services:
  postgres:
    image: postgres:16-alpine
    container_name: grad-postgres
    restart: unless-stopped
    environment:
      POSTGRES_USER: grad
      POSTGRES_PASSWORD: grad
      POSTGRES_DB: grad
    volumes:
      - postgres-data:/var/lib/postgresql/data
    ports:
      - "5433:5432"
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U grad"]
      interval: 5s
      timeout: 3s
      retries: 10

  qdrant:
    image: qdrant/qdrant:v1.16.1
    container_name: grad-qdrant
    restart: unless-stopped
    volumes:
      - qdrant-storage:/qdrant/storage
    ports:
      - "6333:6333"
      - "6334:6334"
    healthcheck:
      test: ["CMD-SHELL", "bash -c '</dev/tcp/localhost/6333' 2>/dev/null || exit 1"]
      interval: 5s
      timeout: 3s
      retries: 10
      start_period: 5s

  redis:
    image: redis:7-alpine
    container_name: grad-redis
    restart: unless-stopped
    command: ["redis-server", "--appendonly", "yes"]
    volumes:
      - redis-data:/data
    ports:
      - "6380:6379"
    healthcheck:
      test: ["CMD", "redis-cli", "ping"]
      interval: 5s
      timeout: 3s
      retries: 10

  # NOTE: Ollama runs on the HOST (not in compose) because the host
  # already has the binary + 76 GB of pulled models at ~/.ollama.
  # The backend reaches it via host.docker.internal — see extra_hosts below.
  # If you don't have host Ollama, start the compose variant documented
  # in README.md under "Ollama: compose variant".

  backend:
    build:
      context: ./backend
      dockerfile: Dockerfile
    container_name: grad-backend
    restart: unless-stopped
    env_file: .env
    environment:
      DATABASE_URL: postgresql+asyncpg://grad:grad@postgres:5432/grad
      REDIS_URL: redis://redis:6379/0
      QDRANT_URL: http://qdrant:6333
      FRONTEND_ORIGIN: http://localhost:3000
    ports:
      - "8010:8000"
    depends_on:
      postgres: { condition: service_healthy }
      qdrant:   { condition: service_healthy }
      redis:    { condition: service_healthy }
    extra_hosts:
      - "host.docker.internal:host-gateway"

  celery-worker:
    build:
      context: ./backend
      dockerfile: Dockerfile
    container_name: grad-celery-worker
    restart: unless-stopped
    command: ["celery", "-A", "ingestion.celery_app.celery_app", "worker", "--loglevel=INFO"]
    env_file: .env
    environment:
      DATABASE_URL: postgresql+asyncpg://grad:grad@postgres:5432/grad
      REDIS_URL: redis://redis:6379/0
      QDRANT_URL: http://qdrant:6333
    depends_on:
      redis: { condition: service_healthy }
    extra_hosts:
      - "host.docker.internal:host-gateway"

  celery-beat:
    build:
      context: ./backend
      dockerfile: Dockerfile
    container_name: grad-celery-beat
    restart: unless-stopped
    command: ["celery", "-A", "ingestion.celery_app.celery_app", "beat", "--loglevel=INFO", "--schedule=/tmp/celerybeat-schedule"]
    env_file: .env
    environment:
      DATABASE_URL: postgresql+asyncpg://grad:grad@postgres:5432/grad
      REDIS_URL: redis://redis:6379/0
    depends_on:
      redis: { condition: service_healthy }

  frontend:
    build:
      context: ./frontend
      dockerfile: Dockerfile.dev
    container_name: grad-frontend
    restart: unless-stopped
    environment:
      NEXT_PUBLIC_API_BASE_URL: http://localhost:8010
    volumes:
      - ./frontend:/app
      - /app/node_modules
      - /app/.next
    ports:
      - "3000:3000"
    depends_on:
      - backend

volumes:
  postgres-data:
  qdrant-storage:
  redis-data: