1 files changed, 40 insertions, 0 deletions
diff --git a/app/services/namespaces/package_settings/update_service.rb b/app/services/namespaces/package_settings/update_service.rb
new file mode 100644
index 00000000000..0964963647a
--- /dev/null
+++ b/app/services/namespaces/package_settings/update_service.rb
@@ -0,0 +1,40 @@
+# frozen_string_literal: true
+
+module Namespaces
+  module PackageSettings
+    class UpdateService < BaseContainerService
+      include Gitlab::Utils::StrongMemoize
+
+      ALLOWED_ATTRIBUTES = %i[maven_duplicates_allowed maven_duplicate_exception_regex].freeze
+
+      def execute
+        return ServiceResponse.error(message: 'Access Denied', http_status: 403) unless allowed?
+
+        if package_settings.update(package_settings_params)
+          ServiceResponse.success(payload: { package_settings: package_settings })
+        else
+          ServiceResponse.error(
+            message: package_settings.errors.full_messages.to_sentence || 'Bad request',
+            http_status: 400
+          )
+        end
+      end
+
+      private
+
+      def package_settings
+        strong_memoize(:package_settings) do
+          @container.package_settings
+        end
+      end
+
+      def allowed?
+        Ability.allowed?(current_user, :create_package_settings, @container)
+      end
+
+      def package_settings_params
+        @params.slice(*ALLOWED_ATTRIBUTES)
+      end
+    end
+  end
+end