---
- name: Configure timezone and NTP on Ubuntu & Rocky Linux
  hosts: all
  become: yes

  vars:
    timezone_region: "Asia/Kolkata"
    ntp_server: "0.in.pool.ntp.org"

  tasks:

    - name: Set timezone
      ansible.builtin.timezone:
        name: "{{ timezone_region }}"
      register: timezone_result

    - name: Debug timezone result
      ansible.builtin.debug:
        msg: "Timezone changed to {{ timezone_region }} successfully."
      when: timezone_result.changed

    # -------------------------------------------------------------
    # Ubuntu: configure timesyncd
    # -------------------------------------------------------------
    - name: Configure NTP on Ubuntu (systemd-timesyncd)
      block:
        - name: Enable and configure systemd-timesyncd
          ansible.builtin.copy:
            dest: /etc/systemd/timesyncd.conf
            content: |
              [Time]
              NTP={{ ntp_server }}
              FallbackNTP=1.in.pool.ntp.org 2.in.pool.ntp.org 3.in.pool.ntp.org
          register: ubuntu_ntp

        - name: Restart timesyncd
          ansible.builtin.systemd:
            name: systemd-timesyncd
            state: restarted
            enabled: yes

        - name: Debug ubuntu NTP
          ansible.builtin.debug:
            msg: "NTP configured on Ubuntu using {{ ntp_server }}"
          when: ubuntu_ntp.changed

      when: ansible_facts['os_family'] == "Debian"

    # -------------------------------------------------------------
    # Rocky Linux: configure chrony
    # -------------------------------------------------------------
    - name: Configure NTP on Rocky Linux (chrony)
      block:
        - name: Install chrony
          ansible.builtin.package:
            name: chrony
            state: present

        - name: Configure chrony NTP source
          ansible.builtin.replace:
            path: /etc/chrony.conf
            regexp: '^server .*$'
            replace: "server {{ ntp_server }} iburst"
          register: rocky_ntp

        - name: Restart chronyd
          ansible.builtin.systemd:
            name: chronyd
            state: restarted
            enabled: yes

        - name: Debug rocky NTP
          ansible.builtin.debug:
            msg: "NTP configured on Rocky Linux using {{ ntp_server }}"
          when: rocky_ntp.changed

      when: ansible_facts['os_family'] == "RedHat"

    # Final debug
    - name: Print final success message
      ansible.builtin.debug:
        msg: "Timezone and NTP configuration applied successfully on {{ inventory_hostname }}"