version: '3.8'

services:
  # Database Service
  db:
    image: postgres:15-alpine
    container_name: controlpatente-db
    environment:
      POSTGRES_USER: ${DB_USER:-postgres}
      POSTGRES_PASSWORD: ${DB_PASSWORD:-postgres}
      POSTGRES_DB: ${DB_NAME:-controlpatente}
    volumes:
      - db_data:/var/lib/postgresql/data
    ports:
      - "5432:5432"
    networks:
      - backend-net
    restart: unless-stopped
    healthcheck:
      test: [ "CMD-SHELL", "pg_isready -U postgres" ]
      interval: 5s
      timeout: 5s
      retries: 5

  # Backend Service (Node.js)
  backend:
    build: ./backend
    container_name: controlpatente-backend
    environment:
      - DATABASE_URL=postgresql://${DB_USER:-postgres}:${DB_PASSWORD:-postgres}@db:5432/${DB_NAME:-controlpatente}
      - PORT=3000
    ports:
      - "3000:3000"
    depends_on:
      db:
        condition: service_healthy
    networks:
      - backend-net
    restart: unless-stopped
    volumes:
      - ./backend:/app
      - /app/node_modules

  # ALPR Component (Python + OpenCV)
  alpr-service:
    build: ./alpr-service
    container_name: controlpatente-alpr
    ports:
      - "5001:5001" # Permite acceder al stream de video desde el nave
    environment:
      - BACKEND_URL=http://backend:3000
      # On Mac, you usually cannot pass /dev/video0 directly. 
      # We might need to use a stream or just test with a file for now if direct access fails.
      # For Linux/Raspberry Pi, the device mapping below is correct.
    devices:
      - "/dev/video0:/dev/video0"
    networks:
      - backend-net
    depends_on:
      - backend
    restart: unless-stopped
    # Add privilege for hardware access
    privileged: true
    deploy:
      resources:
        limits:
          cpus: '2.0'

  # Frontend Service (React)
  frontend:
    build: ./frontend
    container_name: controlpatente-frontend
    ports:
      - "5173:5173"
    networks:
      - backend-net
    restart: unless-stopped
    volumes:
      - ./frontend:/app
      - /app/node_modules
    environment:
      - VITE_API_URL=
      - VITE_ALPR_STREAM_URL=
networks:
  backend-net:
    driver: bridge

volumes:
  db_data: