init

.gitignore

+#/////////////////////////////////////////////////////////////////////////////
+# Fireball Projects
+#/////////////////////////////////////////////////////////////////////////////
+
+/library/
+/temp/
+/local/
+/build/
+
+node_modules/
+dist/
+build/
+library/
+temp/
+local/
+
+#/////////////////////////////////////////////////////////////////////////////
+# npm files
+#/////////////////////////////////////////////////////////////////////////////
+
+npm-debug.log
+node_modules/
+
+#/////////////////////////////////////////////////////////////////////////////
+# Logs and databases
+#/////////////////////////////////////////////////////////////////////////////
+
+*.log
+*.sql
+*.sqlite
+
+#/////////////////////////////////////////////////////////////////////////////
+# files for debugger
+#/////////////////////////////////////////////////////////////////////////////
+
+*.sln
+*.pidb
+*.suo
+
+#/////////////////////////////////////////////////////////////////////////////
+# OS generated files
+#/////////////////////////////////////////////////////////////////////////////
+
+.DS_Store
+ehthumbs.db
+Thumbs.db
+
+#/////////////////////////////////////////////////////////////////////////////
+# WebStorm files
+#/////////////////////////////////////////////////////////////////////////////
+
+.idea/
+
+#//////////////////////////
+# VS Code files
+#//////////////////////////
+
+.vscode/

nodemon.json

+{
+    "watch":["src"],
+    "ignore": ["src/**/*.spec.ts"],
+    "exec": "ts-node ./src/index.ts",
+    "ext": "ts, json, html, css, ejs"
+}
\ No newline at end of file

package.json

+{
+  "name": "game-sever-flip-jump",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "dev": "nodemon",
+    "build": "tsc",
+    "start": "node dist/index.js"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "@types/express": "^5.0.3",
+    "cors": "^2.8.5",
+    "express": "^5.1.0",
+    "http": "^0.0.1-security",
+    "nodemon": "^3.1.10",
+    "socket.io": "^4.8.1",
+    "ts-node": "^10.9.2",
+    "typescript": "^5.9.2"
+  }
+}

src/Config/config.ts

+const CONFIG = {
+    GAMEID: {
+        HUNGQUA: 1000,
+    },
+    STATE: {
+        WATING: 'WATING',
+        PLAYING: 'PLAYING',
+        END: 'END',
+        SELECT: 'SELECT',
+    },
+    TIME: {
+        COUNTDOWN: 10,
+        SELECT_PLAYER: 5,
+        PLAY: 60 
+    },
+    EVT: { 
+        CREATE_ROOM: '100', 
+        JOIN_ROOM: '101', 
+        LEAVE_ROOM: '103',
+        ROOM_MESSAGE: '104',
+        
+        START_GAME: '200',
+        UPDATE_STATE: '201',
+        UPDATE_SCORE: '202',
+        UPDATE_TIME_REMAINING: '203',
+        END_GAME: '204', 
+        SPAWN_TOWER: '205',
+        PASS_TOWER: '207',
+        CLOSE_QR_VIEW: '206',  
+
+
+
+        GAME_MESSAGE: '300',
+
+        RECONNECT: '500',
+
+    },
+    HTTP_RESPONSE: {
+        SUCCESS: {
+            code: 200,
+            message: "Success!",
+        },
+        ERROR: {
+            code: 500,
+            message: "Error!",
+        }
+    },
+}
+
+export default CONFIG;
\ No newline at end of file

src/Utils/Global.ts

+export class Global {
+    public static rooms: { [room: string]: Room };
+    public static users: { [uuid: string]: User };
+}
+
+export class Room {
+    public name: string = '';
+    public users: string[] = [];
+    public key: string = '';
+
+    constructor(name: string, key: string) {
+        this.name = name;
+        this.users = [];
+        this.key = key;
+    }
+}
+
+export class User {
+    public uuid: string = '';
+    public room: string = '';
+
+    constructor(room: string, id: string) {
+        this.room = room;
+        this.uuid = id;
+    }
+}
+

src/index.ts

+import app from "./server";
+import http from 'http';
+import { Server } from 'socket.io';
+import { setupSocket } from "./socket";
+
+const PORT = 3001;
+const server = http.createServer(app);
+
+const io = new Server(server, {
+    cors: {
+        origin: '*',
+        methods: ["GET", "POST"],
+        credentials: true
+    }
+});
+
+setupSocket(io);
+
+server.listen(PORT, () => {
+    console.log(`Server is running on port ${PORT}!`);
+})

src/server.ts

+import express, { Request, Response, NextFunction } from 'express'
+import cors from 'cors';
+
+const app = express();
+app.use(cors());
+
+app.get('/', (req: Request, res: Response, next: NextFunction) => {
+    res.send('Hello World')
+})
+
+export default app;

src/socket.ts

+import { Server, Socket } from "socket.io";
+import CONFIG from "./Config/config";
+
+const users: { [key: string]: User } = {}
+const y_radio: number = 0.5560472
+
+class User {
+    public token: string = '';
+    public towerNumber: number = 0;
+    public direction: number = 0;
+    public cur_block: v2 = new v2();
+    public next_block: v2 = new v2();
+}
+
+class v2 {
+    public x: number = 0;
+    public y: number = 0;
+
+    constructor(x?: number, y?: number) {
+        this.x = x || 0;
+        this.y = y || 0;
+    }
+}
+
+export function getUserBySocketId(socketId: string) {
+    return users[socketId];
+}
+
+export function setupSocket(io: Server) {
+    io.use((socket: Socket, next) => {
+        const token = socket.handshake.query.token; // Lấy ID từ client gửi lên
+        console.log('token', token)
+
+        users[socket.id] = {} as User;
+        users[socket.id].token = token as string; // Gán ID này vào socket
+        users[socket.id].towerNumber = 0;
+        users[socket.id].cur_block = new v2(0, 0);
+        next();
+    });
+
+    io.on("connection", (socket: Socket) => {
+        console.log(`🟢 Client connected: ${socket.id}`);
+        joinRoom(socket);
+        spawmItem(socket);
+        passTower(socket);
+        disconnectSocket(socket);
+    });
+}
+
+function passTower(socket: Socket) {
+    socket.on(CONFIG.EVT.PASS_TOWER, async (data: string) => {
+        const user = users[socket.id];
+        const towerNumber = ++user.towerNumber;
+        const { pos, dis } = JSON.parse(data) as { pos: v2, dis: number };
+
+        user.direction = (Math.random() < 0.5) ? -1 : 1;
+
+        const token = user.token;
+        console.log('towerNumber', towerNumber, token)
+
+        var x_distance = ((Math.min(towerNumber, 100) / 100 + 1) + Math.random() * (towerNumber <= 10 ? 0.5 : 1)) * 150;//vg
+
+        var y_distance = x_distance * y_radio;
+
+        var next_pos = user.cur_block;
+        next_pos.x += (x_distance * user.direction);
+        next_pos.y += y_distance;
+
+        const response = await socket.emitWithAck('request', { next_pos, direction: user.direction, towerNumber, x_distance }, 'bar');
+    });
+}
+
+function spawmItem(socket: Socket) {
+    socket.on(CONFIG.EVT.SPAWN_TOWER, async () => {
+        const user = users[socket.id];
+        const towerNumber = ++user.towerNumber;
+
+        user.direction = (Math.random() < 0.5) ? -1 : 1;
+
+        const token = user.token;
+        console.log('towerNumber', towerNumber, token)
+
+        var x_distance = ((Math.min(towerNumber, 100) / 100 + 1) + Math.random() * (towerNumber <= 10 ? 0.5 : 1)) * 150;//vg
+        var y_distance = x_distance * y_radio;
+
+        var next_pos = user.cur_block;
+        next_pos.x += (x_distance * user.direction);
+        next_pos.y += y_distance;
+
+        const response = await socket.emitWithAck('request', { next_pos, direction: user.direction, towerNumber, x_distance });
+    });
+}
+
+function disconnectSocket(socket: Socket) {
+    socket.on("disconnect", () => {
+        console.log(`🔴 Client disconnected: ${socket.id}`);
+    });
+}
+
+function joinRoom(socket: Socket) {
+    socket.on(CONFIG.EVT.JOIN_ROOM, (data: string) => {
+        const { roomName, id } = JSON.parse(data);
+        console.log(`JOIN_ROOM💬 ${roomName}: ${id}`);
+    });
+}
+

tsconfig.json

+{
+  "compilerOptions": {
+    
+    "target": "es2016",
+    "module": "commonjs",
+    "rootDir": "./src",
+    "outDir": "./dist",
+
+    "strict": true, 
+    "esModuleInterop": true,
+    "skipLibCheck": true,
+  },
+  "include": ["src/**/*.ts"],
+  "exclude": ["node_modules"]
+}