---

- name: install dependencies
  apt: name={{item}}
  with_items:
  - zlib1g-dev
  - build-essential
  - libssl-dev
  - libreadline-dev
  - libyaml-dev
  - libgdbm-dev
  - libncurses5-dev
  - automake
  - libtool
  - bison
  - libffi-dev
  - git
  - curl
  - libxml2
  - libxml2-dev
  - libxslt1-dev

- name: clone rbenv
  git:
    repo: https://github.com/rbenv/rbenv.git
    dest: "{{rbenv_directory}}"
    depth: 1
  register: cloned_rbenv
  become: yes
  become_user: '{{rbenv_user}}'
  become_method: su

- name: setup rbenv
  lineinfile:
    dest: ~{{rbenv_user}}/.profile
    line: '{{item}}'
  with_items:
  - 'export PATH="{{rbenv_directory}}/bin:$PATH"'
  - 'eval "$(rbenv init -)"'
  become: yes
  become_user: '{{rbenv_user}}'
  become_method: su

- name: setup ruby-build
  git:
    repo: https://github.com/rbenv/ruby-build.git
    dest: "{{rbenv_directory}}/plugins/ruby-build"
    depth: 1
  register: cloned_ruby_build
  become: yes
  become_user: '{{rbenv_user}}'
  become_method: su

- name: get installed ruby versions
  command: rbenv versions
  register: rbenv_versions
  changed_when: False
  failed_when: False
  become: yes
  become_user: '{{rbenv_user}}'
  become_method: su
  environment:
    PATH: "{{rbenv_directory}}/bin:{{ ansible_env.PATH }}"

- name: install ruby
  command: rbenv install {{ruby_version}}
  when: ruby_version not in rbenv_versions.stdout
  async: 3600
  poll: 5
  become: yes
  become_user: '{{rbenv_user}}'
  become_method: su
  environment:
    PATH: "{{rbenv_directory}}/bin:{{ ansible_env.PATH }}"

# no need to rbenv rehash here since su -c will re-source .profile anyways

- name: get selected rbenv ruby version
  command: rbenv version
  register: rbenv_version
  changed_when: False
  become: yes
  become_user: '{{rbenv_user}}'
  become_method: su
  environment:
    PATH: "{{rbenv_directory}}/bin:{{ ansible_env.PATH }}"

- name: select ruby version
  command: rbenv global {{ruby_version}}
  when: ruby_version not in rbenv_version.stdout
  become: yes
  become_user: '{{rbenv_user}}'
  become_method: su
  environment:
    PATH: "{{rbenv_directory}}/bin:{{ ansible_env.PATH }}"