{ inputs, config, lib, pkgs, ... }:
let
  cfg = config.services.asterisk-phony;
in
{
  imports = [
  ];

  options.services.asterisk-phony = {
    enable = lib.mkOption {
      type = with lib.types; uniq bool;
      default = false;
      description = "Enable Asterisk Communication";
    };
  };

  config = lib.mkIf cfg.enable {
    services.asterisk = {
      # See Configuration Options: https://search.nixos.org/options?channel=unstable&type=options&query=asterisk
      enable = true;
      confFiles = {
        "pjsip.conf" = builtins.readFile  ./pjsip.conf;
        "extensions.conf" = builtins.readFile ./extensions.conf;
      };
    };

    # Firewall
    networking.firewall.allowedTCPPorts = [ 8088 8089 ];
    # networking.firewall.allowedUDPPorts = [ ... ];
  };
}