---
- name: "Ensure {{ app_name }}'s dependencies are installed"
  dnf:
    name: "{{ yank_dependencies }}"
    state: "{{ app_state | default('present') }}"
    update_cache: "{{ omit if skip_package_cache_update is defined else 'true' }}"

- name: "Ensure {{ app_name }} is installed"
  dnf:
    name: yank
    state: present
    update_cache: "{{ omit if skip_package_cache_update is defined else 'true' }}"
  when: ansible_distribution == 'Fedora'

- name: Ensure Megabyte Labs configuration directory exists
  file:
    mode: 0700
    path: "{{ item }}"
    state: directory
  loop:
    - ~/.config
    - ~/.config/megabytelabs
  when: ansible_distribution != 'Fedora'

- name: "Check if {{ app_name }} has configuration stored in ~/.config/megabytelabs/yank"
  stat:
    path: ~/.config/megabytelabs/yank
  register: yank_config
  when: ansible_distribution != 'Fedora'

- name: "Detect previously installed {{ app_name }} version"
  command: cat yank
  args:
    chdir: ~/.config/megabytelabs
  changed_when: false
  register: current_yank_version
  when:
    - ansible_distribution != 'Fedora'
    - yank_config.stat.exists

- name: "Detect the latest {{ app_name }} version"
  uri:
    url: https://api.github.com/repos/mptre/yank/releases/latest
  register: yank_latest_release_tag
  when: ansible_distribution != 'Fedora'

- name: "Determine whether or not the latest version of {{ app_name }} is already installed"
  set_fact:
    install_yank: "{{ (current_yank_version.skipped | default(false)) or \
      ((not current_yank_version.skipped | default(false)) and (current_yank_version.stdout != yank_latest_release_tag.json.tag_name | replace('v',''))) }}"
  when: ansible_distribution != 'Fedora'

- name: "Ensure {{ app_name }}'s source directory is present"
  file:
    mode: 0755
    path: "{{ yank_src_dir }}"
    owner: "{{ ansible_user | default(lookup('env', 'USER')) }}"
    state: directory
  when: ansible_distribution != 'Fedora'

- name: "Ensure older version of {{ app_name }} is uninstalled"
  file:
    path: /usr/local/bin/yank
    state: absent
  when:
    - ansible_distribution != 'Fedora'
    - install_yank

- name: "Ensure {{ app_name }}'s source is downloaded and up-to-date"
  unarchive:
    src: "https://github.com/mptre/yank/releases/download/{{ yank_latest_release_tag.json.tag_name }}/\
      yank-{{ yank_latest_release_tag.json.tag_name | replace('v','') }}.tar.gz"
    dest: "{{ yank_src_dir }}"
    remote_src: true
    extra_opts:
      - --strip-components=1
  when:
    - ansible_distribution != 'Fedora'
    - install_yank

- name: "Ensure {{ app_name }} is installed"
  command: make install
  args:
    chdir: "{{ yank_src_dir }}"
    creates: /usr/local/bin/yank
  when:
    - ansible_distribution != 'Fedora'
    - install_yank

- name: "Save meta information about the version of {{ app_name }} that was installed"
  copy:
    dest: ~/.config/megabytelabs/yank
    mode: 0600
    content: |
      {{ yank_latest_release_tag.json.tag_name | replace('v','') }}
  when:
    - ansible_distribution != 'Fedora'
    - install_yank