{
  config,
  pkgs,
  lib,
  ...
}:
let
  cfg = config.gnome.extensions.freon;
in
{
  options.gnome.extensions = with lib.types; {
    freon = {
      enable = lib.mkEnableOption { };
      package = lib.mkOption {
        type = package;
        default = pkgs.gnomeExtensions.freon;
      };
    };
  };

  config = lib.mkIf cfg.enable {
    dconf.settings = {
      "org/gnome/shell".enabled-extensions = [
        cfg.package.extensionUuid
      ];
    };
    home.packages = [ cfg.package ];
  };
}