// ==UserScript==
// @name 正方教务学业预警成绩分类
// @namespace https://bbs.tampermonkey.net.cn/
// @version 0.1.3
// @description 提取页面中的课程数据并按实际修读学年整理显示-小易同学
// @author doubao
// @match *://portal.nxist.com/*
// @grant none
// ==/UserScript==
(function() {
'use strict';
// 创建提取按钮
function createExtractorButton() {
const button = document.createElement('button');
button.textContent = '提取课程数据';
button.style.cssText = `
position: fixed;
top: 20px;
left: 20px;
z-index: 9999;
padding: 10px 15px;
background-color: #4CAF50;
color: white;
border: none;
border-radius: 4px;
cursor: pointer;
font-size: 14px;
box-shadow: 0 2px 5px rgba(0,0,0,0.2);
`;
button.addEventListener('click', extractAndDisplayData);
document.body.appendChild(button);
console.log('[课程数据提取器] 按钮已加载');
}
// 提取课程数据
function extractCourseData() {
try {
const courseData = [];
const rows = document.querySelectorAll('tr');
if (rows.length === 0) {
console.log('[课程数据提取器] 未找到表格行');
return courseData;
}
console.log(`[课程数据提取器] 找到 ${rows.length} 个表格行`);
rows.forEach((row, index) => {
const cells = row.querySelectorAll('td');
if (cells.length >= 8) {
const course = {
code: cells[0].textContent.trim(),
name: cells[1].textContent.trim(),
credit: cells[2].textContent.trim(),
semester: cells[3].textContent.trim(),
// 使用第5列数据作为实际修读学年
year: cells[4].textContent.trim(),
type: cells[5].textContent.trim(),
score: cells[6].textContent.trim(),
status: cells[7]?.querySelector('i')?.title || '-'
};
courseData.push(course);
// 只打印前5条记录，避免控制台信息过多
if (index < 5) {
console.log(`[课程数据提取器] 提取课程: ${course.name} (${course.year})`);
}
}
});
console.log(`[课程数据提取器] 共提取 ${courseData.length} 条课程数据`);
return courseData;
} catch (error) {
console.error('[课程数据提取器] 提取数据时出错:', error);
alert('提取数据时发生错误: ' + error.message);
return [];
}
}
// 按实际修读学年分组数据
function groupByYear(data) {
const grouped = {};
data.forEach(course => {
if (!grouped[course.year]) {
grouped[course.year] = [];
}
grouped[course.year].push(course);
});
return grouped;
}
// 创建弹窗显示数据
function showDataInModal(data) {
try {
// 检查是否有数据
const years = Object.keys(data);
if (years.length === 0) {
alert('未找到课程数据！');
return;
}
const modal = document.createElement('div');
modal.style.cssText = `
position: fixed;
top: 0;
left: 0;
width: 100%;
height: 100%;
background-color: rgba(0,0,0,0.5);
display: flex;
justify-content: center;
align-items: center;
z-index: 10000;
`;
const content = document.createElement('div');
content.style.cssText = `
background-color: white;
width: 90%;
max-width: 1200px;
max-height: 90vh;
overflow-y: auto;
border-radius: 8px;
box-shadow: 0 4px 15px rgba(0,0,0,0.3);
`;
// 添加关闭按钮
const closeBtn = document.createElement('button');
closeBtn.textContent = '关闭';
closeBtn.style.cssText = `
float: right;
margin: 10px;
padding: 8px 15px;
background-color: #f44336;
color: white;
border: none;
border-radius: 4px;
cursor: pointer;
`;
closeBtn.addEventListener('click', () => document.body.removeChild(modal));
content.appendChild(closeBtn);
// 添加标题
const title = document.createElement('h2');
title.textContent = '课程数据按实际修读学年分类';
title.style.cssText = `
text-align: center;
padding: 15px;
margin: 0;
border-bottom: 1px solid #ddd;
`;
content.appendChild(title);
// 为每个学年创建表格
years.forEach(year => {
const courses = data[year];
const yearHeader = document.createElement('h3');
yearHeader.textContent = year;
yearHeader.style.cssText = 'padding: 10px; background-color: #f0f0f0; margin: 0;';
content.appendChild(yearHeader);
const table = document.createElement('table');
table.style.cssText = `
width: 100%;
border-collapse: collapse;
margin-bottom: 20px;
`;
const thead = document.createElement('thead');
thead.innerHTML = `
| 课程代码 |
课程名称 |
学分 |
课程类型 |
成绩 |
状态 |
`;
table.appendChild(thead);
const tbody = document.createElement('tbody');
courses.forEach(course => {
const tr = document.createElement('tr');
tr.innerHTML = `
${course.code} |
${course.name} |
${course.credit} |
${course.type} |
${course.score} |
${course.status} |
`;
tbody.appendChild(tr);
});
table.appendChild(tbody);
content.appendChild(table);
});
modal.appendChild(content);
document.body.appendChild(modal);
} catch (error) {
console.error('[课程数据提取器] 创建弹窗时出错:', error);
alert('显示数据时发生错误: ' + error.message);
}
}
// 提取并显示数据
function extractAndDisplayData() {
console.log('[课程数据提取器] 开始提取数据...');
try {
const courseData = extractCourseData();
const groupedData = groupByYear(courseData);
showDataInModal(groupedData);
} catch (error) {
console.error('[课程数据提取器] 处理数据时出错:', error);
alert('处理数据时发生错误: ' + error.message);
}
}
// 页面加载完成后创建按钮
window.addEventListener('load', createExtractorButton);
})();