helm/modules/desktop/term/default.nix

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

with lib;
with lib.my;
let cfg = config.modules.desktop.term;
in {
  options.modules.desktop.term = {
    default = mkOpt types.str "xterm";
  };

  config = {
    services.xserver.desktopManager.xterm.enable = mkDefault (cfg.default == "xterm");

    env.TERMINAL = cfg.default;
  };
}