{ config, pkgs, lib, home-manager, ... }:

{
  services.xserver.enable = true;

  # Use GDM because SDDM and LightDM suck.
  # Deprecated services.xserver.displayManager removed - using services.displayManager below

  services.displayManager.gdm.enable = true;
  services.displayManager.sddm.enable = false;
  services.displayManager.defaultSession = "plasma";
  services.desktopManager.plasma6.enable = true;

  programs.dconf.enable = true;
  programs.kdeconnect.enable = true;
  hardware.bluetooth.enable = true;

  environment.systemPackages = with pkgs; [
    kdePackages.spectacle
    arc-theme        # Desktop theme
    pinentry-gnome3  # GUI pinentry for GPG
    tigervnc         # VNC client/server
    firefox          # Web browser
  ];

  # GNUPG Stuff
  services.pcscd.enable = true;
  programs.gnupg.agent = {
    enable = true;
    enableSSHSupport = true;
  };

  # RDP
  services.xrdp.enable = true;
  services.xrdp.defaultWindowManager = "startplasma-x11";
  networking.firewall.allowedTCPPorts = [ 3389 ];
  services.xrdp.openFirewall = true;

  # Custom Keyboard Shortcuts for Plasma 6
  environment.etc."kglobalshortcutsrc".text = ''
    [khotkeys]
    Ctrl+Alt+Delete=Lock Session,none,Lock the session
  '';

  # stop PackageKit polling
  services.packagekit.enable = false;

  environment.plasma6.excludePackages = with pkgs.kdePackages; [
    khelpcenter
    discover
  ];
}