- name: Remove docker if installed from CentOS repo
  yum:
    name:
      - docker
      - docker-client
      - docker-client-latest
      - docker-common
      - docker-latest
      - docker-latest-logrotate
      - docker-logrotate
      - docker-engine
    state: absent

- name: Install required pkgs
  yum:
    name:
      - yum-utils
      - device-mapper-persistent-data
      - lvm2
    state: latest

- name: Add Docker repo
  get_url:
    url: https://download.docker.com/linux/centos/docker-ce.repo
    dest: /etc/yum.repos.d/docker-ce.repo

- name: Install Docker
  yum:
    name:
      - docker-ce
      - docker-ce-cli
      - containerd.io
    state: latest

- name: Start Docker service
  service:
    name: docker
    state: started
    enabled: yes
  tags:
    - service
    - docker

- name: Check if /usr/local/bin/docker-compose exists.
  stat:
    path: /usr/local/bin/docker-compose
  register: docker_compose_file

- name: Check current docker-compose version
  shell:
    cmd: /usr/local/bin/docker-compose --version | cut -d ' ' -f3 | sed 's/.$//'
  register: docker_compose_vsn
  changed_when: false
  failed_when: false
  args:
    warn: no
  when:
    - docker_compose_file.stat.exists

- set_fact:
    docker_compose_current_version: "{{ docker_compose_vsn.stdout }}"
  when:
    - docker_compose_vsn.stdout is defined and docker_compose_file.stat.exists

- name: Install or upgrade docker-compose
  get_url:
    url : "https://github.com/docker/compose/releases/download/{{ docker_compose_version }}/docker-compose-Linux-x86_64"
    dest: /usr/local/bin/docker-compose
    mode: 'a+x'
    force: yes
  when: >
    docker_compose_current_version is not defined
    or docker_compose_current_version is version(docker_compose_latest, '<')
- name: Add our user to docker group
  ansible.builtin.user:
    name: "{{ ansible_user }}"
    groups: docker
    append: yes
  tags:
    - usergroup
- name: Create docker-compose base directory
  ansible.builtin.file:
    path: /home/{{ ansible_user }}/docker_compose
    state: directory
    mode: '0755'
  tags:
    - dir
- name: Create docker-compose project directories
  ansible.builtin.file:
    path: /home/{{ ansible_user }}/docker_compose/{{ item }}
    state: directory
    mode: '0755'
  loop: "{{ docker_compose }}"
  tags:
    - dir
- name: Copy docker-compose contents
  ansible.builtin.copy:
    src: files/{{ item }}/
    dest: /home/{{ ansible_user }}/docker_compose/{{ item }}
    owner: "{{ ansible_user }}"
    mode: '0644'
  loop: "{{ docker_compose }}"
  tags:
    - files