{ pkgs, ... }:

{
  services.xserver.enable = true;
  services.xserver.excludePackages = [ pkgs.xterm ];

  services.displayManager.sddm = {
    enable = true;
    wayland.enable = true;
    autoLogin = {
      enable = true;
      user = "mel";
    };
  };

  services.desktopManager.plasma6.enable = true;

  programs.gamescope = {
    enable = true;
    capSysNice = true;
  };

  environment.systemPackages = with pkgs; [
    kdePackages.kde-gtk-config
    kdePackages.sddm-kcm
  ];

  # dark theme for GTK apps under Plasma
  environment.etc = {
    "xdg/gtk-2.0/gtkrc".text = ''
      gtk-application-prefer-dark-theme = 1
    '';
    "xdg/gtk-3.0/settings.ini".text = ''
      [Settings]
      gtk-application-prefer-dark-theme = 1
    '';
    "xdg/gtk-4.0/settings.ini".text = ''
      [Settings]
      gtk-application-prefer-dark-theme = 1
    '';
  };
}