// ==UserScript==
// @name         腾讯云-合作伙伴学堂 - 自动学习外挂
// @version      1.2
// @description  此插件的目的是为了实现用户在<腾讯云-合作伙伴学堂>能够自动挂机学习, 插件会自动点击 <播放>, <静音>, <恢复播放进度>, <确认>, <下一课>按钮。目前已知的问题如下: 1.有时候由于学习窗口处于不活跃状态, 所以插件的功能可能会无法触发; 2.此插件只能自动挂机当前章节下的所有课程, 如果用户希望学习其他章节的内容, 需要手动切换章节.
// @match        https://cloudpartner.lexiangla.com/classes/*
// @match        https://cloudpartner.lexiangla.com/teams/*
// @author       CapSnake
// @namespace    https://greasyfork.org/zh-CN/users/200326-snake-cap
// @license      MIT
// @downloadURL none
// ==/UserScript==

(function() {
    'use strict';

    function getUnsafeWindow() {
        if (this) {
            //console.log(this);
            if (typeof(this.unsafeWindow) !== "undefined") { //Greasemonkey, Scriptish, Tampermonkey, etc.
                return this.unsafeWindow;
            } else if (typeof(unsafeWindow) !== "undefined" && this === window && unsafeWindow === window) { //Google Chrome natively
                var node = document.createElement("div");
                node.setAttribute("onclick", "return window;");
                return node.onclick();
            }
        } else { //Opera, IE7Pro, etc.
            return window;
        }
    }

    var myUnsafeWindow = getUnsafeWindow();
    //var doc = myUnsafeWindow.document;

    //var isContinuPlayBtnClicked = false;
    //var isPlayBtnClicked = false;
    //var isConfirmBtnClicked = false;
    //var isNextClassBtnClicked = false;

    var processTimer = null;
    var cntRetry = 0;
    myUnsafeWindow.clearInterval(processTimer);
    // 每隔5秒检测一次
    processTimer = myUnsafeWindow.setInterval(TimeProcess, 5000);

    // 检测函数
    function TimeProcess() {
        // 播放按钮表示时，点击按钮
        var playBtn = $(".vjs-big-play-button");
        //console.log(playBtn);
        if (playBtn.length > 0 && playBtn.css('display') != 'none') {
            console.log('点击播放.');
            //playBtn.click();
            $("#video-player_html5_api").get(0).play();
        }

        // 设置播放器静音
        var muteBtn = $(".vjs-mute-control.vjs-control.vjs-button.enable-volume-control");
        //console.log(muteBtn);
        if (muteBtn.length > 0 && muteBtn.css('display') != 'none') {

            var title = muteBtn.attr("title");
            //console.log('title = ', title);
            if (title != '取消静音') {
                console.log('点击静音.');
                $("#video-player_html5_api").prop('muted', true);
            }
        }

        // 恢复播放按钮表示时，点击按钮
        var continuePlayBtn = $(".tcp-continue-play-buttom");
        //console.log(continuePlayBtn);
        if (continuePlayBtn.length > 0 && continuePlayBtn.css('display') != 'none') {
            console.log('点击恢复播放.');
            continuePlayBtn.click();
        }

        // 确定按钮表示时，点击按钮
        var confirmBtn = $(".venom-btn.venom-btn-primary");
        //console.log(confirmBtn);
        if (confirmBtn.length > 0 && confirmBtn.css('display') != 'none') {
            console.log('点击确定.');
            confirmBtn.click();
        }

        // 下一课按钮表示时，点击按钮
        var nextClassBtn = $("a.blue.ml-m");
        //console.log(nextClassBtn);
        if (nextClassBtn.length > 0 && nextClassBtn.css('display') != 'none') {
            console.log('点击下一课.');

            var marker = '<span id = "marker"></span>';
            nextClassBtn.append(marker);
            console.log($('#marker'));
            $('#marker').click();
        }
    }
})();