---

- name: Ensure user '{{ matrix_alertmanager_user }}' is created
  user:
    name: "{{ matrix_alertmanager_user }}"
    state: present
    system: yes
  when: "matrix_alertmanager_user is string and matrix_alertmanager_user != 'root'"
  register: matrix_alertmanager_user_info

- name: Ensure base directory '{{ matrix_alertmanager_base_path }}' exists
  file:
    path: "{{ matrix_alertmanager_base_path }}"
    state: directory
    owner: "{{ matrix_alertmanager_run_user }}"
    group: "{{ matrix_alertmanager_run_group }}"
    mode: "0750"

- name: Ensure config file '{{ matrix_alertmanager_config_file_path }}' is templated
  template:
    src: env.j2
    dest: "{{ matrix_alertmanager_config_file_path }}"
    owner: "{{ matrix_alertmanager_run_user }}"
    group: "{{ matrix_alertmanager_run_group }}"
    mode: "0640"
  vars:
    matrix_alertmanager_rooms_flattened: >-2
      {%- for receiver in matrix_alertmanager_rooms -%}
      {{ receiver.name }}/{{ receiver.room_id }}{{ '' if loop.last else '|' }}
      {%- endfor %}

- name: Ensure docker container '{{ matrix_alertmanager_container_name }}' is running
  docker_container:
    name: "{{ matrix_alertmanager_container_name }}"
    image: "{{ matrix_alertmanager_container_image }}"
    env: "{{ matrix_alertmanager_container_env }}"
    user: "{{ matrix_alertmanager_run_user }}:{{ matrix_alertmanager_run_group }}"
    ports: "{{ matrix_alertmanager_container_ports }}"
    labels: "{{ matrix_alertmanager_container_labels }}"
    volumes: "{{ matrix_alertmanager_container_volumes }}"
    networks: "{{ matrix_alertmanager_container_networks | default(omit, True) }}"
    capabilities: "{{ matrix_alertmanager_container_capabilities | default(omit, True) }}"
    purge_networks: "{{ matrix_alertmanager_container_purge_networks | default(omit, True) }}"
    etc_hosts: "{{ matrix_alertmanager_container_etc_hosts | default(omit, True) }}"
    restart_policy: "{{ matrix_alertmanager_container_restart_policy }}"
    state: started