services:
  # PostgreSQL Database
  database:
    image: postgres:15-alpine
    container_name: lernplattform_db
    environment:
      POSTGRES_DB: ${DB_NAME:-lernplattform}
      POSTGRES_USER: ${DB_USER:-lernplattform_user}
      POSTGRES_PASSWORD: ${DB_PASSWORD:-changeme123}
      PGDATA: /var/lib/postgresql/data/pgdata
    volumes:
      - postgres_data:/var/lib/postgresql/data
      - ./database/init:/docker-entrypoint-initdb.d:ro
    ports:
      - "${DB_PORT:-5432}:5432"
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U ${DB_USER:-lernplattform_user} -d ${DB_NAME:-lernplattform}"]
      interval: 10s
      timeout: 5s
      retries: 5
    networks:
      - lernplattform_network

  # Backend API
  backend:
    build:
      context: ./backend
      dockerfile: Dockerfile
    container_name: lernplattform_backend
    environment:
      NODE_ENV: ${NODE_ENV:-production}
      PORT: ${BACKEND_PORT:-3000}
      DB_HOST: database
      DB_PORT: 5432
      DB_NAME: ${DB_NAME:-lernplattform}
      DB_USER: ${DB_USER:-lernplattform_user}
      DB_PASSWORD: ${DB_PASSWORD:-changeme123}
      JWT_SECRET: ${JWT_SECRET:-change_this_secret_key_in_production}
      SESSION_SECRET: ${SESSION_SECRET:-change_this_session_secret}
      ADMIN_DEFAULT_PASSWORD: ${ADMIN_DEFAULT_PASSWORD:-admin123}
    volumes:
      - ./backend/lessons:/app/lessons:ro
    ports:
      - "${BACKEND_PORT:-3000}:3000"
    depends_on:
      database:
        condition: service_healthy
    healthcheck:
      test: ["CMD", "wget", "--quiet", "--tries=1", "--spider", "http://localhost:3000/health"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 40s
    networks:
      - lernplattform_network
    restart: unless-stopped

  # Frontend
  frontend:
    build:
      context: ./frontend
      dockerfile: Dockerfile
      args:
        VITE_API_URL: ${VITE_API_URL:-http://localhost:3000/api}
    container_name: lernplattform_frontend
    ports:
      - "${FRONTEND_PORT:-80}:80"
    depends_on:
      - backend
    networks:
      - lernplattform_network
    restart: unless-stopped

volumes:
  postgres_data:
    driver: local

networks:
  lernplattform_network:
    driver: bridge