version: '3.8'

services:
  # MySQL数据库
  mysql:
    image: school-news-mysql:latest
    container_name: school-news-mysql
    restart: always
    environment:
      MYSQL_ROOT_PASSWORD: ${MYSQL_ROOT_PASSWORD:-123456}
      MYSQL_DATABASE: ${MYSQL_DATABASE:-school_news}
      MYSQL_USER: ${MYSQL_USER:-schoolnews}
      MYSQL_PASSWORD: ${MYSQL_PASSWORD:-123456}
      TZ: Asia/Shanghai
    ports:
      - "${MYSQL_PORT:-3306}:3306"
    volumes:
      # 数据持久化（命名卷）
      - mysql-data:/var/lib/mysql
      # 自定义配置文件（可选，取消注释以启用）
      # 如需自定义MySQL配置，取消下面的注释并修改mysql/my.cnf
      # - ./mysql/my.cnf:/etc/mysql/conf.d/my.cnf
    command:
      - --character-set-server=utf8mb4
      - --collation-server=utf8mb4_unicode_ci
      - --default-authentication-plugin=mysql_native_password
      - --max_connections=1000
      - --max_allowed_packet=64M
    networks:
      - school-news-network
    healthcheck:
      test: ["CMD", "mysqladmin", "ping", "-h", "localhost", "-p${MYSQL_ROOT_PASSWORD:-123456}"]
      interval: 10s
      timeout: 5s
      retries: 5
      start_period: 30s

  # Redis缓存
  redis:
    image: redis:7-alpine
    container_name: school-news-redis
    restart: always
    environment:
      TZ: Asia/Shanghai
    ports:
      - "${REDIS_PORT:-6379}:6379"
    volumes:
      # 数据持久化（命名卷）
      - redis-data:/data
      # Redis配置文件（命名卷）
      - redis-config:/usr/local/etc/redis
    command: redis-server /usr/local/etc/redis/redis.conf --requirepass ${REDIS_PASSWORD:-123456}
    networks:
      - school-news-network
    healthcheck:
      test: ["CMD", "redis-cli", "--raw", "incr", "ping"]
      interval: 10s
      timeout: 3s
      retries: 5

  # 后端服务
  school-news-serv:
    image: school-news-serv:latest
    container_name: school-news-serv
    restart: always
    depends_on:
      mysql:
        condition: service_healthy
      redis:
        condition: service_healthy
    environment:
      # 数据库配置
      MYSQL_HOST: mysql
      MYSQL_PORT: 3306
      MYSQL_DATABASE: ${MYSQL_DATABASE:-school_news}
      MYSQL_USER: ${MYSQL_USER:-root}
      MYSQL_PASSWORD: ${MYSQL_PASSWORD:-123456}
      # Redis配置
      REDIS_HOST: redis
      REDIS_PORT: 6379
      REDIS_PASSWORD: ${REDIS_PASSWORD:-123456}
      # JVM配置
      JAVA_OPTS: "-Xms512m -Xmx1g -XX:+UseG1GC"
      TZ: Asia/Shanghai
    ports:
      - "${SERV_PORT:-8081}:8081"
    volumes:
      # 配置文件（命名卷）
      - serv-config:/app/config
      # 日志目录（命名卷）
      - serv-logs:/app/logs
      # 上传文件目录（命名卷）
      - serv-uploads:/app/uploads
      # 爬虫脚本目录（默认不挂载，保留在镜像内）
      # 注意：挂载会覆盖镜像内容，如需运行时更新爬虫脚本可取消注释
      - serv-crawler:/app/crawler
    networks:
      - school-news-network
    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost:8081/schoolNewsServ/actuator/health"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 60s

  # 前端服务（Node + Vite Preview）
  school-news-web:
    image: school-news-web:latest
    container_name: school-news-web
    restart: always
    depends_on:
      - school-news-serv
    environment:
      TZ: Asia/Shanghai
      NODE_ENV: production
    # 不直接暴露端口，通过nginx反向代理访问
    expose:
      - "4173"
    volumes:
      # 运行时配置文件（命名卷）
      - web-config:/app/config
      # 日志目录（命名卷）
      - web-logs:/app/logs
    networks:
      - school-news-network
    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost:4173/"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 20s

  # Nginx反向代理
  nginx:
    image: nginx:alpine              # 直接使用官方镜像，无需自定义构建
    container_name: school-news-nginx
    restart: always
    depends_on:
      - school-news-web
      - school-news-serv
    environment:
      TZ: Asia/Shanghai
    ports:
      - "${NGINX_PORT:-80}:80"
    volumes:
      # Nginx配置文件（命名卷）
      - nginx-config:/etc/nginx:ro
      # 日志目录（命名卷）
      - nginx-logs:/var/log/nginx
    networks:
      - school-news-network
    healthcheck:
      test: ["CMD", "wget", "--quiet", "--tries=1", "--spider", "http://localhost/"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 10s

networks:
  school-news-network:
    driver: bridge

# 命名卷定义（数据存储在当前目录下的volumes/子目录）
# 使用前请先运行初始化脚本：./init-volumes.sh 或 init-volumes.bat
volumes:
  # ===== MySQL =====
  mysql-data:
    driver: local
    driver_opts:
      type: none
      o: bind
      device: ./volumes/mysql/data
  
  # ===== Redis =====
  redis-data:
    driver: local
    driver_opts:
      type: none
      o: bind
      device: ./volumes/redis/data
  
  redis-config:
    driver: local
    driver_opts:
      type: none
      o: bind
      device: ./volumes/redis/config
  
  # ===== 后端服务 =====
  serv-config:
    driver: local
    driver_opts:
      type: none
      o: bind
      device: ./volumes/serv/config
  
  serv-logs:
    driver: local
    driver_opts:
      type: none
      o: bind
      device: ./volumes/serv/logs
  
  serv-uploads:
    driver: local
    driver_opts:
      type: none
      o: bind
      device: ./volumes/serv/uploads
  
  # 爬虫脚本目录（可选，默认不启用）
  # 注意：启用后会覆盖镜像内的爬虫脚本，需先复制镜像内容到volumes/serv/crawler
  serv-crawler:
    driver: local
    driver_opts:
      type: none
      o: bind
      device: ./volumes/serv/crawler
  
  # ===== 前端服务 =====
  web-config:
    driver: local
    driver_opts:
      type: none
      o: bind
      device: ./volumes/web/config
  
  web-logs:
    driver: local
    driver_opts:
      type: none
      o: bind
      device: ./volumes/web/logs
  
  # ===== Nginx =====
  nginx-config:
    driver: local
    driver_opts:
      type: none
      o: bind
      device: ./volumes/nginx/config
  
  nginx-logs:
    driver: local
    driver_opts:
      type: none
      o: bind
      device: ./volumes/nginx/logs