Add files via upload

A simple server using node.js.
The url is temporal, change it before use.

server.js

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+/*const express = require('express');
+const app = express();
+const port = 3000;
+
+
+// 设置允许跨域访问
+app.use((req, res, next) => {
+  res.header('Access-Control-Allow-Origin', '*');
+  res.header('Access-Control-Allow-Methods', 'GET, POST, PUT, DELETE');
+  res.header('Access-Control-Allow-Headers', 'Content-Type');
+  next();
+});
+// 设置路由，当访问根路径时返回一个 JSON 格式的数据
+app.get('/', (req, res) => {
+  res.json({ message: 'Hello, World!' });
+});
+
+// 启动服务器
+app.listen(port, () => {
+  console.log(`Server is running at http://localhost:${port}`);
+});
+*/
+
+const express = require('express');
+const session = require('express-session');
+const uuid = require('uuid'); // 用于生成唯一的Session ID
+const app = express();
+const port = 6060;
+
+// 预检请求处理
+/*app.use((req, res, next) => {
+  if (req.method === 'OPTIONS') {
+    res.header('Access-Control-Allow-Methods', 'GET, POST, PUT, DELETE');
+    res.header('Access-Control-Allow-Headers', 'Content-Type');
+    res.status(200).end();
+  } else {
+    next();
+  }
+});
+*/
+app.use(express.json());
+// 设置允许跨域访问
+app.use((req, res, next) => {
+  //res.setHeader('Set-Cookie', 'testCookie=testValue; HttpOnly');
+  res.header('Access-Control-Allow-Origin', '*');
+  res.header('Access-Control-Allow-Methods', 'GET, POST, PUT, DELETE');
+  res.header('Access-Control-Allow-Headers', 'Content-Type, session-id');
+  res.header('Access-Control-Allow-Credentials', 'true'); // 允许携带身份验证信息
+  next();
+});
+app.use(session({
+  secret: '123-321',
+  resave: false,
+  saveUninitialized: true,
+  cookie: {
+    //secure: true, // 仅在HTTPS连接下使用cookie
+    //httpOnly: true, // 防止客户端脚本访问cookie
+    maxAge: 3600000, // cookie过期时间，单位为毫秒
+    //sameSite: 'strict' // 仅允许同站点访问
+  },
+  //name: 'ivan'
+}));
+
+// 模拟用户数据
+const users = [
+  { id: 1, username: 'user1', password: 'password1', points: 100 },
+  { id: 2, username: 'user2', password: 'password2', points: 200 }
+];
+
+// 存储Session ID和用户信息的Map
+const sessions = new Map();
+
+
+// 用户登录路由
+app.post('/login', (req, res) => {
+  const { username, password } = req.body;
+
+  const user = users.find(u => u.username === username && u.password === password);
+  if (user) {
+  	const sessionId = uuid.v4(); // 生成唯一的Session ID
+    sessions.set(sessionId, user); // 存储Session ID和用户信息
+    //console.log(session.user);
+    res.json({ message: 'Login successful', sessionId });
+  } else {
+    res.status(401).json({ message: 'Invalid username or password' });
+  }
+});
+
+// 积分查询路由
+app.get('/points', (req, res) => {
+	console.log(session.user);
+	const sessionId = req.headers['session-id']; // 从请求头中获取Session ID
+	const user = sessions.get(sessionId);
+	//session['key'] = 'hahahahah'  // 设置session
+	//res.setHeader('set-cookies', session['key']) // 保存cookie在headers中(这里修改了session，服务器会自动生成set-cookie字段)
+
+  if (user) {
+    res.json({ points: user.points });
+  } else {
+    res.status(401).json({ message: 'Unauthorized' });
+  }
+});
+
+
+
+app.listen(port, () => {
+  console.log(`Server is running at http://localhost:${port}`);
+});