- set_fact:
    matrix_systemd_services_list: "{{ matrix_systemd_services_list + ['matrix-mautrix-signal', 'matrix-mautrix-signal-daemon'] }}"
  when: matrix_mautrix_signal_enabled|bool

# If the matrix-synapse role is not used, these variables may not exist.
- set_fact:
    matrix_synapse_container_extra_arguments: >
      {{ matrix_synapse_container_extra_arguments|default([]) }}
      +
      ["--mount type=bind,src={{ matrix_mautrix_signal_config_path }}/registration.yaml,dst=/matrix-mautrix-signal-registration.yaml,ro"]

    matrix_synapse_app_service_config_files: >
      {{ matrix_synapse_app_service_config_files|default([]) }}
      +
      {{ ["/matrix-mautrix-signal-registration.yaml"] }}
  when: matrix_mautrix_signal_enabled|bool

# - block:
#   - name: Fail if matrix-nginx-proxy role already executed
#     fail:
#       msg: >-
#         Trying to append Mautrix Signal's reverse-proxying configuration to matrix-nginx-proxy,
#         but it's pointless since the matrix-nginx-proxy role had already executed.
#         To fix this, please change the order of roles in your plabook,
#         so that the matrix-nginx-proxy role would run after the matrix-bridge-mautrix-signal role.
#     when: matrix_nginx_proxy_role_executed|default(False)|bool

  # - name: Generate Mautrix Signal proxying configuration for matrix-nginx-proxy
  #   set_fact:
  #     matrix_mautrix_telegram_matrix_nginx_proxy_configuration: |
  #       location {{ matrix_mautrix_telegram_public_endpoint }} {
  #       {% if matrix_nginx_proxy_enabled|default(False) %}
  #       	{# Use the embedded DNS resolver in Docker containers to discover the service #}
  #       	resolver 127.0.0.11 valid=5s;
  #       	set $backend "matrix-mautrix-telegram:8080";
  #       	proxy_pass http://$backend;
  #       {% else %}
  #       	{# Generic configuration for use outside of our container setup #}
  #       	proxy_pass http://127.0.0.1:9006;
  #       {% endif %}
  #       }

  # - name: Register Mautrix Telegram proxying configuration with matrix-nginx-proxy
  #   set_fact:
  #     matrix_nginx_proxy_proxy_matrix_additional_server_configuration_blocks: |
  #       {{
  #         matrix_nginx_proxy_proxy_matrix_additional_server_configuration_blocks|default([])
  #         +
  #         [matrix_mautrix_telegram_matrix_nginx_proxy_configuration]
  #       }}
  # tags:
  #  - always
  # when: matrix_mautrix_telegram_enabled|bool

# - name: Warn about reverse-proxying if matrix-nginx-proxy not used
#   debug:
#     msg: >-
#       NOTE: You've enabled the Mautrix Telegram bridge but are not using the matrix-nginx-proxy
#       reverse proxy.
#       Please make sure that you're proxying the `{{ matrix_mautrix_telegram_public_endpoint }}`
#       URL endpoint to the matrix-mautrix-telegram container.
#       You can expose the container's port using the `matrix_mautrix_telegram_container_http_host_bind_port` variable.
#   when: "matrix_mautrix_telegram_enabled|bool and matrix_nginx_proxy_enabled is not defined"