---
- name: Ensure all previously installed docker packages are uninstalled
  apt:
    name:
      - docker.io
      - docker-compose
      - docker-compose-v2
      - docker-doc
      - podman-docker
    state: absent
    purge: true

- name: Install dependencies
  apt:
    name:
      - ca-certificates
      - curl
    state: present

- name: Download Docker repository key securely
  become: true
  get_url:
    url: https://download.docker.com/linux/ubuntu/gpg
    dest: /etc/apt/keyrings/docker.asc
    mode: '0644'
    force: true  # Ensures updates if the key changes

- name: Add Docker repository
  become: true
  apt_repository:
    repo: "deb [arch=amd64 signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/ubuntu {{ ansible_distribution_release }} stable"
    state: present
    update_cache: true

- name: Install Docker and related components
  become: true
  apt:
    name:
      - docker-ce
      - docker-ce-cli
      - containerd.io
      - docker-buildx-plugin
      - docker-compose-plugin
    state: present

- name: Add user to the docker group
  user:
    name: "{{ ansible_user }}"
    groups: docker
    append: true
  when: ansible_user != "root"

- name: Start and enable Docker service
  service:
    name: docker
    state: started
    enabled: true