{extend name='admin@public/content'}

{block name='content'}

<!--左侧图文列表 开始-->
<div class="panel panel-default news-left">
    <div class="panel-heading">图文列表</div>
    <div class="panel-body news-box">
        {if empty($vo['articles']) eq false}
        <!--{foreach $vo.articles as $key=>$value}-->
        <div class="news-item transition" data-id="{$value.id}" style="background-image:url('{$value.local_url}?imageView2/1/w/338/h/190/interlace/1')">
            <a class="upload-multiple-close layui-icon hide">&#x1006;</a>
            <span class="news-title">{$value.title}</span>
        </div>
        <hr/>
        <!--{/foreach}-->
        {else}
        <div class="news-item transition active news-image" style="background-image:url('__STATIC__/plugs/uploader/theme/image.png')">
            <a class="upload-multiple-close layui-icon hide">&#x1006;</a>
            <span class="news-title"></span>
        </div>
        <hr/>
        {/if}
        <a href="javascript:void(0)" class='article-add transition' data-text-tip="添加图文">
            <i class="fa fa-plus"></i>
        </a>
    </div>
</div>
<!--左侧图文列表 结束-->

<!--右侧编辑区 开始-->
<div class="panel panel-default news-right">
    <div class="panel-heading">图文内容编辑</div>
    <div class="panel-body">
        <form class="form-horizontal" role="form" name="news" onsubmit="return false;">

            <div class="form-group">
                <div class="col-md-12">
                    <div class="input-group">
                        <span class="input-group-addon">标 题</span>
                        <input maxlength="64" required title="标题不能为空哦" placeholder="请在这里输入标题" name='title' class="layui-input">
                        <input type="hidden" name="id">
                    </div>
                </div>
            </div>

            <div class="form-group">
                <div class="col-md-12">
                    <div class="input-group">
                        <span class="input-group-addon">作 者</span>
                        <input maxlength="8" required title="作者不能为空哦" placeholder="请输入作者" name='author' class="layui-input">
                    </div>
                </div>
            </div>

            <div class="form-group">
                <div class="col-md-12">
                    <div class="form-control" style="height:auto">
                        <label class="color-desc">图文封面大图片设置</label>
                        <div class="row nowrap">
                            <div class="col-xs-3" style="width:160px">
                                <div class="upload-image-box transition">
                                    <input value="__STATIC__/plugs/uploader/theme/image.png" type="hidden" name="local_url">
                                </div>
                            </div>
                            <div class="col-xs-6">
                                <br>
                                <a data-file="one" data-type="jpg,png,jpeg" data-field="local_url" class="btn btn-sm">上传图片</a>
                                <a data-title="选择图片" data-iframe='{:url("image")}?field=local_url' class="btn btn-sm">选择图片</a>
                                <br><br>
                                <label class="magin-left-0 padding-left-0">
                                    <input data-auto-none type="checkbox" value="1" name="show_cover_pic">
                                    在正文显示此图片
                                </label>
                            </div>
                        </div>
                        <p class="help-block margin-top-10 color-desc">封面大图片建议尺寸：900像素 * 500像素</p>
                    </div>
                </div>
            </div>

            <div class="form-group">
                <div class="col-md-12"><textarea name='content'></textarea></div>
            </div>

            <div class="form-group">
                <div class="col-md-12">
                    <label class="color-desc">摘要选填，如果不填写会默认抓取正文前54个字</label>
                    <textarea name="digest" class="layui-textarea" style="height:80px;resize:none"></textarea>
                </div>
            </div>
            <div class="form-group">
                <div class="col-md-12">
                    <label style="display:block"><span class="color-desc">原文链接<b>选填</b>，填写之后在图文左下方会出现此链接</span>
                        <input maxlength="200" name='content_source_url' class="layui-input">
                    </label>
                </div>
            </div>
            <div class="form-actions">
                <div class="row">
                    <div class="col-md-offset-4 col-md-9">
                        <button data-submit type="button" class="layui-btn">保存图文</button>
                    </div>
                </div>
            </div>
        </form>
    </div>
</div>
<!--右侧编辑区 结束-->

{/block}


{block name='script'}
<textarea class="hide" id="newsdata">{$vo.articles|default=[]|json_encode=256|raw}</textarea>
<script>
    require(['ckeditor'], function () {

        var editDdata = JSON.parse(document.getElementById('newsdata').innerHTML);

        for (var i in editDdata) {
            $('.news-item').eq(i).data('item', editDdata[i]);
        }

        /*! 实例富文本编辑器  */
        var editor, $item, $body = $('body'), $form = $('form[name="news"]');

        /*! 默认编辑第一篇图文 */
        editor = window.createEditor('[name="content"]');
        $form.validate();

        /*! 上传图片 */
        $body.on('change', '.upload-image-box input', function () {
            $('.news-item.active').css('background-image', 'url(' + this.value + ')');
            $(this).parent('.upload-image-box').css('background-image', 'url(' + this.value + ')');
        });

        /*! 数据提交 */
        $form.find('button[data-submit]').on('click', function () {
            var data = [];
            $form.submit();
            if (!syncEditor($('.news-item.active'))) {
                editor.setData('文章内容不能留空，请输入内容！');
                return false;
            }
            $('.news-item').map(function () {
                var item = $(this).data('item');
                item.content = item.content || '文章内容不能留空，请输入内容！';
                data.push(item);
            });
            $.form.load('{:request()->url()}', {data: data}, "post");
        });

        /*! 输入标题显示 */
        $form.find('[name="title"]').on('keyup', function () {
            if ($item) {
                $item.find('.news-title').html(this.value).show();
            }
        });

        /*! 同步编辑器 */
        function syncEditor($pItem) {
            // 处理上一个编辑器
            if ($form && $pItem && $pItem.size() > 0) {
                var data = {};
                data.id = $form.find('[name=id]').val();
                data.title = $form.find('[name=title]').val();
                data.local_url = $form.find('[name=local_url]').val();
                data.content = editor.getData() || '';
                data.author = $form.find('[name=author]').val();
                data.digest = $form.find('[name=digest]').val();
                data.show_cover_pic = $form.find('[name="show_cover_pic"]').get(0).checked ? 1 : 0;
                data.content_source_url = $form.find('[name="content_source_url"]').val();
                $form.find('[name=local_url]').trigger('change');
                $pItem.data('item', data), $form.submit();
                if ($form.find('input.validate-error').size() > 0 || data.content.length < 1) {
                    ((data.content || '').length < 1) && editor.setData('文章内容不能留空，请输入内容！');
                    $pItem.addClass('active').siblings().removeClass('active');
                    return false;
                }
            }
            return true;
        }

        /*! 显示编辑器 */
        function showEditor() {
            // 读取对象数据
            $item = $('.news-item.active');
            this.get = function () {
                var data = $item.data('item') || {};
                data.id = data.id || 0;
                data.title = data.title || '';
                data.local_url = data.local_url || '__STATIC__/plugs/uploader/theme/image.png';
                data.content = data.content || '';
                data.author = data.author || '';
                data.digest = data.digest || '';
                data.content_source_url = data.content_source_url || '';
                data.show_cover_pic = data.show_cover_pic || 0;
                return data;
            };
            // 重置表单
            $form.get(0).reset();
            // 获取当前数据
            var data = this.get();
            for (var i in data) {
                if (i !== 'content' && i !== 'show_cover_pic') {
                    $form.find('[name="' + i + '"]').val(data[i]).trigger('change');
                }
            }
            if (parseInt(data.show_cover_pic) === 1) {
                $form.find('[name="show_cover_pic"]').get(0).checked = true;
            }

            editor.setData(htmldecode(data.content));

            function htmldecode(string) {
                var div = document.createElement('div');
                div.innerHTML = string;
                return div.innerText || div.textContent;
            }
        }

        /*! 添加新图文 */
        $body.off('click', '.news-box .article-add').on('click', '.news-box .article-add', function () {
            var $html = $('<div class="news-item transition" style="background-image:url(__STATIC__/plugs/uploader/theme/image.png)"><a class="upload-multiple-close layui-icon hide">&#x1006;</a><span class="news-title"></span></div><hr />');
            $html.insertBefore(this).trigger('click');
            $('.news-item').size() >= 7 && $(this).hide();
        });

        /*! 列表选择 */
        $body.off('click', '.news-item').on('click', '.news-item', function () {
            if (syncEditor($('.news-item.active'))) {
                $(this).addClass('active').siblings().removeClass('active');
                showEditor($item);
            }
        });

        /*! 隐藏删除按钮 */
        $body.off('mouseleave').on('mouseleave', '.news-item', function () {
            $(this).find('.upload-multiple-close').addClass('hide');
        });

        /*! 显示删除按钮 */
        $body.off('mouseenter', '.news-item').on('mouseenter', '.news-item', function () {
            $('.upload-multiple-close').addClass('hide');
            $(this).find('.upload-multiple-close').removeClass('hide');
        });

        /*! 删除操作图文 */
        $body.off('click', '.upload-multiple-close').on('click', '.upload-multiple-close', function () {
            var $box = $(this).parents('.news-item');
            $box.add($box.next('hr')).remove();
            $('.news-item').size() < 7 && $('.news-box .article-add').show();
        });

        /*! 默认显示第一个 */
        $('.news-box .news-item:first').trigger('click');

    });
</script>
{/block}

{block name="style"}
<style>
    .panel {
        border-radius: 0
    }

    .news-left {
        left: 20px;
        width: 300px;
        position: absolute;
    }

    .news-right {
        left: 330px;
        right: 20px;
        overflow: hidden;
        position: absolute;
    }

    .news-left .news-item {
        width: 280px;
        height: 150px;
        max-width: 270px;
        overflow: hidden;
        position: relative;
        border: 1px solid #ccc;
        background-size: cover;
        background-position: center center;
    }

    .news-left .news-item.active {
        border: 1px solid #44b549 !important;
    }

    .news-left .article-add {
        color: #999;
        display: block;
        font-size: 22px;
        text-align: center;
    }

    .news-left .article-add:hover {
        color: #666;
    }

    .news-left .news-title {
        bottom: 0;
        color: #fff;
        width: 272px;
        display: block;
        padding: 0 5px;
        max-height: 6em;
        overflow: hidden;
        margin-left: -1px;
        position: absolute;
        text-overflow: ellipsis;
        background: rgba(0, 0, 0, 0.7);
    }

    .news-right .layui-input {
        border-radius: 0;
        border: 1px solid #e5e6e7;
    }

    .news-right .layui-input:hover, .news-right .layui-input:focus {
        border-color: #e5e6e7 !important;
    }

    .news-right .input-group-addon {
        background: #fff;
        border-radius: 0;
        border-color: #e5e6e7;
    }

    .news-right .upload-image-box {
        margin: 5px;
        width: 130px;
        height: 90px;
        background-size: cover;
        background-position: center center;
        border: 1px solid rgba(125, 125, 125, 0.1);
    }

    .news-item .upload-multiple-close {
        color: #fff;
        width: 30px;
        height: 30px;
        float: right;
        margin-top: -1px;
        line-height: 30px;
        text-align: center;
        margin-right: -1px;
        background-color: rgba(0, 0, 0, .5);
    }

    .news-item .upload-multiple-close:hover {
        text-decoration: none
    }
</style>
{/block}