331 lines
10 KiB
JavaScript
331 lines
10 KiB
JavaScript
// 配置
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const ADMIN_PASSWORD = 'admin123'; // 管理员密码
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const API_BASE_URL = 'http://localhost:6903/api'; // 后端API基础URL
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// 初始化
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function init() {
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checkLoginStatus();
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loadAppList();
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getDoc();
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}
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// 检查登录状态
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function checkLoginStatus() {
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const isLoggedIn = localStorage.getItem('isLoggedIn') === 'true';
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if (isLoggedIn) {
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showUploadSection();
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}
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}
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// 登录功能
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function login() {
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const password = document.getElementById('password').value;
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const message = document.getElementById('loginMessage');
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if (!password.trim()) {
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message.textContent = '密码不能为空！';
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message.style.color = '#ff0000';
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return;
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}
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if (password === ADMIN_PASSWORD) {
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localStorage.setItem('isLoggedIn', 'true');
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showUploadSection();
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message.textContent = '登录成功！';
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message.style.color = '#008000';
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document.getElementById('password').value = '';
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} else {
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message.textContent = '密码错误，请重试！';
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message.style.color = '#ff0000';
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}
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}
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// 显示上传区域
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function showUploadSection() {
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document.getElementById('loginSection').style.display = 'none';
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document.getElementById('uploadSection').style.display = 'block';
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const loginSection = document.getElementById('loginSection');
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// 检查是否已经添加了退出按钮，避免重复添加
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if (!loginSection.querySelector('.logout-btn')) {
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const logoutBtn = document.createElement('button');
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logoutBtn.textContent = '退出登录';
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logoutBtn.className = 'logout-btn';
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logoutBtn.onclick = logout;
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loginSection.appendChild(logoutBtn);
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}
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}
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// 退出登录
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function logout() {
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localStorage.removeItem('isLoggedIn');
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location.reload();
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}
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// 显示加载状态
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function showLoading() {
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const loadingIndicator = document.getElementById('loadingIndicator');
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if (loadingIndicator) {
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loadingIndicator.style.display = 'inline';
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}
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}
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// 隐藏加载状态
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function hideLoading() {
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const loadingIndicator = document.getElementById('loadingIndicator');
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if (loadingIndicator) {
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loadingIndicator.style.display = 'none';
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}
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}
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// 刷新App列表
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function refreshAppList() {
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loadAppList();
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}
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// 加载App列表
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async function loadAppList() {
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const appList = document.getElementById('appList');
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try {
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showLoading();
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const response = await fetch(`${API_BASE_URL}/apps`, {
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method: 'GET',
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headers: {
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'Accept': 'application/json'
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},
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timeout: 10000 // 10秒超时
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});
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if (!response.ok) {
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throw new Error(`HTTP错误！状态：${response.status}`);
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}
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const apps = await response.json();
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if (apps.length === 0) {
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appList.innerHTML = '<p style="text-align: center;">暂无App</p>';
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return;
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}
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appList.innerHTML = '';
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apps.forEach(app => {
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const appItem = document.createElement('div');
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appItem.className = 'app-item';
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const appInfo = document.createElement('div');
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appInfo.className = 'app-info';
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const appName = document.createElement('h3');
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appName.textContent = app.name;
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const appDate = document.createElement('p');
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appDate.textContent = `上传时间：${app.date}`;
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const downloadBtn = document.createElement('button');
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downloadBtn.className = 'download-btn';
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downloadBtn.textContent = '下载';
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downloadBtn.onclick = () => downloadApp(app.id, app.fileName);
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const deleteBtn = document.createElement('button');
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deleteBtn.className = 'download-btn';
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deleteBtn.textContent = '删除';
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deleteBtn.onclick = () => deleteApp(app.id);
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const copyLinkBtn = document.createElement('button');
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copyLinkBtn.className = 'download-btn';
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copyLinkBtn.textContent = '复制直链';
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copyLinkBtn.onclick = () => copyDirectLink(app.id, app.fileName);
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appInfo.appendChild(appName);
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appInfo.appendChild(appDate);
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appItem.appendChild(appInfo);
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const buttonsContainer = document.createElement('div');
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buttonsContainer.style.display = 'flex';
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buttonsContainer.style.gap = '10px';
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buttonsContainer.appendChild(downloadBtn);
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buttonsContainer.appendChild(deleteBtn);
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buttonsContainer.appendChild(copyLinkBtn);
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appItem.appendChild(buttonsContainer);
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appList.appendChild(appItem);
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});
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} catch (error) {
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console.error('获取App列表失败:', error);
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appList.innerHTML = `<p style="color: #ff0000; text-align: center;">获取App列表失败：${error.message}</p>`;
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} finally {
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hideLoading();
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}
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}
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// 上传App
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async function uploadApp() {
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let appName = document.getElementById('appName').value;
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const appFile = document.getElementById('appFile').files[0];
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const message = document.getElementById('uploadMessage');
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if (!appFile) {
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message.textContent = '请选择文件！';
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message.style.color = '#ff0000';
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return;
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}
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if (appFile.size > 100 * 1024 * 1024 * 1024) { // 限制1000MB
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message.textContent = '文件大小不能超过1GB！';
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message.style.color = '#ff0000';
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return;
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}
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// 如果App名称为空，使用文件名作为默认值
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if (!appName.trim()) {
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// 去除文件扩展名
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appName = appFile.name.replace(/\.[^/.]+$/, '');
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}
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const formData = new FormData();
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formData.append('name', appName);
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formData.append('file', appFile);
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try {
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message.textContent = '上传中...';
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message.style.color = '#0000ff';
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const response = await fetch(`${API_BASE_URL}/apps`, {
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method: 'POST',
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body: formData,
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timeout: 30000 // 30秒超时
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});
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if (!response.ok) {
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throw new Error(`HTTP错误！状态：${response.status}`);
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}
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const result = await response.json();
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if (result.success) {
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message.textContent = '上传成功！';
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message.style.color = '#008000';
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loadAppList();
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// 清空表单
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document.getElementById('appName').value = '';
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document.getElementById('appFile').value = '';
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} else {
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message.textContent = '上传失败：' + (result.message || '未知错误');
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message.style.color = '#ff0000';
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}
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} catch (error) {
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console.error('上传失败:', error);
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message.textContent = '上传失败：' + error.message;
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message.style.color = '#ff0000';
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}
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}
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// 删除App
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function deleteApp(appId) {
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if (!confirm('如果确定删除此APP,请将矩阵 A = [[3,1,0],[1,2,1],[0,1,1]]的特征值、特征向量，并验证A是正定矩阵的解题步骤做出来，然后我也没做')) {
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return;
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}
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}
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// 下载App
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function downloadApp(appId, fileName) {
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try {
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const link = document.createElement('a');
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link.href = `${API_BASE_URL}/apps/${appId}`;
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link.download = fileName;
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document.body.appendChild(link);
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link.click();
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document.body.removeChild(link);
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} catch (error) {
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console.error('下载失败:', error);
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alert('下载失败：' + error.message);
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}
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}
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// 复制直链
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function copyDirectLink(appId, fileName) {
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const directLink = `${API_BASE_URL}/apps/${appId}`;
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// 复制到剪贴板
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navigator.clipboard.writeText(directLink)
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.then(() => {
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// 显示复制成功提示
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const message = document.createElement('div');
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message.textContent = '直链已复制到剪贴板！';
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message.style.cssText = `
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position: fixed;
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top: 50%;
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left: 50%;
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transform: translate(-50%, -50%);
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background-color: #000;
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color: #fff;
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padding: 10px 20px;
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border-radius: 5px;
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font-size: 14px;
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z-index: 1000;
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`;
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document.body.appendChild(message);
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// 3秒后移除提示
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setTimeout(() => {
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document.body.removeChild(message);
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}, 3000);
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})
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.catch(err => {
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console.error('复制失败:', err);
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alert('复制失败：' + err.message);
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});
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}
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async function getDocApi() {
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try {
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showLoading();
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const docContent = document.getElementById('docContent');
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docContent.innerHTML = ``;
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const response = await fetch(`${API_BASE_URL}/docs`, {
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method: 'GET',
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headers: {
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'Accept': 'application/json'
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},
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timeout: 10000 // 10秒超时
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});
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if (!response.ok) {
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throw new Error(`HTTP错误！状态：${response.status}`);
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}
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const docs = await response.json();
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if (docs.length === 0) {
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docContent.innerHTML = '<p style="text-align: center;">暂无文档</p>';
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return;
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}
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for (let i = 0; i < docs.length; i++) {
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const doc = docs[i];
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const docItem = document.createElement('div');
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docItem.className = 'doc-item';
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docItem.innerHTML = `
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<p>${doc.docBody}</p>
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`;
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docContent.appendChild(docItem);
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}
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}
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catch (error) {
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console.error('获取文档失败:', error);
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docContent.innerHTML = '<p style="text-align: center;">获取文档失败：' + error.message + '</p>';
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return;
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}
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}
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// 获取文档内容
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function getDoc() {
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getDocApi();
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}
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// 页面加载完成后初始化
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window.onload = init; |