x-app-image: &app-image
  image: ${FLOWER_IMAGE:-flower-app:latest}
  build:
    context: .
    dockerfile: Dockerfile.prod

x-app-runtime: &app-runtime
  env_file:
    - ${APP_ENV_FILE:-.env}
  environment:
    DJANGO_SETTINGS_MODULE: flower.settings
    PYTHONPATH: /app
    CACHE_HOST: redis
    CACHE_PORT: 6379
    CELERY_RESULT_HOST: redis
    CELERY_RESULT_PORT: 6379
    CELERY_BROKER_HOST: rabbitmq
    CELERY_BROKER_PORT: 5672
  restart: unless-stopped

services:
  redis:
    image: redis:7-alpine
    container_name: flower_redis
    command:
      - redis-server
      - --appendonly
      - yes
    volumes:
      - redis_data:/data
    restart: unless-stopped

  rabbitmq:
    image: rabbitmq:3-management-alpine
    container_name: flower_rabbitmq
    environment:
      RABBITMQ_DEFAULT_USER: ${RABBITMQ_DEFAULT_USER:-guest}
      RABBITMQ_DEFAULT_PASS: ${RABBITMQ_DEFAULT_PASS:-guest}
    volumes:
      - rabbitmq_data:/var/lib/rabbitmq
    restart: unless-stopped

  web:
    <<: [*app-image, *app-runtime]
    container_name: flower_web
    command:
      - python
      - -m
      - uvicorn
      - flower.asgi:application
      - --host
      - 0.0.0.0
      - --port
      - "8000"
      - --workers
      - "${UVICORN_WORKERS:-1}"
    ports:
      - "${WEB_PORT:-8100}:8000"
    depends_on:
      - redis
      - rabbitmq

  celery_worker:
    <<: [*app-image, *app-runtime]
    container_name: celery_worker
    command:
      - python
      - -m
      - celery
      - -A
      - flower
      - worker
      - -l
      - info
      - --concurrency=${CELERY_CONCURRENCY:-2}
      - --pool=solo
    volumes:
      - ${BACKUP_DIR:-./data-bak}:/app/data-bak
    depends_on:
      - redis
      - rabbitmq

volumes:
  redis_data:
  rabbitmq_data: