services:
  # Frontend React + Vite container
  frontend:
    build:
      context: ./frontend
      dockerfile: Dockerfile
    ports:
      - "3000:80"
    environment:
      - NODE_ENV=production
      - VITE_API_URL=http://localhost:5000
    depends_on:
      - backend
    networks:
      - chat-app-network
    restart: unless-stopped
    healthcheck:
      test: ["CMD", "wget", "--no-verbose", "--tries=1", "--spider", "http://localhost/health"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 40s

  # Backend Node.js + Express + Socket.IO container
  backend:
    build:
      context: ./backend
      dockerfile: Dockerfile
    ports:
      - "5000:5000"
    environment:
      - NODE_ENV=production
      - PORT=5000
      - DATABASE_URL=postgresql://postgres:password@postgres:5432/postgres?sslmode=disable
      - OPENAI_API_KEY=${OPENAI_API_KEY}
      - QDRANT_URL=http://qdrant:6333
      - QDRANT_API_KEY=${QDRANT_API_KEY}
    depends_on:
      - postgres
      - qdrant
    networks:
      - chat-app-network
    restart: unless-stopped
    healthcheck:
      test: ["CMD", "node", "-e", "require('http').get('http://localhost:5000/health', (res) => { process.exit(res.statusCode === 200 ? 0 : 1) })"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 40s

  # Qdrant Vector Database container
  qdrant:
    image: qdrant/qdrant:latest
    ports:
      - "6333:6333"
      - "6334:6334"
    volumes:
      - qdrant_data:/qdrant/storage
    environment:
      - QDRANT__SERVICE__HTTP_PORT=6333
      - QDRANT__SERVICE__GRPC_PORT=6334
    networks:
      - chat-app-network
    restart: unless-stopped
    healthcheck:
      test: ["CMD-SHELL", "wget --no-verbose --tries=1 --spider http://localhost:6333/health || exit 1"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 30s

  # PostgreSQL Database container
  postgres:
    image: postgres:15-alpine
    ports:
      - "5432:5432"
    environment:
      - POSTGRES_DB=chat_app
      - POSTGRES_USER=postgres
      - POSTGRES_PASSWORD=password
    volumes:
      - postgres_data:/var/lib/postgresql/data
    networks:
      - chat-app-network
    restart: unless-stopped
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U postgres -d chat_app"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 30s

# Named volumes for persistent data
volumes:
  postgres_data:
    driver: local
  qdrant_data:
    driver: local

# Custom network for service communication
networks:
  chat-app-network:
    driver: bridge
    ipam:
      config:
        - subnet: 172.20.0.0/16