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

with lib;

let

  cfg = config.programs.mac-keys;

in

{
  options.programs.mac-keys = {
    enable = mkEnableOption "Mac-Keys";
  };

  config = lib.mkIf cfg.enable {
    home.file.".Xmodmap".text = ''
    remove Lock = Caps_Lock
    add Lock = Escape
    keysym Caps_Lock = Escape
    keysym Escape = Caps_Lock

    clear mod4

    keycode 255 = Tab
    keycode 23 = Hyper_L
    keycode 134 = ISO_Level3_Shift
    keycode 108 = Super_R
    '';
  };
}