services:
  postgres:
    image: postgres:18-alpine
    environment:
      POSTGRES_USER: readur
      POSTGRES_PASSWORD: readur
      POSTGRES_DB: readur
    volumes:
      - postgres_data:/var/lib/postgresql/data
    ports:
      - "5432:5432"
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U readur"]
      interval: 10s
      timeout: 5s
      retries: 5

  readur:
    build: .
    environment:
      # Database configuration - choose one of these methods:
      # Method 1: Use DATABASE_URL (takes priority if set)
      DATABASE_URL: postgresql://readur:readur@postgres/readur

      # Method 2: Use individual PostgreSQL variables
      # (Only used if DATABASE_URL is not set or commented out)
      # POSTGRES_HOST: postgres
      # POSTGRES_PORT: 5432
      # POSTGRES_DB: readur
      # POSTGRES_USER: readur
      # POSTGRES_PASSWORD: readur
      
      # Server configuration - choose one of these methods:
      # Method 1: Use SERVER_ADDRESS for full control
      # SERVER_ADDRESS: 0.0.0.0:8080
      
      # Method 2: Use SERVER_HOST and SERVER_PORT separately
      SERVER_HOST: 0.0.0.0
      SERVER_PORT: 8000
      
      # Security
      JWT_SECRET: your-secret-key-change-this-in-production
      
      # File paths
      UPLOAD_PATH: /app/uploads
      WATCH_FOLDER: /app/watch
      
      # OCR configuration
      OCR_LANGUAGE: eng
      CONCURRENT_OCR_JOBS: 4
      OCR_TIMEOUT_SECONDS: 300
      MAX_FILE_SIZE_MB: 50
      
      # Performance
      MEMORY_LIMIT_MB: 512
      CPU_PRIORITY: normal
      
      # File watching
      ALLOWED_FILE_TYPES: pdf,txt,doc,docx,png,jpg,jpeg
      WATCH_INTERVAL_SECONDS: 30
      FILE_STABILITY_CHECK_MS: 1000
      MAX_FILE_AGE_HOURS: 24
    
    ports:
      # Map container port to host port
      # Format: "host_port:container_port"
      - "8000:8000"
    
    volumes:
      # Persistent storage for uploads
      - ./readur_uploads:/app/uploads
      
      # Watch folder - can be mapped to a host directory
      - ./readur_watch:/app/watch
      
      # Or use a named volume for watch folder
      # - readur_watch:/app/watch
    
    depends_on:
      postgres:
        condition: service_healthy
    
    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost:8000/api/health"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 40s

  # Optional: Nginx reverse proxy example
  nginx:
    image: nginx:alpine
    ports:
      - "80:80"
      - "443:443"
    volumes:
      - ./nginx.conf:/etc/nginx/nginx.conf:ro
      - ./ssl:/etc/nginx/ssl:ro
    depends_on:
      - readur
    profiles:
      - with-proxy

volumes:
  postgres_data:
  readur_uploads:
  readur_watch: