-socket

exthernal-ttc-api/src/socket/socketManager.js

@@ -0,0 +1,80 @@
+import { verifyToken } from '../utils/token.js'
+import { SocketController } from '../controllers/socketController.js'
+import { GeneralService } from '../share/generalservice.js'
+import redis from '../utils/redis.js' // ใช้ Redis ที่มีเก็บ Session
+
+export class SocketManager {
+  constructor(io) {
+    this.io = io
+    this.generalService = new GeneralService()
+    this.socketController = new SocketController()
+  }
+
+  initialize() {
+    this.generalService.devhint(1, 'SocketManager.js', 'Initializing Socket.io')
+
+    // Middleware: Authentication (เช็ค Token ก่อน Connect)
+    this.io.use(async (socket, next) => {
+      try {
+        const token = socket.handshake.auth.token || socket.handshake.headers.token
+        if (!token) return next(new Error('Authentication error'))
+        
+        const decoded = verifyToken(token)
+        if (!decoded) return next(new Error('Invalid Token'))
+
+        // เก็บข้อมูล User เข้า Socket Session
+        socket.user = decoded
+        socket.organization = decoded.organization // ใช้สำหรับ Schema
+        next()
+      } catch (err) {
+        next(new Error('Authentication failed'))
+      }
+    })
+
+    this.io.on('connection', async (socket) => {
+      this.generalService.devhint(1, 'SocketManager.js', `User Connected: ${socket.user.usrnam}`)
+      
+      //  1. Save User Session to Redis (Pattern การเก็บ state)
+      // key: "online:user_id", value: socket_id
+      await redis.set(`online:${socket.user.id}`, socket.id)
+      
+      // Join Room ส่วนตัว (ตาม User ID)
+      socket.join(socket.user.id.toString())
+
+      // ==========================================
+      //  Event Handlers (เรียก Controller Pattern)
+      // ==========================================
+
+      // 1. Send Notification (User ส่งหา User)
+      socket.on('send_notification', async (data) => {
+        await this.socketController.onSendNotification(this.io, socket, data)
+      })
+
+      // 2. VoIP: Call Request
+      socket.on('call_user', async (data) => {
+        await this.socketController.onCallUser(this.io, socket, data)
+      })
+
+      // 3. VoIP: Answer Call
+      socket.on('answer_call', async (data) => {
+        await this.socketController.onAnswerCall(this.io, socket, data)
+      })
+
+      // 4. VoIP: ICE Candidate (Network info)
+      socket.on('ice_candidate', async (data) => {
+        await this.socketController.onIceCandidate(this.io, socket, data)
+      })
+      
+      // 5. VoIP: End Call
+      socket.on('end_call', async (data) => {
+        await this.socketController.onEndCall(this.io, socket, data)
+      })
+
+      // Disconnect
+      socket.on('disconnect', async () => {
+        this.generalService.devhint(1, 'SocketManager.js', `User Disconnected: ${socket.user.usrnam}`)
+        await redis.del(`online:${socket.user.id}`)
+      })
+    })
+  }
+}