---
- name: Deploy and Reload Caddy & frpc on Heterogeneous Systems
  hosts: caddy_servers
  become: yes

  # # 'pre_tasks' 会在所有常规 'tasks' 之前执行
  # pre_tasks:
  #   - name: "(Alpine Only) Ensure Python 3 is installed for Ansible"
  #     # 使用 'raw' 模块，因为它不依赖 Python
  #     # 这是一个标准的在 Alpine 上引导 Ansible 的方法
  #     raw: test -e /usr/bin/python3 || (apk update && apk add python3)
  #     register: result
  #     changed_when: "'OK' in result.stdout or 'fetch' in result.stdout"
  #     # 'when' 条件确保这个任务只在 Alpine 系统上运行
  #     when: ansible_os_family == "Alpine"

  tasks:
    # --- Caddy 任务 (保持不变) ---
    - name: "Copy Caddyfile for {{ inventory_hostname }}"
      copy:
        src: "files/{{ inventory_hostname }}/Caddyfile"
        dest: /etc/caddy/Caddyfile
        owner: root
        group: caddy
        mode: '0644'
        validate: 'caddy validate --config %s --adapter caddyfile'
      notify: Reload Caddy
    # --- 新增的 FRPC 任务 ---
    - name: "Copy frpc.toml for {{ inventory_hostname }}"
      # 使用 copy 模块部署 frpc.toml
      copy:
        src: "files/{{ inventory_hostname }}/frp/frpc.toml"
        dest: /etc/frp/frpc.toml
        owner: root
        group: root # 根据您服务器上的实际情况，frp的用户组可能是root或frp
        mode: '0640' # toml文件可能包含敏感信息，使用更严格的权限
      # 当这个任务只在 192.168.31.102 上执行
      when: inventory_hostname == "192.168.31.101"
      # 当文件变更时，通知 "Restart frpc" 这个 handler
      notify: Restart frpc
    # --- 新增的 DOCKER COMPOSE 任务 ---
    - name: "Copy docker-compose.yml for {{ inventory_hostname }}"
      copy:
        src: "files/{{ inventory_hostname }}/ddns-go/docker-compose.yml"
        dest: /root/ddns-go/docker-compose.yml
        owner: root
        group: root
        mode: '0644'
      when: inventory_hostname == "192.168.31.101"
      notify: Relaunch Docker Compose application

  handlers:
    # --- Caddy Handlers (保持不变) ---
    - name: Reload Caddy on systemd systems (e.g., Ubuntu)
      # Both handlers listen for the same notification
      listen: "Reload Caddy"
      systemd:
        name: caddy
        state: reloaded
      # This handler ONLY runs on systems with systemd
      when: ansible_service_mgr == "systemd"

    - name: Reload Caddy on OpenRC systems (e.g., Alpine)
      # Both handlers listen for the same notification
      listen: "Reload Caddy"
      # For Alpine, we use the 'command' module to call its service manager
      command: rc-service caddy reload
      # This handler ONLY runs on systems with openrc
      when: ansible_service_mgr == "openrc"

    # --- 新增的 FRPC Handler ---
    - name: Restart frpc
      # frpc 运行在 Alpine (OpenRC) 上，所以我们直接使用 command 模块
      command: rc-service frpc restart
      # 这个 handler 监听 "Restart frpc" 通知
      listen: "Restart frpc"

    # --- 新增的 DOCKER COMPOSE Handler ---
    - name: Relaunch Docker Compose application
      # 使用 command 模块来执行 docker compose 命令，以应用新的配置
      # 'docker compose' 是新版语法，如果您的服务器是旧版 docker-compose，请使用 'docker-compose'
      command: docker compose -f /root/ddns-go/docker-compose.yml up -d --remove-orphans
      listen: "Relaunch Docker Compose application"