services:
  db:
    image: postgres:16-alpine
    restart: unless-stopped
    volumes:
      - postgres_data:/var/lib/postgresql/data
    environment:
      POSTGRES_DB: ${SQL_DATABASE:-busmanager}
      POSTGRES_USER: ${SQL_USER:-busmanager}
      POSTGRES_PASSWORD: ${SQL_PASSWORD}
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U ${SQL_USER:-busmanager}"]
      interval: 5s
      timeout: 5s
      retries: 5

  web:
    build: .
    restart: unless-stopped
    env_file: .env
    ports:
      - "${APP_PORT:-8000}:8000"
    depends_on:
      db:
        condition: service_healthy
    environment:
      SQL_HOST: db
      SQL_PORT: 5432
      STATIC_ROOT: /app/staticfiles

    volumes:
      - static_files:/app/staticfiles

  # Runs the nightly coordinator status check (django-crontab job)
  cron:
    build: .
    restart: unless-stopped
    env_file: .env
    entrypoint: >
      sh -c "echo '0 6 * * * python /app/manage.py nightly_check_active_status >> /proc/1/fd/1 2>&1'
      | crontab - && crond -f -d 8"
    depends_on:
      db:
        condition: service_healthy
    environment:
      SQL_HOST: db
      SQL_PORT: 5432

volumes:
  postgres_data:
  static_files: