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

- name: "Check if {{ app_name }} has configuration stored in ~/.config/megabytelabs/{{ app_name }}"
  stat:
    path: "~/.config/megabytelabs/{{ app_name }}"
  register: googler_config

- name: "Detect previously installed {{ app_name }} version"
  command: cat googler
  args:
    chdir: ~/.config/megabytelabs
  changed_when: false
  register: current_googler_version
  when: googler_config.stat.exists

- name: "Detect the latest {{ app_name }} version"
  uri:
    url: https://api.github.com/repos/jarun/googler/releases/latest
  register: googler_latest_release_tag

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

- name: "Ensure older version of {{ app_name }} is uninstalled"
  file:
    path: /usr/local/bin/googler
    state: absent
  when: install_googler

- name: "Ensure {{ app_name }} is installed"
  get_url:
    url: "https://raw.githubusercontent.com/jarun/googler/{{ googler_latest_release_tag.json.tag_name }}/googler"
    dest: /usr/local/bin/googler
    mode: 0755
  when: install_googler

- name: "Save meta information about the version of {{ app_name }} that was installed"
  copy:
    dest: ~/.config/megabytelabs/googler
    mode: 0600
    content: |
      {{ googler_latest_release_tag.json.tag_name | replace('v','') }}
  when: install_googler

- name: Ensure completions directory exists
  file:
    path: /usr/local/src/googler/
    state: directory
    mode: 0755

- name: "Ensure bash completions are downloaded"
  get_url:
    url: "{{ item.url }}"
    dest: "{{ item.path }}"
    mode: 0755
  with_items:
    - url: https://raw.githubusercontent.com/jarun/googler/master/auto-completion/bash/googler-completion.bash
      path: /usr/local/src/googler/googler-completion.bash
    - url: https://raw.githubusercontent.com/jarun/googler/master/auto-completion/googler_at/googler_at
      path: /usr/local/src/googler/googler_at
  when: install_googler