services:
  backend:
    build:
      context: .
      dockerfile: infra/docker/Dockerfile.backend
    image: dealerhub-backend:latest
    restart: unless-stopped
    environment:
      DJANGO_SETTINGS_MODULE: config.settings.prod
      DJANGO_SECRET_KEY: ${DJANGO_SECRET_KEY:?required}
      DJANGO_ALLOWED_HOSTS: "*"
      DATABASE_URL: postgres://dealerhub:${POSTGRES_PASSWORD}@pg-main:5432/dealerhub
      REDIS_URL: redis://dsp-redis:6379/2
      GRANIAN_WORKERS: "4"
    depends_on:
      pg-bootstrap:
        condition: service_completed_successfully
    networks:
      - pg-shared
      - dsp-net
    ports:
      - "18050:8000"
    healthcheck:
      test: ["CMD", "curl", "-fsS", "http://127.0.0.1:8000/api/v1/ping/"]
      interval: 10s
      timeout: 3s
      retries: 10

  worker:
    image: dealerhub-backend:latest
    restart: unless-stopped
    environment:
      DJANGO_SETTINGS_MODULE: config.settings.prod
      DJANGO_SECRET_KEY: ${DJANGO_SECRET_KEY:?required}
      DJANGO_ALLOWED_HOSTS: "*"
      DATABASE_URL: postgres://dealerhub:${POSTGRES_PASSWORD}@pg-main:5432/dealerhub
      REDIS_URL: redis://dsp-redis:6379/2
      TASK_BROKER: redis
    depends_on:
      - backend
    networks:
      - pg-shared
      - dsp-net
    command: ["dramatiq", "config.dramatiq", "--processes", "1", "--threads", "4"]
    # 覆盖镜像内 curl:8000 健康检查（worker 不监听 HTTP），改为检查 PID 1 存活
    healthcheck:
      test: ["CMD-SHELL", "kill -0 1"]
      interval: 30s
      timeout: 5s
      retries: 3

  pg-bootstrap:
    image: postgres:16-alpine
    networks:
      - pg-shared
    environment:
      PGPASSWORD: ${POSTGRES_PASSWORD:?required}
    entrypoint:
      - sh
      - -c
      - |
        set -e
        echo "[pg-bootstrap] waiting for pg-main..."
        until pg_isready -h pg-main -p 5432 -U postgres; do sleep 1; done
        echo "[pg-bootstrap] ensuring role+db..."
        psql -h pg-main -U postgres -tc "SELECT 1 FROM pg_roles WHERE rolname='dealerhub'" | grep -q 1 || \
          psql -h pg-main -U postgres -c "CREATE ROLE dealerhub LOGIN PASSWORD '$$POSTGRES_PASSWORD'"
        psql -h pg-main -U postgres -tc "SELECT 1 FROM pg_database WHERE datname='dealerhub'" | grep -q 1 || \
          psql -h pg-main -U postgres -c "CREATE DATABASE dealerhub OWNER dealerhub"
        echo "[pg-bootstrap] done"
    restart: "no"

networks:
  pg-shared:
    external: true  # 连到 1Panel 既有的 pg-shared 网络（pg-main 在这）
  dsp-net:
    external: true
    name: deploy_dsp-net  # 复用 dsp 项目栈的无密码 redis（dsp-redis）做任务队列