name: convite

services:
  db:
    image: postgres:17-alpine
    restart: unless-stopped
    environment:
      POSTGRES_DB: ${POSTGRES_DB:-convite}
      POSTGRES_USER: ${POSTGRES_USER:-convite}
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:?defina POSTGRES_PASSWORD no .env}
    volumes:
      - pgdata:/var/lib/postgresql/data
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U $${POSTGRES_USER} -d $${POSTGRES_DB}"]
      interval: 5s
      timeout: 5s
      retries: 10
    # Sem porta publicada: o banco só é acessível pela rede interna do compose.
    # Para acessar do host (ex.: db:studio), descomente:
    # ports:
    #   - "127.0.0.1:5432:5432"

  # Serviço Python que personaliza os PDFs dos convites. Sem porta publicada: só o app acessa,
  # pela rede interna do compose (http://pdf-service:8000).
  pdf-service:
    build: ./pdf-service
    restart: unless-stopped
    environment:
      STORAGE_DIR: /storage
      # Base do link gravado em cada PDF: <INVITE_LINK_BASE_URL>/r/<token>.
      # Opcional: vazia, o serviço usa o APP_URL.
      APP_URL: ${APP_URL:-}
      INVITE_LINK_BASE_URL: ${INVITE_LINK_BASE_URL:-}
      # Links do PDF modelo que contêm este trecho são trocados pelo link do convite
      INVITE_LINK_PATTERN: ${INVITE_LINK_PATTERN:-com.br/r/}
    volumes:
      - app-storage:/storage
    healthcheck:
      test: ["CMD", "python", "-c", "import urllib.request; urllib.request.urlopen('http://127.0.0.1:8000/health', timeout=3)"]
      interval: 10s
      timeout: 5s
      retries: 5

  app:
    build: .
    restart: unless-stopped
    depends_on:
      db:
        condition: service_healthy
      # Só a geração de PDFs depende dele; o convite e o RSVP funcionam mesmo com ele fora do ar
      pdf-service:
        condition: service_started
    env_file: .env
    environment:
      # Sobrescreve o DATABASE_URL do .env: dentro do compose o host do banco é "db"
      DATABASE_URL: postgres://${POSTGRES_USER:-convite}:${POSTGRES_PASSWORD}@db:5432/${POSTGRES_DB:-convite}
      PDF_SERVICE_URL: http://pdf-service:8000
      STORAGE_DIR: /storage
    volumes:
      # PDFs modelo e gerados (compartilhado com o pdf-service)
      - app-storage:/storage
    ports:
      - "${APP_PORT:-3000}:3000"

volumes:
  pgdata:
  app-storage: