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path: root/youtube-noscript-shim.user.js
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// ==UserScript==
// @name        youtube-noscript-shim
// @namespace   systemreboot.net
// @description Use YouTube with NoScript
// @include     https://www.youtube.com/*
// @version     0.1
// @grant       none
// ==/UserScript==

// Copyright (C) 2017 Arun Isaac <arunisaac@systemreboot.net>

// This program is free software: you can redistribute it and/or
// modify it under the terms of the GNU General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.

// This program is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// General Public License for more details.

// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.

/**
 * Add/remove classes on one or more elements
 * @param {string} selector - CSS selector for the elements
 * @param {...string} classes - Classes to add/remove
 */
function toggleClasses (selector, ...classes) {
    document.querySelectorAll(selector).forEach(function (element) {
	classes.forEach(function (cls) {
	    element.classList.toggle(cls);
	});
    });
}

/**
 * Toggle boolean attributes on one or more elements
 * @param {string} selector - CSS selector for the elements
 * @param {...string} classes - Boolean attributes to toggle
 */
function toggleBooleanAttributes (selector, ...attributes) {
    document.querySelectorAll(selector).forEach(function (element) {
	attributes.forEach(function (attribute) {
	    element.setAttribute(attribute, element.getAttribute(attribute) == "true" ? "false" : "true");
	});
    });
}
    });
}

// Load thumbnails
Array.from(document.querySelectorAll("img[data-thumb]")).forEach(function (img) {
    img.setAttribute("src", img.getAttribute("data-thumb"));
});

// Search filters
document.querySelector(".filter-button").addEventListener("click", function () {
    toggleClasses(".filter-button", "yt-uix-button-toggled");
    toggleClasses(".search-header", "yt-uix-expander-collapsed");
    toggleBooleanAttributes(".filter-button", "aria-pressed");
});

// Menu
document.querySelector("#appbar-guide-button").addEvenetListener("click", function () {
    toggleClasses("html", "show-guide");
    toggleBooleanAttributes("#appbar-guide-button", "aria-expanded");
});