modularize

modules/dropbox.nix

@@ -0,0 +1,15 @@
+{ pkgs, lib, config, ... }:
+with lib;
+let cfg = config.niveum.dropbox;
+in
+{
+  options.niveum.dropbox = {
+    enable = mkEnableOption "Dropbox";
+  };
+
+  config = mkIf cfg.enable {
+    services.xserver.displayManager.sessionCommands = "${pkgs.dropbox}/bin/dropbox &";
+
+    environment.systemPackages = [ pkgs.dropbox-cli ];
+  };
+}