Fixes #36739 - Product without any repo is added to a Sync Plan regar…

…dless the error message

app/models/katello/product.rb

@@ -34,6 +34,7 @@ class Product < Katello::Model
     validates_lengths_from_database :except => [:label]
     validates :provider_id, :presence => true
     validate :ensure_provider_type_matches_id
+    validate :ensure_no_sync_plans_on_empty_product
     validates_with Validators::KatelloNameFormatValidator, :attributes => :name
     validates_with Validators::KatelloLabelFormatValidator, :attributes => :label
     validates_with Validators::ProductUniqueAttributeValidator, :attributes => :name
@@ -263,5 +264,12 @@ def ensure_provider_type_matches_id
         errors.add(:base, _("Cannot associate a Red Hat provider with a custom product"))
       end
     end
+
+    def ensure_no_sync_plans_on_empty_product
+      return if sync_plan_id.nil?
+      if repositories.empty?
+        fail _("Cannot add empty product %s to sync plan!") % name
+      end
+    end
   end
 end

engines/bastion_katello/app/assets/javascripts/bastion_katello/sync-plans/details/sync-plan-add-products.controller.js

@@ -57,7 +57,7 @@ angular.module('Bastion.sync-plans').controller('SyncPlanAddProductsController',
 
                 error = function (response) {
                     deferred.reject(response.data.errors);
-                    Notification.setErrorMessage(response.data.errors.base);
+                    Notification.setErrorMessage(response.data.displayMessage);
                     $scope.table.working = false;
                 };