---
- name: get latest github release
  uri:
    url: https://api.github.com/repos/typst/typst/releases/latest
    headers: '{{github_auth_headers}}'
  register: latest

- set_fact:
    asset_name: >-
      {{
        {
          'amd64': 'typst-x86_64-unknown-linux-musl',
          'x86_64': 'typst-x86_64-unknown-linux-musl',
          'arm64': 'typst-aarch64-unknown-linux-musl',
        }[ansible_architecture]
      }}

- set_fact:
    asset_query: '[?contains(name, `{{asset_name}}.tar.xz`)] | [0]'
    assets: '{{latest.json.assets}}'
    asset_archive: '{{asset_name}}.tar.xz'
    latest_version: '{{latest.json.tag_name}}'
    exe: '{{ansible_env.HOME}}/.local/bin/typst'

- name: check if already installed
  stat:
    path: '{{exe}}'
  register: stat_exe

- name: get installed version
  when: stat_exe.stat.exists == True
  command: '{{exe}} --version'
  register: version_output
  changed_when: false

- when: stat_exe.stat.exists == True
  set_fact:
    installed_version:
      'v{{version_output.stdout.strip() | regex_replace("^.*(\d+\.\d+\.\d+).*$", "\1")}}'

- set_fact:
    asset: '{{assets | to_json | from_json | json_query(asset_query)}}'

- name: download archive
  when: installed_version is not defined or installed_version != latest_version
  get_url:
    url: '{{asset.browser_download_url}}'
    dest: '/tmp/{{asset_archive}}'
  environment: '{{proxy_environment}}'

- name: extract archive
  when: installed_version is not defined or installed_version != latest_version
  unarchive:
    src: '/tmp/{{asset_archive}}'
    dest: '/tmp'

- name: remove archive
  when: installed_version is not defined or installed_version != latest_version
  file:
    state: absent
    path: '/tmp/{{asset_archive}}'

- name: copy executable
  when: installed_version is not defined or installed_version != latest_version
  copy:
    src: '/tmp/{{asset_name}}/typst'
    dest: '{{exe}}'
    mode: +x

- name: remove extraced archive
  when: installed_version is not defined or installed_version != latest_version
  file:
    state: absent
    path: '/tmp/{{asset_archive}}'

# TODO: install zsh completions