一起学习
// ==UserScript==
// @name 日升通
// @namespace 日升通
// @version 0.8
// @description 一起学习
// @author zusheng
// @match *://*.chaoxing.com/mycourse/studentstudy*
// @icon https://www.google.com/s2/favicons?domain=chaoxing.com
// @grant none
// @license MIT
// ==/UserScript==
(function () {
'use strict';
window.alert = () => {
console.error('alert被拦截!')
return false
}
// 未完成的列表
const undoneList = []
/**
* 查找是否有未完成的章节
*/
function findUndoneList() {
document.querySelectorAll(".chapter #coursetree ul li .posCatalog_level ul li").forEach(item => {
if (item.querySelector('.prevTips') && item.querySelector('.prevTips').classList?.length > 0) {
let content = item.querySelector('.prevTips').classList.value
let reg = new RegExp(/icon_Completed/)
if (!reg.test(content)) undoneList.push(item)
} else {
undoneList.push(item)
}
})
console.log('找到' + undoneList.length + '个未完成章节')
if (undoneList.length > 0) delUndoneList()
}
/**
* 正式刷课
*/
function delUndoneList() {
document.documentElement.querySelector('.left').addEventListener('DOMNodeInserted', run)
// 选中目录
console.log('@click, 切换任务')
undoneList[0]?.querySelector('div > .posCatalog_name').click()
// 完成一个，下一步
function nextSteps() {
undoneList.shift()
if (undoneList.length > 0) {
setTimeout(() => {
delUndoneList()
}, 6 * 1000)
}
}
function run() {
if (!!document.documentElement.querySelector('#iframe')) {
document.documentElement.querySelector('.left').removeEventListener('DOMNodeInserted', run)
document.documentElement.querySelector('#iframe').onload = () => {
console.log('iframe.load')
// 本页iframe列表
// const iframeList = document.documentElement.querySelector('#iframe').contentDocument.querySelectorAll('.ans-attach-online')
const iframeList = document.documentElement.querySelector('#iframe').contentDocument.querySelectorAll('.wrap .ans-cc p .ans-attach-ct')
// DOM WORKS LI
const workList = document.documentElement.querySelectorAll('#prev_tab .prev_ul li')
// 执行完本页窗口，开始查看是否存在本章其余任务
if (iframeList && iframeList.length > 0) {
setTimeout(async () => {
// 完成 iframe 窗口内的任务
await rushWorks(iframeList)
// if (workList > 1) await nextWorks(workList)
nextSteps()
}, 0 * 1000)
} else {
// 下一章
nextSteps()
}
}
}
}
}
/**
* 执行本页任务
*/
function rushWorks(iframeList) {
return new Promise(resolve => {
console.log('任务总数：', iframeList?.length)
let i = 0
let runFlag = false
iframeList[0].querySelector('iframe').onload = () => run()
setTimeout(() => {
if (!runFlag) run()
}, 3 * 1000)
function run() {
const currentIframe = iframeList[i]
runFlag = true
// ?.parentElement || iframeList[i]?.parentNode || null
if (iframeList?.length > i) {
// DOM BUTTON
const pptFlag = currentIframe?.querySelector('iframe')?.contentDocument?.querySelector('#navigation #ext-gen1045')
// DOM VIDEO
const videoFlag = currentIframe?.querySelector('iframe')?.contentDocument?.querySelector('#video_html5_api')
// 标记是否完成
const complete = [...currentIframe?.classList].includes('ans-job-finished')
console.log('rushWorks - run：ppt?', !!pptFlag, ',video?', !!videoFlag)
if (!!pptFlag) {
console.log('当前任务(PPT)：', i + 1)
checkPPT(pptFlag).then(() => run())
} else if (!!videoFlag) {
if (!complete) {
console.log('当前任务(VIDEO)：', i + 1)
// const p_id = 'p_work' + (i + 1)
// currentIframe.setAttribute('id', p_id)
// location.hash = p_id
checkVideo(videoFlag).then(() => run())
} else {
console.log('跳过任务(VIDEO)：', i + 1)
i++
run()
}
}
} else {
resolve()
}
i++;
}
})
}
/**
* 检测并自动播放PPT
* @return {Promise<unknown>}
* @param pptFlag 下一页按钮
*/
function checkPPT(pptFlag) {
return new Promise(resolve => {
let timer = setInterval(() => { // 一秒换一张PPT
if (pptFlag?.style?.visibility === 'hidden') {
// 当翻到最后一页PPT时，清除定时器
clearInterval(timer)
resolve()
} else {
// 下一页PPT
pptFlag.click()
}
}, 1000)
})
}
/**
* 检测并自动播放视频
* @param videoFlag
* @return {Promise<unknown>}
*/
function checkVideo(videoFlag) {
return new Promise(resolve => {
videoFlag.muted = true
videoFlag.preload = "auto"
videoFlag.playbackRate = 2
// videoFlag.controls = true
// videoFlag.autoplay = true
// setTimeout(() => videoFlag.play().catch(), 1000)
// 可以播放时
videoFlag.addEventListener('canplay', function () {
console.log('canplay')
videoFlag.play().catch()
console.log('checkVideo - videoFlag：muted?', videoFlag.muted, ', preload?', videoFlag.preload, ', playbackRate?', videoFlag.playbackRate, ', pausedStatus?', videoFlag.paused)
});
// 视频播放结束监听
videoFlag.addEventListener('ended', function () {
console.log('视频播放结束')
resolve()
});
// waiting
let waitTimer = null
videoFlag.addEventListener('waiting', function () {
console.log('waiting')
videoFlag.pause()
if (waitTimer) clearTimeout(waitTimer)
waitTimer = setTimeout(() => {
videoFlag.play()
}, 3000)
});
// 视频出错监听
let playTimer = null
videoFlag.addEventListener('error', function () {
console.log('视频播放错误， 即将重新开始')
if (playTimer) clearTimeout(playTimer)
resolve()
})
//
if (videoFlag.paused) {
setTimeout(() => {
videoFlag.play().catch()
console.log('checkVideo - videoFlag：muted?', videoFlag.muted, ', preload?', videoFlag.preload, ', playbackRate?', videoFlag.playbackRate, ', pausedStatus?', videoFlag.paused)
}, 1000)
}
})
}
/**
* 执行本章下一个任务
* @return {Promise<unknown>}
* @param workList
*/
function nextWorks(workList) {
return new Promise(resolve => {
let i = 1
run()
function run() {
if (workList.length >= i) {
const currentBtn = workList[i]
currentBtn.click()
setTimeout(async () => {
await rushWorks()
i++
run()
}, 1000 * 5)
} else {
resolve()
}
}
})
}
window.addEventListener('load', function () {
findUndoneList()
});
// 开始查找
// setTimeout(() => findUndoneList(), 5 * 1000)
})();