---
# see: https://docs.docker.com/engine/storage/drivers/zfs-driver/
# see: https://github.com/portainer/portainer
#
# Archlinux: only if your target is meant to frequently build docker images
# see: https://stackoverflow.com/a/78352698

- name: uninstall docker
  block:
    - name: Include uninstall tasks
      include_tasks: uninstall.yml
    - name: Skip docker installation
      meta: end_play
  when: uninstall_docker | lower in ['yes', 'y']

- name: install docker
  package:
    name: docker

- name: enable the service
  service:
    name: "docker"
    enabled: true
    state: started

- command:
    cmd: whoami
  no_log: true
  become: false
  register: main_user

- set_fact:
    main_user: "{{ main_user.stdout }}"
  no_log: true

- name: create projects directory
  file:
    path: "{{ docker_projects_dir }}"
    state: directory
    owner: "{{ main_user }}"
    group: "{{ main_user }}"

- name: allow user to use docker
  user:
    name: "{{ main_user }}"
    groups: docker
    append: yes
  register: docker_group

- name: inform the user that user needs to logout and login again
  debug:
    msg: "Please logout and login again to make sure the user is added to the docker group"
  when: docker_group.changed