---
- name: Ensure group {{ user.group }} is present
  group:
    name: "{{ user.group }}"
    state: present
  when: user.group is defined

- name: Ensure user {{ user.username }} is present
  user:
    name: "{{ user.username }}"
    groups:
      - "{{ user.group }}"
    home: "{{ user.home }}"
    create_home: yes
    system: no
  when: user.group is defined

- name: Ensure user {{ user.username }} is present
  user:
    name: "{{ user.username }}"
    home: "{{ user.home }}"
    create_home: yes
    system: no
  when: user.group is not defined