version: '3.8'

services:
  postgres:
    image: postgres:16-alpine
    container_name: wac_postgres
    restart: unless-stopped
    environment:
      POSTGRES_DB: ${DB_NAME:-whatsapp_central}
      POSTGRES_USER: ${DB_USER:-whatsapp_admin}
      POSTGRES_PASSWORD: ${DB_PASSWORD:?DB_PASSWORD required}
    volumes:
      - postgres_data:/var/lib/postgresql/data
    ports:
      - "5432:5432"
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U ${DB_USER:-whatsapp_admin}"]
      interval: 10s
      timeout: 5s
      retries: 5
    networks:
      - wac_network

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

  whatsapp-core:
    build:
      context: ./services/whatsapp-core
      dockerfile: Dockerfile
    container_name: wac_whatsapp
    restart: unless-stopped
    environment:
      NODE_ENV: ${NODE_ENV:-production}
      REDIS_URL: redis://redis:6379
      API_GATEWAY_URL: http://api-gateway:8000
      WS_PORT: 3001
    volumes:
      - whatsapp_sessions:/app/sessions
    ports:
      - "3001:3001"
    depends_on:
      redis:
        condition: service_healthy
    networks:
      - wac_network

  api-gateway:
    build:
      context: ./services/api-gateway
      dockerfile: Dockerfile
    container_name: wac_api
    restart: unless-stopped
    environment:
      DATABASE_URL: postgresql://${DB_USER:-whatsapp_admin}:${DB_PASSWORD}@postgres:5432/${DB_NAME:-whatsapp_central}
      REDIS_URL: redis://redis:6379
      JWT_SECRET: ${JWT_SECRET:?JWT_SECRET required}
      WHATSAPP_CORE_URL: http://whatsapp-core:3001
      CORS_ORIGINS: ${CORS_ORIGINS:-http://localhost:5173,http://localhost:3000}
    ports:
      - "8000:8000"
    depends_on:
      postgres:
        condition: service_healthy
      redis:
        condition: service_healthy
    networks:
      - wac_network

  flow-engine:
    build:
      context: ./services/flow-engine
      dockerfile: Dockerfile
    container_name: wac_flow_engine
    restart: unless-stopped
    environment:
      DATABASE_URL: postgresql://${DB_USER:-whatsapp_admin}:${DB_PASSWORD}@postgres:5432/${DB_NAME:-whatsapp_central}
      REDIS_URL: redis://redis:6379
      API_GATEWAY_URL: http://api-gateway:8000
      WHATSAPP_CORE_URL: http://whatsapp-core:3001
      OPENAI_API_KEY: ${OPENAI_API_KEY:-}
      OPENAI_MODEL: ${OPENAI_MODEL:-gpt-4o-mini}
    depends_on:
      postgres:
        condition: service_healthy
      redis:
        condition: service_healthy
    networks:
      - wac_network

  frontend:
    build:
      context: ./frontend
      dockerfile: Dockerfile
    container_name: wac_frontend
    restart: unless-stopped
    ports:
      - "3000:80"
    depends_on:
      - api-gateway
    networks:
      - wac_network

volumes:
  postgres_data:
  redis_data:
  whatsapp_sessions:

networks:
  wac_network:
    driver: bridge