# Vexplor 온프레미스(공장) 배포용 Docker Compose
# 사용법: docker compose up -d

services:
  # ============================================
  # 1. 데이터베이스 (PostgreSQL)
  # ============================================
  database:
    image: postgres:15-alpine
    container_name: vexplor-db
    environment:
      POSTGRES_USER: ${DB_USER:-vexplor}
      POSTGRES_PASSWORD: ${DB_PASSWORD:?DB_PASSWORD is required}
      POSTGRES_DB: ${DB_NAME:-vexplor}
      TZ: Asia/Seoul
    volumes:
      - postgres_data:/var/lib/postgresql/data
      - ./init-db:/docker-entrypoint-initdb.d  # 초기화 스크립트 (선택)
    ports:
      - "${DB_PORT:-5432}:5432"
    restart: always
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U ${DB_USER:-vexplor}"]
      interval: 10s
      timeout: 5s
      retries: 5
    networks:
      - vexplor-network

  # ============================================
  # 2. 백엔드 API (Node.js)
  # ============================================
  backend:
    image: harbor.wace.me/speefox_vexplor/vexplor-backend:${IMAGE_TAG:-latest}
    container_name: vexplor-backend
    environment:
      NODE_ENV: production
      PORT: 3001
      HOST: 0.0.0.0
      TZ: Asia/Seoul
      # DB 연결
      DB_HOST: database
      DB_PORT: 5432
      DB_USER: ${DB_USER:-vexplor}
      DB_PASSWORD: ${DB_PASSWORD}
      DB_NAME: ${DB_NAME:-vexplor}
      # JWT
      JWT_SECRET: ${JWT_SECRET:?JWT_SECRET is required}
      JWT_EXPIRES_IN: ${JWT_EXPIRES_IN:-24h}
      # 암호화 키 (메일 등 민감정보 암호화용)
      ENCRYPTION_KEY: ${ENCRYPTION_KEY:-vexplor-encryption-key-32characters-secure}
      # 회사 코드 (온프레미스는 단일 회사)
      DEFAULT_COMPANY_CODE: ${COMPANY_CODE:-SPIFOX}
      # 로깅
      LOG_LEVEL: ${LOG_LEVEL:-info}
    volumes:
      - backend_uploads:/app/uploads
      - backend_data:/app/data
      - backend_logs:/app/logs
    ports:
      - "${BACKEND_PORT:-3001}:3001"
    depends_on:
      database:
        condition: service_healthy
    restart: always
    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost:3001/health"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 40s
    networks:
      - vexplor-network
    labels:
      - "com.centurylinklabs.watchtower.enable=true"

  # ============================================
  # 3. 프론트엔드 (Next.js)
  # ============================================
  frontend:
    image: harbor.wace.me/speefox_vexplor/vexplor-frontend:${IMAGE_TAG:-latest}
    container_name: vexplor-frontend
    environment:
      NODE_ENV: production
      PORT: 3000
      HOSTNAME: 0.0.0.0
      TZ: Asia/Seoul
      # 백엔드 API URL (내부 통신)
      NEXT_PUBLIC_API_URL: http://${SERVER_IP:-localhost}:${BACKEND_PORT:-3001}/api
    ports:
      - "${FRONTEND_PORT:-80}:3000"
    depends_on:
      - backend
    restart: always
    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost:3000"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 30s
    networks:
      - vexplor-network
    labels:
      - "com.centurylinklabs.watchtower.enable=true"

  # ============================================
  # 4. Watchtower (자동 업데이트)
  # ============================================
  watchtower:
    image: containrrr/watchtower:latest
    container_name: vexplor-watchtower
    environment:
      TZ: Asia/Seoul
      DOCKER_API_VERSION: "1.44"
      # Harbor 레지스트리 인증
      REPO_USER: ${HARBOR_USER}
      REPO_PASS: ${HARBOR_PASSWORD}
      # 업데이트 설정
      # WATCHTOWER_POLL_INTERVAL: ${UPDATE_INTERVAL:-300}  # 간격 기반 (비활성화)
      WATCHTOWER_SCHEDULE: "0 0 * * * *"                  # 매시 정각에 실행 (cron 형식)
      WATCHTOWER_CLEANUP: "true"                          # 이전 이미지 자동 삭제
      WATCHTOWER_INCLUDE_STOPPED: "true"                  # 중지된 컨테이너도 업데이트
      WATCHTOWER_ROLLING_RESTART: "true"                  # 순차 재시작 (다운타임 최소화)
      WATCHTOWER_LABEL_ENABLE: "true"                     # 라벨이 있는 컨테이너만 업데이트
      # 알림 설정 (선택)
      # WATCHTOWER_NOTIFICATIONS: slack
      # WATCHTOWER_NOTIFICATION_SLACK_HOOK_URL: ${SLACK_WEBHOOK_URL}
    volumes:
      - /var/run/docker.sock:/var/run/docker.sock
      # Harbor 인증 정보 (docker login 후 생성됨)
      - ~/.docker/config.json:/config.json:ro
    restart: always
    networks:
      - vexplor-network

# ============================================
# 볼륨 정의
# ============================================
volumes:
  postgres_data:
    driver: local
  backend_uploads:
    driver: local
  backend_data:
    driver: local
  backend_logs:
    driver: local

# ============================================
# 네트워크 정의
# ============================================
networks:
  vexplor-network:
    driver: bridge