refactor

modules/nixos/desktop/addons/nautilus/default.nix

@@ -0,0 +1,20 @@
+{ options, config, lib, pkgs, ... }:
+
+with lib;
+with lib.plusultra;
+let cfg = config.plusultra.desktop.addons.nautilus;
+in
+{
+  options.plusultra.desktop.addons.nautilus = with types; {
+    enable = mkBoolOpt false "Whether to enable the gnome file manager.";
+  };
+
+  config = mkIf cfg.enable {
+    # Enable support for browsing samba shares.
+    services.gvfs.enable = true;
+    networking.firewall.extraCommands =
+      "iptables -t raw -A OUTPUT -p udp -m udp --dport 137 -j CT --helper netbios-ns";
+
+    environment.systemPackages = with pkgs; [ gnome.nautilus ];
+  };
+}