【深圳大学2020级新生专用/使用前请看使用说明】可用于抢领航讲座，由于无法进行测试，大家请抱着试用的心态使用该脚本。
Version au
// ==UserScript==
// @name Rush lecture
// @name:en Rush lecture
// @namespace http://tampermonkey.net/
// @version 0.3
// @description 【深圳大学2020级新生专用/使用前请看使用说明】可用于抢领航讲座，由于无法进行测试，大家请抱着试用的心态使用该脚本。
// @description:en 【深圳大学2020级新生专用/使用前请看使用说明】可用于抢领航讲座，由于无法进行测试，大家请抱着试用的心态使用该脚本。
// @author cc
// @match http://lecture.szu.edu.cn/*
// @grant none
// ==/UserScript==
(function() {
'use strict';
const IS_LIHU_AREA = false;
location.area = ['粤海校区', '沧海校区'];
function sendRequest (url, params='', mode='GET') {
let request = new XMLHttpRequest();
request.open(mode, url, true);
request.setRequestHeader('Content-Type', 'application/json');
request.send(params);
request.onreadystatechange = function () {
if (request.readyState == 4 && request.status == 200) {
location.ans = request.responseText;
};
};
};
function getStartTime() {
let currentTime = new Date();
let year = currentTime.getFullYear();
let month = currentTime.getMonth() + 1;
let day = currentTime.getDate();
let startTime = new Date(`${year}-${month}-${day} 12:30:00`);
return startTime.getTime();
};
function searchCourse() {
location.ans = undefined;
let listUrl = 'http://lecture.szu.edu.cn/tLectureSignUp/list?page=1&limit=20';
sendRequest(listUrl);
(function waitListResponse() {
if (location.ans) {
let firstItem = JSON.parse(location.ans)['data'][0];
location.ans = undefined;
if (firstItem.status == '正在报名中') {
let lectureId = firstItem.id;
let signUpUrl = `http://lecture.szu.edu.cn/lectureClassroomSignUp/list?page=1&limit=20&lectureId=${lectureId}`;
sendRequest(signUpUrl);
(function waitSignUpResponse() {
if (location.ans) {
let reservedSeats = JSON.parse(location.ans)['data'];
location.ans = undefined;
let availableReservedSeats = [];
for (let reservedSeat of reservedSeats) {
if (location.area.includes(reservedSeat.campus)) {
availableReservedSeats.push(reservedSeat);
};
};
if (availableReservedSeats.length > 0) {
let iframe = window.frames[1].document;
let course = iframe.querySelector('.layui-table-box .layui-table-main table tr:first-child td:last-child a');
if (course) {
course.click();
(function waitFrame() {
if (window.frames.length > 2) {
let innerIframe = window.frames[2].document;
let seats = innerIframe.querySelectorAll('.layui-table-box .layui-table-main table tr');
if (seats && seats.length > 0) {
let availableSeats = [];
for (let seat of seats) {
let a = seat.querySelector('td:last-child a');
if (!a.classList.contains('layui-btn-disabled')) {
availableSeats.push(a);
};
};
if (availableSeats.length > 0) {
let a = availableSeats[0];
a.click();
(function waitClick() {
if (a.innerHTML == '已报名') {
console.log('已经抢到领航讲座 (code: 5)');
} else {
setTimeout(waitClick, 50);
};
})();
} else {
console.log('已经没有可抢位置 (code: 4)');
};
} else {
setTimeout(waitFrame, 50);
};
} else {
setTimeout(waitFrame, 50);
};
})();
} else {
console.log('找不到课程列表，请重试 (code: 3)');
};
} else {
console.log('所在校区没有位置 (code: 2)');
};
} else {
setTimeout(waitSignUpResponse, 50);
};
})();
} else if (firstItem.status == '报名待启动') {
let currentTime = new Date().getTime();
let startTime = getStartTime();
if (Math.abs(currentTime - startTime) < 3 * 1000) {
location.reload();
};
} else {
console.log('暂无可报名的领航讲座 (code: 1)');
};
} else {
setTimeout(waitListResponse, 50);
};
})();
};
function exec() {
if (IS_LIHU_AREA) {
location.area = ['丽湖校区'];
};
let startTime = getStartTime();
let currentTime = new Date().getTime();
if (currentTime < startTime) {
let deltaTime = startTime - currentTime;
setTimeout(() => {
location.reload();
}, deltaTime);
} else {
searchCourse();
};
};
exec();
})();