nixos-config/modules/workstation/desktop.nix

{
  config,
  lib,
  pkgs,
  machineProps,
  ...
}:
with lib;
let
  anySwayUser =
    if machineProps.enableHomeManager then
      builtins.any (user: config.home-manager.users.${user}.my.desktop.sway.enable) (
        builtins.attrNames config.my.users
      )
    else
      false;
  anySteamUser =
    if machineProps.enableHomeManager then
      builtins.any (user: config.home-manager.users.${user}.my.games.steam.enable) (
        builtins.attrNames config.my.users
      )
    else
      false;
in
{
  programs.sway = mkIf anySwayUser {
    enable = true;
    wrapperFeatures.gtk = true;
  };

  programs.steam.enable = anySteamUser;

  xdg.portal = mkIf anySwayUser {
    enable = true;
    xdgOpenUsePortal = true;
    wlr.enable = true;
    extraPortals = with pkgs; [
      xdg-desktop-portal-gnome
      xdg-desktop-portal-kde
    ];
  };
}