---

- name: Set install mode
  set_fact: mvn_install_mode='none'
  tags: mvn

- name: Check if version file exists
  stat: path={{ mvn_root_dir }}/meta/ansible_version
  register: mvn_version_file
  tags: mvn

- name: Detect installed version
  block:
    - slurp: src={{ mvn_root_dir }}/meta/ansible_version
      register: mvn_current_version
    - set_fact: mvn_current_version={{ mvn_current_version.content | b64decode | trim }}
  when: mvn_version_file.stat.exists
  tags: mvn

- name: Set install mode
  set_fact: mvn_install_mode='install'
  when: not mvn_version_file.stat.exists
  tags: mvn

- name: Set upgrade mode
  set_fact: mvn_install_mode='upgrade'
  when:
    - mvn_version_file.stat.exists
    - mvn_current_version != mvn_version
  tags: mvn