---
- name: Install | Read the installed client version
  ansible.builtin.slurp:
    src: "{{ obsidian_headless_npm_prefix }}/lib/node_modules/obsidian-headless/package.json"
  register: _obh_pkg
  failed_when: false

- name: Install | Decide whether an install is needed
  ansible.builtin.set_fact:
    _obh_needs_install: >-
      {{ _obh_pkg.content is not defined
         or (_obh_pkg.content | b64decode | from_json).version != obsidian_headless_version }}

- name: Install | Install the pinned client as the service user
  ansible.builtin.command:
    argv:
      - "{{ obsidian_headless_node_bin_dir }}/npm"
      - install
      - --global
      - --prefix
      - "{{ obsidian_headless_npm_prefix }}"
      - --no-fund
      - --no-audit
      - "obsidian-headless@{{ obsidian_headless_version }}"
  become: true
  become_user: "{{ obsidian_headless_user }}"
  environment:
    HOME: "{{ obsidian_headless_home }}"
    PATH: "{{ obsidian_headless_node_bin_dir }}:/usr/bin:/bin"
  when: _obh_needs_install | bool
  changed_when: true
  notify: restart obsidian sync

- name: Install | Link ob onto the default PATH
  ansible.builtin.file:
    src: "{{ obsidian_headless_npm_prefix }}/bin/ob"
    dest: "{{ obsidian_headless_link_dir }}/ob"
    state: link
    force: true