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243 lines
8.4 KiB
243 lines
8.4 KiB
2 months ago
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<!DOCTYPE html>
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<html lang="zh-CN">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>积分显示</title>
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<style>
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body {
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font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
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background: linear-gradient(135deg, #283c86, #45a247); /* 深蓝到绿色的渐变 */
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height: 100vh;
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margin: 0;
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display: flex;
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justify-content: center;
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align-items: center;
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color: #ffffff; /* 白色字体 */
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}
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.container {
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width: 90%;
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max-width: 800px;
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background: rgba(50, 50, 70, 0.9); /* 更深的背景色 */
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padding: 40px;
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border-radius: 20px;
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box-shadow: 0 15px 30px rgba(0, 0, 0, 0.5);
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backdrop-filter: blur(10px); /* 增加模糊效果 */
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border: 1px solid rgba(255, 255, 255, 0.2);
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text-align: center;
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}
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h1 {
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margin-bottom: 30px;
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font-size: 2em;
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color: #ff5722; /* 标题颜色 */
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text-shadow: 2px 2px 5px rgba(0, 0, 0, 0.5); /* 文字阴影 */
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}
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#sortButton {
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padding: 15px 30px;
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font-size: 1.1em;
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border: none;
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border-radius: 50px;
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background: linear-gradient(45deg, #6a82fb, #fc5c7d); /* 渐变按钮 */
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color: white;
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cursor: pointer;
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transition: transform 0.2s, background 0.3s, box-shadow 0.3s;
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margin-bottom: 20px;
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box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
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}
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#sortButton:hover {
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background: linear-gradient(45deg, #5a72d6, #e54d84); /* 悬停时加深 */
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transform: translateY(-3px); /* 悬停时上移效果 */
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box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
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}
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table {
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width: 100%;
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border-collapse: collapse;
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margin-top: 10px;
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}
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th, td {
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padding: 12px 15px;
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border-bottom: 1px solid rgba(255, 255, 255, 0.2); /* 边框颜色 */
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font-size: 1em;
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color: #ffffff; /* 字体颜色 */
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}
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th {
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background-color: #4CAF50; /* 表头背景颜色 */
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color: white;
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}
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tr:hover {
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background-color: rgba(255, 255, 255, 0.1); /* 悬停行的颜色 */
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}
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.button-group {
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margin-top: 30px;
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display: flex;
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justify-content: space-between;
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gap: 10px;
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}
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.back-button, .clear-button {
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padding: 15px 30px;
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font-size: 1.1em;
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border: none;
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border-radius: 50px;
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color: white;
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cursor: pointer;
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transition: background-color 0.3s, transform 0.2s, box-shadow 0.3s;
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box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
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}
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.back-button {
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background: linear-gradient(45deg, #6a82fb, #fc5c7d); /* 渐变背景 */
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}
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.back-button:hover {
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background: linear-gradient(45deg, #5a72d6, #e54d84); /* 悬停时加深 */
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transform: translateY(-3px); /* 悬停时上移效果 */
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box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
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}
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.clear-button {
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background: linear-gradient(45deg, #f44336, #e53935); /* 渐变背景 */
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}
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.clear-button:hover {
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background: linear-gradient(45deg, #d32f2f, #c62828); /* 悬停时加深 */
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transform: translateY(-3px); /* 悬停时上移效果 */
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box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
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}
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@media (max-width: 600px) {
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th, td {
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padding: 8px 10px;
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}
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#sortButton, .button-group button {
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width: 100%;
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margin: 10px 0;
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}
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}
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</style>
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</head>
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<body>
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<div class="container">
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<h1>2024K班积分排名</h1>
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<button id="sortButton">切换排序 (降序)</button>
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<table>
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<thead>
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<tr>
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<th>姓名</th>
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<th>学号</th>
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<th>积分</th>
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</tr>
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</thead>
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<tbody id="studentList">
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<!-- 学生积分将在此处显示 -->
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</tbody>
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</table>
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<div class="button-group">
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<button class="back-button" onclick="window.location.href='index.html'">返回主页面</button>
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<button class="clear-button" id="clearButton">清除所有数据</button>
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</div>
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</div>
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<script>
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const studentList = document.getElementById('studentList');
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const sortButton = document.getElementById('sortButton');
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const clearButton = document.getElementById('clearButton');
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let ascend = false; // 默认降序
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//删除表
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async function deleteTable(tableName) {
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try {
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const response = await fetch('/api/delete-table', {
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method: 'POST',
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headers: {
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'Content-Type': 'application/json',
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},
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body: JSON.stringify({ tableName }),
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});
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if (!response.ok) {
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throw new Error('删除表失败');
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}
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const data = await response.json();
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alert(data.message); // 成功后显示消息
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} catch (error) {
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console.error('删除表操作失败:', error);
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alert('删除表失败');
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}
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}
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// 获取按分数降序排列的学生排名
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async function fetchDescendRanking() {
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try {
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const response = await fetch('/api/descend_ranking');
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if (!response.ok) {
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return null;
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}
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const ranking = await response.json(); // 获取并解析为JSON数组
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return ranking; // 返回排名数组
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} catch (error) {
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console.error('请求失败:', error);
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return null;
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}
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}
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// 获取按分数升序排列的学生排名
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async function fetchAscendRanking() {
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try {
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const response = await fetch('/api/ascend_ranking');
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if (!response.ok) {
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return null;
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}
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const ranking = await response.json(); // 获取并解析为JSON数组
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return ranking; // 返回排名数组
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} catch (error) {
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console.error('请求失败:', error);
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return null;
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}
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}
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async function displayStudents() {
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let ranking; // 声明 ranking 变量
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if (ascend) {
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ranking = await fetchAscendRanking(); // 获取升序排名
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} else {
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ranking = await fetchDescendRanking(); // 获取降序排名
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}
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studentList.innerHTML = ''; // 清空表格内容
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// 只显示前10名学生
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ranking.slice(0, 10).forEach(student => {
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studentList.innerHTML += `
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<tr>
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<td>${student.student_name}</td> <!-- 学生姓名 -->
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<td>${student.student_id}</td> <!-- 学生ID -->
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<td>${student.score}</td> <!-- 学生分数 -->
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</tr>
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`;
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});
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}
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sortButton.addEventListener('click', () => {
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ascend = !ascend;
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sortButton.textContent = `切换排序 (${ascend ? '升序' : '降序'})`;
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displayStudents();
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});
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clearButton.addEventListener('click', () => {
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const confirmation = confirm("确定要清除所有学生数据吗？此操作无法撤销！");
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if (confirmation) {
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deleteTable('students');
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displayStudents(); // 重新显示清空后的数据
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}
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});
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displayStudents();
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</script>
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</body>
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</html>
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