audio-vis/raw/javascript/notification.js
2020-08-06 23:44:37 +02:00

77 lines
2 KiB
JavaScript

class NotificationHandler {
static instance = new NotificationHandler();
constructor() {
this.outer = $('.notification');
this.notifications = [];
}
async init() {
await template.loadTemplate('notification');
}
static createNotification(message, type, time) {
time = parseInt(time || "3000");
let handler = NotificationHandler.instance,
not = new Notification(message, type, time);
handler.notifications.push(not);
not.show();
return not;
}
}
class Notification {
constructor(message, type, time) {
this.outer = NotificationHandler.instance.outer;
this.message = message;
this.type = type;
this.time = time;
this.isRemoved = false;
}
async show() {
let self = this,
endless = self.time === -1;
self.item = create('div');
self.item.addClass('notification-item, ' + self.type);
if (endless) {
self.type += ' endless';
}
self.updateContent(self.message);
this.outer.appendChild(self.item);
if (!endless) {
setTimeout(this.remove.bind(this), self.time)
}
}
async remove() {
if (this.isRemoved) {
return;
}
this.isRemoved = true;
this.outer.removeChild(this.item);
let not = NotificationHandler.instance.notifications,
index = not.indexOf(this);
not.splice(index, 1);
delete this;
}
updateContent(message) {
let self = this,
isEndless = self.time === -1,
data = {
message: message,
time: isEndless ? 1000 : self.time + 1,
type: self.type,
}
this.item.innerHTML = template.parseTemplate('notification', data);
}
updateMessageOnly(message) {
let item = $('.message', this.item);
if (item) {
item.innerHTML = message;
}
}
}