---
- name: determine if installed
  stat:
    path: "{{ karma_bin_path }}/karma"
  register: st

- name: set karma_installed
  set_fact:
    karma_installed: "{{ st.stat.exists | bool }}"

- block:
  - name: determine latest version
    uri:
      url: https://api.github.com/repos/prymitive/karma/releases/latest
      return_content: true
      body_format: json
    register: _latest_version
    until: _latest_version.status == 200
    retries: 3

  - name: set karma_version
    set_fact:
      karma_version: "{{ _latest_version.json['tag_name'] | regex_replace('^v', '') }}"

- block:
  - name: determine installed version
    command: "{{ karma_bin_path }}/karma --version"
    register: _installed_version_string
    changed_when: false

  - name: set karma_local_version
    set_fact:
      karma_local_version: "{{ _installed_version_string.stdout | regex_search(karma_version_regex, '\\1') | first }}"
  when: karma_installed

- name: set karma_local_version to 0
  set_fact:
    karma_local_version: "0"
  when: not karma_installed

- block:
  - name: get checksums
    set_fact:
      _checksums: "{{ lookup('url', karma_checksum_url, wantlist=True) }}"

  - name: set karma_checksum
    set_fact:
      karma_checksum: "sha512:{{ item.split(' ') | first }}"
    loop: "{{ _checksums }}"
    when: "karma_release_file in item"