# Arbiter Docker Compose configuration
# Usage:
#   Development: docker compose up
#   Infrastructure only: docker compose up db redis
#   Production: docker compose -f docker-compose.yml -f docker-compose.prod.yml up

services:
  # PostgreSQL database
  db:
    image: postgres:16-alpine
    container_name: arbiter-db
    environment:
      POSTGRES_USER: arbiter
      POSTGRES_PASSWORD: arbiter
      POSTGRES_DB: arbiter
    ports:
      - "5432:5432"
    volumes:
      - postgres_data:/var/lib/postgresql/data
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U arbiter -d arbiter"]
      interval: 10s
      timeout: 5s
      retries: 5

  # Redis for job queue and caching
  redis:
    image: redis:7-alpine
    container_name: arbiter-redis
    ports:
      - "6379:6379"
    volumes:
      - redis_data:/data
    command: redis-server --appendonly yes
    healthcheck:
      test: ["CMD", "redis-cli", "ping"]
      interval: 10s
      timeout: 5s
      retries: 5

  # API server
  api:
    build:
      context: .
      dockerfile: Dockerfile
    container_name: arbiter-api
    ports:
      - "8000:8000"
    environment:
      ARBITER_DATABASE_URL: postgresql+asyncpg://arbiter:arbiter@db:5432/arbiter
      ARBITER_REDIS_URL: redis://redis:6379/0
      ARBITER_TEMPLATES_DIR: /app/templates
    depends_on:
      db:
        condition: service_healthy
      redis:
        condition: service_healthy
    healthcheck:
      test: ["CMD", "python", "-c", "import urllib.request; urllib.request.urlopen('http://localhost:8000/health')"]
      interval: 30s
      timeout: 10s
      start_period: 10s
      retries: 3
    volumes:
      - ./templates:/app/templates:ro

  # Background worker
  worker:
    build:
      context: .
      dockerfile: Dockerfile
    container_name: arbiter-worker
    command: ["python", "-m", "arq", "arbiter.worker.settings.WorkerSettings"]
    environment:
      ARBITER_DATABASE_URL: postgresql+asyncpg://arbiter:arbiter@db:5432/arbiter
      ARBITER_REDIS_URL: redis://redis:6379/0
      ARBITER_TEMPLATES_DIR: /app/templates
    depends_on:
      db:
        condition: service_healthy
      redis:
        condition: service_healthy
    volumes:
      - ./templates:/app/templates:ro

  # Dashboard UI
  dashboard:
    build:
      context: ./dashboard
      dockerfile: Dockerfile
    container_name: arbiter-dashboard
    ports:
      - "3000:80"
    depends_on:
      api:
        condition: service_healthy
    healthcheck:
      test: ["CMD", "wget", "-q", "--spider", "http://localhost:80"]
      interval: 30s
      timeout: 10s
      retries: 3

  # Database migrations (run once)
  migrate:
    build:
      context: .
      dockerfile: Dockerfile
    container_name: arbiter-migrate
    command: ["python", "-m", "alembic", "upgrade", "head"]
    environment:
      ARBITER_DATABASE_URL: postgresql+asyncpg://arbiter:arbiter@db:5432/arbiter
    depends_on:
      db:
        condition: service_healthy
    profiles:
      - migrate

volumes:
  postgres_data:
  redis_data: