{
  config,
  lib,
  pkgs,
  inputs,
  ...
}:

{
  options = {
    apps.messaging = {
      signal.enable = lib.mkEnableOption "enable signal";
      element = {
        enable = lib.mkEnableOption "enable element";
        selfhosted = lib.mkEnableOption "selfhosted matrix server?";
      };
    };
  };
  config = {
    environment.systemPackages =
      with pkgs;
      [ ]
      ++ (if config.apps.messaging.element.enable then [ element-desktop ] else [ ])
      ++ (if config.apps.messaging.signal.enable then [ signal-desktop ] else [ ]);
  };
}