show score in course
// ==UserScript==
// @name Learning ZJU Helper
// @namespace https://github.com/camel-exvl/Learning-ZJU-Helper
// @version 1.3.1
// @description show score in course
// @author camel-exvl
// @match https://courses.zju.edu.cn/course/*
// @icon https://www.google.com/s2/favicons?sz=64&domain=zju.edu.cn
// @license MIT
// @grant none
// ==/UserScript==
// 监听URL变化
// https://stackoverflow.com/questions/3522090/event-when-window-location-href-changes
const observeURLChange = (callback) => {
let oldHref = document.location.href;
const body = document.querySelector("body");
const observer = new MutationObserver((mulations) => {
if (oldHref != document.location.href) {
oldHref = document.location.href;
callback();
observer.disconnect();
}
});
observer.observe(body, { childList: true, subtree: true });
};
// 休眠
function sleep(ms) {
return new Promise((resolve) => setTimeout(resolve, ms));
}
// 等待元素加载完成且满足条件后执行回调函数
function waitElement(selector) {
console.log(`[Learning ZJU Helper] waiting for element ${selector}`);
return new Promise((resolve) => {
const check = () => {
const element = document.querySelector(selector);
if (element) {
console.log(`[Learning ZJU Helper] found element ${selector}`);
resolve(element);
} else {
setTimeout(check, 500);
}
};
check();
});
}
var user_agent = "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:146.0) Gecko/20100101 Firefox/146.0";
var header = {
Accept: "application/json, text/plain, */*",
"Accept-Encoding": "gzip, deflate, br, zstd",
"Accept-Language": "zh-CN,zh;q=0.8,zh-TW;q=0.7,zh-HK;q=0.5,en;q=0.3,en-US;q=0.2",
Connection: "keep-alive",
Cookie: document.cookie,
"Sec-Fetch-Dest": "empty",
"Sec-Fetch-Mode": "cors",
"Sec-Fetch-Site": "same-origin",
"User-Agent": user_agent
};
var homeworkStudentStatus;
var enrollments;
// 获取信息
async function getAPI(api) {
try {
let res = await fetch(`https://courses.zju.edu.cn/api/${api}`, {
method: "GET",
headers: header
});
let data = res.json();
return data;
} catch (err) {
console.log(`[Learning ZJU Helper] get ${api} failed: ` + err);
throw err;
}
}
async function postAPI(api, body) {
try {
let res = await fetch(`https://courses.zju.edu.cn/${api}`, {
method: "POST",
headers: {
...header,
"Content-Length": body.length,
"Content-Type": "application/json",
"X-Requested-With": "XMLHttpRequest"
},
body: body
});
if (res.status === 204) {
return {};
}
let data = res.json();
return data;
} catch (err) {
console.log(`[Learning ZJU Helper] post ${api} failed: ` + err);
throw err;
}
}
// 获取统计信息
async function getStatistics() {
let courseID = window.location.href.split("/")[4];
homeworkStudentStatus = await getAPI(`course/${courseID}/homework-student-status`);
let enrollmentsJson = (await getAPI(`course/${courseID}/enrollments?fields=user(id,name,user_no)`))["enrollments"];
enrollments = new Map();
for (let i = 0; i < enrollmentsJson.length; i++) {
// delete number in name
enrollmentsJson[i]["user"]["name"] = enrollmentsJson[i]["user"]["name"].replace(/[0-9]/g, "");
enrollments.set(enrollmentsJson[i]["user"]["id"], enrollmentsJson[i]["user"]);
}
}
// 作业页面显示成绩
async function showScoreInHomework() {
let courseID = window.location.href.split("/")[4];
let activities = (await getAPI(`courses/${courseID}/activities`))["activities"];
let activityForUser = (await getAPI(`course/${courseID}/activity-reads-for-user`))["activity_reads"];
// modify table header
if (document.getElementsByClassName("large-12 column").length != 0) {
let tableHeader = document.getElementsByClassName("column-header row collapse")[0];
let nameElement = tableHeader.getElementsByClassName("large-10 column")[0];
nameElement.className = "large-8 column";
let statusElement = tableHeader.getElementsByClassName("large-4 column")[0];
statusElement.className = "large-2 column";
let scoreElement = tableHeader.getElementsByClassName("large-12 column")[0];
scoreElement.className = "large-4 column";
let formElement = tableHeader.getElementsByClassName("large-6 column")[0];
formElement.className = "large-4 column";
let highestScoreElement = document.createElement("div");
highestScoreElement.className = "large-2 column";
highestScoreElement.innerHTML = "<span>最高分</span>";
tableHeader.appendChild(highestScoreElement);
let averageScoreElement = document.createElement("div");
averageScoreElement.className = "large-2 column";
averageScoreElement.innerHTML = "<span>平均分</span>";
tableHeader.appendChild(averageScoreElement);
let lowestScoreElement = document.createElement("div");
lowestScoreElement.className = "large-2 column";
lowestScoreElement.innerHTML = "<span>最低分</span>";
tableHeader.appendChild(lowestScoreElement);
let statisticsElement = document.createElement("div");
statisticsElement.className = "large-2 column";
statisticsElement.innerHTML = "<span>提交情况</span>";
tableHeader.appendChild(statisticsElement);
let emptyElement = document.createElement("div");
emptyElement.className = "large-2 column";
tableHeader.appendChild(emptyElement);
}
let homeworkList = document.getElementsByClassName("list-item row collapse ng-scope");
for (let i = 0; i < homeworkList.length; i++) {
let scoreElement = homeworkList[i].getElementsByClassName("large-4 column")[1].getElementsByTagName("span")[0];
let nameElement = homeworkList[i].getElementsByClassName("large-10 column")[0];
nameElement.className = "large-8 column";
let name = nameElement.getElementsByTagName("span")[0].innerText;
// find activityID
let activityID;
let averageScore;
let highestScore;
let lowestScore;
for (let j = 0; j < activities.length; j++) {
if (activities[j]["title"] == name) {
activityID = activities[j]["id"];
averageScore = activities[j]["average_score"];
highestScore = activities[j]["highest_score"];
lowestScore = activities[j]["lowest_score"];
break;
}
}
if (scoreElement.getAttribute("ng-if") == "homework.notAnnounced" || scoreElement.getAttribute("ng-if") == "homework.notPublish") {
// find score
let score;
for (let j = 0; j < activityForUser.length; j++) {
if (activityForUser[j]["activity_id"] == activityID) {
score = activityForUser[j]["data"]["score"];
break;
}
}
// show score
scoreElement.style.color = "#ffc0cb";
if (score != null) {
scoreElement.innerText = score;
} else {
scoreElement.innerText = "未评分";
}
}
let endElement;
if (homeworkList[i].getElementsByClassName("large-8 column end").length != 0) {
endElement = homeworkList[i].getElementsByClassName("large-8 column end")[0];
endElement.className = "large-6 column end";
let statusElement = homeworkList[i].getElementsByClassName("large-4 column")[0];
statusElement.className = "large-2 column";
let formElement = homeworkList[i].getElementsByClassName("large-6 group-set column")[0];
formElement.className = "large-4 group-set column";
} else {
endElement = homeworkList[i].getElementsByClassName("large-6 column end")[0];
}
// show highest score
if (highestScore) {
highestScore = highestScore.toFixed(2);
} else {
highestScore = "未评分";
}
// if (homeworkList[i].getElementsByClassName("large-2 column").length != 4) {
if (document.getElementById("highestScore" + i) == null) {
let highestScoreElement = document.createElement("div");
highestScoreElement.id = "highestScore" + i;
highestScoreElement.className = "large-2 column";
highestScoreElement.innerHTML = `<a class="detail" ng-click="openActivity(homework, false)">
<span style="color:red">${highestScore}</span></a>`;
endElement.parentNode.insertBefore(highestScoreElement, endElement);
} else {
homeworkList[i].getElementsByClassName("large-2 column")[1].innerHTML = `<a class="detail" ng-click="openActivity(homework, false)">
<span style="color:red">${highestScore}</span></a>`;
}
// show average score
if (averageScore != null) {
averageScore = averageScore.toFixed(2);
} else {
averageScore = "未评分";
}
// if (homeworkList[i].getElementsByClassName("large-2 column").length != 4) {
if (document.getElementById("averageScore" + i) == null) {
let averageScoreElement = document.createElement("div");
averageScoreElement.id = "averageScore" + i;
averageScoreElement.className = "large-2 column";
averageScoreElement.innerHTML = `<a class="detail" ng-click="openActivity(homework, false)">
<span style="color:orange">${averageScore}</span></a>`;
endElement.parentNode.insertBefore(averageScoreElement, endElement);
} else {
homeworkList[i].getElementsByClassName("large-2 column")[2].innerHTML = `<a class="detail" ng-click="openActivity(homework, false)">
<span style="color:orange">${averageScore}</span></a>`;
}
// show lowest score
if (lowestScore != null) {
lowestScore = lowestScore.toFixed(2);
} else {
lowestScore = "未评分";
}
// if (homeworkList[i].getElementsByClassName("large-2 column").length != 4) {
if (document.getElementById("lowestScore" + i) == null) {
let lowestScoreElement = document.createElement("div");
lowestScoreElement.id = "lowestScore" + i;
lowestScoreElement.className = "large-2 column";
lowestScoreElement.innerHTML = `<a class="detail" ng-click="openActivity(homework, false)">
<span style="color:green">${lowestScore}</span></a>`;
endElement.parentNode.insertBefore(lowestScoreElement, endElement);
} else {
homeworkList[i].getElementsByClassName("large-2 column")[3].innerHTML = `<a class="detail" ng-click="openActivity(homework, false)">
<span style="color:green">${lowestScore}</span></a>`;
}
// show statistics button
if (document.getElementById("statistics" + i) == null) {
let statisticsElement = document.createElement("div");
statisticsElement.id = "statistics" + i;
statisticsElement.className = "large-2 column";
statisticsElement.innerHTML = `<button class="button button-green small gtm-label">
查看</button>`;
statisticsElement.children[0].addEventListener("click", function () {
showStatisticsData(activityID);
});
endElement.parentNode.insertBefore(statisticsElement, endElement);
}
console.log("[Learning ZJU Helper] show score in homework " + name + " success: score=" + scoreElement.innerText + " highestScore=" + highestScore + " averageScore=" + averageScore + " lowestScore=" + lowestScore);
}
}
// 显示统计数据
function showStatisticsData(id) {
// let message = "<table><tr><th>姓名</th><th>学号</th><th>提交情况</th></tr>";
let data = [];
let studentNum = 0;
let submittedNum = 0;
let markedNum = 0;
for (let i in homeworkStudentStatus) {
if (i == id) {
studentNum = Object.keys(homeworkStudentStatus[i]).length;
for (let j in homeworkStudentStatus[i]) {
let student = enrollments.get(parseInt(j));
let name = "未知",
user_no = "未知",
status = "未知";
if (student != null) {
name = student["name"];
user_no = student["user_no"];
}
if (homeworkStudentStatus[i][j] != null) {
switch (homeworkStudentStatus[i][j]) {
case "un_submitted":
status = "<span style='color:red'>未提交</span>";
break;
case "un_marked":
case "un_scored":
status = "<span style='color:orange'>未评分</span>";
submittedNum++;
break;
case "scored":
status = "<span style='color:green'>已评分</span>";
submittedNum++;
markedNum++;
break;
default:
status = homeworkStudentStatus[i][j];
break;
}
}
data.push({ name: name, user_no: user_no, status: status });
}
break;
}
}
let submittedRate = ((submittedNum / studentNum) * 100).toFixed(2);
let markedRate = ((markedNum / submittedNum) * 100).toFixed(2);
if (studentNum == 0) {
submittedRate = 100.0;
}
if (submittedNum == 0) {
markedRate = 100.0;
}
layui.use(["layer", "table"], function () {
var layer = layui.layer;
var table = layui.table;
layer.open({
type: 1, // page 层类型
area: ["600px", "750px"],
title: "班级提交情况",
shade: 0.6, // 遮罩透明度
shadeClose: true, // 点击遮罩区域，关闭弹层
maxmin: true, // 允许全屏最小化
anim: 0, // 0-6 的动画形式，-1 不开启
content:
"<br><div align='center'><span style='color:orange'>提交率：" +
submittedNum +
"/" +
studentNum +
"(" +
submittedRate +
"%) </span><span style='color:green'>评分率：" +
markedNum +
"/" +
submittedNum +
"(" +
markedRate +
"%)</span></div><table id='statisticsTable'></table>",
success: function () {
table.render({
elem: "#statisticsTable",
data: data,
cols: [
[
{ field: "name", title: "姓名", sort: true },
{ field: "user_no", title: "学号", sort: true },
{
field: "status",
title: "提交情况",
sort: true,
templet: function (d) {
return d.status;
}
}
]
],
initSort: {
field: "user_no",
type: "asc"
}
});
}
});
});
}
// 添加排序事件监听器
function addSortEventListeners() {
let sortButton = document.getElementsByClassName("dropdown-list dropdown-list-sorter")[0];
let sortBy = sortButton.getElementsByTagName("li");
for (let i = 0; i < sortBy.length; i++) {
sortBy[i].addEventListener("click", function () {
sleep(250).then(() => {
waitElement(".list-item.row.collapse.ng-scope").then(showScoreInHomework);
});
});
}
let sortMethodButton = document.getElementsByClassName("dropdown-list sort-by-method")[0];
let sortMethod = sortMethodButton.getElementsByTagName("li");
for (let i = 0; i < sortMethod.length; i++) {
sortMethod[i].addEventListener("click", function () {
sleep(250).then(() => {
waitElement(".list-item.row.collapse.ng-scope").then(showScoreInHomework);
});
});
}
}
// 成绩页面显示成绩
async function showScoreInScore() {
let courseID = window.location.href.split("/")[4];
let activities = (await getAPI(`courses/${courseID}/activities`))["activities"];
let activityForUser = (await getAPI(`course/${courseID}/activity-reads-for-user`))["activity_reads"];
let activityList = document.getElementsByClassName("activity row ng-scope");
for (let i = 0; i < activityList.length; i++) {
let originScoreElement = activityList[i].getElementsByClassName("operand large-10 columns zh-CN")[0].getElementsByTagName("span")[0];
let name = activityList[i].getElementsByClassName("unpublished-title ng-scope")[0].getElementsByTagName("a")[0].innerText;
// find activityID
let activityID;
let averageScore;
let highestScore;
let lowestScore;
for (let j = 0; j < activities.length; j++) {
if (activities[j]["title"] == name) {
activityID = activities[j]["id"];
averageScore = activities[j]["average_score"];
highestScore = activities[j]["highest_score"];
lowestScore = activities[j]["lowest_score"];
break;
}
}
if (originScoreElement.className.includes("no-published")) {
// find score
let score;
for (let j = 0; j < activityForUser.length; j++) {
if (activityForUser[j]["activity_id"] == activityID) {
score = activityForUser[j]["data"]["score"];
break;
}
}
// show score
originScoreElement.style.color = "#ffc0cb";
if (score != null) {
originScoreElement.innerText = score;
} else {
originScoreElement.innerText = "未评分";
}
let actualScoreElement = originScoreElement.parentElement.parentElement.getElementsByClassName("operand large-10 columns zh-CN")[2].getElementsByTagName("span")[0];
if (score != null) {
actualScoreElement.innerText = ((score * parseFloat(originScoreElement.parentElement.parentElement.getElementsByClassName("operand large-10 columns zh-CN")[1].getElementsByTagName("span")[0].innerText)) / 100).toFixed(2);
} else {
actualScoreElement.innerText = "未评分";
}
}
console.log("[Learning ZJU Helper] show score in score " + name + " success: score=" + originScoreElement.innerText);
}
}
function formatUTC(date = new Date()) {
const y = date.getUTCFullYear();
const m = String(date.getUTCMonth() + 1).padStart(2, "0");
const d = String(date.getUTCDate()).padStart(2, "0");
const hh = String(date.getUTCHours()).padStart(2, "0");
const mm = String(date.getUTCMinutes()).padStart(2, "0");
const ss = String(date.getUTCSeconds()).padStart(2, "0");
return `${y}/${m}/${d}T${hh}:${mm}:${ss}`;
}
let video_playing = false;
let video_timestamp = Date.now();
async function playVideo(course_data, user_data, video) {
// 模拟用户点入视频
let body = JSON.stringify({
user_id: String(user_data["id"]),
org_id: user_data["org"]["id"],
course_id: course_data["id"],
visit_duration: Math.floor(Math.random() * 4) + 2, // 随机2~5秒
is_teacher: false,
browser: "firefox",
user_agent: user_agent,
visit_start_from: formatUTC(new Date(video_timestamp)),
org_name: user_data["org"]["name"],
org_code: user_data["org"]["code"],
user_no: user_data["user_no"],
user_name: user_data["name"],
course_code: course_data["course_code"],
course_name: course_data["name"],
dep_id: user_data["department"]["id"],
dep_name: user_data["department"]["name"],
dep_code: user_data["department"]["code"]
});
await postAPI(`statistics/api/user-visits`, body);
// 模拟视频加载
video_timestamp += 5000 + Math.floor(Math.random() * 10000); // 模拟加载时间5~15秒
// 模拟用户点击播放
body = JSON.stringify({
user_id: user_data["id"],
org_id: user_data["org"]["id"],
course_id: course_data["id"],
module_id: video["module_id"],
activity_id: video["id"],
upload_id: video["uploads"][0]["id"],
reply_id: null,
comment_id: null,
forum_type: "",
action_type: "view",
is_teacher: false,
is_student: true,
ts: video_timestamp,
user_agent: user_agent,
meeting_type: "online_video",
org_name: user_data["org"]["name"],
org_code: user_data["org"]["code"],
user_no: user_data["user_no"],
user_name: user_data["name"],
course_code: course_data["course_code"],
course_name: course_data["name"],
dep_id: user_data["department"]["id"],
dep_name: user_data["department"]["name"],
dep_code: user_data["department"]["code"]
});
await postAPI(`statistics/api/online-videos`, body);
let total_seconds = video["uploads"][0]["videos"][0]["duration"];
total_seconds = Math.floor(total_seconds);
// 每60秒提交一次进度，但通过10%概率+-1秒来模拟网络波动
let time = 0;
let completeness = "";
while (time < total_seconds) {
if (video_playing === false) {
console.log(`[Learning ZJU Helper] video ${video["id"]} canceled`);
return false;
}
let chunk = Math.min(60, total_seconds - time);
if (chunk == 60 && Math.random() < 0.1) {
// 最后一次不扰动
chunk += Math.random() < 0.5 ? -1 : 1;
}
video_timestamp += chunk * 1000; // 模拟播放chunk秒
// 视频进度
let body = JSON.stringify({
start: time,
end: time + chunk
});
let data = await postAPI(`api/course/activities-read/${video["id"]}`, body);
completeness = data["completeness"];
// online-videos 数据
// 这边这个timestamp服务器没有严格验证，可以发未来的时间
body = JSON.stringify({
user_id: user_data["id"],
org_id: user_data["org"]["id"],
course_id: course_data["id"],
module_id: video["module_id"],
activity_id: video["id"],
upload_id: video["uploads"][0]["id"],
reply_id: null,
comment_id: null,
forum_type: "",
action_type: "play",
is_teacher: false,
is_student: true,
ts: video_timestamp,
user_agent: user_agent,
meeting_type: "online_video",
start_at: time,
end_at: time + chunk,
duration: chunk,
org_name: user_data["org"]["name"],
org_code: user_data["org"]["code"],
user_no: user_data["user_no"],
user_name: user_data["name"],
course_code: course_data["course_code"],
course_name: course_data["name"],
dep_id: user_data["department"]["id"],
dep_name: user_data["department"]["name"],
dep_code: user_data["department"]["code"]
});
await postAPI(`statistics/api/online-videos`, body);
// user-visits 数据
body = JSON.stringify({
user_id: String(user_data["id"]),
org_id: user_data["org"]["id"],
course_id: course_data["id"],
activity_id: video["id"],
visit_duration: chunk,
is_teacher: false,
browser: "firefox",
user_agent: user_agent,
visit_start_from: formatUTC(new Date(video_timestamp)),
activity_type: "online_video",
auto_interval: true,
org_name: user_data["org"]["name"],
org_code: user_data["org"]["code"],
user_no: user_data["user_no"],
user_name: user_data["name"],
course_code: course_data["course_code"],
course_name: course_data["name"],
dep_id: user_data["department"]["id"],
dep_name: user_data["department"]["name"],
dep_code: user_data["department"]["code"]
});
await postAPI(`statistics/api/user-visits`, body);
time += chunk;
console.log(`[Learning ZJU Helper] played video ${video["id"]} for ${chunk} seconds: ${time}/${total_seconds} seconds`);
console.log(`[Learning ZJU Helper] post timestamp: ${new Date(video_timestamp).toISOString()}`);
layui.element.progress("videoProgress", ((time / total_seconds) * 100).toFixed(2) + "%");
layui.element.render("progress", "videoProgress");
// 随机等待1~3秒
await sleep(1000 + Math.random() * 2000); // 这个等待是为了防止请求过于密集，并不影响视频观看时间戳
}
if (completeness === "full") {
console.log(`[Learning ZJU Helper] watched video ${video["id"]} successfully!`);
return true;
} else {
console.log(`[Learning ZJU Helper] ERROR: watching video ${video["id"]} failed, completeness=${completeness}`);
return false;
}
}
// 自动观看视频
async function playVideos() {
document.getElementById("autoWatchBtn").disabled = true;
let courseID = window.location.href.split("/")[4];
let course = await getAPI(`courses/${courseID}`);
let userID = (await getAPI(`air-credit/user`))["user_id"];
let user = await getAPI(`courses/${courseID}/enrollments/users/${userID}`);
let activities = (await getAPI(`courses/${courseID}/activities`))["activities"];
let activityForUser = (await getAPI(`course/${courseID}/activity-reads-for-user`))["activity_reads"];
let videos = [];
let complete_videos = new Set();
let total_videos = 0;
for (let i = 0; i < activityForUser.length; i++) {
if (activityForUser[i]["completeness"] == "full") {
complete_videos.add(activityForUser[i]["activity_id"]);
}
}
for (let i = 0; i < activities.length; i++) {
if (activities[i]["type"] == "online_video") {
total_videos += 1;
if (!complete_videos.has(activities[i]["id"])) {
videos.push(activities[i]);
}
}
}
if (videos.length === 0) {
alert("没有需要观看的视频！");
document.getElementById("autoWatchBtn").disabled = false;
return;
}
console.log("[Learning ZJU Helper] found video IDs: " + videos.map((v) => v["id"]).join(", "));
layui.use("layer", function () {
var layer = layui.layer;
layer.open({
type: 1, // page 层类型
area: ["600px", "300px"],
title: "自动观看视频",
shade: 0.6, // 遮罩透明度
shadeClose: false, // 点击遮罩区域，关闭弹层
maxmin: true, // 允许全屏最小化
anim: 0, // 0-6 的动画形式，-1 不开启
content: `
<div style="padding: 20px;">
<div align='center'>共找到 ${total_videos} 个视频</div>
<br>
<div align='center'><span id='videoNum'>${videos.length}</span> 个视频尚未完成</div>
<br>
<div>
正在观看 <span id='videoStatus'></span>：
<div class="layui-progress layui-progress-big" lay-showPercent="true" lay-filter="videoProgress">
<div class='layui-progress-bar' lay-percent='0%'></div>
</div>
</div>
<br>
<div>
总进度：
<div class="layui-progress layui-progress-big" lay-showPercent="true" lay-filter="totalProgress">
<div class='layui-progress-bar' lay-percent='0%'></div>
</div>
</div>
</div>`,
success: async function (layero, index, that) {
video_playing = true;
for (let i = 0; i < videos.length; i++) {
document.getElementById("videoNum").innerText = `${videos.length - i}`;
document.getElementById("videoStatus").innerText = `${videos[i]["title"]}`;
layui.element.progress("videoProgress", "0%");
layui.element.render("progress", "videoProgress");
layui.element.progress("totalProgress", ((i / videos.length) * 100).toFixed(2) + "%");
layui.element.render("progress", "totalProgress");
const success = await playVideo(course, user, videos[i]);
if (!success) {
if (video_playing === false) {
alert(`观看视频 ${videos[i]["title"]} 已取消`);
return;
}
alert(`观看视频 ${videos[i]["title"]} 失败，请重试`);
return;
}
video_timestamp += 5000 + Math.floor(Math.random() * 10000); // 模拟视频切换时间5~15秒
}
alert("所有视频观看完成！");
video_playing = false;
layer.close(index);
},
end: function () {
video_playing = false;
// 刷新页面，以更新学习状态
window.location.reload();
}
});
});
document.getElementById("autoWatchBtn").disabled = false;
}
function showPlayButton() {
if (document.getElementById("autoWatchBtn")) {
console.log("[Learning ZJU Helper] play button already exists");
return;
}
let navbar = document.getElementsByClassName("filters")[0];
let playButton = document.createElement("button");
playButton.innerText = "自动观看视频";
playButton.className = "layui-btn layui-btn-sm";
playButton.id = "autoWatchBtn";
playButton.onclick = playVideos;
navbar.parentNode.insertBefore(playButton, navbar.nextSibling);
}
(function () {
"use strict";
console.log("[Learning ZJU Helper] start");
let layuiScript = document.createElement("script");
layuiScript.src = "//unpkg.com/[email protected]/dist/layui.js";
document.body.appendChild(layuiScript);
let layuiLink = document.createElement("link");
layuiLink.rel = "stylesheet";
layuiLink.href = "//unpkg.com/[email protected]/dist/css/layui.css";
document.body.appendChild(layuiLink);
console.log("[Learning ZJU Helper] import layui success");
let URLChangeCallback = function () {
let url = new URL(window.location.href);
let path = url.pathname;
if (path.includes("homework")) {
// 作业页面
sleep(1000).then(() => {
getStatistics().then(() => {
waitElement(".list-item.row.collapse.ng-scope").then(addSortEventListeners);
waitElement(".list-item.row.collapse.ng-scope").then(showScoreInHomework);
});
});
} else if (path.includes("score")) {
// 成绩页面
sleep(1000).then(() => {
waitElement(".activity.row.ng-scope").then(showScoreInScore);
});
} else if (path.includes("content")) {
// 章节页面
sleep(1000).then(() => {
waitElement(".filters").then(showPlayButton);
});
}
};
URLChangeCallback();
window.onload = observeURLChange(URLChangeCallback);
window.addEventListener("hashchange", function (event) {
URLChangeCallback();
});
})();