---

- name: Ensure Matrix Coturn path exists
  ansible.builtin.file:
    path: "{{ item.path }}"
    state: directory
    mode: 0750
    owner: "{{ matrix_user_username }}"
    group: "{{ matrix_user_groupname }}"
  with_items:
    - {path: "{{ matrix_coturn_docker_src_files_path }}", when: "{{ matrix_coturn_container_image_self_build }}"}
  when: "item.when | bool"

- name: Ensure Coturn image is pulled
  community.docker.docker_image:
    name: "{{ matrix_coturn_docker_image }}"
    source: "{{ 'pull' if ansible_version.major > 2 or ansible_version.minor > 7 else omit }}"
    force_source: "{{ matrix_coturn_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_coturn_docker_image_force_pull }}"
  when: "not matrix_coturn_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

- when: "matrix_coturn_container_image_self_build | bool"
  block:
    - name: Ensure Coturn repository is present on self-build
      ansible.builtin.git:
        repo: "{{ matrix_coturn_container_image_self_build_repo }}"
        dest: "{{ matrix_coturn_docker_src_files_path }}"
        version: "{{ matrix_coturn_container_image_self_build_repo_version }}"
        force: "yes"
      become: true
      become_user: "{{ matrix_user_username }}"
      register: matrix_coturn_git_pull_results

    - name: Ensure Coturn Docker image is built
      community.docker.docker_image:
        name: "{{ matrix_coturn_docker_image }}"
        source: build
        force_source: "{{ matrix_coturn_git_pull_results.changed 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_coturn_git_pull_results.changed }}"
        build:
          dockerfile: "{{ matrix_coturn_container_image_self_build_repo_dockerfile_path }}"
          path: "{{ matrix_coturn_docker_src_files_path }}"
          pull: true

- name: Ensure Coturn configuration path exists
  ansible.builtin.file:
    path: "{{ matrix_coturn_base_path }}"
    state: directory
    mode: 0750
    owner: "{{ matrix_user_username }}"
    group: "{{ matrix_user_groupname }}"

- name: Ensure turnserver.conf installed
  ansible.builtin.template:
    src: "{{ role_path }}/templates/turnserver.conf.j2"
    dest: "{{ matrix_coturn_config_path }}"
    mode: 0644
    owner: "{{ matrix_user_username }}"
    group: "{{ matrix_user_groupname }}"

- name: Ensure Coturn network is created in Docker
  when: matrix_coturn_docker_network not in ['', 'host']
  community.docker.docker_network:
    name: "{{ matrix_coturn_docker_network }}"
    driver: bridge

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

# This may be unnecessary when more long-lived certificates are used.
# We optimize for the common use-case though (short-lived Let's Encrypt certificates).
# Reloading doesn't hurt anyway, so there's no need to make this more flexible.
- name: Ensure reloading systemd units installed, if necessary
  ansible.builtin.template:
    src: "{{ role_path }}/templates/systemd/{{ item }}.j2"
    dest: "{{ devture_systemd_docker_base_systemd_path }}/{{ item }}"
    mode: 0644
  register: "matrix_coturn_systemd_service_change_results"
  when: "matrix_coturn_tls_enabled | bool"
  with_items:
    - matrix-coturn-reload.service
    - matrix-coturn-reload.timer

# A similar task exists in `setup_uninstall.yml`
- name: Ensure reloading systemd units uninstalled, if unnecessary
  ansible.builtin.file:
    path: "{{ item }}"
    state: absent
  register: "matrix_coturn_systemd_service_change_results"
  when: "not matrix_coturn_tls_enabled | bool"
  with_items:
    - matrix-coturn-reload.service
    - matrix-coturn-reload.timer

- name: Ensure systemd reloaded if systemd units changed
  ansible.builtin.service:
    daemon_reload: true
  when: "matrix_coturn_systemd_service_change_results.changed"