// ==UserScript==// @name           YouTube dark at night// @version        0.3.1// @description    Auto turn on YouTube dark theme at night.// @description:ru Автоматически включает тёмную тему YouTube ночью.// @author         gvvad// @run-at         document-end// @include        http*://www.youtube.com/*// @include        http*://youtube.com/*// @grant          none// @license        MIT; https://opensource.org/licenses/MIT// @copyright      2021, gvvad// @namespace      https://greasyfork.org/users/100160// ==/UserScript==(function() {'use strict';//******************************************///* You can customize settings as you like *///* night time (22:00 - 6:59 default)      *///* check interval (5 minutes default)     *///******************************************/const STORAGE_NAME = "yt_dark_night";let scope = {nightHour: 22,dayHour: 7,interval: 5 * 60 * 1000,ytdApp: document.querySelector("ytd-app"),getYtdThemeToggle: function() {const TT_NODE = "ytd-toggle-theme-compact-link-renderer";return this.ytdApp.querySelector(TT_NODE) || document.createElement(TT_NODE);},get _onDarkModeToggleAction() {return this.ytdApp.onDarkModeToggledAction || this.ytdApp.onDarkModeToggledAction_;},get isDark() {return localStorage[STORAGE_NAME] == "1";},set isDark(v) {localStorage[STORAGE_NAME] = (v)? "1" : "0";},switchTheme: function() {this._turnDarkTheme(this.isDark);},_turnDarkTheme: function(v) {try {if ((this.ytdApp.isAppDarkTheme || this.ytdApp.isAppDarkTheme_).call(this.ytdApp) != v) {if (!this._onDarkModeToggleAction) {let ytdTt = this.getYtdThemeToggle();if (v) {(ytdTt.handleSignalActionToggleDarkThemeOn || ytdTt.handleSignalActionToggleDarkThemeOn_).call(ytdTt);} else {(ytdTt.handleSignalActionToggleDarkThemeOff || ytdTt.handleSignalActionToggleDarkThemeOff_).call(ytdTt);}}this._onDarkModeToggleAction.call(this.ytdApp);}} catch(e) {console.log(`YTDark e:${e.message}`);}}};window.addEventListener("storage", function(ev) {if (ev.key == STORAGE_NAME) {this.switchTheme();}}.bind(scope));let dispatcher = function() {let hrs = (new Date()).getHours();this.isDark = (hrs >= this.nightHour || hrs < this.dayHour);this.switchTheme();}.bind(scope);scope.observer = new MutationObserver(function(mRecord) {if (!!(this.ytdApp.isAppDarkTheme || this.ytdApp.isAppDarkTheme_)) {dispatcher();this.observer.disconnect();delete this.observer;}}.bind(scope));scope.observer.observe(scope.ytdApp, {attributes: false, childList: true, characterData: false});setInterval(dispatcher, scope.interval);})();