update preferences controller

app/controllers/profiles/preferences_controller.rb

@@ -6,7 +6,9 @@ class Profiles::PreferencesController < Profiles::ApplicationController
 
   def update
     begin
-      if @user.update_attributes(preferences_params)
+      result = Users::UpdateService.new(current_user, user, preferences_params).execute
+
+      if result[:status] == :success
         flash[:notice] = 'Preferences saved.'
       else
         flash[:alert] = 'Failed to save preferences.'

spec/controllers/profiles/preferences_controller_spec.rb

@@ -43,7 +43,8 @@ describe Profiles::PreferencesController do
           dashboard: 'stars'
         }.with_indifferent_access
 
-        expect(user).to receive(:update_attributes).with(prefs)
+        expect(user).to receive(:assign_attributes).with(prefs)
+        expect(user).to receive(:save)
 
         go params: prefs
       end
@@ -51,7 +52,7 @@ describe Profiles::PreferencesController do
 
     context 'on failed update' do
       it 'sets the flash' do
-        expect(user).to receive(:update_attributes).and_return(false)
+        expect(user).to receive(:save).and_return(false)
 
         go