---
- name: Install Etherpad dependencies
  apt:
    update_cache: true
    name:
      - libssl-dev
      - pkg-config
      - build-essential
      - nodejs
  register: apt_result
  retries: 3
  until: apt_result is succeeded

- name: Create etherpad directory
  file:
    path: /var/www/{{ item.name }}
    state: directory
    owner: etherpad
    group: etherpad
  loop: "{{ etherpad.instances }}"

- name: Clone EtherPad
  git:
    repo: https://github.com/ether/etherpad-lite.git
    dest: /var/www/{{ item.name }}
    version: "{{ item.version }}"
    force: true
  loop: "{{ etherpad.instances }}"
  become: true
  become_user: etherpad
  notify: Restart Etherpad

- name: Configure EtherPad
  template:
    src: etherpad/settings.json.j2
    dest: /var/www/{{ item.name }}/settings.json
    owner: etherpad
    group: etherpad
    mode: 0600
  loop: "{{ etherpad.instances }}"
  notify: Restart Etherpad

- name: Configure APIKEY
  template:
    src: etherpad/APIKEY.txt.j2
    dest: etherpad/APIKEY.txt
    mode: 0660
    owner: etherpad
    group: etherpad
  loop: "{{ etherpad.instances }}"
  notify: Restart Etherpad

- name: Install delete_after_delay module
  npm:
    name: ep_delete_after_delay
    path: /var/www/{{ item.name }}/node_modules
    state: "{% if item.temporary.enabled is defined and item.temporary.enabled %}present{% else %}absent{% endif %}"
  loop: "{{ etherpad.instances }}"
  become: true
  become_user: etherpad
  notify: Restart Etherpad

- name: Install EtherPad systemd unit
  template:
    src: systemd/system/etherpad-lite.service.j2
    dest: /etc/systemd/system/{{ item.name }}.service
  loop: "{{ etherpad.instances }}"
  notify: Restart Etherpad

- name: Activate EtherPad service
  systemd:
    daemon_reload: true
    name: "{{ item.name }}"
    enabled: true
    state: started
  loop: "{{ etherpad.instances }}"

- name: Indicate role in motd
  template:
    src: update-motd.d/05-service.j2
    dest: /etc/update-motd.d/05-etherpad
    mode: 0755