improvement some repository calls

app/controllers/management/users_controller.rb

@@ -26,7 +26,7 @@ class Management::UsersController < ManagementController
     @user = User.new(user_params)
 
     respond_to do |format|
-      if @user.save
+      if user_repository.save @user
         format.html { redirect_to management_user_path(@user), notice: "User created!" }
         format.json { render :show, status: :created, location: @user }
       else

app/repositories/active_record/carousel_repository.rb

@@ -2,6 +2,14 @@
 # This carousel repository delegates all behavior to ActiveRecord
 class ActiveRecord::CarouselRepository
 
+  def save(carousel)
+    carousel.save
+  end
+
+  def save!(carousel)
+    carousel.save!
+  end
+
   def method_missing(method_name, *arguments, &block)
     Carousel.send(method_name, *arguments, &block)
   end

app/repositories/repositories_proxy.rb

@@ -30,6 +30,10 @@ module RepositoriesProxy
     application_repository.for(:mainPage)
   end
 
+  def user_repository
+    application_repository.for(:user)
+  end
+
   private
 
   def application_repository

app/repositories/user_repository_proxy.rb

@@ -24,6 +24,14 @@ class UserRepositoryProxy
     orientdb_user_repository.destroy_graph_node user
   end
 
+  def save(user)
+    user.save
+  end
+
+  def save!(user)
+    user.save!
+  end
+
   def method_missing(method_name, *arguments, &block)
     User.send(method_name, *arguments, &block)
   end