7820380e
 “wangming”
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import Vue from 'vue';
import Main from './main.vue';
import { PopupManager } from 'element-ui/src/utils/popup';
import { isVNode } from 'element-ui/src/utils/vdom';
import { isObject } from 'element-ui/src/utils/types';
let MessageConstructor = Vue.extend(Main);
let instance;
let instances = [];
let seed = 1;
const Message = function(options) {
if (Vue.prototype.$isServer) return;
options = options || {};
if (typeof options === 'string') {
options = {
message: options
};
}
let userOnClose = options.onClose;
let id = 'message_' + seed++;
options.onClose = function() {
Message.close(id, userOnClose);
};
instance = new MessageConstructor({
data: options
});
instance.id = id;
if (isVNode(instance.message)) {
instance.$slots.default = [instance.message];
instance.message = null;
}
instance.$mount();
document.body.appendChild(instance.$el);
let verticalOffset = options.offset || 20;
instances.forEach(item => {
verticalOffset += item.$el.offsetHeight + 16;
});
instance.verticalOffset = verticalOffset;
instance.visible = true;
instance.$el.style.zIndex = PopupManager.nextZIndex();
instances.push(instance);
return instance;
};
['success', 'warning', 'info', 'error'].forEach(type => {
Message[type] = (options) => {
if (isObject(options) && !isVNode(options)) {
return Message({
...options,
type
});
}
return Message({
type,
message: options
});
};
});
Message.close = function(id, userOnClose) {
let len = instances.length;
let index = -1;
let removedHeight;
for (let i = 0; i < len; i++) {
if (id === instances[i].id) {
removedHeight = instances[i].$el.offsetHeight;
index = i;
if (typeof userOnClose === 'function') {
userOnClose(instances[i]);
}
instances.splice(i, 1);
break;
}
}
if (len <= 1 || index === -1 || index > instances.length - 1) return;
for (let i = index; i < len - 1 ; i++) {
let dom = instances[i].$el;
dom.style['top'] =
parseInt(dom.style['top'], 10) - removedHeight - 16 + 'px';
}
};
Message.closeAll = function() {
for (let i = instances.length - 1; i >= 0; i--) {
instances[i].close();
}
};
export default Message;
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