仅供学习交流使用，可同时匹配多个课程代码，课程码为纯数字，例如“体育4（1234-5）”就填“412345”
// ==UserScript==
// @name 齐齐哈尔大学抢课
// @namespace
// @version 1.0
// @description 仅供学习交流使用，可同时匹配多个课程代码，课程码为纯数字，例如“体育4（1234-5）”就填“412345”
// @icon https://xyh.qqhru.edu.cn/favicon.ico
// @author 忘忧
// @license MIT
// @match http://111.43.36.164/student/courseSelect/courseSelect/index
// @grant none
// ==/UserScript==
(function () {
'use strict';
let targetCourses = [];
let matchedCourses = [];
let timer = null;
// 创建UI
function createUI() {
console.log('[初始化] 正在创建 UI...');
const uiContainer = document.createElement('div');
uiContainer.id = 'uiContainer';
uiContainer.style.position = 'absolute';
uiContainer.style.top = '10px';
uiContainer.style.right = '10px';
uiContainer.style.width = '300px';
uiContainer.style.backgroundColor = '#f4f4f4';
uiContainer.style.border = '1px solid #ccc';
uiContainer.style.padding = '10px';
uiContainer.style.zIndex = '9999';
uiContainer.style.boxShadow = '0 2px 5px rgba(0, 0, 0, 0.2)';
uiContainer.innerHTML = `
<div id="dragBar" style="background-color: #007bff; color: white; padding: 5px; text-align: center; cursor: grab;">
抢课工具
</div>
<div style="padding: 5px;">
<label>课程代码:
<textarea id="courseCode" style="width: 90%; height: 60px;" placeholder="输入多个课程代码，一行一个"></textarea>
</label>
<br />
<button class="ui-button" id="addCourses">添加课程</button>
<div id="courseList" style="margin: 5px 0; max-height: 100px; overflow-y: auto; border: 1px solid #ccc; padding: 5px;">
<p style="margin: 0;">暂无课程</p>
</div>
<button class="ui-button" id="startScript">启动抢课</button>
<button class="ui-button" id="stopScript" disabled>停止抢课</button>
<div id="matchedCourses" style="margin: 10px 0; max-height: 100px; overflow-y: auto; border: 1px solid #ccc; padding: 5px;">
<p style="margin: 0;">匹配成功的课程代码</p>
</div>
</div>
`;
document.body.appendChild(uiContainer);
const style = document.createElement('style');
style.innerHTML = `
.ui-button {
background: #007bff;
color: white;
border: none;
padding: 10px;
cursor: pointer;
width: 100%;
margin-bottom: 5px;
transition: background 0.3s, transform 0.1s;
}
.ui-button:active {
background: #0056b3;
transform: scale(0.95);
}
`;
document.head.appendChild(style);
document.getElementById('addCourses').addEventListener('click', addCourses);
document.getElementById('startScript').addEventListener('click', startScript);
document.getElementById('stopScript').addEventListener('click', stopScript);
// 调用拖动功能
makeDraggable(uiContainer);
console.log('[初始化] UI 创建完成');
}
// 实现拖动功能并防止 UI 超出页面
function makeDraggable(element) {
const dragBar = document.getElementById('dragBar');
let offsetX = 0;
let offsetY = 0;
let isDragging = false;
dragBar.addEventListener('mousedown', (e) => {
isDragging = true;
offsetX = e.clientX - element.getBoundingClientRect().left;
offsetY = e.clientY - element.getBoundingClientRect().top;
dragBar.style.cursor = 'grabbing';
document.body.style.userSelect = 'none'; // 禁止文本选择
});
document.addEventListener('mousemove', (e) => {
if (isDragging) {
let newX = e.clientX - offsetX;
let newY = e.clientY - offsetY;
// 限制 UI 在页面内
const maxX = window.innerWidth - element.offsetWidth;
const maxY = window.innerHeight - element.offsetHeight;
if (newX < 0) newX = 0;
if (newY < 0) newY = 0;
if (newX > maxX) newX = maxX;
if (newY > maxY) newY = maxY;
element.style.left = `${newX}px`;
element.style.top = `${newY}px`;
element.style.position = 'absolute';
}
});
document.addEventListener('mouseup', () => {
isDragging = false;
dragBar.style.cursor = 'grab';
document.body.style.userSelect = ''; // 恢复文本选择
});
}
// 添加课程（逐行输入）
function addCourses() {
console.log('[操作] 添加课程...');
const courseCodesInput = document.getElementById('courseCode').value.trim();
if (courseCodesInput) {
const courses = courseCodesInput.split('\n').map(code => code.trim()); // 按行分隔并去除多余空格
targetCourses = targetCourses.concat(courses.filter(code => !targetCourses.includes(code))); // 去重
updateCourseList();
document.getElementById('courseCode').value = '';
console.log(`[操作成功] 已添加课程代码: ${courses.join(', ')}`);
} else {
console.warn('[操作失败] 请输入课程代码');
}
}
// 更新课程列表
function updateCourseList() {
console.log('[操作] 更新课程列表...');
const courseListDiv = document.getElementById('courseList');
courseListDiv.innerHTML = '';
if (targetCourses.length === 0) {
courseListDiv.innerHTML = '<p style="margin: 0;">暂无课程</p>';
console.log('[操作成功] 当前课程列表为空');
} else {
targetCourses.forEach((course, index) => {
const courseItem = document.createElement('div');
courseItem.style.display = 'flex';
courseItem.style.justifyContent = 'space-between';
courseItem.style.marginBottom = '5px';
courseItem.innerHTML = `
<span>${course}</span>
<button style="color: white; background: red; border: none; cursor: pointer;" data-index="${index}">删除</button>
`;
courseItem.querySelector('button').addEventListener('click', (e) => {
const idx = e.target.getAttribute('data-index');
targetCourses.splice(idx, 1);
updateCourseList();
console.log(`[操作成功] 已删除课程代码: ${course}`);
});
courseListDiv.appendChild(courseItem);
});
console.log('[操作成功] 更新课程列表完成');
}
}
// 更新匹配成功的课程列表
function updateMatchedCourses() {
console.log('[操作] 更新匹配成功的课程列表...');
const matchedCoursesDiv = document.getElementById('matchedCourses');
matchedCoursesDiv.innerHTML = '';
if (matchedCourses.length === 0) {
matchedCoursesDiv.innerHTML = '<p style="margin: 0;">匹配成功的课程代码</p>';
} else {
matchedCourses.forEach(course => {
const courseItem = document.createElement('div');
courseItem.textContent = course;
matchedCoursesDiv.appendChild(courseItem);
});
console.log('[操作成功] 更新匹配成功的课程列表完成');
}
}
// 点击提交按钮
function clickSubmitButton() {
const button = document.querySelector('#submitButton'); // 在主页面上下文查找提交按钮
if (button) {
console.log('[操作成功] 找到提交按钮，正在尝试使用 dispatchEvent 提交...');
const event = new MouseEvent('click', {
bubbles: true,
cancelable: true,
view: window
});
button.dispatchEvent(event); // 使用 dispatchEvent 触发事件
console.log('[操作成功] 使用 dispatchEvent 提交课程');
} else {
console.warn('[警告] 未找到提交按钮，请检查选择器是否正确');
}
}
// 检查并选中课程
async function checkAndSelectCourses() {
console.log('[操作] 开始检查课程...');
const iframeDoc = document.querySelector('#ifra')?.contentDocument;
if (!iframeDoc) {
console.error('[错误] 无法获取 iframe 文档');
return;
}
if (targetCourses.length === 0) {
console.log('[操作完成] 所有课程已处理，尝试提交...');
clickSubmitButton();
stopScript();
return;
}
const courseCode = targetCourses[0]; // 获取第一个课程码
const rows = iframeDoc.querySelectorAll('tr');
console.log(`[调试] 正在匹配课程代码: ${courseCode}，总共找到 ${rows.length} 行课程数据`);
let matched = false;
rows.forEach((row) => {
const courseCells = row.querySelectorAll('td[rowspan]'); // 匹配所有具有 rowspan 属性的单元格
courseCells.forEach((courseCell) => {
const cellText = courseCell.textContent.trim();
const cellNumber = cellText.match(/\d+/g)?.join('') || '';
console.log(`[调试] 检查单元格内容: ${cellText}, 提取的数字: ${cellNumber}`);
if (cellNumber === courseCode) {
matched = true;
console.log(`[匹配成功] 课程代码: ${courseCode}, 单元格内容: ${cellText}`);
const checkbox = row.querySelector(`input[type="checkbox"]`);
if (checkbox && !checkbox.checked) {
checkbox.click();
console.log(`[操作成功] 已勾选课程: ${courseCode}`);
}
}
});
});
if (matched) {
console.log(`[操作完成] 已处理课程: ${courseCode}`);
matchedCourses.push(courseCode);
updateMatchedCourses();
targetCourses.shift(); // 移除已处理的课程码
} else {
console.warn(`[警告] 未匹配到课程代码: ${courseCode}`);
}
}
// 启动脚本
function startScript() {
console.log('[操作] 启动脚本...');
if (targetCourses.length === 0) {
alert('[错误] 请先添加课程');
return;
}
timer = setInterval(checkAndSelectCourses, 1000);
document.getElementById('startScript').disabled = true;
document.getElementById('stopScript').disabled = false;
console.log('[操作成功] 脚本已启动');
}
// 停止脚本
function stopScript() {
console.log('[操作] 停止脚本...');
clearInterval(timer);
timer = null;
document.getElementById('startScript').disabled = false;
document.getElementById('stopScript').disabled = true;
console.log('[操作成功] 脚本已停止');
}
// 初始化脚本
window.addEventListener('load', createUI);
})();