---
- 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 /root/.config/megabytelabs/rvm"
  stat:
    path: ~/.config/megabytelabs/rvm
  register: rvm_config

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

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

- name: "Determine whether or not the latest version of {{ app_name }} is already installed"
  set_fact:
    install_rvm: "{{ (current_rvm_version.skipped | default(false)) or \
      ((not current_rvm_version.skipped | default(false)) and (current_rvm_version.stdout != rvm_latest_release_tag.json.tag_name)) }}"

- name: "Ensure {{ app_name }}'s source directory is present"
  ansible.builtin.file:
    mode: 0755
    path: "{{ rvm_src_folder }}"
    state: directory

# @action Installs RVM
# Removes older version if it is already present (and does not match the latest version)
- name: "Ensure older version of {{ app_name }} is uninstalled"
  file:
    path: /usr/local/rvm/bin/rvm
    state: absent
  when: install_rvm

- name: "Ensure latest {{ app_name }} installer is downloaded"
  get_url:
    url: https://raw.githubusercontent.com/rvm/rvm/master/binscripts/rvm-installer
    dest: "{{ rvm_src_folder }}/rvm-installer.sh"
    mode: 0755
    force: true
  when: install_rvm

- name: "Ensure {{ app_name }} is installed"
  command: "{{ rvm_src_folder }}/rvm-installer.sh stable"
  when: install_rvm
  args:
    creates: /usr/local/rvm/bin/rvm

- name: "Save meta information about the version of {{ app_name }} that was installed"
  copy:
    dest: ~/.config/megabytelabs/rvm
    mode: 0600
    content: |
      {{ rvm_latest_release_tag.json.tag_name }}
  when: install_rvm

# @action Configures RVM
# Enables autolibs
- name: Ensure rvm is configured # noqa 301 503
  command: "/usr/local/rvm/bin/rvm autolibs enable"
  when: install_rvm