main

2026-03-30 00:21:32 +03:00
parent 85c35c73e8
commit acb103657b
29 changed files with 11473 additions and 13081 deletions
--- a/src/modules/events/events.gateway.ts
+++ b/src/modules/events/events.gateway.ts
@@ -0,0 +1,205 @@
+import {
+  WebSocketGateway,
+  WebSocketServer,
+  SubscribeMessage,
+  OnGatewayConnection,
+  OnGatewayDisconnect,
+  ConnectedSocket,
+  MessageBody,
+} from '@nestjs/websockets';
+import { Logger } from '@nestjs/common';
+import { Server, Socket } from 'socket.io';
+
+/**
+ * ContentGen AI — Gerçek Zamanlı WebSocket Gateway
+ *
+ * Frontend'e render ilerleme bildirimlerini iletir.
+ * C# Worker → RenderCallbackController → EventsGateway → Frontend
+ *
+ * Room yapısı: "project:{projectId}" — her proje kendi room'una abone olur
+ */
+@WebSocketGateway({
+  cors: {
+    origin: ['http://localhost:3001', 'http://localhost:3000', process.env.FRONTEND_URL || '*'],
+    credentials: true,
+  },
+  namespace: '/ws',
+  transports: ['websocket', 'polling'],
+})
+export class EventsGateway implements OnGatewayConnection, OnGatewayDisconnect {
+  @WebSocketServer()
+  server: Server;
+
+  private readonly logger = new Logger(EventsGateway.name);
+  private connectedClients = 0;
+
+  handleConnection(client: Socket) {
+    this.connectedClients++;
+    this.logger.log(`Client bağlandı: ${client.id} (toplam: ${this.connectedClients})`);
+  }
+
+  handleDisconnect(client: Socket) {
+    this.connectedClients--;
+    this.logger.log(`Client ayrıldı: ${client.id} (toplam: ${this.connectedClients})`);
+  }
+
+  /**
+   * Frontend, proje detay sayfasına girdiğinde bu event'i gönderir.
+   * Client ilgili proje room'una katılır.
+   */
+  @SubscribeMessage('join:project')
+  handleJoinProject(
+    @ConnectedSocket() client: Socket,
+    @MessageBody() data: { projectId: string },
+  ) {
+    const room = `project:${data.projectId}`;
+    client.join(room);
+    this.logger.debug(`Client ${client.id} → room: ${room}`);
+    return { event: 'joined', data: { room, projectId: data.projectId } };
+  }
+
+  /**
+   * Frontend, proje sayfasından ayrıldığında bu event'i gönderir.
+   */
+  @SubscribeMessage('leave:project')
+  handleLeaveProject(
+    @ConnectedSocket() client: Socket,
+    @MessageBody() data: { projectId: string },
+  ) {
+    const room = `project:${data.projectId}`;
+    client.leave(room);
+    this.logger.debug(`Client ${client.id} ← room: ${room}`);
+    return { event: 'left', data: { room } };
+  }
+
+  /**
+   * Kullanıcı kendi bildirim room'una katılır.
+   * Frontend login sonrası bu event'i göndererek anlık bildirimleri alır.
+   */
+  @SubscribeMessage('join:user')
+  handleJoinUser(
+    @ConnectedSocket() client: Socket,
+    @MessageBody() data: { userId: string },
+  ) {
+    const room = `user:${data.userId}`;
+    client.join(room);
+    this.logger.debug(`Client ${client.id} → user room: ${room}`);
+    return { event: 'joined', data: { room, userId: data.userId } };
+  }
+
+  /**
+   * Kullanıcı bildirim room'undan ayrılır.
+   */
+  @SubscribeMessage('leave:user')
+  handleLeaveUser(
+    @ConnectedSocket() client: Socket,
+    @MessageBody() data: { userId: string },
+  ) {
+    const room = `user:${data.userId}`;
+    client.leave(room);
+    this.logger.debug(`Client ${client.id} ← user room: ${room}`);
+    return { event: 'left', data: { room } };
+  }
+
+  // ═══════════════════════════════════════════════════════
+  // Server → Client Events (RenderCallbackController tarafından tetiklenir)
+  // ═══════════════════════════════════════════════════════
+
+  /**
+   * Render ilerleme bildirimi gönder.
+   * Stage: 'tts' | 'image_generation' | 'music_generation' | 'compositing' | 'encoding'
+   */
+  emitRenderProgress(
+    projectId: string,
+    payload: {
+      progress: number;
+      stage: string;
+      stageLabel: string;
+      currentScene?: number;
+      totalScenes?: number;
+      eta?: number; // Tahmini kalan saniye
+    },
+  ) {
+    this.server.to(`project:${projectId}`).emit('render:progress', {
+      projectId,
+      ...payload,
+      timestamp: new Date().toISOString(),
+    });
+  }
+
+  /**
+   * Render tamamlandı bildirimi.
+   */
+  emitRenderCompleted(
+    projectId: string,
+    payload: {
+      finalVideoUrl: string;
+      thumbnailUrl?: string;
+      processingTimeMs: number;
+      fileSize: number;
+    },
+  ) {
+    this.server.to(`project:${projectId}`).emit('render:completed', {
+      projectId,
+      ...payload,
+      timestamp: new Date().toISOString(),
+    });
+  }
+
+  /**
+   * Render hatası bildirimi.
+   */
+  emitRenderFailed(
+    projectId: string,
+    payload: {
+      error: string;
+      stage: string;
+      attemptNumber: number;
+      canRetry: boolean;
+    },
+  ) {
+    this.server.to(`project:${projectId}`).emit('render:failed', {
+      projectId,
+      ...payload,
+      timestamp: new Date().toISOString(),
+    });
+  }
+
+  /**
+   * Proje durum değişikliği bildirimi (status change).
+   */
+  emitProjectStatusChanged(projectId: string, status: string) {
+    this.server.to(`project:${projectId}`).emit('project:status', {
+      projectId,
+      status,
+      timestamp: new Date().toISOString(),
+    });
+  }
+
+  /**
+   * Kullanıcıya anlık bildirim gönder.
+   * NotificationsService.createNotification() tarafından çağrılır.
+   */
+  emitNotification(
+    userId: string,
+    payload: {
+      id: string;
+      type: string;
+      title: string;
+      message?: string | null;
+      metadata?: unknown;
+      isRead: boolean;
+      createdAt: string;
+    },
+  ) {
+    this.server.to(`user:${userId}`).emit('notification:new', {
+      ...payload,
+      timestamp: new Date().toISOString(),
+    });
+  }
+
+  /** Bağlı client sayısını döndür (health check için) */
+  getConnectedClientsCount(): number {
+    return this.connectedClients;
+  }
+}