vant-weapp/dist/toast/toast.js
2019-03-09 12:30:26 +08:00

61 lines
1.7 KiB
JavaScript

import { isObj } from '../common/utils';
const defaultOptions = {
type: 'text',
mask: false,
message: '',
show: true,
zIndex: 1000,
duration: 3000,
position: 'middle',
forbidClick: false,
loadingType: 'circular',
selector: '#van-toast'
};
let queue = [];
let currentOptions = Object.assign({}, defaultOptions);
function parseOptions(message) {
return isObj(message) ? message : { message };
}
function getContext() {
const pages = getCurrentPages();
return pages[pages.length - 1];
}
const Toast = (options = {}) => {
options = Object.assign({}, currentOptions, parseOptions(options));
const context = options.context || getContext();
const toast = context.selectComponent(options.selector);
if (!toast) {
console.warn('未找到 van-toast 节点,请确认 selector 及 context 是否正确');
return;
}
delete options.context;
delete options.selector;
queue.push(toast);
toast.set(options);
clearTimeout(toast.timer);
if (options.duration > 0) {
toast.timer = setTimeout(() => {
toast.clear();
queue = queue.filter(item => item !== toast);
}, options.duration);
}
return toast;
};
const createMethod = type => options => Toast(Object.assign({ type }, parseOptions(options)));
['loading', 'success', 'fail'].forEach(method => {
Toast[method] = createMethod(method);
});
Toast.clear = () => {
queue.forEach(toast => {
toast.clear();
});
queue = [];
};
Toast.setDefaultOptions = options => {
Object.assign(currentOptions, options);
};
Toast.resetDefaultOptions = () => {
currentOptions = Object.assign({}, defaultOptions);
};
export default Toast;