---
- name: Ensure ZeroTier is installed and running
  hosts: debian
  become: true
  gather_facts: true

  tasks:
    - name: Verify Debian
      ansible.builtin.assert:
        that:
          - ansible_facts["distribution"] == "Debian"

    - name: Check ZeroTier package
      ansible.builtin.command:
        cmd: dpkg-query -W -f='${Status}' zerotier-one
      register: zerotier_package
      changed_when: false
      failed_when: false

    - name: Download ZeroTier installer
      ansible.builtin.get_url:
        url: https://install.zerotier.com/
        dest: /tmp/zerotier-install.sh
        mode: "0755"
      when: "'install ok installed' not in zerotier_package.stdout"

    - name: Install ZeroTier if missing
      ansible.builtin.command:
        cmd: bash /tmp/zerotier-install.sh
      when: "'install ok installed' not in zerotier_package.stdout"

    - name: Verify ZeroTier installation
      ansible.builtin.command:
        cmd: dpkg-query -W -f='${Status}' zerotier-one
      register: zerotier_verify
      changed_when: false
      failed_when: "'install ok installed' not in zerotier_verify.stdout"

    - name: Enable ZeroTier service
      ansible.builtin.command:
        cmd: systemctl enable zerotier-one.service
      register: zerotier_enable
      changed_when: "'Created symlink' in zerotier_enable.stdout or 'Created symlink' in zerotier_enable.stderr"

    - name: Start ZeroTier service
      ansible.builtin.command:
        cmd: systemctl start zerotier-one.service
      changed_when: false

    - name: Verify ZeroTier service is active
      ansible.builtin.command:
        cmd: systemctl is-active zerotier-one.service
      register: zerotier_active
      changed_when: false
      failed_when: zerotier_active.stdout != "active"

    - name: Get ZeroTier node information
      ansible.builtin.command:
        cmd: zerotier-cli info
      register: zerotier_info
      changed_when: false

    - name: Display status
      ansible.builtin.debug:
        msg: "{{ inventory_hostname }}: {{ zerotier_info.stdout }}"