.selection),i=t[0];if(i){const n=i.findAncestor("table"),s=e.getColumns(n),{first:o,last:r}=e.getColumnIndexes(t);this.isEnabled=r-o<s-1}else this.isEnabled=!1}execute(){const e=this.editor.plugins.get("TableUtils"),[t,i]=function(e,t){const i=t.getSelectionAffectedTableCells(e),n=i[0],s=i.pop(),o=[n,s];return n.isBefore(s)?o:o.reverse()}(this.editor.model.document.selection,e),n=t.parent.parent,s=[...new Nk(n)],o={first:s.find((e=>e.cell===t)).column,last:s.find((e=>e.cell===i)).column},r=function(e,t,i,n){const s=parseInt(i.getAttribute("colspan")||1);return s>1?i:t.previousSibling||i.nextSibling?i.nextSibling||t.previousSibling:n.first?e.reverse().find((({column:e})=>e<n.first)).cell:e.reverse().find((({column:e})=>e>n.last)).cell}(s,t,i,o);this.editor.model.change((e=>{const t=o.last-o.first+1;this.editor.plugins.get("TableUtils").removeColumns(n,{at:o.first,columns:t}),e.setSelection(e.createPositionAt(r,0))}))}}class rA extends gr{refresh(){const e=this.editor.plugins.get("TableUtils"),t=this.editor.model,i=e.getSelectionAffectedTableCells(t.document.selection),n=i.length>0;this.isEnabled=n,this.value=n&&i.every((e=>this._isInHeading(e,e.parent.parent)))}execute(e={}){if(e.forceValue===this.value)return;const t=this.editor.plugins.get("TableUtils"),i=this.editor.model,n=t.getSelectionAffectedTableCells(i.document.selection),s=n[0].findAncestor("table"),{first:o,last:r}=t.getRowIndexes(n),a=this.value?o:r+1,l=s.getAttribute("headingRows")||0;i.change((e=>{if(a){const t=qk(s,a,a>l?l:0);for(const{cell:i}of t)Kk(i,a,e)}Sk("headingRows",a,s,e,0)}))}_isInHeading(e,t){const i=parseInt(t.getAttribute("headingRows")||0);return!!i&&e.parent.index<i}}class aA extends gr{refresh(){const e=this.editor.model,t=this.editor.plugins.get("TableUtils"),i=t.getSelectionAffectedTableCells(e.document.selection),n=i.length>0;this.isEnabled=n,this.value=n&&i.every((e=>Ik(t,e)))}execute(e={}){if(e.forceValue===this.value)return;const t=this.editor.plugins.get("TableUtils"),i=this.editor.model,n=t.getSelectionAffectedTableCells(i.document.selection),s=n[0].findAncestor("table"),{first:o,last:r}=t.getColumnIndexes(n),a=this.value?o:r+1;i.change((e=>{if(a){const t=Gk(s,a);for(const{cell:i,column:n}of t)Jk(i,n,a,e)}Sk("headingColumns",a,s,e,0)}))}}class lA extends ur{static get pluginName(){return"TableUtils"}init(){this.decorate("insertColumns"),this.decorate("insertRows")}getCellLocation(e){const t=e.parent,i=t.parent,n=i.getChildIndex(t),s=new Nk(i,{row:n});for(const{cell:t,row:i,column:n}of s)if(t===e)return{row:i,column:n}}createTable(e,t){const i=e.createElement("table"),n=parseInt(t.rows)||2,s=parseInt(t.columns)||2;return cA(e,i,0,n,s),t.headingRows&&Sk("headingRows",Math.min(t.headingRows,n),i,e,0),t.headingColumns&&Sk("headingColumns",Math.min(t.headingColumns,s),i,e,0),i}insertRows(e,t={}){const i=this.editor.model,n=t.at||0,s=t.rows||1,o=void 0!==t.copyStructureFromAbove,r=t.copyStructureFromAbove?n-1:n,a=this.getRows(e),l=this.getColumns(e);if(n>a)throw new k("tableutils-insertrows-insert-out-of-range",this,{options:t});i.change((t=>{const i=e.getAttribute("headingRows")||0;if(i>n&&Sk("headingRows",i+s,e,t,0),!o&&(0===n||n===a))return void cA(t,e,n,s,l);const c=o?Math.max(n,r):n,d=new Nk(e,{endRow:c}),h=new Array(l).fill(1);for(const{row:e,column:i,cellHeight:a,cellWidth:l,cell:c}of d){const d=e+a-1,u=e<=r&&r<=d;e<n&&n<=d?(t.setAttribute("rowspan",a+s,c),h[i]=-l):o&&u&&(h[i]=l)}for(let i=0;i<s;i++){const i=t.createElement("tableRow");t.insert(i,e,n);for(let e=0;e<h.length;e++){const n=h[e],s=t.createPositionAt(i,"end");n>0&&Pk(t,s,n>1?{colspan:n}:null),e+=Math.abs(n)-1}}}))}insertColumns(e,t={}){const i=this.editor.model,n=t.at||0,s=t.columns||1;i.change((t=>{const i=e.getAttribute("headingColumns");n<i&&t.setAttribute("headingColumns",i+s,e);const o=this.getColumns(e);if(0===n||o===n){for(const i of e.getChildren())i.is("element","tableRow")&&dA(s,t,t.createPositionAt(i,n?"end":0));return}const r=new Nk(e,{column:n,includeAllSlots:!0});for(const e of r){const{row:i,cell:o,cellAnchorColumn:a,cellAnchorRow:l,cellWidth:c,cellHeight:d}=e;if(a<n){t.setAttribute("colspan",c+s,o);const e=l+d-1;for(let t=i;t<=e;t++)r.skipRow(t)}else dA(s,t,e.getPositionBefore())}}))}removeRows(e,t){const i=this.editor.model,n=t.rows||1,s=this.getRows(e),o=t.at,r=o+n-1;if(r>s-1)throw new k("tableutils-removerows-row-index-out-of-range",this,{table:e,options:t});i.change((t=>{const{cellsToMove:i,cellsToTrim:n}=function(e,t,i){const n=new Map,s=[];for(const{row:o,column:r,cellHeight:a,cell:l}of new Nk(e,{endRow:i})){const e=o+a-1;if(o>=t&&o<=i&&e>i){const e=a-(i-o+1);n.set(r,{cell:l,rowspan:e})}if(o<t&&e>=t){let n;n=e>=i?i-t+1:e-t+1,s.push({cell:l,rowspan:a-n})}}return{cellsToMove:n,cellsToTrim:s}}(e,o,r);if(i.size){!function(e,t,i,n){const s=new Nk(e,{includeAllSlots:!0,row:t}),o=[...s],r=e.getChild(t);let a;for(const{column:e,cell:t,isAnchor:s}of o)if(i.has(e)){const{cell:t,rowspan:s}=i.get(e),o=a?n.createPositionAfter(a):n.createPositionAt(r,0);n.move(n.createRangeOn(t),o),Sk("rowspan",s,t,n),a=t}else s&&(a=t)}(e,r+1,i,t)}for(let i=r;i>=o;i--)t.remove(e.getChild(i));for(const{rowspan:e,cell:i}of n)Sk("rowspan",e,i,t);!function(e,t,i,n){const s=e.getAttribute("headingRows")||0;if(t<s){Sk("headingRows",i<s?s-(i-t+1):t,e,n,0)}}(e,o,r,t),Yk(e,this)||Xk(e,this)}))}removeColumns(e,t){const i=this.editor.model,n=t.at,s=t.columns||1,o=t.at+s-1;i.change((t=>{!function(e,t,i){const n=e.getAttribute("headingColumns")||0;if(n&&t.first<n){const s=Math.min(n-1,t.last)-t.first+1;i.setAttribute("headingColumns",n-s,e)}}(e,{first:n,last:o},t);for(let i=o;i>=n;i--)for(const{cell:n,column:s,cellWidth:o}of[...new Nk(e)])s<=i&&o>1&&s+o>i?Sk("colspan",o-1,n,t):s===i&&t.remove(n);Xk(e,this)||Yk(e,this)}))}splitCellVertically(e,t=2){const i=this.editor.model,n=e.parent.parent,s=parseInt(e.getAttribute("rowspan")||1),o=parseInt(e.getAttribute("colspan")||1);i.change((i=>{if(o>1){const{newCellsSpan:n,updatedSpan:r}=hA(o,t);Sk("colspan",r,e,i);const a={};n>1&&(a.colspan=n),s>1&&(a.rowspan=s);dA(o>t?t-1:o-1,i,i.createPositionAfter(e),a)}if(o<t){const r=t-o,a=[...new Nk(n)],{column:l}=a.find((({cell:t})=>t===e)),c=a.filter((({cell:t,cellWidth:i,column:n})=>t!==e&&n===l||n<l&&n+i>l));for(const{cell:e,cellWidth:t}of c)i.setAttribute("colspan",t+r,e);const d={};s>1&&(d.rowspan=s),dA(r,i,i.createPositionAfter(e),d);const h=n.getAttribute("headingColumns")||0;h>l&&Sk("headingColumns",h+r,n,i)}}))}splitCellHorizontally(e,t=2){const i=this.editor.model,n=e.parent,s=n.parent,o=s.getChildIndex(n),r=parseInt(e.getAttribute("rowspan")||1),a=parseInt(e.getAttribute("colspan")||1);i.change((i=>{if(r>1){const n=[...new Nk(s,{startRow:o,endRow:o+r-1,includeAllSlots:!0})],{newCellsSpan:l,updatedSpan:c}=hA(r,t);Sk("rowspan",c,e,i);const{column:d}=n.find((({cell:t})=>t===e)),h={};l>1&&(h.rowspan=l),a>1&&(h.colspan=a);for(const e of n){const{column:t,row:n}=e;n>=o+c&&t===d&&(n+o+c)%l==0&&dA(1,i,e.getPositionBefore(),h)}}if(r<t){const n=t-r,l=[...new Nk(s,{startRow:0,endRow:o})];for(const{cell:t,cellHeight:s,row:r}of l)if(t!==e&&r+s>o){const e=s+n;i.setAttribute("rowspan",e,t)}const c={};a>1&&(c.colspan=a),cA(i,s,o+1,n,1,c);const d=s.getAttribute("headingRows")||0;d>o&&Sk("headingRows",d+n,s,i)}}))}getColumns(e){return[...e.getChild(0).getChildren()].reduce(((e,t)=>e+parseInt(t.getAttribute("colspan")||1)),0)}getRows(e){return Array.from(e.getChildren()).reduce(((e,t)=>t.is("element","tableRow")?e+1:e),0)}createTableWalker(e,t={}){return new Nk(e,t)}getSelectedTableCells(e){const t=[];for(const i of this.sortRanges(e.getRanges())){const e=i.getContainedElement();e&&e.is("element","tableCell")&&t.push(e)}return t}getTableCellsContainingSelection(e){const t=[];for(const i of e.getRanges()){const e=i.start.findAncestor("tableCell");e&&t.push(e)}return t}getSelectionAffectedTableCells(e){const t=this.getSelectedTableCells(e);return t.length?t:this.getTableCellsContainingSelection(e)}getRowIndexes(e){const t=e.map((e=>e.parent.index));return this._getFirstLastIndexesObject(t)}getColumnIndexes(e){const t=e[0].findAncestor("table"),i=[...new Nk(t)].filter((t=>e.includes(t.cell))).map((e=>e.column));return this._getFirstLastIndexesObject(i)}isSelectionRectangular(e){if(e.length<2||!this._areCellInTheSameTableSection(e))return!1;const t=new Set,i=new Set;let n=0;for(const s of e){const{row:e,column:o}=this.getCellLocation(s),r=parseInt(s.getAttribute("rowspan")||1),a=parseInt(s.getAttribute("colspan")||1);t.add(e),i.add(o),r>1&&t.add(e+r-1),a>1&&i.add(o+a-1),n+=r*a}const s=function(e,t){const i=Array.from(e.values()),n=Array.from(t.values()),s=Math.max(...i),o=Math.min(...i),r=Math.max(...n),a=Math.min(...n);return(s-o+1)*(r-a+1)}(t,i);return s==n}sortRanges(e){return Array.from(e).sort(uA)}_getFirstLastIndexesObject(e){const t=e.sort(((e,t)=>e-t));return{first:t[0],last:t[t.length-1]}}_areCellInTheSameTableSection(e){const t=e[0].findAncestor("table"),i=this.getRowIndexes(e),n=parseInt(t.getAttribute("headingRows")||0);if(!this._areIndexesInSameSection(i,n))return!1;const s=parseInt(t.getAttribute("headingColumns")||0),o=this.getColumnIndexes(e);return this._areIndexesInSameSection(o,s)}_areIndexesInSameSection({first:e,last:t},i){return e<i===t<i}}function cA(e,t,i,n,s,o={}){for(let r=0;r<n;r++){const n=e.createElement("tableRow");e.insert(n,t,i),dA(s,e,e.createPositionAt(n,"end"),o)}}function dA(e,t,i,n={}){for(let s=0;s<e;s++)Pk(t,i,n)}function hA(e,t){if(e<t)return{newCellsSpan:1,updatedSpan:1};const i=Math.floor(e/t);return{newCellsSpan:i,updatedSpan:e-i*t+i}}function uA(e,t){const i=e.start,n=t.start;return i.isBefore(n)?-1:1}class mA extends gr{refresh(){const e=this.editor.plugins.get(lA),t=e.getSelectedTableCells(this.editor.model.document.selection);this.isEnabled=e.isSelectionRectangular(t,this.editor.plugins.get(lA))}execute(){const e=this.editor.model,t=this.editor.plugins.get(lA);e.change((i=>{const n=t.getSelectedTableCells(e.document.selection),s=n.shift(),{mergeWidth:o,mergeHeight:r}=function(e,t,i){let n=0,s=0;for(const e of t){const{row:t,column:o}=i.getCellLocation(e);n=pA(e,o,n,"colspan"),s=pA(e,t,s,"rowspan")}const{row:o,column:r}=i.getCellLocation(e),a=n-r,l=s-o;return{mergeWidth:a,mergeHeight:l}}(s,n,t);Sk("colspan",o,s,i),Sk("rowspan",r,s,i);for(const e of n)gA(e,s,i);Zk(s.findAncestor("table"),t),i.setSelection(s,"in")}))}}function gA(e,t,i){fA(e)||(fA(t)&&i.remove(i.createRangeIn(t)),i.move(i.createRangeIn(e),i.createPositionAt(t,"end"))),i.remove(e)}function fA(e){return 1==e.childCount&&e.getChild(0).is("element","paragraph")&&e.getChild(0).isEmpty}function pA(e,t,i,n){const s=parseInt(e.getAttribute(n)||1);return Math.max(i,t+s)}class bA extends gr{constructor(e){super(e),this.affectsData=!1}refresh(){const e=this.editor.plugins.get("TableUtils").getSelectionAffectedTableCells(this.editor.model.document.selection);this.isEnabled=e.length>0}execute(){const e=this.editor.model,t=this.editor.plugins.get("TableUtils"),i=t.getSelectionAffectedTableCells(e.document.selection),n=t.getRowIndexes(i),s=i[0].findAncestor("table"),o=[];for(let t=n.first;t<=n.last;t++)for(const i of s.getChild(t).getChildren())o.push(e.createRangeOn(i));e.change((e=>{e.setSelection(o)}))}}class wA extends gr{constructor(e){super(e),this.affectsData=!1}refresh(){const e=this.editor.plugins.get("TableUtils").getSelectionAffectedTableCells(this.editor.model.document.selection);this.isEnabled=e.length>0}execute(){const e=this.editor.plugins.get("TableUtils"),t=this.editor.model,i=e.getSelectionAffectedTableCells(t.document.selection),n=i[0],s=i.pop(),o=n.findAncestor("table"),r=e.getCellLocation(n),a=e.getCellLocation(s),l=Math.min(r.column,a.column),c=Math.max(r.column,a.column),d=[];for(const e of new Nk(o,{startColumn:l,endColumn:c}))d.push(t.createRangeOn(e.cell));t.change((e=>{e.setSelection(d)}))}}function vA(e){e.document.registerPostFixer((t=>function(e,t){const i=t.document.differ.getChanges();let n=!1;const s=new Set;for(const t of i){let i;"table"==t.name&&"insert"==t.type&&(i=t.position.nodeAfter),"tableRow"!=t.name&&"tableCell"!=t.name||(i=t.position.findAncestor("table")),kA(t)&&(i=t.range.start.findAncestor("table")),i&&!s.has(i)&&(n=_A(i,e)||n,n=yA(i,e)||n,s.add(i))}return n}(t,e)))}function _A(e,t){let i=!1;const n=function(e){const t=parseInt(e.getAttribute("headingRows")||0),i=Array.from(e.getChildren()).reduce(((e,t)=>t.is("element","tableRow")?e+1:e),0),n=[];for(const{row:s,cell:o,cellHeight:r}of new Nk(e)){if(r<2)continue;const e=s<t?t:i;if(s+r>e){const t=e-s;n.push({cell:o,rowspan:t})}}return n}(e);if(n.length){i=!0;for(const e of n)Sk("rowspan",e.rowspan,e.cell,t,1)}return i}function yA(e,t){let i=!1;const n=function(e){const t=new Array(e.childCount).fill(0);for(const{rowIndex:i}of new Nk(e,{includeAllSlots:!0}))t[i]++;return t}(e),s=[];for(const[t,i]of n.entries())!i&&e.getChild(t).is("element","tableRow")&&s.push(t);if(s.length){i=!0;for(const i of s.reverse())t.remove(e.getChild(i)),n.splice(i,1)}const o=n.filter(((t,i)=>e.getChild(i).is("element","tableRow"))),r=o[0];if(!o.every((e=>e===r))){const n=o.reduce(((e,t)=>t>e?t:e),0);for(const[s,r]of o.entries()){const o=n-r;if(o){for(let i=0;i<o;i++)Pk(t,t.createPositionAt(e.getChild(s),"end"));i=!0}}}return i}function kA(e){const t="attribute"===e.type,i=e.attributeKey;return t&&("headingRows"===i||"colspan"===i||"rowspan"===i)}function AA(e){e.document.registerPostFixer((t=>function(e,t){const i=t.document.differ.getChanges();let n=!1;for(const t of i)"insert"==t.type&&"table"==t.name&&(n=CA(t.position.nodeAfter,e)||n),"insert"==t.type&&"tableRow"==t.name&&(n=TA(t.position.nodeAfter,e)||n),"insert"==t.type&&"tableCell"==t.name&&(n=xA(t.position.nodeAfter,e)||n),EA(t)&&(n=xA(t.position.parent,e)||n);return n}(t,e)))}function CA(e,t){let i=!1;for(const n of e.getChildren())n.is("element","tableRow")&&(i=TA(n,t)||i);return i}function TA(e,t){let i=!1;for(const n of e.getChildren())i=xA(n,t)||i;return i}function xA(e,t){if(0==e.childCount)return t.insertElement("paragraph",e),!0;const i=Array.from(e.getChildren()).filter((e=>e.is("$text")));for(const e of i)t.wrap(t.createRangeOn(e),"paragraph");return!!i.length}function EA(e){return!(!e.position||!e.position.parent.is("element","tableCell"))&&("insert"==e.type&&"$text"==e.name||"remove"==e.type)}function SA(e,t){if(!e.is("element","paragraph"))return!1;const i=t.toViewElement(e);return!!i&&Lk(e)!==i.is("element","span")}class PA extends ur{static get pluginName(){return"TableEditing"}static get requires(){return[lA]}init(){const e=this.editor,t=e.model,i=t.schema,n=e.conversion,s=e.plugins.get(lA);i.register("table",{inheritAllFrom:"$blockObject",allowAttributes:["headingRows","headingColumns"]}),i.register("tableRow",{allowIn:"table",isLimit:!0}),i.register("tableCell",{allowContentOf:"$container",allowIn:"tableRow",allowAttributes:["colspan","rowspan"],isLimit:!0,isSelectable:!0}),n.for("upcast").add((e=>{e.on("element:figure",((e,t,i)=>{if(!i.consumable.test(t.viewItem,{name:!0,classes:"table"}))return;const n=function(e){for(const t of e.getChildren())if(t.is("element","table"))return t}(t.viewItem);if(!n||!i.consumable.test(n,{name:!0}))return;i.consumable.consume(t.viewItem,{name:!0,classes:"table"});const s=mo(i.convertItem(n,t.modelCursor).modelRange.getItems());s?(i.convertChildren(t.viewItem,i.writer.createPositionAt(s,"end")),i.updateConversionResult(s,t)):i.consumable.revert(t.viewItem,{name:!0,classes:"table"})}))})),n.for("upcast").add(Vk()),n.for("editingDowncast").elementToStructure({model:{name:"table",attributes:["headingRows"]},view:Fk(s,{asWidget:!0})}),n.for("dataDowncast").elementToStructure({model:{name:"table",attributes:["headingRows"]},view:Fk(s)}),n.for("upcast").elementToElement({model:"tableRow",view:"tr"}),n.for("upcast").add((e=>{e.on("element:tr",((e,t)=>{t.viewItem.isEmpty&&0==t.modelCursor.index&&e.stop()}),{priority:"high"})})),n.for("downcast").elementToElement({model:"tableRow",view:(e,{writer:t})=>e.isEmpty?t.createEmptyElement("tr"):t.createContainerElement("tr")}),n.for("upcast").elementToElement({model:"tableCell",view:"td"}),n.for("upcast").elementToElement({model:"tableCell",view:"th"}),n.for("upcast").add(Ok("td")),n.for("upcast").add(Ok("th")),n.for("editingDowncast").elementToElement({model:"tableCell",view:Dk({asWidget:!0})}),n.for("dataDowncast").elementToElement({model:"tableCell",view:Dk()}),n.for("editingDowncast").elementToElement({model:"paragraph",view:zk({asWidget:!0}),converterPriority:"high"}),n.for("dataDowncast").elementToElement({model:"paragraph",view:zk(),converterPriority:"high"}),n.for("downcast").attributeToAttribute({model:"colspan",view:"colspan"}),n.for("upcast").attributeToAttribute({model:{key:"colspan",value:IA("colspan")},view:"colspan"}),n.for("downcast").attributeToAttribute({model:"rowspan",view:"rowspan"}),n.for("upcast").attributeToAttribute({model:{key:"rowspan",value:IA("rowspan")},view:"rowspan"}),e.config.define("table.defaultHeadings.rows",0),e.config.define("table.defaultHeadings.columns",0),e.commands.add("insertTable",new Hk(e)),e.commands.add("insertTableRowAbove",new $k(e,{order:"above"})),e.commands.add("insertTableRowBelow",new $k(e,{order:"below"})),e.commands.add("insertTableColumnLeft",new Wk(e,{order:"left"})),e.commands.add("insertTableColumnRight",new Wk(e,{order:"right"})),e.commands.add("removeTableRow",new sA(e)),e.commands.add("removeTableColumn",new oA(e)),e.commands.add("splitTableCellVertically",new jk(e,{direction:"vertically"})),e.commands.add("splitTableCellHorizontally",new jk(e,{direction:"horizontally"})),e.commands.add("mergeTableCells",new mA(e)),e.commands.add("mergeTableCellRight",new iA(e,{direction:"right"})),e.commands.add("mergeTableCellLeft",new iA(e,{direction:"left"})),e.commands.add("mergeTableCellDown",new iA(e,{direction:"down"})),e.commands.add("mergeTableCellUp",new iA(e,{direction:"up"})),e.commands.add("setTableColumnHeader",new aA(e)),e.commands.add("setTableRowHeader",new rA(e)),e.commands.add("selectTableRow",new bA(e)),e.commands.add("selectTableColumn",new wA(e)),vA(t),AA(t),this.listenTo(t.document,"change:data",(()=>{!function(e,t){const i=e.document.differ;for(const e of i.getChanges()){let i,n=!1;if("attribute"==e.type){const t=e.range.start.nodeAfter;if(!t||!t.is("element","table"))continue;if("headingRows"!=e.attributeKey&&"headingColumns"!=e.attributeKey)continue;i=t,n="headingRows"==e.attributeKey}else"tableRow"!=e.name&&"tableCell"!=e.name||(i=e.position.findAncestor("table"),n="tableRow"==e.name);if(!i)continue;const s=i.getAttribute("headingRows")||0,o=i.getAttribute("headingColumns")||0,r=new Nk(i);for(const e of r){const i=e.row<s||e.column<o?"th":"td",r=t.mapper.toViewElement(e.cell);r&&r.is("element")&&r.name!=i&&t.reconvertItem(n?e.cell.parent:e.cell)}}}(t,e.editing),function(e,t){const i=e.document.differ,n=new Set;for(const e of i.getChanges()){const t="attribute"==e.type?e.range.start.parent:e.position.parent;t.is("element","tableCell")&&n.add(t)}for(const e of n.values()){const i=Array.from(e.getChildren()).filter((e=>SA(e,t.mapper)));for(const e of i)t.reconvertItem(e)}}(t,e.editing)}))}}function IA(e){return t=>{const i=parseInt(t.getAttribute(e));return Number.isNaN(i)||i<=0?null:i}}class RA extends Ao{constructor(e){super(e);const t=this.bindTemplate;this.items=this._createGridCollection(),this.keystrokes=new fo,this.focusTracker=new go,this.set("rows",0),this.set("columns",0),this.bind("label").to(this,"columns",this,"rows",((e,t)=>`${t} × ${e}`)),this.setTemplate({tag:"div",attributes:{class:["ck"]},children:[{tag:"div",attributes:{class:["ck-insert-table-dropdown__grid"]},on:{"mouseover@.ck-insert-table-dropdown-grid-box":t.to("boxover")},children:this.items},{tag:"div",attributes:{class:["ck","ck-insert-table-dropdown__label"],"aria-hidden":!0},children:[{text:t.to("label")}]}],on:{mousedown:t.to((e=>{e.preventDefault()})),click:t.to((()=>{this.fire("execute")}))}}),this.on("boxover",((e,t)=>{const{row:i,column:n}=t.target.dataset;this.items.get(10*(parseInt(i,10)-1)+(parseInt(n,10)-1)).focus()})),this.focusTracker.on("change:focusedElement",((e,t,i)=>{if(!i)return;const{row:n,column:s}=i.dataset;this.set({rows:parseInt(n),columns:parseInt(s)})})),this.on("change:columns",(()=>this._highlightGridBoxes())),this.on("change:rows",(()=>this._highlightGridBoxes()))}render(){super.render(),o({keystrokeHandler:this.keystrokes,focusTracker:this.focusTracker,gridItems:this.items,numberOfColumns:10,uiLanguageDirection:this.locale&&this.locale.uiLanguageDirection});for(const e of this.items)this.focusTracker.add(e.element);this.keystrokes.listenTo(this.element)}focus(){this.items.get(0).focus()}focusLast(){this.items.get(0).focus()}_highlightGridBoxes(){const e=this.rows,t=this.columns;this.items.map(((i,n)=>{const s=Math.floor(n/10)<e&&n%10<t;i.set("isOn",s)}))}_createGridButton(e,t,i,n){const s=new Ko(e);return s.set({label:n,class:"ck-insert-table-dropdown-grid-box"}),s.extendTemplate({attributes:{"data-row":t,"data-column":i}}),s}_createGridCollection(){const e=[];for(let t=0;t<100;t++){const i=Math.floor(t/10),n=t%10,s=`${i+1} × ${n+1}`;e.push(this._createGridButton(this.locale,i+1,n+1,s))}return this.createCollection(e)}}class VA extends ur{static get pluginName(){return"TableUI"}init(){const e=this.editor,t=this.editor.t,i="ltr"===e.locale.contentLanguageDirection;e.ui.componentFactory.add("insertTable",(i=>{const n=e.commands.get("insertTable"),s=pg(i);let o;return s.bind("isEnabled").to(n),s.buttonView.set({icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M3 6v3h4V6H3zm0 4v3h4v-3H3zm0 4v3h4v-3H3zm5 3h4v-3H8v3zm5 0h4v-3h-4v3zm4-4v-3h-4v3h4zm0-4V6h-4v3h4zm1.5 8a1.5 1.5 0 0 1-1.5 1.5H3A1.5 1.5 0 0 1 1.5 17V4c.222-.863 1.068-1.5 2-1.5h13c.932 0 1.778.637 2 1.5v13zM12 13v-3H8v3h4zm0-4V6H8v3h4z"/></svg>',label:t("Insert table"),tooltip:!0}),s.on("change:isOpen",(()=>{o||(o=new RA(i),s.panelView.children.add(o),o.delegate("execute").to(s),s.on("execute",(()=>{e.execute("insertTable",{rows:o.rows,columns:o.columns}),e.editing.view.focus()})))})),s})),e.ui.componentFactory.add("tableColumn",(e=>{const n=[{type:"switchbutton",model:{commandName:"setTableColumnHeader",label:t("Header column"),bindIsOn:!0}},{type:"separator"},{type:"button",model:{commandName:i?"insertTableColumnLeft":"insertTableColumnRight",label:t("Insert column left")}},{type:"button",model:{commandName:i?"insertTableColumnRight":"insertTableColumnLeft",label:t("Insert column right")}},{type:"button",model:{commandName:"removeTableColumn",label:t("Delete column")}},{type:"button",model:{commandName:"selectTableColumn",label:t("Select column")}}];return this._prepareDropdown(t("Column"),'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M2.5 1h15A1.5 1.5 0 0 1 19 2.5v15a1.5 1.5 0 0 1-1.5 1.5h-15A1.5 1.5 0 0 1 1 17.5v-15A1.5 1.5 0 0 1 2.5 1zM2 2v16h16V2H2z" opacity=".6"/><path d="M18 7v1H2V7h16zm0 5v1H2v-1h16z" opacity=".6"/><path d="M14 1v18a1 1 0 0 1-1 1H7a1 1 0 0 1-1-1V1a1 1 0 0 1 1-1h6a1 1 0 0 1 1 1zm-2 1H8v4h4V2zm0 6H8v4h4V8zm0 6H8v4h4v-4z"/></svg>',n,e)})),e.ui.componentFactory.add("tableRow",(e=>{const i=[{type:"switchbutton",model:{commandName:"setTableRowHeader",label:t("Header row"),bindIsOn:!0}},{type:"separator"},{type:"button",model:{commandName:"insertTableRowAbove",label:t("Insert row above")}},{type:"button",model:{commandName:"insertTableRowBelow",label:t("Insert row below")}},{type:"button",model:{commandName:"removeTableRow",label:t("Delete row")}},{type:"button",model:{commandName:"selectTableRow",label:t("Select row")}}];return this._prepareDropdown(t("Row"),'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M2.5 1h15A1.5 1.5 0 0 1 19 2.5v15a1.5 1.5 0 0 1-1.5 1.5h-15A1.5 1.5 0 0 1 1 17.5v-15A1.5 1.5 0 0 1 2.5 1zM2 2v16h16V2H2z" opacity=".6"/><path d="M7 2h1v16H7V2zm5 0h1v16h-1V2z" opacity=".6"/><path d="M1 6h18a1 1 0 0 1 1 1v6a1 1 0 0 1-1 1H1a1 1 0 0 1-1-1V7a1 1 0 0 1 1-1zm1 2v4h4V8H2zm6 0v4h4V8H8zm6 0v4h4V8h-4z"/></svg>',i,e)})),e.ui.componentFactory.add("mergeTableCells",(e=>{const n=[{type:"button",model:{commandName:"mergeTableCellUp",label:t("Merge cell up")}},{type:"button",model:{commandName:i?"mergeTableCellRight":"mergeTableCellLeft",label:t("Merge cell right")}},{type:"button",model:{commandName:"mergeTableCellDown",label:t("Merge cell down")}},{type:"button",model:{commandName:i?"mergeTableCellLeft":"mergeTableCellRight",label:t("Merge cell left")}},{type:"separator"},{type:"button",model:{commandName:"splitTableCellVertically",label:t("Split cell vertically")}},{type:"button",model:{commandName:"splitTableCellHorizontally",label:t("Split cell horizontally")}}];return this._prepareMergeSplitButtonDropdown(t("Merge cells"),'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M2.5 1h15A1.5 1.5 0 0 1 19 2.5v15a1.5 1.5 0 0 1-1.5 1.5h-15A1.5 1.5 0 0 1 1 17.5v-15A1.5 1.5 0 0 1 2.5 1zM2 2v16h16V2H2z" opacity=".6"/><path d="M7 2h1v16H7V2zm5 0h1v7h-1V2zm6 5v1H2V7h16zM8 12v1H2v-1h6z" opacity=".6"/><path d="M7 7h12a1 1 0 0 1 1 1v11a1 1 0 0 1-1 1H7a1 1 0 0 1-1-1V8a1 1 0 0 1 1-1zm1 2v9h10V9H8z"/></svg>',n,e)}))}_prepareDropdown(e,t,i,n){const s=this.editor,o=pg(n),r=this._fillDropdownWithListOptions(o,i);return o.buttonView.set({label:e,icon:t,tooltip:!0}),o.bind("isEnabled").toMany(r,"isEnabled",((...e)=>e.some((e=>e)))),this.listenTo(o,"execute",(e=>{s.execute(e.source.commandName),e.source instanceof Go||s.editing.view.focus()})),o}_prepareMergeSplitButtonDropdown(e,t,i,n){const s=this.editor,o=pg(n,or),r="mergeTableCells",a=s.commands.get(r),l=this._fillDropdownWithListOptions(o,i);return o.buttonView.set({label:e,icon:t,tooltip:!0,isEnabled:!0}),o.bind("isEnabled").toMany([a,...l],"isEnabled",((...e)=>e.some((e=>e)))),this.listenTo(o.buttonView,"execute",(()=>{s.execute(r),s.editing.view.focus()})),this.listenTo(o,"execute",(e=>{s.execute(e.source.commandName),s.editing.view.focus()})),o}_fillDropdownWithListOptions(e,t){const i=this.editor,n=[],s=new uo;for(const e of t)OA(e,i,n,s);return vg(e,s),n}}function OA(e,t,i,n){const s=e.model=new qg(e.model),{commandName:o,bindIsOn:r}=e.model;if("button"===e.type||"switchbutton"===e.type){const e=t.commands.get(o);i.push(e),s.set({commandName:o}),s.bind("isEnabled").to(e),r&&s.bind("isOn").to(e,"value")}s.set({withText:!0}),n.add(e)}class BA extends ur{static get pluginName(){return"TableSelection"}static get requires(){return[lA,lA]}init(){const e=this.editor,t=e.model,i=e.editing.view;this.listenTo(t,"deleteContent",((e,t)=>this._handleDeleteContent(e,t)),{priority:"high"}),this.listenTo(i.document,"insertText",((e,t)=>this._handleInsertTextEvent(e,t)),{priority:"high"}),this._defineSelectionConverter(),this._enablePluginDisabling()}getSelectedTableCells(){const e=this.editor.plugins.get(lA),t=this.editor.model.document.selection,i=e.getSelectedTableCells(t);return 0==i.length?null:i}getSelectionAsFragment(){const e=this.editor.plugins.get(lA),t=this.getSelectedTableCells();return t?this.editor.model.change((i=>{const n=i.createDocumentFragment(),{first:s,last:o}=e.getColumnIndexes(t),{first:r,last:a}=e.getRowIndexes(t),l=t[0].findAncestor("table");let c=a,d=o;if(e.isSelectionRectangular(t)){const e={firstColumn:s,lastColumn:o,firstRow:r,lastRow:a};c=eA(l,e),d=tA(l,e)}const h=Uk(l,{startRow:r,startColumn:s,endRow:c,endColumn:d},i);return i.insert(h,n,0),n})):null}setCellSelection(e,t){const i=this._getCellsToSelect(e,t);this.editor.model.change((e=>{e.setSelection(i.cells.map((t=>e.createRangeOn(t))),{backward:i.backward})}))}getFocusCell(){const e=[...this.editor.model.document.selection.getRanges()].pop().getContainedElement();return e&&e.is("element","tableCell")?e:null}getAnchorCell(){const e=mo(this.editor.model.document.selection.getRanges()).getContainedElement();return e&&e.is("element","tableCell")?e:null}_defineSelectionConverter(){const e=this.editor,t=new Set;e.conversion.for("editingDowncast").add((e=>e.on("selection",((e,i,n)=>{const s=n.writer;!function(e){for(const i of t)e.removeClass("ck-editor__editable_selected",i);t.clear()}(s);const o=this.getSelectedTableCells();if(!o)return;for(const e of o){const i=n.mapper.toViewElement(e);s.addClass("ck-editor__editable_selected",i),t.add(i)}const r=n.mapper.toViewElement(o[o.length-1]);s.setSelection(r,0)}),{priority:"lowest"})))}_enablePluginDisabling(){const e=this.editor;this.on("change:isEnabled",(()=>{if(!this.isEnabled){const t=this.getSelectedTableCells();if(!t)return;e.model.change((i=>{const n=i.createPositionAt(t[0],0),s=e.model.schema.getNearestSelectionRange(n);i.setSelection(s)}))}}))}_handleDeleteContent(e,t){const i=this.editor.plugins.get(lA),[n,s]=t,o=this.editor.model,r=!s||"backward"==s.direction,a=i.getSelectedTableCells(n);a.length&&(e.stop(),o.change((e=>{const t=a[r?a.length-1:0];o.change((e=>{for(const t of a)o.deleteContent(e.createSelection(t,"in"))}));const i=o.schema.getNearestSelectionRange(e.createPositionAt(t,0));n.is("documentSelection")?e.setSelection(i):n.setTo(i)})))}_handleInsertTextEvent(e,t){const i=this.editor,n=i.model.document.selection,s=this.getSelectedTableCells(n);if(!s)return;const o=i.editing.view,r=i.editing.mapper,a=s.map((e=>o.createRangeOn(r.toViewElement(e))));t.selection=o.createSelection(a)}_getCellsToSelect(e,t){const i=this.editor.plugins.get("TableUtils"),n=i.getCellLocation(e),s=i.getCellLocation(t),o=Math.min(n.row,s.row),r=Math.max(n.row,s.row),a=Math.min(n.column,s.column),l=Math.max(n.column,s.column),c=new Array(r-o+1).fill(null).map((()=>[])),d={startRow:o,endRow:r,startColumn:a,endColumn:l};for(const{row:t,cell:i}of new Nk(e.findAncestor("table"),d))c[t-o].push(i);const h=s.row<n.row,u=s.column<n.column;return h&&c.reverse(),u&&c.forEach((e=>e.reverse())),{cells:c.flat(),backward:h||u}}}class NA extends ur{static get pluginName(){return"TableClipboard"}static get requires(){return[BA,lA]}init(){const e=this.editor,t=e.editing.view.document;this.listenTo(t,"copy",((e,t)=>this._onCopyCut(e,t))),this.listenTo(t,"cut",((e,t)=>this._onCopyCut(e,t))),this.listenTo(e.model,"insertContent",((e,t)=>this._onInsertContent(e,...t)),{priority:"high"}),this.decorate("_replaceTableSlotCell")}_onCopyCut(e,t){const i=this.editor.plugins.get(BA);if(!i.getSelectedTableCells())return;if("cut"==e.name&&this.editor.isReadOnly)return;t.preventDefault(),e.stop();const n=this.editor.data,s=this.editor.editing.view.document,o=n.toView(i.getSelectionAsFragment());s.fire("clipboardOutput",{dataTransfer:t.dataTransfer,content:o,method:e.name})}_onInsertContent(e,t,i){if(i&&!i.is("documentSelection"))return;const n=this.editor.model,s=this.editor.plugins.get(lA);let o=MA(t,n);if(!o)return;const r=s.getSelectionAffectedTableCells(n.document.selection);r.length?(e.stop(),n.change((e=>{const t={width:s.getColumns(o),height:s.getRows(o)},i=function(e,t,i,n){const s=e[0].findAncestor("table"),o=n.getColumnIndexes(e),r=n.getRowIndexes(e),a={firstColumn:o.first,lastColumn:o.last,firstRow:r.first,lastRow:r.last},l=1===e.length;l&&(a.lastRow+=t.height-1,a.lastColumn+=t.width-1,function(e,t,i,n){const s=n.getColumns(e),o=n.getRows(e);i>s&&n.insertColumns(e,{at:s,columns:i-s});t>o&&n.insertRows(e,{at:o,rows:t-o})}(s,a.lastRow+1,a.lastColumn+1,n));l||!n.isSelectionRectangular(e)?function(e,t,i){const{firstRow:n,lastRow:s,firstColumn:o,lastColumn:r}=t,a={first:n,last:s},l={first:o,last:r};DA(e,o,a,i),DA(e,r+1,a,i),FA(e,n,l,i),FA(e,s+1,l,i,n)}(s,a,i):(a.lastRow=eA(s,a),a.lastColumn=tA(s,a));return a}(r,t,e,s),n=i.lastRow-i.firstRow+1,a=i.lastColumn-i.firstColumn+1,l={startRow:0,startColumn:0,endRow:Math.min(n,t.height)-1,endColumn:Math.min(a,t.width)-1};o=Uk(o,l,e);const c=r[0].findAncestor("table"),d=this._replaceSelectedCellsWithPasted(o,t,c,i,e);if(this.editor.plugins.get("TableSelection").isEnabled){const t=s.sortRanges(d.map((t=>e.createRangeOn(t))));e.setSelection(t)}else e.setSelection(d[0],0)}))):Zk(o,s)}_replaceSelectedCellsWithPasted(e,t,i,n,s){const{width:o,height:r}=t,a=function(e,t,i){const n=new Array(i).fill(null).map((()=>new Array(t).fill(null)));for(const{column:t,row:i,cell:s}of new Nk(e))n[i][t]=s;return n}(e,o,r),l=[...new Nk(i,{startRow:n.firstRow,endRow:n.lastRow,startColumn:n.firstColumn,endColumn:n.lastColumn,includeAllSlots:!0})],c=[];let d;for(const e of l){const{row:t,column:i}=e;i===n.firstColumn&&(d=e.getPositionBefore());const l=t-n.firstRow,h=i-n.firstColumn,u=a[l%r][h%o],m=u?s.cloneElement(u):null,g=this._replaceTableSlotCell(e,m,d,s);g&&(Qk(g,t,i,n.lastRow,n.lastColumn,s),c.push(g),d=s.createPositionAfter(g))}const h=parseInt(i.getAttribute("headingRows")||0),u=parseInt(i.getAttribute("headingColumns")||0),m=n.firstRow<h&&h<=n.lastRow,g=n.firstColumn<u&&u<=n.lastColumn;if(m){const e=FA(i,h,{first:n.firstColumn,last:n.lastColumn},s,n.firstRow);c.push(...e)}if(g){const e=DA(i,u,{first:n.firstRow,last:n.lastRow},s);c.push(...e)}return c}_replaceTableSlotCell(e,t,i,n){const{cell:s,isAnchor:o}=e;return o&&n.remove(s),t?(n.insert(t,i),t):null}getTableIfOnlyTableInContent(e,t){return MA(e,t)}}function MA(e,t){if(!e.is("documentFragment")&&!e.is("element"))return null;if(e.is("element","table"))return e;if(1==e.childCount&&e.getChild(0).is("element","table"))return e.getChild(0);const i=t.createRangeIn(e);for(const e of i.getItems())if(e.is("element","table")){const n=t.createRange(i.start,t.createPositionBefore(e));if(t.hasContent(n,{ignoreWhitespaces:!0}))return null;const s=t.createRange(t.createPositionAfter(e),i.end);return t.hasContent(s,{ignoreWhitespaces:!0})?null:e}return null}function FA(e,t,i,n,s=0){if(t<1)return;return qk(e,t,s).filter((({column:e,cellWidth:t})=>zA(e,t,i))).map((({cell:e})=>Kk(e,t,n)))}function DA(e,t,i,n){if(t<1)return;return Gk(e,t).filter((({row:e,cellHeight:t})=>zA(e,t,i))).map((({cell:e,column:i})=>Jk(e,i,t,n)))}function zA(e,t,i){const n=e+t-1,{first:s,last:o}=i;return e>=s&&e<=o||e<s&&n>=s}class LA extends ur{static get pluginName(){return"TableKeyboard"}static get requires(){return[BA,lA]}init(){const e=this.editor.editing.view.document;this.listenTo(e,"arrowKey",((...e)=>this._onArrowKey(...e)),{context:"table"}),this.listenTo(e,"tab",((...e)=>this._handleTabOnSelectedTable(...e)),{context:"figure"}),this.listenTo(e,"tab",((...e)=>this._handleTab(...e)),{context:["th","td"]})}_handleTabOnSelectedTable(e,t){const i=this.editor,n=i.model.document.selection.getSelectedElement();n&&n.is("element","table")&&(t.preventDefault(),t.stopPropagation(),e.stop(),i.model.change((e=>{e.setSelection(e.createRangeIn(n.getChild(0).getChild(0)))})))}_handleTab(e,t){const i=this.editor,n=this.editor.plugins.get(lA),s=i.model.document.selection,o=!t.shiftKey;let r=n.getTableCellsContainingSelection(s)[0];if(r||(r=this.editor.plugins.get("TableSelection").getFocusCell()),!r)return;t.preventDefault(),t.stopPropagation(),e.stop();const a=r.parent,l=a.parent,c=l.getChildIndex(a),d=a.getChildIndex(r),h=0===d;if(!o&&h&&0===c)return void i.model.change((e=>{e.setSelection(e.createRangeOn(l))}));const u=d===a.childCount-1,m=c===n.getRows(l)-1;if(o&&m&&u&&(i.execute("insertTableRowBelow"),c===n.getRows(l)-1))return void i.model.change((e=>{e.setSelection(e.createRangeOn(l))}));let g;if(o&&u){const e=l.getChild(c+1);g=e.getChild(0)}else if(!o&&h){const e=l.getChild(c-1);g=e.getChild(e.childCount-1)}else g=a.getChild(d+(o?1:-1));i.model.change((e=>{e.setSelection(e.createRangeIn(g))}))}_onArrowKey(e,t){const i=this.editor,n=oo(t.keyCode,i.locale.contentLanguageDirection);this._handleArrowKeys(n,t.shiftKey)&&(t.preventDefault(),t.stopPropagation(),e.stop())}_handleArrowKeys(e,t){const i=this.editor.plugins.get(lA),n=this.editor.model,s=n.document.selection,o=["right","down"].includes(e),r=i.getSelectedTableCells(s);if(r.length){let i;return i=t?this.editor.plugins.get("TableSelection").getFocusCell():o?r[r.length-1]:r[0],this._navigateFromCellInDirection(i,e,t),!0}const a=s.focus.findAncestor("tableCell");if(!a)return!1;if(!s.isCollapsed)if(t){if(s.isBackward==o&&!s.containsEntireContent(a))return!1}else{const e=s.getSelectedElement();if(!e||!n.schema.isObject(e))return!1}return!!this._isSelectionAtCellEdge(s,a,o)&&(this._navigateFromCellInDirection(a,e,t),!0)}_isSelectionAtCellEdge(e,t,i){const n=this.editor.model,s=this.editor.model.schema,o=i?e.getLastPosition():e.getFirstPosition();if(!s.getLimitElement(o).is("element","tableCell")){return n.createPositionAt(t,i?"end":0).isTouching(o)}const r=n.createSelection(o);return n.modifySelection(r,{direction:i?"forward":"backward"}),o.isEqual(r.focus)}_navigateFromCellInDirection(e,t,i=!1){const n=this.editor.model,s=e.findAncestor("table"),o=[...new Nk(s,{includeAllSlots:!0})],{row:r,column:a}=o[o.length-1],l=o.find((({cell:t})=>t==e));let{row:c,column:d}=l;switch(t){case"left":d--;break;case"up":c--;break;case"right":d+=l.cellWidth;break;case"down":c+=l.cellHeight}if(c<0||c>r||d<0&&c<=0||d>a&&c>=r)return void n.change((e=>{e.setSelection(e.createRangeOn(s))}));d<0?(d=i?0:a,c--):d>a&&(d=i?a:0,c++);const h=o.find((e=>e.row==c&&e.column==d)).cell,u=["right","down"].includes(t),m=this.editor.plugins.get("TableSelection");if(i&&m.isEnabled){const t=m.getAnchorCell()||e;m.setCellSelection(t,h)}else{const e=n.createPositionAt(h,u?0:"end");n.change((t=>{t.setSelection(e)}))}}}class HA extends ec{constructor(e){super(e),this.domEventType=["mousemove","mouseleave"]}onDomEvent(e){this.fire(e.type,e)}}class $A extends ur{static get pluginName(){return"TableMouse"}static get requires(){return[BA,lA]}init(){this.editor.editing.view.addObserver(HA),this._enableShiftClickSelection(),this._enableMouseDragSelection()}_enableShiftClickSelection(){const e=this.editor,t=e.plugins.get(lA);let i=!1;const n=e.plugins.get(BA);this.listenTo(e.editing.view.document,"mousedown",((s,o)=>{const r=e.model.document.selection;if(!this.isEnabled||!n.isEnabled)return;if(!o.domEvent.shiftKey)return;const a=n.getAnchorCell()||t.getTableCellsContainingSelection(r)[0];if(!a)return;const l=this._getModelTableCellFromDomEvent(o);l&&WA(a,l)&&(i=!0,n.setCellSelection(a,l),o.preventDefault())})),this.listenTo(e.editing.view.document,"mouseup",(()=>{i=!1})),this.listenTo(e.editing.view.document,"selectionChange",(e=>{i&&e.stop()}),{priority:"highest"})}_enableMouseDragSelection(){const e=this.editor;let t,i,n=!1,s=!1;const o=e.plugins.get(BA);this.listenTo(e.editing.view.document,"mousedown",((e,i)=>{this.isEnabled&&o.isEnabled&&(i.domEvent.shiftKey||i.domEvent.ctrlKey||i.domEvent.altKey||(t=this._getModelTableCellFromDomEvent(i)))})),this.listenTo(e.editing.view.document,"mousemove",((e,r)=>{if(!r.domEvent.buttons)return;if(!t)return;const a=this._getModelTableCellFromDomEvent(r);a&&WA(t,a)&&(i=a,n||i==t||(n=!0)),n&&(s=!0,o.setCellSelection(t,i),r.preventDefault())})),this.listenTo(e.editing.view.document,"mouseup",(()=>{n=!1,s=!1,t=null,i=null})),this.listenTo(e.editing.view.document,"selectionChange",(e=>{s&&e.stop()}),{priority:"highest"})}_getModelTableCellFromDomEvent(e){const t=e.target,i=this.editor.editing.view.createPositionAt(t,0);return this.editor.editing.mapper.toModelPosition(i).parent.findAncestor("tableCell",{includeSelf:!0})}}function WA(e,t){return e.parent.parent==t.parent.parent}function jA(e){e.document.registerPostFixer((t=>function(e,t){const i=t.document.differ.getChanges();let n=!1;for(const t of i){if("insert"!=t.type)continue;if(t.position.parent.is("element","table")||"table"==t.name){const i="table"==t.name?t.position.nodeAfter:t.position.parent,s=Array.from(i.getChildren()).filter((e=>e.is("element","caption"))),o=s.shift();if(!o)continue;for(const t of s)e.move(e.createRangeIn(t),o,"end"),e.remove(t);o.nextSibling&&(e.move(e.createRangeOn(o),i,"end"),n=!0),n=!!s.length||n}}return n}(t,e)))}function UA(e){return!!e&&e.is("element","table")}function qA(e){for(const t of e.getChildren())if(t.is("element","caption"))return t;return null}function KA(e){const t=e.parent;return"figcaption"==e.name&&t&&"figure"==t.name&&t.hasClass("table")||"caption"==e.name&&t&&"table"==t.name?{name:!0}:null}function GA(e){const t=e.getSelectedElement();return t&&t.is("element","table")?t:e.getFirstPosition().findAncestor("table")}class JA extends gr{refresh(){const e=GA(this.editor.model.document.selection);this.isEnabled=!!e,this.isEnabled?this.value=!!qA(e):this.value=!1}execute(e={}){const{focusCaptionOnShow:t}=e;this.editor.model.change((e=>{this.value?this._hideTableCaption(e):this._showTableCaption(e,t)}))}_showTableCaption(e,t){const i=this.editor.model,n=GA(i.document.selection),s=this.editor.plugins.get("TableCaptionEditing")._getSavedCaption(n)||e.createElement("caption");i.insertContent(s,n,"end"),t&&e.setSelection(s,"in")}_hideTableCaption(e){const t=this.editor.model,i=GA(t.document.selection),n=this.editor.plugins.get("TableCaptionEditing"),s=qA(i);n._saveCaption(i,s),t.deleteContent(e.createSelection(s,"on"))}}class QA extends ur{static get pluginName(){return"TableCaptionEditing"}constructor(e){super(e),this._savedCaptionsMap=new WeakMap}init(){const e=this.editor,t=e.model.schema,i=e.editing.view,n=e.t;t.isRegistered("caption")?t.extend("caption",{allowIn:"table"}):t.register("caption",{allowIn:"table",allowContentOf:"$block",isLimit:!0}),e.commands.add("toggleTableCaption",new JA(this.editor)),e.conversion.for("upcast").elementToElement({view:KA,model:"caption"}),e.conversion.for("dataDowncast").elementToElement({model:"caption",view:(e,{writer:t})=>UA(e.parent)?t.createContainerElement("figcaption"):null}),e.conversion.for("editingDowncast").elementToElement({model:"caption",view:(e,{writer:t})=>{if(!UA(e.parent))return null;const s=t.createEditableElement("figcaption");return t.setCustomProperty("tableCaption",!0,s),yr({view:i,element:s,text:n("Enter table caption"),keepOnFocus:!0}),Tp(s,t)}}),jA(e.model)}_getSavedCaption(e){const t=this._savedCaptionsMap.get(e);return t?vd.fromJSON(t):null}_saveCaption(e,t){this._savedCaptionsMap.set(e,t.toJSON())}}class YA extends ur{static get pluginName(){return"TableCaptionUI"}init(){const e=this.editor,t=e.editing.view,i=e.t;e.ui.componentFactory.add("toggleTableCaption",(n=>{const s=e.commands.get("toggleTableCaption"),o=new Ko(n);return o.set({icon:rg.caption,tooltip:!0,isToggleable:!0}),o.bind("isOn","isEnabled").to(s,"value","isEnabled"),o.bind("label").to(s,"value",(e=>i(e?"Toggle caption off":"Toggle caption on"))),this.listenTo(o,"execute",(()=>{if(e.execute("toggleTableCaption",{focusCaptionOnShow:!0}),s.value){const i=function(e){const t=GA(e);return t?qA(t):null}(e.model.document.selection),n=e.editing.mapper.toViewElement(i);if(!n)return;t.scrollToTheSelection(),t.change((e=>{e.addClass("table__caption_highlighted",n)}))}e.editing.view.focus()})),o}))}}class XA extends Ao{constructor(e,t){super(e),this.set("value",""),this.set("isReadOnly",!1),this.set("isFocused",!1),this.set("isEmpty",!0),this.options=t,this.focusTracker=new go,this._focusables=new ko,this.dropdownView=this._createDropdownView(),this.inputView=this._createInputTextView(),this.keystrokes=new fo,this._stillTyping=!1,this._focusCycler=new ar({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}}),this.setTemplate({tag:"div",attributes:{class:["ck","ck-input-color"]},children:[this.dropdownView,this.inputView]}),this.on("change:value",((e,t,i)=>this._setInputValue(i)))}render(){super.render(),this.keystrokes.listenTo(this.dropdownView.panelView.element)}focus(){this.inputView.focus()}destroy(){super.destroy(),this.focusTracker.destroy(),this.keystrokes.destroy()}_createDropdownView(){const e=this.locale,t=e.t,i=this.bindTemplate,n=this._createColorGrid(e),s=pg(e),o=new Ao,r=this._createRemoveColorButton();return o.setTemplate({tag:"span",attributes:{class:["ck","ck-input-color__button__preview"],style:{backgroundColor:i.to("value")}},children:[{tag:"span",attributes:{class:["ck","ck-input-color__button__preview__no-color-indicator",i.if("value","ck-hidden",(e=>""!=e))]}}]}),s.buttonView.extendTemplate({attributes:{class:"ck-input-color__button"}}),s.buttonView.children.add(o),s.buttonView.label=t("Color picker"),s.buttonView.tooltip=!0,s.panelPosition="rtl"===e.uiLanguageDirection?"se":"sw",s.panelView.children.add(r),s.panelView.children.add(n),s.bind("isEnabled").to(this,"isReadOnly",(e=>!e)),this._focusables.add(r),this._focusables.add(n),this.focusTracker.add(r.element),this.focusTracker.add(n.element),s}_createInputTextView(){const e=this.locale,t=new zg(e);return t.extendTemplate({on:{blur:t.bindTemplate.to("blur")}}),t.value=this.value,t.bind("isReadOnly","hasError").to(this),this.bind("isFocused","isEmpty").to(t),t.on("input",(()=>{const e=t.element.value,i=this.options.colorDefinitions.find((t=>e===t.label));this._stillTyping=!0,this.value=i&&i.color||e})),t.on("blur",(()=>{this._stillTyping=!1,this._setInputValue(t.element.value)})),t.delegate("input").to(this),t}_createRemoveColorButton(){const e=this.locale,t=e.t,i=new Ko(e),n=this.options.defaultColorValue||"",s=t(n?"Restore default":"Remove color");return i.class="ck-input-color__remove-color",i.withText=!0,i.icon=rg.eraser,i.label=s,i.on("execute",(()=>{this.value=n,this.dropdownView.isOpen=!1,this.fire("input")})),i}_createColorGrid(e){const t=new Zo(e,{colorDefinitions:this.options.colorDefinitions,columns:this.options.columns});return t.on("execute",((e,t)=>{this.value=t.value,this.dropdownView.isOpen=!1,this.fire("input")})),t.bind("selectedColor").to(this,"value"),t}_setInputValue(e){if(!this._stillTyping){const t=ZA(e),i=this.options.colorDefinitions.find((e=>t===ZA(e.color)));this.inputView.value=i?i.label:e||""}}}function ZA(e){return e.replace(/([(,])\s+/g,"$1").replace(/^\s+|\s+(?=[),\s]|$)/g,"").replace(/,|\s/g," ")}const eC=e=>""===e;function tC(e){return{none:e("None"),solid:e("Solid"),dotted:e("Dotted"),dashed:e("Dashed"),double:e("Double"),groove:e("Groove"),ridge:e("Ridge"),inset:e("Inset"),outset:e("Outset")}}function iC(e){return e('The color is invalid. Try "#FF0000" or "rgb(255,0,0)" or "red".')}function nC(e){return e('The value is invalid. Try "10px" or "2em" or simply "2".')}function sC(e){return e=e.trim(),eC(e)||ym(e)}function oC(e){return e=e.trim(),eC(e)||hC(e)||Tm(e)||Em(e)}function rC(e){return e=e.trim(),eC(e)||hC(e)||Tm(e)}function aC(e,t){const i=new uo,n=tC(e.t);for(const s in n){const o={type:"button",model:new qg({_borderStyleValue:s,label:n[s],withText:!0})};"none"===s?o.model.bind("isOn").to(e,"borderStyle",(e=>"none"===t?!e:e===s)):o.model.bind("isOn").to(e,"borderStyle",(e=>e===s)),i.add(o)}return i}function lC(e){const{view:t,icons:i,toolbar:n,labels:s,propertyName:o,nameToValue:r,defaultValue:a}=e;for(const e in s){const l=new Ko(t.locale);l.set({label:s[e],icon:i[e],tooltip:s[e]});const c=r?r(e):e;l.bind("isOn").to(t,o,(e=>{let t=e;return""===e&&a&&(t=a),c===t})),l.on("execute",(()=>{t[o]=c})),n.items.add(l)}}const cC=[{color:"hsl(0, 0%, 0%)",label:"Black"},{color:"hsl(0, 0%, 30%)",label:"Dim grey"},{color:"hsl(0, 0%, 60%)",label:"Grey"},{color:"hsl(0, 0%, 90%)",label:"Light grey"},{color:"hsl(0, 0%, 100%)",label:"White",hasBorder:!0},{color:"hsl(0, 75%, 60%)",label:"Red"},{color:"hsl(30, 75%, 60%)",label:"Orange"},{color:"hsl(60, 75%, 60%)",label:"Yellow"},{color:"hsl(90, 75%, 60%)",label:"Light green"},{color:"hsl(120, 75%, 60%)",label:"Green"},{color:"hsl(150, 75%, 60%)",label:"Aquamarine"},{color:"hsl(180, 75%, 60%)",label:"Turquoise"},{color:"hsl(210, 75%, 60%)",label:"Light blue"},{color:"hsl(240, 75%, 60%)",label:"Blue"},{color:"hsl(270, 75%, 60%)",label:"Purple"}];function dC(e){return(t,i,n)=>{const s=new XA(t.locale,{colorDefinitions:(o=e.colorConfig,o.map((e=>({color:e.model,label:e.label,options:{hasBorder:e.hasBorder}})))),columns:e.columns,defaultColorValue:e.defaultColorValue});var o;return s.inputView.set({id:i,ariaDescribedById:n}),s.bind("isReadOnly").to(t,"isEnabled",(e=>!e)),s.bind("hasError").to(t,"errorText",(e=>!!e)),s.on("input",(()=>{t.errorText=null})),t.bind("isEmpty","isFocused").to(s),s}}function hC(e){const t=parseFloat(e);return!Number.isNaN(t)&&e===String(t)}class uC extends Ao{constructor(e,t={}){super(e);const i=this.bindTemplate;this.set("class",t.class||null),this.children=this.createCollection(),t.children&&t.children.forEach((e=>this.children.add(e))),this.set("_role",null),this.set("_ariaLabelledBy",null),t.labelView&&this.set({_role:"group",_ariaLabelledBy:t.labelView.id}),this.setTemplate({tag:"div",attributes:{class:["ck","ck-form__row",i.to("class")],role:i.to("_role"),"aria-labelledby":i.to("_ariaLabelledBy")},children:this.children})}}const mC={left:rg.alignLeft,center:rg.alignCenter,right:rg.alignRight,justify:rg.alignJustify,top:rg.alignTop,middle:rg.alignMiddle,bottom:rg.alignBottom};class gC extends Ao{constructor(e,t){super(e),this.set({borderStyle:"",borderWidth:"",borderColor:"",padding:"",backgroundColor:"",width:"",height:"",horizontalAlignment:"",verticalAlignment:""}),this.options=t;const{borderStyleDropdown:i,borderWidthInput:n,borderColorInput:s,borderRowLabel:o}=this._createBorderFields(),{backgroundRowLabel:r,backgroundInput:a}=this._createBackgroundFields(),{widthInput:l,operatorLabel:c,heightInput:d,dimensionsLabel:h}=this._createDimensionFields(),{horizontalAlignmentToolbar:u,verticalAlignmentToolbar:m,alignmentLabel:g}=this._createAlignmentFields();this.focusTracker=new go,this.keystrokes=new fo,this.children=this.createCollection(),this.borderStyleDropdown=i,this.borderWidthInput=n,this.borderColorInput=s,this.backgroundInput=a,this.paddingInput=this._createPaddingField(),this.widthInput=l,this.heightInput=d,this.horizontalAlignmentToolbar=u,this.verticalAlignmentToolbar=m;const{saveButtonView:f,cancelButtonView:p}=this._createActionButtons();this.saveButtonView=f,this.cancelButtonView=p,this._focusables=new ko,this._focusCycler=new ar({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}}),this.children.add(new Fg(e,{label:this.t("Cell properties")})),this.children.add(new uC(e,{labelView:o,children:[o,i,s,n],class:"ck-table-form__border-row"})),this.children.add(new uC(e,{labelView:r,children:[r,a],class:"ck-table-form__background-row"})),this.children.add(new uC(e,{children:[new uC(e,{labelView:h,children:[h,l,c,d],class:"ck-table-form__dimensions-row"}),new uC(e,{children:[this.paddingInput],class:"ck-table-cell-properties-form__padding-row"})]})),this.children.add(new uC(e,{labelView:g,children:[g,u,m],class:"ck-table-cell-properties-form__alignment-row"})),this.children.add(new uC(e,{children:[this.saveButtonView,this.cancelButtonView],class:"ck-table-form__action-row"})),this.setTemplate({tag:"form",attributes:{class:["ck","ck-form","ck-table-form","ck-table-cell-properties-form"],tabindex:"-1"},children:this.children})}render(){super.render(),s({view:this}),[this.borderStyleDropdown,this.borderColorInput,this.borderColorInput.fieldView.dropdownView.buttonView,this.borderWidthInput,this.backgroundInput,this.backgroundInput.fieldView.dropdownView.buttonView,this.widthInput,this.heightInput,this.paddingInput,this.horizontalAlignmentToolbar,this.verticalAlignmentToolbar,this.saveButtonView,this.cancelButtonView].forEach((e=>{this._focusables.add(e),this.focusTracker.add(e.element)})),this.keystrokes.listenTo(this.element)}destroy(){super.destroy(),this.focusTracker.destroy(),this.keystrokes.destroy()}focus(){this._focusCycler.focusFirst()}_createBorderFields(){const e=this.options.defaultTableCellProperties,t={style:e.borderStyle,width:e.borderWidth,color:e.borderColor},i=dC({colorConfig:this.options.borderColors,columns:5,defaultColorValue:t.color}),n=this.locale,s=this.t,o=new Og(n);o.text=s("Border");const r=tC(s),a=new Hg(n,jg);a.set({label:s("Style"),class:"ck-table-form__border-style"}),a.fieldView.buttonView.set({isOn:!1,withText:!0,tooltip:s("Style")}),a.fieldView.buttonView.bind("label").to(this,"borderStyle",(e=>r[e||"none"])),a.fieldView.on("execute",(e=>{this.borderStyle=e.source._borderStyleValue})),a.bind("isEmpty").to(this,"borderStyle",(e=>!e)),vg(a.fieldView,aC(this,t.style));const l=new Hg(n,$g);l.set({label:s("Width"),class:"ck-table-form__border-width"}),l.fieldView.bind("value").to(this,"borderWidth"),l.bind("isEnabled").to(this,"borderStyle",fC),l.fieldView.on("input",(()=>{this.borderWidth=l.fieldView.element.value}));const c=new Hg(n,i);return c.set({label:s("Color"),class:"ck-table-form__border-color"}),c.fieldView.bind("value").to(this,"borderColor"),c.bind("isEnabled").to(this,"borderStyle",fC),c.fieldView.on("input",(()=>{this.borderColor=c.fieldView.value})),this.on("change:borderStyle",((e,i,n,s)=>{fC(n)||(this.borderColor="",this.borderWidth=""),fC(s)||(this.borderColor=t.color,this.borderWidth=t.width)})),{borderRowLabel:o,borderStyleDropdown:a,borderColorInput:c,borderWidthInput:l}}_createBackgroundFields(){const e=this.locale,t=this.t,i=new Og(e);i.text=t("Background");const n=dC({colorConfig:this.options.backgroundColors,columns:5,defaultColorValue:this.options.defaultTableCellProperties.backgroundColor}),s=new Hg(e,n);return s.set({label:t("Color"),class:"ck-table-cell-properties-form__background"}),s.fieldView.bind("value").to(this,"backgroundColor"),s.fieldView.on("input",(()=>{this.backgroundColor=s.fieldView.value})),{backgroundRowLabel:i,backgroundInput:s}}_createDimensionFields(){const e=this.locale,t=this.t,i=new Og(e);i.text=t("Dimensions");const n=new Hg(e,$g);n.set({label:t("Width"),class:"ck-table-form__dimensions-row__width"}),n.fieldView.bind("value").to(this,"width"),n.fieldView.on("input",(()=>{this.width=n.fieldView.element.value}));const s=new Ao(e);s.setTemplate({tag:"span",attributes:{class:["ck-table-form__dimension-operator"]},children:[{text:"×"}]});const o=new Hg(e,$g);return o.set({label:t("Height"),class:"ck-table-form__dimensions-row__height"}),o.fieldView.bind("value").to(this,"height"),o.fieldView.on("input",(()=>{this.height=o.fieldView.element.value})),{dimensionsLabel:i,widthInput:n,operatorLabel:s,heightInput:o}}_createPaddingField(){const e=this.locale,t=this.t,i=new Hg(e,$g);return i.set({label:t("Padding"),class:"ck-table-cell-properties-form__padding"}),i.fieldView.bind("value").to(this,"padding"),i.fieldView.on("input",(()=>{this.padding=i.fieldView.element.value})),i}_createAlignmentFields(){const e=this.locale,t=this.t,i=new Og(e);i.text=t("Table cell text alignment");const n=new cg(e),s="rtl"===this.locale.contentLanguageDirection;n.set({isCompact:!0,ariaLabel:t("Horizontal text alignment toolbar")}),lC({view:this,icons:mC,toolbar:n,labels:this._horizontalAlignmentLabels,propertyName:"horizontalAlignment",nameToValue:e=>{if(s){if("left"===e)return"right";if("right"===e)return"left"}return e},defaultValue:this.options.defaultTableCellProperties.horizontalAlignment});const o=new cg(e);return o.set({isCompact:!0,ariaLabel:t("Vertical text alignment toolbar")}),lC({view:this,icons:mC,toolbar:o,labels:this._verticalAlignmentLabels,propertyName:"verticalAlignment",defaultValue:this.options.defaultTableCellProperties.verticalAlignment}),{horizontalAlignmentToolbar:n,verticalAlignmentToolbar:o,alignmentLabel:i}}_createActionButtons(){const e=this.locale,t=this.t,i=new Ko(e),n=new Ko(e),s=[this.borderWidthInput,this.borderColorInput,this.backgroundInput,this.paddingInput];return i.set({label:t("Save"),icon:rg.check,class:"ck-button-save",type:"submit",withText:!0}),i.bind("isEnabled").toMany(s,"errorText",((...e)=>e.every((e=>!e)))),n.set({label:t("Cancel"),icon:rg.cancel,class:"ck-button-cancel",withText:!0}),n.delegate("execute").to(this,"cancel"),{saveButtonView:i,cancelButtonView:n}}get _horizontalAlignmentLabels(){const e=this.locale,t=this.t,i=t("Align cell text to the left"),n=t("Align cell text to the center"),s=t("Align cell text to the right"),o=t("Justify cell text");return"rtl"===e.uiLanguageDirection?{right:s,center:n,left:i,justify:o}:{left:i,center:n,right:s,justify:o}}get _verticalAlignmentLabels(){const e=this.t;return{top:e("Align cell text to the top"),middle:e("Align cell text to the middle"),bottom:e("Align cell text to the bottom")}}}function fC(e){return"none"!==e}function pC(e){const t=e.getSelectedElement();return t&&wC(t)?t:null}function bC(e){const t=e.getFirstPosition();if(!t)return null;let i=t.parent;for(;i;){if(i.is("element")&&wC(i))return i;i=i.parent}return null}function wC(e){return!!e.getCustomProperty("table")&&_p(e)}const vC=Cg.defaultPositions,_C=[vC.northArrowSouth,vC.northArrowSouthWest,vC.northArrowSouthEast,vC.southArrowNorth,vC.southArrowNorthWest,vC.southArrowNorthEast,vC.viewportStickyNorth];function yC(e,t){const i=e.plugins.get("ContextualBalloon");if(bC(e.editing.view.document.selection)){let n;n="cell"===t?AC(e):kC(e),i.updatePosition(n)}}function kC(e){const t=e.model.document.selection.getFirstPosition().findAncestor("table"),i=e.editing.mapper.toViewElement(t);return{target:e.editing.view.domConverter.mapViewToDom(i),positions:_C}}function AC(e){const t=e.editing.mapper,i=e.editing.view.domConverter,n=e.model.document.selection;if(n.rangeCount>1)return{target:()=>function(e,t){const i=t.editing.mapper,n=t.editing.view.domConverter,s=Array.from(e).map((e=>{const t=CC(e.start),s=i.toViewElement(t);return new Ss(n.mapViewToDom(s))}));return Ss.getBoundingRect(s)}(n.getRanges(),e),positions:_C};const s=CC(n.getFirstPosition()),o=t.toViewElement(s);return{target:i.mapViewToDom(o),positions:_C}}function CC(e){return e.nodeAfter&&e.nodeAfter.is("element","tableCell")?e.nodeAfter:e.findAncestor("tableCell")}function TC(e){if(!e||!L(e))return e;const{top:t,right:i,bottom:n,left:s}=e;return t==i&&i==n&&n==s?t:void 0}function xC(e,t){const i=parseFloat(e);return Number.isNaN(i)||String(i)!==String(e)?e:`${i}${t}`}function EC(e,t={}){const i=Object.assign({borderStyle:"none",borderWidth:"",borderColor:"",backgroundColor:"",width:"",height:""},e);return t.includeAlignmentProperty&&!i.alignment&&(i.alignment="center"),t.includePaddingProperty&&!i.padding&&(i.padding=""),t.includeVerticalAlignmentProperty&&!i.verticalAlignment&&(i.verticalAlignment="middle"),t.includeHorizontalAlignmentProperty&&!i.horizontalAlignment&&(i.horizontalAlignment=t.isRightToLeftContent?"right":"left"),i}const SC={borderStyle:"tableCellBorderStyle",borderColor:"tableCellBorderColor",borderWidth:"tableCellBorderWidth",height:"tableCellHeight",width:"tableCellWidth",padding:"tableCellPadding",backgroundColor:"tableCellBackgroundColor",horizontalAlignment:"tableCellHorizontalAlignment",verticalAlignment:"tableCellVerticalAlignment"};class PC extends ur{static get requires(){return[Gg]}static get pluginName(){return"TableCellPropertiesUI"}constructor(e){super(e),e.config.define("table.tableCellProperties",{borderColors:cC,backgroundColors:cC})}init(){const e=this.editor,t=e.t;this._defaultTableCellProperties=EC(e.config.get("table.tableCellProperties.defaultProperties"),{includeVerticalAlignmentProperty:!0,includeHorizontalAlignmentProperty:!0,includePaddingProperty:!0,isRightToLeftContent:"rtl"===e.locale.contentLanguageDirection}),this._balloon=e.plugins.get(Gg),this.view=null,this._undoStepBatch=null,this._isReady=!1,e.ui.componentFactory.add("tableCellProperties",(i=>{const n=new Ko(i);n.set({label:t("Cell properties"),icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="m11.105 18-.17 1H2.5A1.5 1.5 0 0 1 1 17.5v-15A1.5 1.5 0 0 1 2.5 1h15A1.5 1.5 0 0 1 19 2.5v9.975l-.85-.124-.15-.302V8h-5v4h.021l-.172.351-1.916.28-.151.027c-.287.063-.54.182-.755.341L8 13v5h3.105zM2 12h5V8H2v4zm10-4H8v4h4V8zM2 2v5h5V2H2zm0 16h5v-5H2v5zM13 7h5V2h-5v5zM8 2v5h4V2H8z" opacity=".6"/><path d="m15.5 11.5 1.323 2.68 2.957.43-2.14 2.085.505 2.946L15.5 18.25l-2.645 1.39.505-2.945-2.14-2.086 2.957-.43L15.5 11.5zM13 6a1 1 0 0 1 1 1v3.172a2.047 2.047 0 0 0-.293.443l-.858 1.736-1.916.28-.151.027A1.976 1.976 0 0 0 9.315 14H7a1 1 0 0 1-1-1V7a1 1 0 0 1 1-1h6zm-1 2H8v4h4V8z"/></svg>',tooltip:!0}),this.listenTo(n,"execute",(()=>this._showView()));const s=Object.values(SC).map((t=>e.commands.get(t)));return n.bind("isEnabled").toMany(s,"isEnabled",((...e)=>e.some((e=>e)))),n}))}destroy(){super.destroy(),this.view&&this.view.destroy()}_createPropertiesView(){const e=this.editor,t=e.config.get("table.tableCellProperties"),n=Qo(t.borderColors),s=Jo(e.locale,n),o=Qo(t.backgroundColors),r=Jo(e.locale,o),a=new gC(e.locale,{borderColors:s,backgroundColors:r,defaultTableCellProperties:this._defaultTableCellProperties}),l=e.t;a.render(),this.listenTo(a,"submit",(()=>{this._hideView()})),this.listenTo(a,"cancel",(()=>{this._undoStepBatch.operations.length&&e.execute("undo",this._undoStepBatch),this._hideView()})),a.keystrokes.set("Esc",((e,t)=>{this._hideView(),t()})),i({emitter:a,activator:()=>this._isViewInBalloon,contextElements:[this._balloon.view.element],callback:()=>this._hideView()});const c=iC(l),d=nC(l);return a.on("change:borderStyle",this._getPropertyChangeCallback("tableCellBorderStyle",this._defaultTableCellProperties.borderStyle)),a.on("change:borderColor",this._getValidatedPropertyChangeCallback({viewField:a.borderColorInput,commandName:"tableCellBorderColor",errorText:c,validator:sC,defaultValue:this._defaultTableCellProperties.borderColor})),a.on("change:borderWidth",this._getValidatedPropertyChangeCallback({viewField:a.borderWidthInput,commandName:"tableCellBorderWidth",errorText:d,validator:rC,defaultValue:this._defaultTableCellProperties.borderWidth})),a.on("change:padding",this._getValidatedPropertyChangeCallback({viewField:a.paddingInput,commandName:"tableCellPadding",errorText:d,validator:oC,defaultValue:this._defaultTableCellProperties.padding})),a.on("change:width",this._getValidatedPropertyChangeCallback({viewField:a.widthInput,commandName:"tableCellWidth",errorText:d,validator:oC,defaultValue:this._defaultTableCellProperties.width})),a.on("change:height",this._getValidatedPropertyChangeCallback({viewField:a.heightInput,commandName:"tableCellHeight",errorText:d,validator:oC,defaultValue:this._defaultTableCellProperties.height})),a.on("change:backgroundColor",this._getValidatedPropertyChangeCallback({viewField:a.backgroundInput,commandName:"tableCellBackgroundColor",errorText:c,validator:sC,defaultValue:this._defaultTableCellProperties.backgroundColor})),a.on("change:horizontalAlignment",this._getPropertyChangeCallback("tableCellHorizontalAlignment",this._defaultTableCellProperties.horizontalAlignment)),a.on("change:verticalAlignment",this._getPropertyChangeCallback("tableCellVerticalAlignment",this._defaultTableCellProperties.verticalAlignment)),a}_fillViewFormFromCommandValues(){const e=this.editor.commands,t=e.get("tableCellBorderStyle");Object.entries(SC).map((([t,i])=>{const n=this._defaultTableCellProperties[t]||"";return[t,e.get(i).value||n]})).forEach((([e,i])=>{("borderColor"!==e&&"borderWidth"!==e||"none"!==t.value)&&this.view.set(e,i)})),this._isReady=!0}_showView(){const e=this.editor;this.view||(this.view=this._createPropertiesView()),this.listenTo(e.ui,"update",(()=>{this._updateView()})),this._fillViewFormFromCommandValues(),this._balloon.add({view:this.view,position:AC(e)}),this._undoStepBatch=e.model.createBatch(),this.view.focus()}_hideView(){const e=this.editor;this.stopListening(e.ui,"update"),this._isReady=!1,this.view.saveButtonView.focus(),this._balloon.remove(this.view),this.editor.editing.view.focus()}_updateView(){const e=this.editor;bC(e.editing.view.document.selection)?this._isViewVisible&&yC(e,"cell"):this._hideView()}get _isViewVisible(){return!!this.view&&this._balloon.visibleView===this.view}get _isViewInBalloon(){return!!this.view&&this._balloon.hasView(this.view)}_getPropertyChangeCallback(e){return(t,i,n)=>{this._isReady&&this.editor.execute(e,{value:n,batch:this._undoStepBatch})}}_getValidatedPropertyChangeCallback(e){const{commandName:t,viewField:i,validator:n,errorText:s}=e,o=pc((()=>{i.errorText=s}),500);return(e,s,r)=>{o.cancel(),this._isReady&&(n(r)?(this.editor.execute(t,{value:r,batch:this._undoStepBatch}),i.errorText=null):o())}}}class IC extends gr{constructor(e,t,i){super(e),this.attributeName=t,this._defaultValue=i}refresh(){const e=this.editor,t=this.editor.plugins.get("TableUtils").getSelectionAffectedTableCells(e.model.document.selection);this.isEnabled=!!t.length,this.value=this._getSingleValue(t)}execute(e={}){const{value:t,batch:i}=e,n=this.editor.model,s=this.editor.plugins.get("TableUtils").getSelectionAffectedTableCells(n.document.selection),o=this._getValueToSet(t);n.enqueueChange(i,(e=>{o?s.forEach((t=>e.setAttribute(this.attributeName,o,t))):s.forEach((t=>e.removeAttribute(this.attributeName,t)))}))}_getAttribute(e){if(!e)return;const t=e.getAttribute(this.attributeName);return t!==this._defaultValue?t:void 0}_getValueToSet(e){if(e!==this._defaultValue)return e}_getSingleValue(e){const t=this._getAttribute(e[0]);return e.every((e=>this._getAttribute(e)===t))?t:void 0}}class RC extends IC{constructor(e,t){super(e,"tableCellWidth",t)}_getValueToSet(e){if((e=xC(e,"px"))!==this._defaultValue)return e}}class VC extends ur{static get pluginName(){return"TableCellWidthEditing"}static get requires(){return[PA]}init(){const e=this.editor,t=EC(e.config.get("table.tableCellProperties.defaultProperties"));Rk(e.model.schema,e.conversion,{modelAttribute:"tableCellWidth",styleName:"width",defaultValue:t.width}),e.commands.add("tableCellWidth",new RC(e,t.width))}}class OC extends IC{constructor(e,t){super(e,"tableCellPadding",t)}_getAttribute(e){if(!e)return;const t=TC(e.getAttribute(this.attributeName));return t!==this._defaultValue?t:void 0}_getValueToSet(e){if((e=xC(e,"px"))!==this._defaultValue)return e}}class BC extends IC{constructor(e,t){super(e,"tableCellHeight",t)}_getValueToSet(e){return(e=xC(e,"px"))===this._defaultValue?null:e}}class NC extends IC{constructor(e,t){super(e,"tableCellBackgroundColor",t)}}class MC extends IC{constructor(e,t){super(e,"tableCellVerticalAlignment",t)}}class FC extends IC{constructor(e,t){super(e,"tableCellHorizontalAlignment",t)}}class DC extends IC{constructor(e,t){super(e,"tableCellBorderStyle",t)}_getAttribute(e){if(!e)return;const t=TC(e.getAttribute(this.attributeName));return t!==this._defaultValue?t:void 0}}class zC extends IC{constructor(e,t){super(e,"tableCellBorderColor",t)}_getAttribute(e){if(!e)return;const t=TC(e.getAttribute(this.attributeName));return t!==this._defaultValue?t:void 0}}class LC extends IC{constructor(e,t){super(e,"tableCellBorderWidth",t)}_getAttribute(e){if(!e)return;const t=TC(e.getAttribute(this.attributeName));return t!==this._defaultValue?t:void 0}_getValueToSet(e){if((e=xC(e,"px"))!==this._defaultValue)return e}}const HC=/^(top|middle|bottom)$/,$C=/^(left|center|right|justify)$/;class WC extends ur{static get pluginName(){return"TableCellPropertiesEditing"}static get requires(){return[PA,VC]}init(){const e=this.editor,t=e.model.schema,i=e.conversion;e.config.define("table.tableCellProperties.defaultProperties",{});const n=EC(e.config.get("table.tableCellProperties.defaultProperties"),{includeVerticalAlignmentProperty:!0,includeHorizontalAlignmentProperty:!0,includePaddingProperty:!0,isRightToLeftContent:"rtl"===e.locale.contentLanguageDirection});e.data.addStyleProcessorRules($m),function(e,t,i){const n={width:"tableCellBorderWidth",color:"tableCellBorderColor",style:"tableCellBorderStyle"};e.extend("tableCell",{allowAttributes:Object.values(n)}),Ck(t,"td",n,i),Ck(t,"th",n,i),Tk(t,{modelElement:"tableCell",modelAttribute:n.style,styleName:"border-style"}),Tk(t,{modelElement:"tableCell",modelAttribute:n.color,styleName:"border-color"}),Tk(t,{modelElement:"tableCell",modelAttribute:n.width,styleName:"border-width"})}(t,i,{color:n.borderColor,style:n.borderStyle,width:n.borderWidth}),e.commands.add("tableCellBorderStyle",new DC(e,n.borderStyle)),e.commands.add("tableCellBorderColor",new zC(e,n.borderColor)),e.commands.add("tableCellBorderWidth",new LC(e,n.borderWidth)),Rk(t,i,{modelAttribute:"tableCellHeight",styleName:"height",defaultValue:n.height}),e.commands.add("tableCellHeight",new BC(e,n.height)),e.data.addStyleProcessorRules(Zm),Rk(t,i,{modelAttribute:"tableCellPadding",styleName:"padding",reduceBoxSides:!0,defaultValue:n.padding}),e.commands.add("tableCellPadding",new OC(e,n.padding)),e.data.addStyleProcessorRules(Hm),Rk(t,i,{modelAttribute:"tableCellBackgroundColor",styleName:"background-color",defaultValue:n.backgroundColor}),e.commands.add("tableCellBackgroundColor",new NC(e,n.backgroundColor)),function(e,t,i){e.extend("tableCell",{allowAttributes:["tableCellHorizontalAlignment"]}),t.for("downcast").attributeToAttribute({model:{name:"tableCell",key:"tableCellHorizontalAlignment"},view:e=>({key:"style",value:{"text-align":e}})}),t.for("upcast").attributeToAttribute({view:{name:/^(td|th)$/,styles:{"text-align":$C}},model:{key:"tableCellHorizontalAlignment",value:e=>{const t=e.getStyle("text-align");return t===i?null:t}}}).attributeToAttribute({view:{name:/^(td|th)$/,attributes:{align:$C}},model:{key:"tableCellHorizontalAlignment",value:e=>{const t=e.getAttribute("align");return t===i?null:t}}})}(t,i,n.horizontalAlignment),e.commands.add("tableCellHorizontalAlignment",new FC(e,n.horizontalAlignment)),function(e,t,i){e.extend("tableCell",{allowAttributes:["tableCellVerticalAlignment"]}),t.for("downcast").attributeToAttribute({model:{name:"tableCell",key:"tableCellVerticalAlignment"},view:e=>({key:"style",value:{"vertical-align":e}})}),t.for("upcast").attributeToAttribute({view:{name:/^(td|th)$/,styles:{"vertical-align":HC}},model:{key:"tableCellVerticalAlignment",value:e=>{const t=e.getStyle("vertical-align");return t===i?null:t}}}).attributeToAttribute({view:{name:/^(td|th)$/,attributes:{valign:HC}},model:{key:"tableCellVerticalAlignment",value:e=>{const t=e.getAttribute("valign");return t===i?null:t}}})}(t,i,n.verticalAlignment),e.commands.add("tableCellVerticalAlignment",new MC(e,n.verticalAlignment))}}class jC extends gr{constructor(e,t,i){super(e),this.attributeName=t,this._defaultValue=i}refresh(){const e=this.editor.model.document.selection.getFirstPosition().findAncestor("table");this.isEnabled=!!e,this.value=this._getValue(e)}execute(e={}){const t=this.editor.model,i=t.document.selection,{value:n,batch:s}=e,o=i.getFirstPosition().findAncestor("table"),r=this._getValueToSet(n);t.enqueueChange(s,(e=>{r?e.setAttribute(this.attributeName,r,o):e.removeAttribute(this.attributeName,o)}))}_getValue(e){if(!e)return;const t=e.getAttribute(this.attributeName);return t!==this._defaultValue?t:void 0}_getValueToSet(e){if(e!==this._defaultValue)return e}}class UC extends jC{constructor(e,t){super(e,"tableWidth",t)}refresh(){this.isEnabled=!0}execute(e={}){const t=this.editor.model,i=e.table||t.document.selection.getSelectedElement(),{tableWidth:n,columnWidths:s}=e;t.change((e=>{n?e.setAttribute(this.attributeName,n,i):e.removeAttribute(this.attributeName,i),s?e.setAttribute("columnWidths",s,i):e.removeAttribute("columnWidths",i)}))}}class qC extends jC{constructor(e,t){super(e,"columnWidths",t)}refresh(){this.isEnabled=!0}execute(e={}){const t=this.editor.model,i=e.table||t.document.selection.getSelectedElement(),{columnWidths:n}=e;t.change((e=>{n?e.setAttribute(this.attributeName,n,i):e.removeAttribute(this.attributeName,i)}))}}const KC=5,GC=40,JC=2;function QC(e,t){return 100*GC/YC(e,t)}function YC(e,t){const i=XC(e,"tbody",t)||XC(e,"thead",t);return ZC(t.editing.view.domConverter.mapViewToDom(i))}function XC(e,t,i){return[...[...i.editing.mapper.toViewElement(e).getChildren()].find((e=>e.is("element","table"))).getChildren()].find((e=>e.is("element",t)))}function ZC(e){const t=ks.window.getComputedStyle(e);return"border-box"===t.boxSizing?parseFloat(t.width)-parseFloat(t.paddingLeft)-parseFloat(t.paddingRight)-parseFloat(t.borderLeftWidth)-parseFloat(t.borderRightWidth):parseFloat(t.width)}function eT(e){const t=Math.pow(10,JC),i=parseFloat(e);return Math.round(i*t)/t}function tT(e){return e.map((e=>parseFloat(e))).filter((e=>!Number.isNaN(e))).reduce(((e,t)=>e+t),0)}function iT(e){e=function(e){const t=e.filter((e=>"auto"===e)).length;if(0===t)return e.map((e=>eT(e)));const i=tT(e),n=Math.max((100-i)/t,KC);return e.map((e=>"auto"===e?n:e)).map((e=>eT(e)))}(e);const t=tT(e);return 100===t?e:e.map((e=>eT(100*e/t))).map(((e,t,i)=>{if(!(t===i.length-1))return e;return eT(e+100-tT(i))}))}function nT(e){const t=ks.window.getComputedStyle(e);return"border-box"===t.boxSizing?parseInt(t.width):parseFloat(t.width)+parseFloat(t.paddingLeft)+parseFloat(t.paddingRight)+parseFloat(t.borderWidth)}function sT(){return e=>e.on("attribute:columnWidths:table",((e,t,i)=>{const n=i.writer,s=t.item,o=i.mapper.toViewElement(s),r=o.is("element","table")?o:Array.from(o.getChildren()).find((e=>e.is("element","table")));t.attributeNewValue?(!function(e,t,i){const n=i.split(",");let s=[...t.getChildren()].find((e=>e.is("element","colgroup")));if(s)for(const t of[...s.getChildren()])e.remove(t);else s=e.createContainerElement("colgroup");for(const t of Array(n.length).keys()){const i=e.createEmptyElement("col");e.setStyle("width",n[t],i),e.insert(e.createPositionAt(s,"end"),i)}e.insert(e.createPositionAt(t,"start"),s)}(n,r,t.attributeNewValue),n.addClass("ck-table-resized",r)):(!function(e,t){const i=[...t.getChildren()].find((e=>e.is("element","colgroup")));e.remove(i)}(n,r),n.removeClass("ck-table-resized",r))}))}class oT extends ur{static get requires(){return[PA,lA]}static get pluginName(){return"TableColumnResizeEditing"}constructor(e){super(e),this._isResizingActive=!1,this.set("_isResizingAllowed",!0),this._resizingData=null,this._domEmitter=Object.create(ws),this._tableUtilsPlugin=e.plugins.get("TableUtils"),this.on("change:_isResizingAllowed",((t,i,n)=>{e.editing.view.change((t=>{t[n?"removeClass":"addClass"]("ck-column-resize_disabled",e.editing.view.document.getRoot())}))}))}init(){this._extendSchema(),this._registerPostFixer(),this._registerConverters(),this._registerResizingListeners(),this._registerColgroupFixer(),this._registerResizerInserter();const e=this.editor,t=e.plugins.get("TableColumnResize");e.commands.add("resizeTableWidth",new UC(e)),e.commands.add("resizeColumnWidths",new qC(e));const i=e.commands.get("resizeTableWidth"),n=e.commands.get("resizeColumnWidths");this.bind("_isResizingAllowed").to(e,"isReadOnly",t,"isEnabled",i,"isEnabled",n,"isEnabled",((e,t,i,n)=>!e&&t&&i&&n))}destroy(){this._domEmitter.stopListening(),super.destroy()}_extendSchema(){this.editor.model.schema.extend("table",{allowAttributes:["tableWidth","columnWidths"]})}_registerPostFixer(){const e=this.editor.model;function t(e,t,i){const n=i._tableUtilsPlugin.getColumns(t);if(0===n-e.length)return;const s=function(e,t){const i=new Set;for(const n of e.getChanges())if("insert"==n.type&&n.position.nodeAfter&&"tableCell"==n.position.nodeAfter.name&&n.position.nodeAfter.getAncestors().includes(t))i.add(n.position.nodeAfter);else if("remove"==n.type){const e=n.position.nodeBefore||n.position.nodeAfter;"tableCell"==e.name&&e.getAncestors().includes(t)&&i.add(e)}return i}(i.editor.model.document.differ,t);for(const r of s){const s=n-e.length;if(0===s)continue;const a=s>0,l=i._tableUtilsPlugin.getCellLocation(r).column;if(a){const n=QC(t,i.editor),r=(o=n,Array(s).fill(o));e.splice(l,0,...r)}else{const t=e.splice(l,Math.abs(s));e[l]+=tT(t)}}var o}e.document.registerPostFixer((i=>{let n=!1;for(const s of function(e){const t=new Set;for(const i of e.document.differ.getChanges()){let n=null;switch(i.type){case"insert":n=["table","tableRow","tableCell"].includes(i.name)?i.position:null;break;case"remove":n=["tableRow","tableCell"].includes(i.name)?i.position:null;break;case"attribute":i.range.start.nodeAfter&&(n=["table","tableRow","tableCell"].includes(i.range.start.nodeAfter.name)?i.range.start:null)}if(!n)continue;const s=n.nodeAfter&&"table"===n.nodeAfter.name?n.nodeAfter:n.findAncestor("table");for(const i of e.createRangeOn(s).getItems())i.is("element")&&"table"===i.name&&i.hasAttribute("columnWidths")&&t.add(i)}return t}(e)){const e=iT(s.getAttribute("columnWidths").split(","));t(e,s,this);const o=e.map((e=>`${e}%`)).join(",");s.getAttribute("columnWidths")!==o&&(i.setAttribute("columnWidths",o,s),n=!0)}return n}))}_registerConverters(){const e=this.editor.conversion;var t;e.for("upcast").attributeToAttribute({view:{name:"figure",key:"style",value:{width:/[\s\S]+/}},model:{name:"table",key:"tableWidth",value:e=>e.getStyle("width")}}),e.for("upcast").add((t=this._tableUtilsPlugin,e=>e.on("element:colgroup",((e,i,n)=>{const s=i.viewItem;if(!n.consumable.test(s,{name:!0}))return;n.consumable.consume(s,{name:!0});const o=i.modelCursor.findAncestor("table"),r=t.getColumns(o);let a=[...Array(r).keys()].map((e=>{const t=s.getChild(e);if(!t||!t.is("element","col"))return"auto";const i=t.getStyle("width");return i&&i.endsWith("%")?i:"auto"}));a.includes("auto")&&(a=iT(a).map((e=>e+"%"))),n.writer.setAttribute("columnWidths",a.join(","),o)})))),e.for("downcast").attributeToAttribute({model:{name:"table",key:"tableWidth"},view:e=>({name:"figure",key:"style",value:{width:e}})}),e.for("downcast").add(sT())}_registerResizingListeners(){const e=this.editor.editing.view;e.addObserver(HA),e.document.on("mousedown",this._onMouseDownHandler.bind(this),{priority:"high"}),this._domEmitter.listenTo(ks.window.document,"mousemove",Gp(this._onMouseMoveHandler.bind(this),50)),this._domEmitter.listenTo(ks.window.document,"mouseup",this._onMouseUpHandler.bind(this))}_onMouseDownHandler(e,t){const i=t.target;if(!i.hasClass("ck-table-column-resizer"))return;if(!this._isResizingAllowed)return;t.preventDefault(),e.stop();const n=this.editor,s=function(e,t,i){const n=Array(t.getColumns(e)),s=new Nk(e);for(const e of s){const t=i.editing.mapper.toViewElement(e.cell),s=nT(i.editing.view.domConverter.mapViewToDom(t));(!n[e.column]||s<n[e.column])&&(n[e.column]=eT(s))}return n}(n.editing.mapper.toModelElement(i.findAncestor("figure")),this._tableUtilsPlugin,n),o=i.findAncestor("table"),r=n.editing.view;[...o.getChildren()].find((e=>e.is("element","colgroup")))||r.change((e=>{!function(e,t,i){const n=e.createContainerElement("colgroup");for(let i=0;i<t.length;i++){const s=e.createEmptyElement("col"),o=`${eT(t[i]/tT(t)*100)}%`;e.setStyle("width",o,s),e.insert(e.createPositionAt(n,"end"),s)}e.insert(e.createPositionAt(i,"start"),n)}(e,s,o)})),this._isResizingActive=!0,this._resizingData=this._getResizingData(t,s),r.change((e=>function(e,t,i){const n=i.widths.viewFigureWidth/i.widths.viewFigureParentWidth;e.addClass("ck-table-resized",t),e.addClass("ck-table-column-resizer__active",i.elements.viewResizer),e.setStyle("width",`${eT(100*n)}%`,t.findAncestor("figure"))}(e,o,this._resizingData)))}_onMouseMoveHandler(e,t){if(!this._isResizingActive)return;if(!this._isResizingAllowed)return void this._onMouseUpHandler();const{columnPosition:i,flags:{isRightEdge:n,isTableCentered:s,isLtrContent:o},elements:{viewFigure:r,viewLeftColumn:a,viewRightColumn:l},widths:{viewFigureParentWidth:c,tableWidth:d,leftColumnWidth:h,rightColumnWidth:u}}=this._resizingData,m=-h+GC,g=n?c-d:u-GC,f=(o?1:-1)*(n&&s?2:1),p=(b=(t.clientX-i)*f,w=Math.min(m,0),v=Math.max(g,0),eT(b<=w?w:b>=v?v:b));var b,w,v;0!==p&&this.editor.editing.view.change((e=>{const t=eT(100*(h+p)/d);if(e.setStyle("width",`${t}%`,a),n){const t=eT(100*(d+p)/c);e.setStyle("width",`${t}%`,r)}else{const t=eT(100*(u-p)/d);e.setStyle("width",`${t}%`,l)}}))}_onMouseUpHandler(){if(!this._isResizingActive)return;const{viewResizer:e,modelTable:t,viewFigure:i,viewColgroup:n}=this._resizingData.elements,s=this.editor,o=s.editing.view,r=t.getAttribute("columnWidths"),a=[...n.getChildren()].map((e=>e.getStyle("width"))).join(","),l=r!==a,c=t.getAttribute("tableWidth"),d=i.getStyle("width"),h=c!==d;(l||h)&&(this._isResizingAllowed?h?s.execute("resizeTableWidth",{table:t,tableWidth:`${eT(d)}%`,columnWidths:a}):s.execute("resizeColumnWidths",{columnWidths:a,table:t}):o.change((e=>{if(r){const t=r.split(",");for(const i of n.getChildren())e.setStyle("width",t.shift(),i)}else e.remove(n);h&&(c?e.setStyle("width",c,i):e.removeStyle("width",i)),r||c||e.removeClass("ck-table-resized",[...i.getChildren()].find((e=>"table"===e.name)))}))),o.change((t=>{t.removeClass("ck-table-column-resizer__active",e)})),this._isResizingActive=!1,this._resizingData=null}_getResizingData(e,t){const i=this.editor,n=e.domEvent.clientX,s=e.target,o=s.findAncestor("td")||s.findAncestor("th"),r=i.editing.mapper.toModelElement(o),a=r.findAncestor("table"),l=function(e,t){const i=t.getCellLocation(e).column;return{leftEdge:i,rightEdge:i+(e.getAttribute("colspan")||1)-1}}(r,this._tableUtilsPlugin).rightEdge,c=l===this._tableUtilsPlugin.getColumns(a)-1,d=!a.hasAttribute("tableAlignment"),h="rtl"!==i.locale.contentLanguageDirection,u=o.findAncestor("table"),m=u.findAncestor("figure"),g=[...u.getChildren()].find((e=>e.is("element","colgroup"))),f=g.getChild(l),p=c?void 0:g.getChild(l+1);return{columnPosition:n,flags:{isRightEdge:c,isTableCentered:d,isLtrContent:h},elements:{viewResizer:s,modelTable:a,viewFigure:m,viewColgroup:g,viewLeftColumn:f,viewRightColumn:p},widths:{viewFigureParentWidth:ZC(i.editing.view.domConverter.mapViewToDom(m.parent)),viewFigureWidth:ZC(i.editing.view.domConverter.mapViewToDom(m)),tableWidth:YC(a,i),leftColumnWidth:t[l],rightColumnWidth:c?void 0:t[l+1]}}}_registerColgroupFixer(){const e=this.editor;this.listenTo(e.editing.view.document,"layoutChanged",(()=>{const t=e.editing.view.document.selection.getFirstPosition().getAncestors().reverse().find((e=>"table"===e.name)),i=t&&[...t.getChildren()].find((e=>e.is("element","colgroup"))),n=e.model.document.selection.getFirstPosition().findAncestor("table");n&&n.hasAttribute("columnWidths")&&t&&!i&&e.editing.reconvertItem(n)}),{priority:"low"})}_registerResizerInserter(){this.editor.conversion.for("editingDowncast").add((e=>{e.on("insert:tableCell",((e,t,i)=>{const n=t.item,s=i.mapper.toViewElement(n),o=i.writer;o.insert(o.createPositionAt(s,"end"),o.createUIElement("div",{class:"ck-table-column-resizer"}))}),{priority:"lowest"})}))}}class rT extends jC{constructor(e,t){super(e,"tableBackgroundColor",t)}}class aT extends jC{constructor(e,t){super(e,"tableBorderColor",t)}_getValue(e){if(!e)return;const t=TC(e.getAttribute(this.attributeName));return t!==this._defaultValue?t:void 0}}class lT extends jC{constructor(e,t){super(e,"tableBorderStyle",t)}_getValue(e){if(!e)return;const t=TC(e.getAttribute(this.attributeName));return t!==this._defaultValue?t:void 0}}class cT extends jC{constructor(e,t){super(e,"tableBorderWidth",t)}_getValue(e){if(!e)return;const t=TC(e.getAttribute(this.attributeName));return t!==this._defaultValue?t:void 0}_getValueToSet(e){if((e=xC(e,"px"))!==this._defaultValue)return e}}class dT extends jC{constructor(e,t){super(e,"tableWidth",t)}_getValueToSet(e){if((e=xC(e,"px"))!==this._defaultValue)return e}}class hT extends jC{constructor(e,t){super(e,"tableHeight",t)}_getValueToSet(e){return(e=xC(e,"px"))===this._defaultValue?null:e}}class uT extends jC{constructor(e,t){super(e,"tableAlignment",t)}}const mT=/^(left|center|right)$/,gT=/^(left|none|right)$/;class fT extends ur{static get pluginName(){return"TablePropertiesEditing"}static get requires(){return[PA]}init(){const e=this.editor,t=e.model.schema,i=e.conversion;e.config.define("table.tableProperties.defaultProperties",{});const n=EC(e.config.get("table.tableProperties.defaultProperties"),{includeAlignmentProperty:!0});e.data.addStyleProcessorRules($m),function(e,t,i){const n={width:"tableBorderWidth",color:"tableBorderColor",style:"tableBorderStyle"};e.extend("table",{allowAttributes:Object.values(n)}),Ck(t,"table",n,i),xk(t,{modelAttribute:n.color,styleName:"border-color"}),xk(t,{modelAttribute:n.style,styleName:"border-style"}),xk(t,{modelAttribute:n.width,styleName:"border-width"})}(t,i,{color:n.borderColor,style:n.borderStyle,width:n.borderWidth}),e.commands.add("tableBorderColor",new aT(e,n.borderColor)),e.commands.add("tableBorderStyle",new lT(e,n.borderStyle)),e.commands.add("tableBorderWidth",new cT(e,n.borderWidth)),function(e,t,i){e.extend("table",{allowAttributes:["tableAlignment"]}),t.for("downcast").attributeToAttribute({model:{name:"table",key:"tableAlignment"},view:e=>({key:"style",value:{float:"center"===e?"none":e}}),converterPriority:"high"}),t.for("upcast").attributeToAttribute({view:{name:/^(table|figure)$/,styles:{float:gT}},model:{key:"tableAlignment",value:e=>{let t=e.getStyle("float");return"none"===t&&(t="center"),t===i?null:t}}}).attributeToAttribute({view:{attributes:{align:mT}},model:{name:"table",key:"tableAlignment",value:e=>{const t=e.getAttribute("align");return t===i?null:t}}})}(t,i,n.alignment),e.commands.add("tableAlignment",new uT(e,n.alignment)),pT(t,i,{modelAttribute:"tableWidth",styleName:"width",defaultValue:n.width}),e.commands.add("tableWidth",new dT(e,n.width)),pT(t,i,{modelAttribute:"tableHeight",styleName:"height",defaultValue:n.height}),e.commands.add("tableHeight",new hT(e,n.height)),e.data.addStyleProcessorRules(Hm),function(e,t,i){const{modelAttribute:n}=i;e.extend("table",{allowAttributes:[n]}),Ak(t,{viewElement:"table",...i}),xk(t,i)}(t,i,{modelAttribute:"tableBackgroundColor",styleName:"background-color",defaultValue:n.backgroundColor}),e.commands.add("tableBackgroundColor",new rT(e,n.backgroundColor))}}function pT(e,t,i){const{modelAttribute:n}=i;e.extend("table",{allowAttributes:[n]}),Ak(t,{viewElement:/^(table|figure)$/,shouldUpcast:e=>!("table"==e.name&&"figure"==e.parent.name),...i}),Tk(t,{modelElement:"table",...i})}const bT={left:rg.objectLeft,center:rg.objectCenter,right:rg.objectRight};class wT extends Ao{constructor(e,t){super(e),this.set({borderStyle:"",borderWidth:"",borderColor:"",backgroundColor:"",width:"",height:"",alignment:""}),this.options=t;const{borderStyleDropdown:i,borderWidthInput:n,borderColorInput:s,borderRowLabel:o}=this._createBorderFields(),{backgroundRowLabel:r,backgroundInput:a}=this._createBackgroundFields(),{widthInput:l,operatorLabel:c,heightInput:d,dimensionsLabel:h}=this._createDimensionFields(),{alignmentToolbar:u,alignmentLabel:m}=this._createAlignmentFields();this.focusTracker=new go,this.keystrokes=new fo,this.children=this.createCollection(),this.borderStyleDropdown=i,this.borderWidthInput=n,this.borderColorInput=s,this.backgroundInput=a,this.widthInput=l,this.heightInput=d,this.alignmentToolbar=u;const{saveButtonView:g,cancelButtonView:f}=this._createActionButtons();this.saveButtonView=g,this.cancelButtonView=f,this._focusables=new ko,this._focusCycler=new ar({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}}),this.children.add(new Fg(e,{label:this.t("Table properties")})),this.children.add(new uC(e,{labelView:o,children:[o,i,s,n],class:"ck-table-form__border-row"})),this.children.add(new uC(e,{labelView:r,children:[r,a],class:"ck-table-form__background-row"})),this.children.add(new uC(e,{children:[new uC(e,{labelView:h,children:[h,l,c,d],class:"ck-table-form__dimensions-row"}),new uC(e,{labelView:m,children:[m,u],class:"ck-table-properties-form__alignment-row"})]})),this.children.add(new uC(e,{children:[this.saveButtonView,this.cancelButtonView],class:"ck-table-form__action-row"})),this.setTemplate({tag:"form",attributes:{class:["ck","ck-form","ck-table-form","ck-table-properties-form"],tabindex:"-1"},children:this.children})}render(){super.render(),s({view:this}),[this.borderStyleDropdown,this.borderColorInput,this.borderColorInput.fieldView.dropdownView.buttonView,this.borderWidthInput,this.backgroundInput,this.backgroundInput.fieldView.dropdownView.buttonView,this.widthInput,this.heightInput,this.alignmentToolbar,this.saveButtonView,this.cancelButtonView].forEach((e=>{this._focusables.add(e),this.focusTracker.add(e.element)})),this.keystrokes.listenTo(this.element)}destroy(){super.destroy(),this.focusTracker.destroy(),this.keystrokes.destroy()}focus(){this._focusCycler.focusFirst()}_createBorderFields(){const e=this.options.defaultTableProperties,t={style:e.borderStyle,width:e.borderWidth,color:e.borderColor},i=dC({colorConfig:this.options.borderColors,columns:5,defaultColorValue:t.color}),n=this.locale,s=this.t,o=new Og(n);o.text=s("Border");const r=tC(this.t),a=new Hg(n,jg);a.set({label:s("Style"),class:"ck-table-form__border-style"}),a.fieldView.buttonView.set({isOn:!1,withText:!0,tooltip:s("Style")}),a.fieldView.buttonView.bind("label").to(this,"borderStyle",(e=>r[e||"none"])),a.fieldView.on("execute",(e=>{this.borderStyle=e.source._borderStyleValue})),a.bind("isEmpty").to(this,"borderStyle",(e=>!e)),vg(a.fieldView,aC(this,t.style));const l=new Hg(n,$g);l.set({label:s("Width"),class:"ck-table-form__border-width"}),l.fieldView.bind("value").to(this,"borderWidth"),l.bind("isEnabled").to(this,"borderStyle",vT),l.fieldView.on("input",(()=>{this.borderWidth=l.fieldView.element.value}));const c=new Hg(n,i);return c.set({label:s("Color"),class:"ck-table-form__border-color"}),c.fieldView.bind("value").to(this,"borderColor"),c.bind("isEnabled").to(this,"borderStyle",vT),c.fieldView.on("input",(()=>{this.borderColor=c.fieldView.value})),this.on("change:borderStyle",((e,i,n,s)=>{vT(n)||(this.borderColor="",this.borderWidth=""),vT(s)||(this.borderColor=t.color,this.borderWidth=t.width)})),{borderRowLabel:o,borderStyleDropdown:a,borderColorInput:c,borderWidthInput:l}}_createBackgroundFields(){const e=this.locale,t=this.t,i=new Og(e);i.text=t("Background");const n=dC({colorConfig:this.options.backgroundColors,columns:5,defaultColorValue:this.options.defaultTableProperties.backgroundColor}),s=new Hg(e,n);return s.set({label:t("Color"),class:"ck-table-properties-form__background"}),s.fieldView.bind("value").to(this,"backgroundColor"),s.fieldView.on("input",(()=>{this.backgroundColor=s.fieldView.value})),{backgroundRowLabel:i,backgroundInput:s}}_createDimensionFields(){const e=this.locale,t=this.t,i=new Og(e);i.text=t("Dimensions");const n=new Hg(e,$g);n.set({label:t("Width"),class:"ck-table-form__dimensions-row__width"}),n.fieldView.bind("value").to(this,"width"),n.fieldView.on("input",(()=>{this.width=n.fieldView.element.value}));const s=new Ao(e);s.setTemplate({tag:"span",attributes:{class:["ck-table-form__dimension-operator"]},children:[{text:"×"}]});const o=new Hg(e,$g);return o.set({label:t("Height"),class:"ck-table-form__dimensions-row__height"}),o.fieldView.bind("value").to(this,"height"),o.fieldView.on("input",(()=>{this.height=o.fieldView.element.value})),{dimensionsLabel:i,widthInput:n,operatorLabel:s,heightInput:o}}_createAlignmentFields(){const e=this.locale,t=this.t,i=new Og(e);i.text=t("Alignment");const n=new cg(e);return n.set({isCompact:!0,ariaLabel:t("Table alignment toolbar")}),lC({view:this,icons:bT,toolbar:n,labels:this._alignmentLabels,propertyName:"alignment",defaultValue:this.options.defaultTableProperties.alignment}),{alignmentLabel:i,alignmentToolbar:n}}_createActionButtons(){const e=this.locale,t=this.t,i=new Ko(e),n=new Ko(e),s=[this.borderWidthInput,this.borderColorInput,this.backgroundInput,this.widthInput,this.heightInput];return i.set({label:t("Save"),icon:rg.check,class:"ck-button-save",type:"submit",withText:!0}),i.bind("isEnabled").toMany(s,"errorText",((...e)=>e.every((e=>!e)))),n.set({label:t("Cancel"),icon:rg.cancel,class:"ck-button-cancel",withText:!0}),n.delegate("execute").to(this,"cancel"),{saveButtonView:i,cancelButtonView:n}}get _alignmentLabels(){const e=this.locale,t=this.t,i=t("Align table to the left"),n=t("Center table"),s=t("Align table to the right");return"rtl"===e.uiLanguageDirection?{right:s,center:n,left:i}:{left:i,center:n,right:s}}}function vT(e){return"none"!==e}const _T={borderStyle:"tableBorderStyle",borderColor:"tableBorderColor",borderWidth:"tableBorderWidth",backgroundColor:"tableBackgroundColor",width:"tableWidth",height:"tableHeight",alignment:"tableAlignment"};class yT extends ur{static get requires(){return[Gg]}static get pluginName(){return"TablePropertiesUI"}constructor(e){super(e),e.config.define("table.tableProperties",{borderColors:cC,backgroundColors:cC})}init(){const e=this.editor,t=e.t;this._defaultTableProperties=EC(e.config.get("table.tableProperties.defaultProperties"),{includeAlignmentProperty:!0}),this._balloon=e.plugins.get(Gg),this.view=null,this._undoStepBatch=null,this._isReady=!1,e.ui.componentFactory.add("tableProperties",(i=>{const n=new Ko(i);n.set({label:t("Table properties"),icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M8 2v5h4V2h1v5h5v1h-5v4h.021l-.172.351-1.916.28-.151.027c-.287.063-.54.182-.755.341L8 13v5H7v-5H2v-1h5V8H2V7h5V2h1zm4 6H8v4h4V8z" opacity=".6"/><path d="m15.5 11.5 1.323 2.68 2.957.43-2.14 2.085.505 2.946L15.5 18.25l-2.645 1.39.505-2.945-2.14-2.086 2.957-.43L15.5 11.5zM17 1a2 2 0 0 1 2 2v9.475l-.85-.124-.857-1.736a2.048 2.048 0 0 0-.292-.44L17 3H3v14h7.808l.402.392L10.935 19H3a2 2 0 0 1-2-2V3a2 2 0 0 1 2-2h14z"/></svg>',tooltip:!0}),this.listenTo(n,"execute",(()=>this._showView()));const s=Object.values(_T).map((t=>e.commands.get(t)));return n.bind("isEnabled").toMany(s,"isEnabled",((...e)=>e.some((e=>e)))),n}))}destroy(){super.destroy(),this.view&&this.view.destroy()}_createPropertiesView(){const e=this.editor,t=e.config.get("table.tableProperties"),n=Qo(t.borderColors),s=Jo(e.locale,n),o=Qo(t.backgroundColors),r=Jo(e.locale,o),a=new wT(e.locale,{borderColors:s,backgroundColors:r,defaultTableProperties:this._defaultTableProperties}),l=e.t;a.render(),this.listenTo(a,"submit",(()=>{this._hideView()})),this.listenTo(a,"cancel",(()=>{this._undoStepBatch.operations.length&&e.execute("undo",this._undoStepBatch),this._hideView()})),a.keystrokes.set("Esc",((e,t)=>{this._hideView(),t()})),i({emitter:a,activator:()=>this._isViewInBalloon,contextElements:[this._balloon.view.element],callback:()=>this._hideView()});const c=iC(l),d=nC(l);return a.on("change:borderStyle",this._getPropertyChangeCallback("tableBorderStyle",this._defaultTableProperties.borderStyle)),a.on("change:borderColor",this._getValidatedPropertyChangeCallback({viewField:a.borderColorInput,commandName:"tableBorderColor",errorText:c,validator:sC,defaultValue:this._defaultTableProperties.borderColor})),a.on("change:borderWidth",this._getValidatedPropertyChangeCallback({viewField:a.borderWidthInput,commandName:"tableBorderWidth",errorText:d,validator:rC,defaultValue:this._defaultTableProperties.borderWidth})),a.on("change:backgroundColor",this._getValidatedPropertyChangeCallback({viewField:a.backgroundInput,commandName:"tableBackgroundColor",errorText:c,validator:sC,defaultValue:this._defaultTableProperties.backgroundColor})),a.on("change:width",this._getValidatedPropertyChangeCallback({viewField:a.widthInput,commandName:"tableWidth",errorText:d,validator:oC,defaultValue:this._defaultTableProperties.width})),a.on("change:height",this._getValidatedPropertyChangeCallback({viewField:a.heightInput,commandName:"tableHeight",errorText:d,validator:oC,defaultValue:this._defaultTableProperties.height})),a.on("change:alignment",this._getPropertyChangeCallback("tableAlignment",this._defaultTableProperties.alignment)),a}_fillViewFormFromCommandValues(){const e=this.editor.commands,t=e.get("tableBorderStyle");Object.entries(_T).map((([t,i])=>{const n=this._defaultTableProperties[t]||"";return[t,e.get(i).value||n]})).forEach((([e,i])=>{("borderColor"!==e&&"borderWidth"!==e||"none"!==t.value)&&this.view.set(e,i)})),this._isReady=!0}_showView(){const e=this.editor;this.view||(this.view=this._createPropertiesView()),this.listenTo(e.ui,"update",(()=>{this._updateView()})),this._fillViewFormFromCommandValues(),this._balloon.add({view:this.view,position:kC(e)}),this._undoStepBatch=e.model.createBatch(),this.view.focus()}_hideView(){const e=this.editor;this.stopListening(e.ui,"update"),this._isReady=!1,this.view.saveButtonView.focus(),this._balloon.remove(this.view),this.editor.editing.view.focus()}_updateView(){const e=this.editor;bC(e.editing.view.document.selection)?this._isViewVisible&&yC(e,"table"):this._hideView()}get _isViewVisible(){return!!this.view&&this._balloon.visibleView===this.view}get _isViewInBalloon(){return!!this.view&&this._balloon.hasView(this.view)}_getPropertyChangeCallback(e){return(t,i,n)=>{this._isReady&&this.editor.execute(e,{value:n,batch:this._undoStepBatch})}}_getValidatedPropertyChangeCallback(e){const{commandName:t,viewField:i,validator:n,errorText:s}=e,o=pc((()=>{i.errorText=s}),500);return(e,s,r)=>{o.cancel(),this._isReady&&(n(r)?(this.editor.execute(t,{value:r,batch:this._undoStepBatch}),i.errorText=null):o())}}}const kT="underline";class AT extends ur{static get pluginName(){return"UnderlineEditing"}init(){const e=this.editor;e.model.schema.extend("$text",{allowAttributes:kT}),e.model.schema.setAttributeProperties(kT,{isFormatting:!0,copyOnEnter:!0}),e.conversion.attributeToElement({model:kT,view:"u",upcastAlso:{styles:{"text-decoration":"underline"}}}),e.commands.add(kT,new rw(e,kT)),e.keystrokes.set("CTRL+U","underline")}}const CT="underline";class TT extends ur{static get pluginName(){return"UnderlineUI"}init(){const e=this.editor,t=e.t;e.ui.componentFactory.add(CT,(i=>{const n=e.commands.get(CT),s=new Ko(i);return s.set({label:t("Underline"),icon:'<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M3 18v-1.5h14V18zm2.2-8V3.6c0-.4.4-.6.8-.6.3 0 .7.2.7.6v6.2c0 2 1.3 2.8 3.2 2.8 1.9 0 3.4-.9 3.4-2.9V3.6c0-.3.4-.5.8-.5.3 0 .7.2.7.5V10c0 2.7-2.2 4-4.9 4-2.6 0-4.7-1.2-4.7-4z"/></svg>',keystroke:"CTRL+U",tooltip:!0,isToggleable:!0}),s.bind("isOn","isEnabled").to(n,"value","isEnabled"),this.listenTo(s,"execute",(()=>{e.execute(CT),e.editing.view.focus()})),s}))}}const xT=[{model:"codeBlock",view:"pre"},{model:"paragraph",view:"p"},{model:"blockQuote",view:"blockquote"},{model:"listItem",view:"li"},{model:"pageBreak",view:"div"},{model:"rawHtml",view:"div"},{model:"table",view:"table"},{model:"tableRow",view:"tr"},{model:"tableCell",view:"td"},{model:"tableCell",view:"th"},{model:"caption",view:"caption"},{model:"caption",view:"figcaption"},{model:"imageBlock",view:"img"},{model:"imageInline",view:"img"},{model:"htmlP",view:"p",modelSchema:{inheritAllFrom:"$block"}},{model:"htmlBlockquote",view:"blockquote",modelSchema:{inheritAllFrom:"$container"}},{model:"htmlTable",view:"table",modelSchema:{allowWhere:"$block",isBlock:!0}},{model:"htmlTbody",view:"tbody",modelSchema:{allowIn:"htmlTable",isBlock:!1}},{model:"htmlThead",view:"thead",modelSchema:{allowIn:"htmlTable",isBlock:!1}},{model:"htmlTfoot",view:"tfoot",modelSchema:{allowIn:"htmlTable",isBlock:!1}},{model:"htmlCaption",view:"caption",modelSchema:{allowIn:"htmlTable",allowChildren:"$text",isBlock:!1}},{model:"htmlColgroup",view:"colgroup",modelSchema:{allowIn:"htmlTable",allowChildren:"col",isBlock:!1}},{model:"htmlCol",view:"col",modelSchema:{allowIn:"htmlColgroup",isBlock:!1}},{model:"htmlTr",view:"tr",modelSchema:{allowIn:["htmlTable","htmlThead","htmlTbody"],isLimit:!0}},{model:"htmlTd",view:"td",modelSchema:{allowIn:"htmlTr",allowContentOf:"$container",isLimit:!0,isBlock:!1}},{model:"htmlTh",view:"th",modelSchema:{allowIn:"htmlTr",allowContentOf:"$container",isLimit:!0,isBlock:!1}},{model:"htmlFigure",view:"figure",modelSchema:{inheritAllFrom:"$container",isBlock:!1}},{model:"htmlFigcaption",view:"figcaption",modelSchema:{allowIn:"htmlFigure",allowChildren:"$text",isBlock:!1}},{model:"htmlAddress",view:"address",modelSchema:{inheritAllFrom:"$container",isBlock:!1}},{model:"htmlAside",view:"aside",modelSchema:{inheritAllFrom:"$container",isBlock:!1}},{model:"htmlMain",view:"main",modelSchema:{inheritAllFrom:"$container",isBlock:!1}},{model:"htmlDetails",view:"details",modelSchema:{inheritAllFrom:"$container",isBlock:!1}},{model:"htmlSummary",view:"summary",modelSchema:{allowChildren:"$text",allowIn:"htmlDetails",isBlock:!1}},{model:"htmlDiv",view:"div",paragraphLikeModel:"htmlDivParagraph",modelSchema:{inheritAllFrom:"$container"}},{model:"htmlFieldset",view:"fieldset",modelSchema:{inheritAllFrom:"$container",isBlock:!1}},{model:"htmlLegend",view:"legend",modelSchema:{allowIn:"htmlFieldset",allowChildren:"$text"}},{model:"htmlHeader",view:"header",modelSchema:{inheritAllFrom:"$container",isBlock:!1}},{model:"htmlFooter",view:"footer",modelSchema:{inheritAllFrom:"$container",isBlock:!1}},{model:"htmlForm",view:"form",modelSchema:{inheritAllFrom:"$container",isBlock:!0}},{model:"htmlHgroup",view:"hgroup",modelSchema:{allowChildren:["htmlH1","htmlH2","htmlH3","htmlH4","htmlH5","htmlH6"],isBlock:!1}},{model:"htmlH1",view:"h1",modelSchema:{inheritAllFrom:"$block"}},{model:"htmlH2",view:"h2",modelSchema:{inheritAllFrom:"$block"}},{model:"htmlH3",view:"h3",modelSchema:{inheritAllFrom:"$block"}},{model:"htmlH4",view:"h4",modelSchema:{inheritAllFrom:"$block"}},{model:"htmlH5",view:"h5",modelSchema:{inheritAllFrom:"$block"}},{model:"htmlH6",view:"h6",modelSchema:{inheritAllFrom:"$block"}},{model:"$htmlList",modelSchema:{allowWhere:"$container",allowChildren:["$htmlList","htmlLi"],isBlock:!1}},{model:"htmlDir",view:"dir",modelSchema:{inheritAllFrom:"$htmlList"}},{model:"htmlMenu",view:"menu",modelSchema:{inheritAllFrom:"$htmlList"}},{model:"htmlUl",view:"ul",modelSchema:{inheritAllFrom:"$htmlList"}},{model:"htmlOl",view:"ol",modelSchema:{inheritAllFrom:"$htmlList"}},{model:"htmlLi",view:"li",modelSchema:{allowIn:"$htmlList",allowChildren:"$text",isBlock:!1}},{model:"htmlPre",view:"pre",modelSchema:{inheritAllFrom:"$block"}},{model:"htmlArticle",view:"article",modelSchema:{inheritAllFrom:"$container",isBlock:!1}},{model:"htmlSection",view:"section",modelSchema:{inheritAllFrom:"$container",isBlock:!1}},{model:"htmlNav",view:"nav",modelSchema:{inheritAllFrom:"$container",isBlock:!1}},{model:"htmlDl",view:"dl",modelSchema:{allowWhere:"$container",allowChildren:["htmlDt","htmlDd"],isBlock:!1}},{model:"htmlDt",view:"dt",modelSchema:{allowChildren:"$block",isBlock:!1}},{model:"htmlDd",view:"dd",modelSchema:{allowChildren:"$block",isBlock:!1}},{model:"htmlCenter",view:"center",modelSchema:{inheritAllFrom:"$container",isBlock:!1}}],ET=[{model:"htmlAcronym",view:"acronym",attributeProperties:{copyOnEnter:!0}},{model:"htmlTt",view:"tt",attributeProperties:{copyOnEnter:!0}},{model:"htmlFont",view:"font",attributeProperties:{copyOnEnter:!0}},{model:"htmlTime",view:"time",attributeProperties:{copyOnEnter:!0}},{model:"htmlVar",view:"var",attributeProperties:{copyOnEnter:!0}},{model:"htmlBig",view:"big",attributeProperties:{copyOnEnter:!0}},{model:"htmlSmall",view:"small",attributeProperties:{copyOnEnter:!0}},{model:"htmlSamp",view:"samp",attributeProperties:{copyOnEnter:!0}},{model:"htmlQ",view:"q",attributeProperties:{copyOnEnter:!0}},{model:"htmlOutput",view:"output",attributeProperties:{copyOnEnter:!0}},{model:"htmlKbd",view:"kbd",attributeProperties:{copyOnEnter:!0}},{model:"htmlBdi",view:"bdi",attributeProperties:{copyOnEnter:!0}},{model:"htmlBdo",view:"bdo",attributeProperties:{copyOnEnter:!0}},{model:"htmlAbbr",view:"abbr",attributeProperties:{copyOnEnter:!0}},{model:"htmlA",view:"a",priority:5,coupledAttribute:"linkHref",attributeProperties:{copyOnEnter:!0}},{model:"htmlStrong",view:"strong",coupledAttribute:"bold",attributeProperties:{copyOnEnter:!0,isFormatting:!0}},{model:"htmlB",view:"b",coupledAttribute:"bold",attributeProperties:{copyOnEnter:!0,isFormatting:!0}},{model:"htmlI",view:"i",coupledAttribute:"italic",attributeProperties:{copyOnEnter:!0,isFormatting:!0}},{model:"htmlEm",view:"em",coupledAttribute:"italic",attributeProperties:{copyOnEnter:!0,isFormatting:!0}},{model:"htmlS",view:"s",coupledAttribute:"strikethrough",attributeProperties:{copyOnEnter:!0,isFormatting:!0}},{model:"htmlDel",view:"del",coupledAttribute:"strikethrough",attributeProperties:{copyOnEnter:!0}},{model:"htmlIns",view:"ins",attributeProperties:{copyOnEnter:!0}},{model:"htmlU",view:"u",coupledAttribute:"underline",attributeProperties:{copyOnEnter:!0,isFormatting:!0}},{model:"htmlSub",view:"sub",coupledAttribute:"subscript",attributeProperties:{copyOnEnter:!0,isFormatting:!0}},{model:"htmlSup",view:"sup",coupledAttribute:"superscript",attributeProperties:{copyOnEnter:!0,isFormatting:!0}},{model:"htmlCode",view:"code",coupledAttribute:"code",attributeProperties:{copyOnEnter:!0,isFormatting:!0}},{model:"htmlMark",view:"mark",attributeProperties:{copyOnEnter:!0}},{model:"htmlSpan",view:"span",attributeProperties:{copyOnEnter:!0}},{model:"htmlCite",view:"cite",attributeProperties:{copyOnEnter:!0}},{model:"htmlLabel",view:"label",attributeProperties:{copyOnEnter:!0}},{model:"htmlDfn",view:"dfn",attributeProperties:{copyOnEnter:!0}},{model:"htmlObject",view:"object",isObject:!0,modelSchema:{inheritAllFrom:"$inlineObject"}},{model:"htmlIframe",view:"iframe",isObject:!0,modelSchema:{inheritAllFrom:"$inlineObject"}},{model:"htmlInput",view:"input",isObject:!0,modelSchema:{inheritAllFrom:"$inlineObject"}},{model:"htmlButton",view:"button",isObject:!0,modelSchema:{inheritAllFrom:"$inlineObject"}},{model:"htmlTextarea",view:"textarea",isObject:!0,modelSchema:{inheritAllFrom:"$inlineObject"}},{model:"htmlSelect",view:"select",isObject:!0,modelSchema:{inheritAllFrom:"$inlineObject"}},{model:"htmlVideo",view:"video",isObject:!0,modelSchema:{inheritAllFrom:"$inlineObject"}},{model:"htmlEmbed",view:"embed",isObject:!0,modelSchema:{inheritAllFrom:"$inlineObject"}},{model:"htmlOembed",view:"oembed",isObject:!0,modelSchema:{inheritAllFrom:"$inlineObject"}},{model:"htmlAudio",view:"audio",isObject:!0,modelSchema:{inheritAllFrom:"$inlineObject"}},{model:"htmlImg",view:"img",isObject:!0,modelSchema:{inheritAllFrom:"$inlineObject"}},{model:"htmlCanvas",view:"canvas",isObject:!0,modelSchema:{inheritAllFrom:"$inlineObject"}},{model:"htmlMeter",view:"meter",isObject:!0,modelSchema:{inheritAllFrom:"$inlineObject"}},{model:"htmlProgress",view:"progress",isObject:!0,modelSchema:{inheritAllFrom:"$inlineObject"}},{model:"htmlScript",view:"script",modelSchema:{allowWhere:["$text","$block"],isInline:!0}},{model:"htmlStyle",view:"style",modelSchema:{allowWhere:["$text","$block"],isInline:!0}},{model:"htmlCustomElement",view:"$customElement",modelSchema:{allowWhere:["$text","$block"],isInline:!0}}];const 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t=e.model.schema,i=e.conversion,n=e.plugins.get(KT),s=e.plugins.get("DocumentListEditing");s.registerDowncastStrategy({scope:"item",attributeName:"htmlLiAttributes",setAttributeOnDowncast(e,t,i){RT(e,t,i)}}),s.registerDowncastStrategy({scope:"list",attributeName:"htmlListAttributes",setAttributeOnDowncast(e,t,i){RT(e,t,i)}}),n.on("register",((e,s)=>{["ul","ol","li"].includes(s.view)&&(e.stop(),t.checkAttribute("$block","htmlListAttributes")||(t.extend("$block",{allowAttributes:["htmlListAttributes","htmlLiAttributes"]}),t.extend("$blockObject",{allowAttributes:["htmlListAttributes","htmlLiAttributes"]}),t.extend("$container",{allowAttributes:["htmlListAttributes","htmlLiAttributes"]}),i.for("upcast").add((e=>{e.on("element:ul",dx("htmlListAttributes",n),{priority:"low"}),e.on("element:ol",dx("htmlListAttributes",n),{priority:"low"}),e.on("element:li",dx("htmlLiAttributes",n),{priority:"low"})}))))})),s.on("postFixer",((e,{listNodes:t,writer:i})=>{const n=[];for(const{node:s,previous:o}of t){if(!o)continue;const t=s.getAttribute("listIndent"),r=o.getAttribute("listIndent");let a=null;if(t>r?n[r]=o:t<r?(a=n[t],n.length=t):a=o,a){if(a.getAttribute("listType")==s.getAttribute("listType")){const t=a.getAttribute("htmlListAttributes");nu(s.getAttribute("htmlListAttributes"),t)||(i.setAttribute("htmlListAttributes",t,s),e.return=!0)}if(a.getAttribute("listItemId")==s.getAttribute("listItemId")){const t=a.getAttribute("htmlLiAttributes");nu(s.getAttribute("htmlLiAttributes"),t)||(i.setAttribute("htmlLiAttributes",t,s),e.return=!0)}}}}))}afterInit(){const e=this.editor;e.commands.get("indentList")&&this.listenTo(e.commands.get("indentList"),"afterExecute",((t,i)=>{e.model.change((e=>{for(const t of i)e.setAttribute("htmlListAttributes",{},t)}))}))}}function dx(e,t){return(i,n,s)=>{const o=n.viewItem;n.modelRange||Object.assign(n,s.convertChildren(n.viewItem,n.modelCursor));const r=t.processViewAttributes(o,s);for(const t of n.modelRange.getItems({shallow:!0}))t.hasAttribute("listItemId")&&(t.hasAttribute(e)||s.writer.setAttribute(e,r||{},t))}}class hx extends ur{static get requires(){return[KT,PT]}static get pluginName(){return"CustomElementSupport"}init(){const e=this.editor.plugins.get(KT),t=this.editor.plugins.get(PT);e.on("register:$customElement",((i,n)=>{i.stop();const s=this.editor,o=s.model.schema,r=s.conversion,a=s.editing.view.domConverter.unsafeElements,l=s.data.htmlProcessor.domConverter.preElements;o.register(n.model,n.modelSchema),o.extend(n.model,{allowAttributes:["htmlElementName","htmlAttributes","htmlContent"],isContent:!0}),r.for("upcast").elementToElement({view:/.*/,model:(i,o)=>{if("$comment"==i.name)return;if(!function(e){try{document.createElement(e)}catch(e){return!1}return!0}(i.name))return;if(t.getDefinitionsForView(i.name).size)return;a.includes(i.name)||a.push(i.name),l.includes(i.name)||l.push(i.name);const r=o.writer.createElement(n.model,{htmlElementName:i.name}),c=e.processViewAttributes(i,o);c&&o.writer.setAttribute("htmlAttributes",c,r);const d=new gm(i.document).createDocumentFragment(i),h=s.data.processor.toData(d);o.writer.setAttribute("htmlContent",h,r);for(const{item:e}of s.editing.view.createRangeIn(i))o.consumable.consume(e,{name:!0});return r},converterPriority:"low"}),r.for("editingDowncast").elementToElement({model:{name:n.model,attributes:["htmlElementName","htmlAttributes","htmlContent"]},view:(e,{writer:t})=>{const i=e.getAttribute("htmlElementName"),n=t.createRawElement(i);return e.hasAttribute("htmlAttributes")&&RT(t,e.getAttribute("htmlAttributes"),n),n}}),r.for("dataDowncast").elementToElement({model:{name:n.model,attributes:["htmlElementName","htmlAttributes","htmlContent"]},view:(e,{writer:t})=>{const i=e.getAttribute("htmlElementName"),n=e.getAttribute("htmlContent"),s=t.createRawElement(i,null,((e,t)=>{t.setContentOf(e,n);const i=e.firstChild;for(i.remove();i.firstChild;)e.appendChild(i.firstChild)}));return e.hasAttribute("htmlAttributes")&&RT(t,e.getAttribute("htmlAttributes"),s),s}})}))}}function*ux(e,t,i){if(t.is("documentSelection")&&t.isCollapsed)e.schema.checkAttributeInSelection(t,i)&&(yield t);else for(const n of function(e,t,i){return t.is("node")||t.is("$text")||t.is("$textProxy")?e.schema.checkAttribute(t,i)?[e.createRangeOn(t)]:[]:e.schema.getValidRanges(e.createSelection(t).getRanges(),i)}(e,t,i))yield*n.getItems({shallow:!0})}function mx(e,t,i,n,s){const o=t.getAttribute(i),r={};for(const e of["attributes","styles","classes"])if(e!=n)o&&o[e]&&(r[e]=o[e]);else{const t="classes"==e?new Set(o&&o[e]||[]):new Map(Object.entries(o&&o[e]||{}));s(t),t.size&&(r[e]="classes"==e?Array.from(t):Object.fromEntries(t))}Object.keys(r).length?t.is("documentSelection")?e.setSelectionAttribute(i,r):e.setAttribute(i,r,t):o&&(t.is("documentSelection")?e.removeSelectionAttribute(i):e.removeAttribute(i,t))}class gx extends ur{static get pluginName(){return"UploadVideoUI"}init(){const e=this.editor;e.ui.componentFactory.add("uploadVideo",(t=>{const i=new Ov(t),n=e.commands.get("insertVideo");return i.set({acceptedType:"video/mp4",allowMultipleFiles:!1}),i.buttonView.set({icon:'<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20"><path d="M18.68 3.03c.6 0 .59-.03.59.55v12.84c0 .59.01.56-.59.56H1.29c-.6 0-.59.03-.59-.56V3.58c0-.58-.01-.55.6-.55h17.38zM15.77 15V5H4.2v10h11.57zM2 4v1h1V4H2zm0 2v1h1V6H2zm0 2v1h1V8H2zm0 2v1h1v-1H2zm0 2v1h1v-1H2zm0 2v1h1v-1H2zM17 4v1h1V4h-1zm0 2v1h1V6h-1zm0 2v1h1V8h-1zm0 2v1h1v-1h-1zm0 2v1h1v-1h-1zm0 2v1h1v-1h-1zM7.5 7.177a.4.4 0 0 1 .593-.351l5.133 2.824a.4.4 0 0 1 0 .7l-5.133 2.824a.4.4 0 0 1-.593-.35V7.176v.001z"/></svg>',label:e.t("Insert video"),tooltip:!0}),i.buttonView.bind("isEnabled").to(n),i.on("done",((t,i)=>{window.AdminUploadAdapter?(new window.AdminUploadAdapter).upload(i,(function(t){e.execute("insertVideo",t)})):e.execute("insertVideo",URL.createObjectURL(i[0]))})),i}))}}class fx extends gr{refresh(){const e=this.editor.model,t=e.document.selection,i=px(t);this.value=i?i.getAttribute("url"):null,this.isEnabled=function(e){const t=e.getSelectedElement();return!!t&&"video"===t.name}(t)||function(e,t){const i=xp(e,t);let n=i.start.parent;n.isEmpty&&!t.schema.isLimit(n)&&(n=n.parent);return t.schema.checkChild(n,"videoBlock")}(t,e)}execute(e){const t=this.editor.model,i=px(t.document.selection);i?t.change((t=>{t.setAttribute("url",e,i)})):this.insertVideo(e)}insertVideo(e){const t=this.editor.model;t.change((i=>{t.insertContent(i.createElement("videoBlock",{src:e,controls:"controls",style:"display:block;width:100%;height:100%",preload:"auto"}),t.document.selection)}))}}function px(e){const t=e.getSelectedElement();return t&&t.is("element","video")?t:null}class bx extends ur{static get requires(){return[Rv]}static get pluginName(){return"UploadVideoEditing"}init(){const e=this.editor;e.commands.add("insertVideo",new fx(e)),e.model.schema.register("videoBlock",{inheritAllFrom:"$blockObject",allowAttributes:["src","style","width","height","controls"]}),e.conversion.for("dataDowncast").elementToStructure({model:"videoBlock",view:(e,{writer:t})=>this._createBlockVideoViewElement(t)}),e.conversion.for("editingDowncast").elementToStructure({model:"videoBlock",view:(e,{writer:t})=>yp(this._createBlockVideoViewElement(t),t)}),e.conversion.for("downcast").add(this._downcastVideoAttribute("videoBlock","src")).add(this._downcastVideoAttribute("videoBlock","style")).add(this._downcastVideoAttribute("videoBlock","controls")).add(this._downcastVideoAttribute("videoBlock"))}_createBlockVideoViewElement(e){return e.createContainerElement("figure",{class:"video"},[e.createEmptyElement("video"),e.createSlot()])}_downcastVideoAttribute(e,t){const i=this.editor;return n=>{n.on(`attribute:${t}:${e}`,((e,t,n)=>{if(!n.consumable.consume(t.item,e.name))return;let s=n.mapper.toViewElement(t.item);for(const{item:e}of i.editing.view.createRangeIn(s))if(e&&e.is("element","video")){s=e;break}n.writer.setAttribute(t.attributeKey,t.attributeNewValue||"",s)}))}}}class wx{constructor(e){this.loader=e}upload(){return new Promise(((e,t)=>{if(window.AdminUploadAdapter)this.loader.file.then((function(t){(new window.AdminUploadAdapter).upload([t],(function(t){e({urls:{default:t}})}))}));else{const i=this.reader=new window.FileReader;i.addEventListener("load",(()=>{e({default:i.result})})),i.addEventListener("error",(e=>{t(e)})),i.addEventListener("abort",(()=>{t()})),this.loader.file.then((e=>{i.readAsDataURL(e)}))}}))}abort(){this.reader.abort()}}class vx extends nf{}vx.builtinPlugins=[class extends ur{static get requires(){return[hf,mf]}static get pluginName(){return"Alignment"}},class extends ur{static get requires(){return[Ef]}static get pluginName(){return"Autoformat"}afterInit(){this._addListAutoformats(),this._addBasicStylesAutoformats(),this._addHeadingAutoformats(),this._addBlockQuoteAutoformats(),this._addCodeBlockAutoformats(),this._addHorizontalLineAutoformats()}_addListAutoformats(){const e=this.editor.commands;e.get("bulletedList")&&Jf(this.editor,this,/^[*-]\s$/,"bulletedList"),e.get("numberedList")&&Jf(this.editor,this,/^1[.|)]\s$/,"numberedList"),e.get("todoList")&&Jf(this.editor,this,/^\[\s?\]\s$/,"todoList"),e.get("checkTodoList")&&Jf(this.editor,this,/^\[\s?x\s?\]\s$/,(()=>{this.editor.execute("todoList"),this.editor.execute("checkTodoList")}))}_addBasicStylesAutoformats(){const e=this.editor.commands;if(e.get("bold")){const e=Xf(this.editor,"bold");Qf(this.editor,this,/(?:^|\s)(\*\*)([^*]+)(\*\*)$/g,e),Qf(this.editor,this,/(?:^|\s)(__)([^_]+)(__)$/g,e)}if(e.get("italic")){const e=Xf(this.editor,"italic");Qf(this.editor,this,/(?:^|\s)(\*)([^*_]+)(\*)$/g,e),Qf(this.editor,this,/(?:^|\s)(_)([^_]+)(_)$/g,e)}if(e.get("code")){const e=Xf(this.editor,"code");Qf(this.editor,this,/(`)([^`]+)(`)$/g,e)}if(e.get("strikethrough")){const e=Xf(this.editor,"strikethrough");Qf(this.editor,this,/(~~)([^~]+)(~~)$/g,e)}}_addHeadingAutoformats(){const e=this.editor.commands.get("heading");e&&e.modelElements.filter((e=>e.match(/^heading[1-6]$/))).forEach((t=>{const i=t[7],n=new RegExp(`^(#{${i}})\\s$`);Jf(this.editor,this,n,(()=>{if(!e.isEnabled||e.value===t)return!1;this.editor.execute("heading",{value:t})}))}))}_addBlockQuoteAutoformats(){this.editor.commands.get("blockQuote")&&Jf(this.editor,this,/^>\s$/,"blockQuote")}_addCodeBlockAutoformats(){const e=this.editor,t=e.model.document.selection;e.commands.get("codeBlock")&&Jf(e,this,/^```$/,(()=>{if(t.getFirstPosition().parent.is("element","listItem"))return!1;this.editor.execute("codeBlock",{usePreviousLanguageChoice:!0})}))}_addHorizontalLineAutoformats(){this.editor.commands.get("horizontalLine")&&Jf(this.editor,this,/^---$/,"horizontalLine")}},class extends ur{static get requires(){return[ib,pb,ub,Ef]}static get pluginName(){return"AutoImage"}constructor(e){super(e),this._timeoutId=null,this._positionToInsert=null}init(){const e=this.editor,t=e.model.document;this.listenTo(e.plugins.get("ClipboardPipeline"),"inputTransformation",(()=>{const e=t.selection.getFirstRange(),i=Au.fromPosition(e.start);i.stickiness="toPrevious";const n=Au.fromPosition(e.end);n.stickiness="toNext",t.once("change:data",(()=>{this._embedImageBetweenPositions(i,n),i.detach(),n.detach()}),{priority:"high"})})),e.commands.get("undo").on("execute",(()=>{this._timeoutId&&(ks.window.clearTimeout(this._timeoutId),this._positionToInsert.detach(),this._timeoutId=null,this._positionToInsert=null)}),{priority:"high"})}_embedImageBetweenPositions(e,t){const i=this.editor,n=new Ld(e,t),s=n.getWalker({ignoreElementEnd:!0}),o=Object.fromEntries(i.model.document.selection.getAttributes()),r=this.editor.plugins.get("ImageUtils");let a="";for(const e of s)e.item.is("$textProxy")&&(a+=e.item.data);a=a.trim(),a.match(wb)?(this._positionToInsert=Au.fromPosition(e),this._timeoutId=ks.window.setTimeout((()=>{i.commands.get("insertImage").isEnabled?(i.model.change((e=>{let t;this._timeoutId=null,e.remove(n),n.detach(),"$graveyard"!==this._positionToInsert.root.rootName&&(t=this._positionToInsert.toPosition()),r.insertImage({...o,src:a},t),this._positionToInsert.detach(),this._positionToInsert=null})),i.plugins.get("Delete").requestUndoOnBackspace()):n.detach()}),100)):n.detach()}},Xb,class extends ur{static get requires(){return[sw,ow]}static get pluginName(){return"BlockQuote"}},class extends ur{static get requires(){return[lw,dw]}static get pluginName(){return"Bold"}},class extends ur{static get requires(){return[uw,gw]}static get pluginName(){return"Code"}},class extends ur{static get requires(){return[ib,lp,_w,up,Sf,ub]}static get pluginName(){return"Essentials"}},class extends ur{static get requires(){return[Vw,Bw]}static get pluginName(){return"FontBackgroundColor"}},class extends ur{static get requires(){return[Mw,Fw]}static get pluginName(){return"FontColor"}},class extends ur{static get requires(){return[$w,Ww]}static get pluginName(){return"FontFamily"}},class extends ur{static get requires(){return[Jw,Qw]}static get pluginName(){return"FontSize"}normalizeSizeOptions(e){return Uw(e)}},class extends ur{static get pluginName(){return"GeneralHtmlSupport"}static get requires(){return[KT,ex,tx,ix,nx,ox,rx,ax,lx,cx,hx]}init(){const e=this.editor,t=e.plugins.get(KT);t.loadAllowedConfig(e.config.get("htmlSupport.allow")||[]),t.loadDisallowedConfig(e.config.get("htmlSupport.disallow")||[])}getGhsAttributeNameForElement(e){const t=this.editor.plugins.get("DataSchema"),i=Array.from(t.getDefinitionsForView(e,!1));return i&&i.length&&i[0].isInline&&!i[0].isObject?i[0].model:"htmlAttributes"}addModelHtmlClass(e,t,i){const n=this.editor.model,s=this.getGhsAttributeNameForElement(e);n.change((e=>{for(const o of ux(n,i,s))mx(e,o,s,"classes",(e=>{for(const i of ro(t))e.add(i)}))}))}removeModelHtmlClass(e,t,i){const n=this.editor.model,s=this.getGhsAttributeNameForElement(e);n.change((e=>{for(const o of ux(n,i,s))mx(e,o,s,"classes",(e=>{for(const i of ro(t))e.delete(i)}))}))}setModelHtmlAttributes(e,t,i){const n=this.editor.model,s=this.getGhsAttributeNameForElement(e);n.change((e=>{for(const o of ux(n,i,s))mx(e,o,s,"attributes",(e=>{for(const[i,n]of Object.entries(t))e.set(i,n)}))}))}removeModelHtmlAttributes(e,t,i){const n=this.editor.model,s=this.getGhsAttributeNameForElement(e);n.change((e=>{for(const o of ux(n,i,s))mx(e,o,s,"attributes",(e=>{for(const i of ro(t))e.delete(i)}))}))}setModelHtmlStyles(e,t,i){const n=this.editor.model,s=this.getGhsAttributeNameForElement(e);n.change((e=>{for(const o of ux(n,i,s))mx(e,o,s,"styles",(e=>{for(const[i,n]of Object.entries(t))e.set(i,n)}))}))}removeModelHtmlStyles(e,t,i){const n=this.editor.model,s=this.getGhsAttributeNameForElement(e);n.change((e=>{for(const o of ux(n,i,s))mx(e,o,s,"styles",(e=>{for(const i of ro(t))e.delete(i)}))}))}},class extends ur{static get requires(){return[sv,ov]}static get pluginName(){return"Heading"}},class extends ur{static get requires(){return[av,lv,Dp]}static get pluginName(){return"HorizontalLine"}},class extends ur{static get requires(){return[Av,Tv]}static get pluginName(){return"Image"}},class extends ur{static get requires(){return[Sv,Pv]}static get pluginName(){return"ImageCaption"}},class extends ur{static get pluginName(){return"ImageInsert"}static get requires(){return[Gv,Zv,Xv]}},class extends ur{static get requires(){return[t_,a_,n_]}static get pluginName(){return"ImageResize"}},class extends ur{static get requires(){return[k_,A_]}static get pluginName(){return"ImageStyle"}},class extends ur{static get requires(){return[Lp,pb]}static get pluginName(){return"ImageToolbar"}afterInit(){const e=this.editor,t=e.t,i=e.plugins.get(Lp),n=e.plugins.get("ImageUtils");var s;i.register("image",{ariaLabel:t("Image toolbar"),items:(s=e.config.get("image.toolbar")||[],s.map((e=>L(e)?e.name:e))),getRelatedElement:e=>n.getClosestSelectedImageWidget(e)})}},Gv,class extends ur{static get pluginName(){return"Indent"}static get requires(){return[E_,I_]}},class extends ur{constructor(e){super(e),e.config.define("indentBlock",{offset:40,unit:"px"})}static get pluginName(){return"IndentBlock"}init(){const e=this.editor,t=e.config.get("indentBlock"),i=!t.classes||!t.classes.length,n=Object.assign({direction:"forward"},t),s=Object.assign({direction:"backward"},t);i?(e.data.addStyleProcessorRules(Xm),this._setupConversionUsingOffset(e.conversion),e.commands.add("indentBlock",new R_(e,new V_(n))),e.commands.add("outdentBlock",new R_(e,new V_(s)))):(this._setupConversionUsingClasses(t.classes),e.commands.add("indentBlock",new R_(e,new O_(n))),e.commands.add("outdentBlock",new R_(e,new O_(s))))}afterInit(){const e=this.editor,t=e.model.schema,i=e.commands.get("indent"),n=e.commands.get("outdent"),s=e.config.get("heading.options");(s&&s.map((e=>e.model))||B_).forEach((e=>{t.isRegistered(e)&&t.extend(e,{allowAttributes:"blockIndent"})})),t.setAttributeProperties("blockIndent",{isFormatting:!0}),i.registerChildCommand(e.commands.get("indentBlock")),n.registerChildCommand(e.commands.get("outdentBlock"))}_setupConversionUsingOffset(){const e=this.editor.conversion,t="rtl"===this.editor.locale.contentLanguageDirection?"margin-right":"margin-left";e.for("upcast").attributeToAttribute({view:{styles:{[t]:/[\s\S]+/}},model:{key:"blockIndent",value:e=>e.getStyle(t)}}),e.for("downcast").attributeToAttribute({model:"blockIndent",view:e=>({key:"style",value:{[t]:e}})})}_setupConversionUsingClasses(e){const t={model:{key:"blockIndent",values:[]},view:{}};for(const i of e)t.model.values.push(i),t.view[i]={key:"class",value:[i]};this.editor.conversion.attributeToAttribute(t)}},class extends ur{static get requires(){return[M_,D_]}static get pluginName(){return"Italic"}},class extends ur{static get requires(){return[U_,Z_,Xb]}static get pluginName(){return"Link"}},class extends ur{static get requires(){return[ty,sy]}static get pluginName(){return"LinkImage"}},class extends ur{static get requires(){return[Ny,zy]}static get pluginName(){return"List"}},class extends ur{static get requires(){return[jy,Xy]}static get pluginName(){return"ListProperties"}},class extends ur{static get requires(){return[gx,bx,Dp]}static get pluginName(){return"UploadVideo"}},class extends ur{static get requires(){return[Rv]}static get pluginName(){return"ThinkUploadImageAdapter"}init(){this.editor.plugins.get(Rv).createUploadAdapter=e=>new wx(e)}},ev,class extends ur{static get pluginName(){return"PasteFromOffice"}static get requires(){return[ip]}init(){const e=this.editor,t=e.editing.view.document,i=[];i.push(new uk(t)),i.push(new ak(t)),e.plugins.get("ClipboardPipeline").on("inputTransformation",((n,s)=>{if(s._isTransformedWithPasteFromOffice)return;if(e.model.document.selection.getFirstPosition().parent.is("element","codeBlock"))return;const o=s.dataTransfer.getData("text/html"),r=i.find((e=>e.isActive(o)));r&&(s._parsedData=gk(o,t.stylesProcessor),r.execute(s),s._isTransformedWithPasteFromOffice=!0)}),{priority:"high"})}},class extends ur{static get requires(){return[wk,pk]}static get pluginName(){return"RemoveFormat"}},class extends ur{static get requires(){return[_k,kk]}static get pluginName(){return"Strikethrough"}},class extends ur{static get requires(){return[PA,VA,BA,$A,LA,NA,Dp]}static get pluginName(){return"Table"}},class extends ur{static get pluginName(){return"TableCaption"}static get requires(){return[QA,YA]}},class extends ur{static get pluginName(){return"TableCellProperties"}static get requires(){return[WC,PC]}},class extends ur{static get requires(){return[oT,VC]}static get pluginName(){return"TableColumnResize"}},class extends ur{static get pluginName(){return"TableProperties"}static get requires(){return[fT,yT]}},class extends ur{static get requires(){return[Lp]}static get pluginName(){return"TableToolbar"}afterInit(){const e=this.editor,t=e.t,i=e.plugins.get(Lp),n=e.config.get("table.contentToolbar"),s=e.config.get("table.tableToolbar");n&&i.register("tableContent",{ariaLabel:t("Table toolbar"),items:n,getRelatedElement:bC}),s&&i.register("table",{ariaLabel:t("Table toolbar"),items:s,getRelatedElement:pC})}},class extends ur{static get requires(){return["Delete","Input"]}static get pluginName(){return"TextTransformation"}constructor(e){super(e),e.config.define("typing",{transformations:{include:Hf}})}init(){const e=this.editor.model.document.selection;e.on("change:range",(()=>{this.isEnabled=!e.anchor.parent.is("element","codeBlock")})),this._enableTransformationWatchers()}_enableTransformationWatchers(){const e=this.editor,t=e.model,i=e.plugins.get("Delete"),n=function(e){const t=e.extra||[],i=e.remove||[],n=e=>!i.includes(e);return function(e){const t=new Set;for(const i of e)if("string"==typeof i&&Lf[i])for(const e of Lf[i])t.add(e);else t.add(i);return Array.from(t)}(e.include.concat(t).filter(n)).filter(n).map((e=>"string"==typeof e&&zf[e]?zf[e]:e)).filter((e=>"object"==typeof e)).map((e=>({from:$f(e.from),to:Wf(e.to)})))}(e.config.get("typing.transformations")),s=new If(e.model,(e=>{for(const t of n){if(t.from.test(e))return{normalizedTransformation:t}}}));s.on("matched:data",((e,n)=>{if(!n.batch.isTyping)return;const{from:s,to:o}=n.normalizedTransformation,r=s.exec(n.text),a=o(r.slice(1)),l=n.range;let c=r.index;t.enqueueChange((e=>{for(let i=1;i<r.length;i++){const n=r[i],s=a[i-1];if(null==s){c+=n.length;continue}const 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