---
- name: Nainstaluj prerekvizity pro Docker
  ansible.builtin.apt:
    name:
      - ca-certificates
      - curl
      - gnupg
    state: present
    update_cache: true

- name: Vytvor adresar pro Docker GPG klic
  ansible.builtin.file:
    path: /etc/apt/keyrings
    state: directory
    mode: "0755"

- name: Stahn Docker GPG klic
  ansible.builtin.get_url:
    url: https://download.docker.com/linux/ubuntu/gpg
    dest: /etc/apt/keyrings/docker.asc
    mode: "0644"
    force: true

- name: Pridej Docker repo
  ansible.builtin.apt_repository:
    repo: >-
      deb [arch={{ ansible_architecture | replace('x86_64', 'amd64') | replace('aarch64', 'arm64') }}
      signed-by=/etc/apt/keyrings/docker.asc]
      https://download.docker.com/linux/ubuntu
      {{ ansible_distribution_release }} stable
    filename: docker
    state: present
    update_cache: true

- name: Nainstaluj Docker Engine a Compose plugin
  ansible.builtin.apt:
    name:
      - docker-ce
      - docker-ce-cli
      - containerd.io
      - docker-buildx-plugin
      - docker-compose-plugin
    state: present
    update_cache: true

- name: Over ze Docker bezi
  ansible.builtin.systemd:
    name: docker
    state: started
    enabled: true

- name: Nastav docker daemon.json
  ansible.builtin.copy:
    content: "{{ docker_daemon_config | to_nice_json }}"
    dest: /etc/docker/daemon.json
    owner: root
    group: root
    mode: "0644"
  notify: Restart docker

- name: Pridej deploy uzivatele do docker group (docker bez sudo)
  ansible.builtin.user:
    name: "{{ deploy_user }}"
    groups: docker
    append: true

- name: Over docker verze
  ansible.builtin.command: docker --version
  register: docker_version_output
  changed_when: false
- ansible.builtin.debug:
    msg: "Docker nainstalovan: {{ docker_version_output.stdout }}"

- name: Over docker compose verze
  ansible.builtin.command: docker compose version
  register: docker_compose_output
  changed_when: false
- ansible.builtin.debug:
    msg: "Docker Compose: {{ docker_compose_output.stdout }}"

- name: Test docker bez sudo
  ansible.builtin.command: docker ps
  become: true
  become_user: "{{ deploy_user }}"
  changed_when: false
  register: docker_ps_test
  failed_when: docker_ps_test.rc != 0
- ansible.builtin.debug:
    msg: "Docker bez sudo funguje pro {{ deploy_user }}"