105 lines
2.9 KiB
JavaScript
105 lines
2.9 KiB
JavaScript
const express = require('express');
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const cors = require('cors');
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const fs = require('fs').promises;
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const path = require('path');
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const app = express();
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const PORT = process.env.PORT || 3001;
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const DATA_FILE = path.join(__dirname, 'user-data.json');
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// 中间件
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app.use(cors());
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app.use(express.json({ limit: '10mb' }));
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// 静态文件服务
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app.use(express.static(path.join(__dirname, 'dist')));
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// 确保数据文件存在
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async function ensureDataFile() {
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try {
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await fs.access(DATA_FILE);
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} catch {
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// 文件不存在，创建空的数据结构
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await fs.writeFile(DATA_FILE, JSON.stringify({
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tasks: [],
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projects: [],
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lastUpdated: new Date().toISOString()
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}));
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}
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}
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// API路由
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app.get('/api/data', async (req, res) => {
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try {
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await ensureDataFile();
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const data = await fs.readFile(DATA_FILE, 'utf8');
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const userData = JSON.parse(data);
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res.json(userData);
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} catch (error) {
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console.error('获取数据失败:', error);
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res.status(500).json({ error: '获取数据失败' });
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}
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});
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app.post('/api/data', async (req, res) => {
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try {
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const { tasks, projects } = req.body;
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// 验证数据格式
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if (!Array.isArray(tasks) || !Array.isArray(projects)) {
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return res.status(400).json({ error: '数据格式不正确' });
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}
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const userData = {
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tasks,
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projects,
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lastUpdated: new Date().toISOString()
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};
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await fs.writeFile(DATA_FILE, JSON.stringify(userData, null, 2));
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res.json({
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success: true,
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message: '数据保存成功',
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lastUpdated: userData.lastUpdated
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});
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} catch (error) {
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console.error('保存数据失败:', error);
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res.status(500).json({ error: '保存数据失败' });
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}
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});
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app.get('/api/last-updated', async (req, res) => {
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try {
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await ensureDataFile();
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const data = await fs.readFile(DATA_FILE, 'utf8');
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const userData = JSON.parse(data);
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res.json({ lastUpdated: userData.lastUpdated });
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} catch (error) {
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console.error('获取更新时间失败:', error);
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res.status(500).json({ error: '获取更新时间失败' });
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}
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});
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app.get('/api/health', (req, res) => {
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res.json({ status: 'ok', timestamp: new Date().toISOString() });
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});
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// 处理所有前端路由，返回index.html
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app.get('*', (req, res) => {
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res.sendFile(path.join(__dirname, 'dist', 'index.html'));
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});
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// 启动服务器
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app.listen(PORT, () => {
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console.log(`🚀 服务器运行在 http://localhost:${PORT}`);
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console.log(`📱 前端应用: http://localhost:${PORT}`);
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console.log(`🔧 API端点:`);
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console.log(` GET /api/data - 获取用户数据`);
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console.log(` POST /api/data - 保存用户数据`);
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console.log(` GET /api/last-updated - 获取最后更新时间`);
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console.log(` GET /api/health - 健康检查`);
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console.log(`📊 健康检查: http://localhost:${PORT}/api/health`);
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});
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module.exports = app;
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