Rush Lecture

【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。

Od 14.12.2020.. Pogledajte najnovija verzija.

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         Rush Lecture
// @name:en      Rush Lecture
// @namespace    http://tampermonkey.net/
// @version      0.5.1
// @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'];
    window.utils = window.utils || {};
    function sendRequest(url, params='', mode='GET') {
        let request = new XMLHttpRequest();
        if (mode == 'GET') {
            if (url.indexOf('?') < 0 && params.length > 0) {
                url = `${url}?${encodeURIComponent(params)}`;
            };
        } else if (mode == 'POST') {
            if (url.indexOf('?') >= 0) {
                let index = url.indexOf('?');
                params = url.substring(index) + 1;
                url = url.substring(0, index);
            };
        };
        request.open(mode, url, true);
        request.setRequestHeader('Content-Type', 'application/json');
        if (params.length > 0) {
            request.send(params);
        } else {
            request.send();
        };
        request.onreadystatechange = function () {
            if (request.readyState == 4 && request.status == 200) {
                utils.response = request.responseText;
            };
        };
    };
    window.utils.sendRequest =  window.utils.sendRequest || sendRequest;
    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}-${day} 12:30:00`);
        return startTime.getTime();
    };
    function searchLecture() {
        utils.response = undefined;
        let listUrl = 'http://lecture.szu.edu.cn/tLectureSignUp/list?page=1&limit=10';
        utils.sendRequest(listUrl);
        (function waitListResponse() {
            if (utils.response) {
                let firstLecture = JSON.parse(utils.response)['data'][0];
                utils.response = undefined;
                if (firstLecture.status == '正在报名中') {
                    let signUpUrl = `http://lecture.szu.edu.cn/lectureClassroomSignUp/list?page=1&limit=20&lectureId=${firstItem.id}`;
                    utils.sendRequest(signUpUrl);
                    (function waitSignUpResponse() {
                        if (utils.response) {
                            let reservedSeats = JSON.parse(utils.response)['data'];
                            utils.response = undefined;
                            let availableReservedSeats = [];
                            for (let reservedSeat of reservedSeats) {
                                if (location.area.includes(reservedSeat.campus)) {
                                    availableReservedSeats.push(reservedSeat);
                                };
                            };
                            if (availableReservedSeats.length > 0) {
                                location.isSignUp = false;
                                location.unfilledCount = 0;
                                for (let i = availableReservedSeats.length - 1; i >= 0; i--) {
                                    let availableReservedSeat = availableReservedSeats[i];
                                    if (availableReservedSeat.chooseStatus != '已报满') {
                                        location.unfilledCount += 1;
                                        let emptySeat = availableReservedSeat;
                                        let addItemUrl = 'http://lecture.szu.edu.cn/tSelectLecture/addItem';
                                        let params = `lectureClassroomId=${emptySeat.id}&lectureId=${emptySeat.lectureId}&classroomId=${emptySeat.classroomId}`;
                                        utils.sendRequest(addItemUrl, params, 'POST');
                                        (function waitAddItemResponse() {
                                            if (utils.response) {
                                                if (utils.response.code == 200) {
                                                    console.log(`报名${emptySeat.campus}的位于${emptySeat.building}的讲座《${firstLecture.name}》成功 (code: 4)`);
                                                    location.isSignUp = true;
                                                    alert('报名成功,请刷新网页查看');
                                                } else {
                                                    console.log(`报名${emptySeat.campus}的位于${emptySeat.building}的讲座《${firstLecture.name}》失败 (code: 4)`);
                                                };
                                                utils.response = undefined;
                                            } else {
                                                setTimeout(waitAddItemResponse, 50);
                                            };
                                        })();
                                    };
                                    if (location.isSignUp) {
                                        break;
                                    };
                                };
                                if (location.unfilledCount == 0) {
                                    console.log('讲座的所有场次已满,报名失败 (code: 3)');
                                } else if (!location.isSignUp) {
                                    searchLecture();
                                };
                            } else {
                                console.log('所在校区没有开设讲座 (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('最新的领航讲座目前不可报名 (code: 1)');
                    };
                } else {
                    console.log('最新的领航讲座目前不可报名 (code: 0)');
                };
            } 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 {
            searchLecture();
        };
    };
    exec();
})();