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Automatically opens the YouTube chapter selection.
// ==UserScript==
// @name YouTube chapter auto open
// @description Automatically opens the YouTube chapter selection.
// @namespace Violentmonkey Scripts
// @match https://www.youtube.com/*
// @match https://m.youtube.com/*
// @grant none
// @version 2.0.1
// @author AstragoDE (https://github.com/AstragoDE)
// @run-at document-end
// @homepageURL https://github.com/AstragoTech/youtube_chapter_auto_open
// @icon https://www.google.com/s2/favicons?domain=youtube.com
// @compatible chrome Chrome + Tampermonkey or Violentmonkey
// @compatible firefox Firefox + Greasemonkey or Tampermonkey or Violentmonkey
// @compatible opera Opera + Tampermonkey or Violentmonkey
// @compatible edge Edge + Tampermonkey or Violentmonkey
// @compatible safari Safari + Tampermonkey or Violentmonkey
// @license This work © 2022 by AstragoDE is licensed under CC BY-SA 4.0
// ==/UserScript==
var currentLoc = window.location.href;
var lastLoc = "";
var mainInterval = setInterval(function (timer) {
currentLoc = window.location.href;
// /// Print currentt location
// window.console.log(currentLoc);
/// Only run on change of Window Location
if (currentLoc != lastLoc) {
/// Only run on video link
if (RegExp("^https://(w{3}|m).youtube.com/watch").test(currentLoc)) {
/// Try to click the open chapter Button for 3.0 seconds
var run = 0;
var secondaryInterval = setInterval(function (timer) {
run++;
if (run <= 16) {
document.querySelector(".ytp-chapter-title-content")?.click();
} else {
// timer.cancel();
clearInterval(secondaryInterval);
}
}, 250);
}
}
lastLoc = currentLoc;
}, 250);