---

- name: Install prerequisites
  ansible.builtin.apt:
    name:
      - ca-certificates
      - curl
      - gnupg
    state: present
    update_cache: yes

- name: Create apt keyrings dir
  ansible.builtin.file:
    path: /etc/apt/keyrings
    state: directory
    mode: '0755'

- name: Add Docker GPG key
  ansible.builtin.get_url:
    url: https://download.docker.com/linux/debian/gpg
    dest: /etc/apt/keyrings/docker.asc
    mode: '0644'

- name: Get system arch
  ansible.builtin.command: dpkg --print-architecture
  register: dpkg_arch
  changed_when: false

- name: Add Docker repo
  ansible.builtin.apt_repository:
    repo: "deb [arch={{ dpkg_arch.stdout }} signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/debian {{ ansible_distribution_release }} stable"
    state: present
    filename: docker

- name: Install Docker
  ansible.builtin.apt:
    name:
      - docker-ce
      - docker-ce-cli
      - containerd.io
      - docker-compose-plugin
    state: present
    update_cache: yes

- name: Start Docker service
  ansible.builtin.systemd:
    name: docker
    state: started
    enabled: yes

- name: Create PLG dir
  ansible.builtin.file:
    path: "{{ plg_install_dir }}"
    state: directory
    mode: '0755'

- name: Copy PLG configs
  ansible.builtin.copy:
    src: "{{ item }}"
    dest: "{{ plg_install_dir }}/{{ item }}"
    mode: '0644'
  loop:
    - loki-config.yaml
    - promtail-config.yml

- name: Template docker-compose
  ansible.builtin.template:
    src: docker-compose.yml.j2
    dest: "{{ plg_install_dir }}/docker-compose.yml"
    mode: '0644'

- name: Start PLG containers
  ansible.builtin.command: docker compose up -d
  args:
    chdir: "{{ plg_install_dir }}"
  register: compose_output
  changed_when: "'Started' in compose_output.stdout or 'Created' in compose_output.stdout"