---
- name: Ensure valid alertmanager_receiver_state
  ansible.builtin.fail:
    msg: >-2
      Unsupported value '{{ alertmanager_receiver_state }}' for
      alertmanager_receiver_state. Supported values are
      {{ alertmanager_receiver_states | map(quote) | join(', ')
  when: alertmanager_receiver_state not in alertmanager_receiver_states

- name: Ensure valid alertmanager_receiver_deployment_method
  ansible.builtin.fail:
    msg: >-2
      Unsupported value '{{ alertmanager_receiver_deployment_method }}' for
      alertmanager_receiver_deployment_method. Supported values are
      {{ alertmanager_receiver_deployment_methods | map(quote) | join(', ')
  when: alertmanager_receiver_deployment_method not in alertmanager_receiver_deployment_methods

- name: Ensure role fails when required configuration is missing
  ansible.builtin.fail:
    msg: >-2
      Required configuration key '{{ _config_key }}' is undefined
  when: hostvars[inventory_hostname][_config_key] is undefined
  loop:
    - "alertmanager_receiver_config_matrix_homeserver_url"
    - "alertmanager_receiver_config_matrix_user_id"
    - "alertmanager_receiver_config_matrix_access_token"
  loop_control:
    loop_var: "_config_key"