{
  config,
  lib,
  pkgs,
  ...
}:
with lib; let
  cfg = config.de2;
in {
  options.de2.enable = mkEnableOption "Enable de2 system stuff";

  config = mkIf cfg.enable {
    environment.gnome.excludePackages = with pkgs; [
      gnome.gnome-music
      gnome.epiphany
      gnome.gnome-software
    ];

    i18n.inputMethod = {
      enabled = "ibus";
      ibus.engines = with pkgs.ibus-engines; [typing-booster uniemoji];
    };

    services.xserver = {
      enable = lib.mkDefault true;
      displayManager.gdm.enable = lib.mkDefault true;
      desktopManager.gnome.enable = lib.mkDefault true;
    };

    hardware.pulseaudio.enable = false;
    services.power-profiles-daemon.enable = lib.mkDefault false;

    # for KDE connect
    networking.firewall.allowedTCPPortRanges = [
      {
        from = 1714;
        to = 1764;
      }
    ];
    networking.firewall.allowedUDPPortRanges = [
      {
        from = 1714;
        to = 1764;
      }
    ];
  };
}