// ==UserScript==
// @name         cometeo桌面通知
// @namespace    http://tampermonkey.net/
// @version      0.3
// @description  try to take over the world!
// @author       colodes
// @match        http://www.cometeo.com/room/*
// @grant        none
// ==/UserScript==
window.addEventListener('load', function () {
Notification.requestPermission(function (status) {
if (Notification.permission !== status) {
Notification.permission = status;
}
});
});
let elementToObserve = document.querySelector('#comments');
let observer = new MutationObserver(function (mutations) {
mutations.forEach(function (e) {
let addedChats = e.addedNodes;
var options = {
silent: true
}
var n = new Notification(addedChats[0].innerText,options);
n.onclick = function () {
try {
window.focus();
}
catch (ex) { };
};
});
});
const config = {
//    attributes: true,
childList: true,
//    characterData: true,
//    subtree: true
}
function background() {
observer.observe(elementToObserve, config);
}
function handleVisibilityChange() {
if (document.hidden) {
background();
} else {
observer.disconnect();
}
}
document.addEventListener("visibilitychange", handleVisibilityChange, false);