---

- name: Ensure Hydrogen paths exists
  ansible.builtin.file:
    path: "{{ item.path }}"
    state: directory
    mode: 0750
    owner: "{{ matrix_user_username }}"
    group: "{{ matrix_user_groupname }}"
  with_items:
    - {path: "{{ matrix_client_hydrogen_data_path }}", when: true}
    - {path: "{{ matrix_client_hydrogen_docker_src_files_path }}", when: "{{ matrix_client_hydrogen_container_image_self_build }}"}
  when: "item.when | bool"

- when: "matrix_client_hydrogen_container_image_self_build | bool"
  block:
    - name: Ensure Hydrogen repository is present on self-build
      ansible.builtin.git:
        repo: "{{ matrix_client_hydrogen_container_image_self_build_repo }}"
        dest: "{{ matrix_client_hydrogen_docker_src_files_path }}"
        version: "{{ matrix_client_hydrogen_docker_image.split(':')[1] }}"
        force: "yes"
      become: true
      become_user: "{{ matrix_user_username }}"
      register: matrix_client_hydrogen_git_pull_results

    - name: Check if Hydrogen Docker image exists
      ansible.builtin.command: "{{ devture_systemd_docker_base_host_command_docker }} images --quiet --filter 'reference={{ matrix_client_hydrogen_docker_image }}'"
      register: matrix_client_hydrogen_docker_image_check_result
      changed_when: false

    # Invoking the `docker build` command here, instead of calling the `docker_image` Ansible module,
    # because the latter does not support BuildKit.
    # See: https://github.com/ansible-collections/community.general/issues/514
    - name: Ensure Hydrogen Docker image is built
      ansible.builtin.shell:
        chdir: "{{ matrix_client_hydrogen_docker_src_files_path }}"
        cmd: |
          {{ devture_systemd_docker_base_host_command_docker }} build \
          -t "{{ matrix_client_hydrogen_docker_image }}" \
          -f Dockerfile \
          .
      environment:
        DOCKER_BUILDKIT: 1
      changed_when: true
      when: "matrix_client_hydrogen_git_pull_results.changed | bool or matrix_client_hydrogen_docker_image_check_result.stdout == ''"

- name: Ensure Hydrogen Docker image is pulled
  community.docker.docker_image:
    name: "{{ matrix_client_hydrogen_docker_image }}"
    source: "{{ 'pull' if ansible_version.major > 2 or ansible_version.minor > 7 else omit }}"
    force_source: "{{ matrix_client_hydrogen_docker_image_force_pull if ansible_version.major > 2 or ansible_version.minor >= 8 else omit }}"
    force: "{{ omit if ansible_version.major > 2 or ansible_version.minor >= 8 else matrix_client_hydrogen_docker_image_force_pull }}"
  when: "not matrix_client_hydrogen_container_image_self_build | bool"
  register: result
  retries: "{{ devture_playbook_help_container_retries_count }}"
  delay: "{{ devture_playbook_help_container_retries_delay }}"
  until: result is not failed

- name: Ensure Hydrogen configuration installed
  ansible.builtin.copy:
    content: "{{ matrix_client_hydrogen_configuration | to_nice_json }}"
    dest: "{{ matrix_client_hydrogen_data_path }}/config.json"
    mode: 0644
    owner: "{{ matrix_user_username }}"
    group: "{{ matrix_user_groupname }}"

- name: Ensure Hydrogen additional config files installed
  ansible.builtin.template:
    src: "{{ item.src }}"
    dest: "{{ matrix_client_hydrogen_data_path }}/{{ item.name }}"
    mode: 0644
    owner: "{{ matrix_user_username }}"
    group: "{{ matrix_user_groupname }}"
  with_items:
    - {src: "{{ role_path }}/templates/nginx.conf.j2", name: "nginx.conf"}
    - {src: "{{ role_path }}/templates/labels.j2", name: "labels"}

- name: Ensure Hydrogen container network is created
  community.general.docker_network:
    enable_ipv6: "{{ matrix_ipv6_enabled }}"
    name: "{{ matrix_client_hydrogen_container_network }}"
    driver: bridge

- name: Ensure matrix-client-hydrogen.service installed
  ansible.builtin.template:
    src: "{{ role_path }}/templates/systemd/matrix-client-hydrogen.service.j2"
    dest: "{{ devture_systemd_docker_base_systemd_path }}/matrix-client-hydrogen.service"
    mode: 0644