uninstall.yml

---
- name: Uninstall Lemmy
  hosts: all

  vars_prompt:
    - name: confirm_uninstall
      prompt: "Do you really want to uninstall Lemmy? This will delete all data and can not be reverted [yes/no]"
      private: false

    - name: delete_certs
      prompt: "Delete certificates? Select 'no' if you want to reinstall Lemmy [yes/no]"
      private: false

    - name: stop_disable_nginx
      prompt: "Do you want to stop/disable nginx? [yes/no]"
      private: false

    - name: stop_disable_docker_podman
      prompt: "Do you want to stop/disable Docker/podman? [yes/no]"
      private: false

  tasks:
    - name: Inform about cancellation if no confirmation was given
      ansible.builtin.debug:
        msg: "Uninstall cancelled, doing nothing"
      when: not confirm_uninstall | bool

    - name: End play if no confirmation was given
      ansible.builtin.meta: end_play
      when: not confirm_uninstall | bool

    - name: Run Debian/Ubuntu specific uninstallation steps
      when: ansible_distribution in ['Debian', 'Ubuntu']
      block:
        - name: Stop docker-compose
          community.docker.docker_compose:
            project_src: "{{ lemmy_base_dir }}/{{ domain }}"
            state: absent

        - name: Delete data
          ansible.builtin.file:
            path: "{{ item.path }}"
            state: absent
          with_items:
            - path: "{{ lemmy_base_dir }}/{{ domain }}"
            - path: "/etc/nginx/sites-enabled/{{ domain }}.conf"

        - name: Remove certbot cronjob
          ansible.builtin.cron:
            name: certbot-renew-lemmy
            state: absent

        - name: Stop and disable Docker
          ansible.builtin.systemd:
            name: docker.service
            state: stopped
            enabled: false
          when: stop_disable_docker_podman | bool

    - name: Run EL specific uninstallation steps
      when:
        - ansible_distribution in ['AlmaLinux', 'CentOS', 'RedHat', 'Rocky']
        - ansible_distribution_major_version | int >= 9
      block:
        - name: Stop and remove containers
          ansible.builtin.command: podman-compose down
          args:
            chdir: "{{ lemmy_base_dir }}/{{ domain }}"
          changed_when: true

        - name: Delete Lemmy data
          ansible.builtin.file:
            path: "{{ item.path }}"
            state: absent
          loop:
            - path: "{{ lemmy_base_dir }}/{{ domain }}"
            - path: "/etc/nginx/conf.d/{{ domain }}.conf"

        - name: Stop and disable certbot-renew.timer
          ansible.builtin.systemd:
            name: certbot-renew.timer
            state: stopped
            enabled: false

        - name: Stop and disable podman
          ansible.builtin.systemd:
            name: podman.service
            state: stopped
            enabled: false
          when: stop_disable_docker_podman | bool

    - name: Stop and disable nginx
      ansible.builtin.systemd:
        name: nginx.service
        state: stopped
        enabled: false
      when: stop_disable_nginx | bool