{ config, lib, pkgs, ... }:
let
  cfg = config.hm.env.themes;
in
{
  options.hm.env.themes = {
    enable = lib.mkEnableOption "enables global dark mode";
    gtk.enable = lib.mkEnableOption "GTK theming";
    qt.enable = lib.mkEnableOption "QT theming";
  };

  config = lib.mkMerge [
    (lib.mkIf cfg.enable {
      dconf.settings."org/gnome/desktop/interface".color-scheme = "prefer-dark";
    })

    (lib.mkIf cfg.gtk.enable {
      gtk = {
        enable = true;
        gtk3.extraConfig.gtk-application-prefer-dark-theme = 1;
        gtk4.extraConfig.gtk-application-prefer-dark-theme = 1;
        
        theme = {
          name = "Adwaita-dark";
          package = pkgs.gnome-themes-extra;
        };
      };
    })

    (lib.mkIf cfg.qt.enable {
      qt = {
        enable = true;
        platformTheme.name = "gtk";
        style.name = "adwaita-dark";
      };
    })
  ];
}