// ==UserScript==
// @name         国开学习网教师登陆天数辅助
// @namespace    https://greasyfork.org/zh-CN/users/707063-genexy
// @version      202106022347
// @description  国家开放大学,国开学习网教师登陆天数和进入课程辅助工具,请设置浏览器允许弹窗网站(thome.ouchn.cn)
// @author       流浪的蛊惑
// @match        *://*.ouchn.cn/*
// @grant        none
// @downloadURL none
// ==/UserScript==
var href = location.href;
function addXMLRequestCallback(callback){//监听请求
    var oldSend, i;
    if( XMLHttpRequest.callbacks ) {
        XMLHttpRequest.callbacks.push( callback );
    } else {
        XMLHttpRequest.callbacks = [callback];
        oldSend = XMLHttpRequest.prototype.send;
        XMLHttpRequest.prototype.send = function(){//监听发送
            for( i = 0; i < XMLHttpRequest.callbacks.length; i++ ) {
                XMLHttpRequest.callbacks[i]( this );
            }
            oldSend.apply(this, arguments);
        }
        XMLHttpRequest.prototype.wrappedSetRequestHeader=XMLHttpRequest.prototype.setRequestHeader;
        XMLHttpRequest.prototype.setRequestHeader = function(header, value) {//监听自定义主机头
            this.wrappedSetRequestHeader(header, value);
            if(!this.headers) {
                this.headers = {};
            }
            if(!this.headers[header]) {
                this.headers[header] = [];
            }
            this.headers[header].push(value);
        }
    }
}
(function() {
    'use strict';
    addXMLRequestCallback( function( xhr ) {
        xhr.addEventListener("load", function(){
            if (xhr.readyState==4 && xhr.status==200) {
                if (xhr.responseURL.includes("thome.ouchn.cn")){
                    let dat=JSON.parse(xhr.responseText);
                    console.log(dat);
                }
            }
        });
    });
    var nextjs=0,dlxs=true;
    setInterval(function(){
        let dlxx=localStorage.getItem("登陆帐号");
        if(dlxx!=null){
            if(href.includes("passport.ouchn.cn/Account/Login")){
                let zhjd=parseInt(localStorage.getItem("帐号进度"));
                localStorage.setItem("帐号进度",zhjd+1);
                let zhs=dlxx.split("\n");
                if(zhjd<=zhs.length){
                    document.getElementById("username").value=zhs[zhjd].split(",")[0];
                    document.getElementById("password").value=zhs[zhjd].split(",")[1];
                    document.getElementById("loginbth").click();
                }else{
                    dlxs=true;
                    localStorage.clear();
                }
            }
        }else if(dlxs){
            dlxs=false;
            let dlk=document.getElementsByClassName("login-bg");
            if(dlk.length>0){
                let dlstr="<center><span style=\"color:blue;background-color:#fff;font-size:20pt;\">教师账号{用户名,密码}一行一个</span><br />";
                dlstr+="<textarea id=\"dlxx\" cols=\"100\" rows=\"10\"></textarea><p><input type=\"button\" value=\"开始执行\" ";
                dlstr+="onclick=\"var dlxx=document.getElementById('dlxx').value;localStorage.setItem('登陆帐号',dlxx);localStorage.setItem('帐号进度','0');";
                dlstr+="\"></p></center>";
                dlk[0].innerHTML=dlstr;
            }
        }
        if(href.includes("://thome.ouchn.cn")){
            let kcjd=localStorage.getItem("课程进度");
            if(kcjd!=null){
                let kclj=document.getElementById("coursedesignList").getElementsByTagName("a");
                if((nextjs++)>10){
                    nextjs=0;
                    if(kcjd<=kclj.length){
                        localStorage.setItem("课程进度",parseInt(kcjd)+1);
                        kclj[kcjd].click();
                    }else{
                        localStorage.clear();
                        location.href="/Home/Logout";
                    }
                }
            }else{
                localStorage.setItem("课程进度","0");
            }
        }
        if(href.includes("course/view.php")){
            if((nextjs++)>8){
                window.close();
            }
        }
    },1000);
})();