// ==UserScript==
// @name         中国电信网上大学知识中心自动挂课
// @namespace    http://tampermonkey.net/
// @version      0.3
// @description  点击知识中心右下加的启动按钮，开启无人值守自动挂课模式！
// @author       HuangDingYun
// @match        https://kc.zhixueyun.com/
// @icon         https://www.google.com/s2/favicons?sz=64&domain=zhixueyun.com
// @require           https://lf26-cdn-tos.bytecdntp.com/cdn/expire-1-M/jquery/3.2.1/jquery.min.js
// @grant        unsafeWindow
// @grant             GM_openInTab
// @grant             GM.openInTab
// @grant             GM_getValue
// @grant             GM.getValue
// @grant             GM_setValue
// @grant             GM.setValue
// @grant             GM_xmlhttpRequest
// @grant             GM.xmlHttpRequest
// @grant             GM_registerMenuCommand
// @grant             GM_addValueChangeListener
// @downloadURL none
// ==/UserScript==

var $ = unsafeWindow.jQuery;

var classList = new Array();

var classList1 = new Array();

var nowCount = 0;

var divButton = '<div class="item" onclick="startAutoClass()"> <div id="startAutoPlayer" class="view"> <i class="iconfont icon-play"></i> <div class="text">自动挂课</div> </div> </div>';

var mideaButton = '<div id="clcikPlay" class="item" onclick="playMedil()"> <div id="startPlay" class="view"> <i class="iconfont icon-play"></i> <div class="text">播放</div> </div> </div>';

(function() {
    'use strict';
    setTimeout(function(){
        var url=window.location.hash
        var urlStr=url.toString()
        //增加页面功能按钮
        if(urlStr.match("/study/subject/detail/")){
            $("#D60toolbarTab").append(divButton)

        }else{
            //$("#D60toolbarTab").append(mideaButton)
        }
        //判断是否是课程页面
        if($("div.vjs-duration-display").size()!=0){
            isFinished()
        }
    },2500);

    setTimeout(function(){
        if($("button.videojs-referse-btn").size()!=0){
            playMedil()
            //$("button.videojs-referse-btn").get(0).click();
        }
    },4000);
    // Your code here...
})();

unsafeWindow.startAutoClass =function (){
    //$("div.catalog-state-info").each(function(index,element){
    //    $(this).children("div").each(function(index,element){
    //        $(this).children("div.default-skin").each(function(index,element){
    //            if($(this).children("i.icon-reload").size()==0){
    //                classList.push($(this).get(0).parentNode)
    //            }
    //        })
    //    })
    //})

    $("div.item.current-hover").each(function(index,element){
        if($(this).find("i.icon-reload").size()==0){
             classList1.push($(this).attr("id"))
        }
    })
    if(classList.length!=0){
        openClassPage2(0)
        //openClassPage(0);
    }else{
        alert("已经完成当前课题下的全部课程！")
    }
    
}


GM_onMessage('_.unique.name.greetings', function(src, message) {
    console.log('[onMessage]', src, '=>', message);
    nowCount++;
    //if(nowCount<classList.length){
    //    openClassPage(nowCount);
    //}
    if(nowCount<classList1.length){
    openClassPage2(nowCount)
    }
})

function GM_onMessage(label, callback) {
  GM_addValueChangeListener(label, function() {
    callback.apply(undefined, arguments[2]);
  });
}

function GM_sendMessage(label) {
  GM_setValue(label, Array.from(arguments).slice(1));
}

function isFinished(){
    let timer =setTimeout(function () {
        if($("div.anew-text").size()!=0&&$("div.anew-text").text()=="您已完成该课程的学习"){
            GM_sendMessage('_.unique.name.greetings', window.location.href,"finished at "+new Date());
             window.close();
        }else{
        //console.log("学习中");
        isFinished()
        }
    }, 1000)
}

//function openClassPage(nowCount){
//    var page=0
//    $("div.catalog-state-info").each(function(index,element){
//        $(this).children("div").each(function(index,element){
//            $(this).children("div.default-skin").each(function(index,element){
//                if($(this).children("i.icon-reload").size()==0){
//                    if(nowCount==page){
//                        $(this).get(0).click();
//                        //console.log($(this).get(0).parentNode)
//                        //console.log(nowCount+"->"+page)
//                    }
//                    page++;
//                }
//            })
//        })
//    })
//}

function openClassPage2(nowCount){
    console.log($("div#"+classList1[nowCount]))
   $("div#"+classList1[nowCount]).click();
}

unsafeWindow.playMedil = function(){
    if($("button.videojs-referse-btn").size()!=0){
        //console.log($("button.videojs-referse-btn").get(0))
        //console.log($("span.vjs-control-text:contains(', opens captions settings dialog')"))
        if($("span.vjs-control-text:contains(', opens captions settings dialog')").size()!=0){
            $("span.vjs-control-text:contains(', opens captions settings dialog')").remove();
        }
       $("span.vjs-control-text").click()
    }
}

function play(index){
    setTimeout(function(){
        if(index<$("span.vjs-control-text").size()){
            console.log(index);
            $("span.vjs-control-text").get(index).click();
            index++;
            play(index);
        }
    },2000);
}