nix-conf/system/display.nix

{
  config,
  lib,
  pkgs,
  ...
}:
lib.mkIf config.u.has.graphical {
  services.xserver = {
    enable = true;
    autorun = false;
    displayManager.sx.enable = true;
    windowManager.awesome = {
      enable = true;
      luaModules = [pkgs.luaPackages.vicious];
    };
    autoRepeatDelay = 200;
    autoRepeatInterval = 30;
  };
  services.desktopManager.plasma6.enable = true;
  programs.partition-manager.enable = true;
  environment.systemPackages = let
    application-menu = pkgs.runCommandLocal "xdg-application-menu" {} ''
      mkdir -p $out/etc/xdg/menus/
      ln -s ${pkgs.kdePackages.plasma-workspace}/etc/xdg/menus/plasma-applications.menu $out/etc/xdg/menus/applications.menu
    '';
  in [application-menu];
  services.libinput = {
    enable = true;
    mouse.accelProfile = "flat";
  };
}