// ==UserScript==
// @name         雨课堂网页版试卷试题导出到PDF
// @namespace    http://tampermonkey.net/
// @version      1.0
// @description  一款支持雨课堂网页版试卷导出成PDF的插件，简单易用。
// @author       羽肿
// @match        https://examination.xuetangx.com/*
// @icon         data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==
// @grant        none
// @license      GPL
// @downloadURL none
// ==/UserScript==

function p(e){
    console.log(e)
}

var pageContent
function solve(){
    pageContent = document.body.innerHTML;
    //获取题目
    let problemDomList = document.querySelectorAll(".clearfix p");
    var problemList=[]
    var list=['A','B','C','D']
    for(var i=0;i<problemDomList.length;i++){
       problemList.push(problemDomList[i].textContent.replace(/\n|\r/g, ""))
    }
    problemDomList = document.querySelectorAll('.clearfix:not(:has(p))');
    for(i=1;i<problemDomList.length;i++){
       problemList.push(problemDomList[i].textContent.replace(/\n|\r/g, ""))
    }
    var answerDomList= document.querySelectorAll(".radioText p");
    var answerList=[]
    for(i=0;i<answerDomList.length;i++){
       answerList.push(answerDomList[i].textContent.replace(/\n|\r/g, " "))
    }
    var str=""
    for(i=0;i<problemList.length;i++){
       str+="第"+(i+1)+"题:"+problemList[i]
       str+="\n"
       for(var j=0;4*i+j<answerList.length&&j<4;j++){
           str+=list[j]+"."+answerList[4*i+j]+"\n"
       }
       str+="\n"
    }
    document.body.innerHTML=str.replace(/\n/g, '<br>');
    window.print()
}

(function() {
    window.onload = function() {
        setTimeout(function() {
            solve()
            document.body.innerHTML=pageContent
   }, 2000);
 };


})();