1 files changed, 9 insertions, 68 deletions
diff --git a/app/graphql/mutations/members/groups/bulk_update.rb b/app/graphql/mutations/members/groups/bulk_update.rb
index d0b19bd9634..fe3c7521c20 100644
--- a/app/graphql/mutations/members/groups/bulk_update.rb
+++ b/app/graphql/mutations/members/groups/bulk_update.rb
@@ -3,81 +3,22 @@
 module Mutations
   module Members
     module Groups
-      class BulkUpdate < ::Mutations::BaseMutation
+      class BulkUpdate < BulkUpdateBase
         graphql_name 'GroupMemberBulkUpdate'
-
-        include Gitlab::Utils::StrongMemoize
-
         authorize :admin_group_member
 
         field :group_members,
-              [Types::GroupMemberType],
-              null: true,
-              description: 'Group members after mutation.'
+          [Types::GroupMemberType],
+          null: true,
+          description: 'Group members after mutation.'
 
         argument :group_id,
-                 ::Types::GlobalIDType[::Group],
-                 required: true,
-                 description: 'Global ID of the group.'
-
-        argument :user_ids,
-                 [::Types::GlobalIDType[::User]],
-                 required: true,
-                 description: 'Global IDs of the group members.'
-
-        argument :access_level,
-                 ::Types::MemberAccessLevelEnum,
-                 required: true,
-                 description: 'Access level to update the members to.'
-
-        argument :expires_at,
-                 Types::TimeType,
-                 required: false,
-                 description: 'Date and time the membership expires.'
-
-        MAX_MEMBERS_UPDATE_LIMIT = 50
-        MAX_MEMBERS_UPDATE_ERROR = "Count of members to be updated should be less than #{MAX_MEMBERS_UPDATE_LIMIT}."
-        INVALID_MEMBERS_ERROR = 'Only access level of direct members can be updated.'
-
-        def resolve(group_id:, **args)
-          result = ::Members::UpdateService.new(current_user, args.except(:user_ids)).execute(@updatable_group_members)
-
-          {
-            group_members: result[:members],
-            errors: Array.wrap(result[:message])
-          }
-        rescue Gitlab::Access::AccessDeniedError
-          {
-            errors: ["Unable to update members, please check user permissions."]
-          }
-        end
-
-        private
-
-        def ready?(**args)
-          group = authorized_find!(group_id: args[:group_id])
-          user_ids = args.fetch(:user_ids, {}).map(&:model_id)
-          @updatable_group_members = only_direct_group_members(group, user_ids)
-
-          if @updatable_group_members.size > MAX_MEMBERS_UPDATE_LIMIT
-            raise Gitlab::Graphql::Errors::InvalidMemberCountError, MAX_MEMBERS_UPDATE_ERROR
-          end
-
-          if @updatable_group_members.size != user_ids.size
-            raise Gitlab::Graphql::Errors::InvalidMembersError, INVALID_MEMBERS_ERROR
-          end
-
-          super
-        end
-
-        def find_object(group_id:)
-          GitlabSchema.object_from_id(group_id, expected_type: ::Group)
-        end
+          ::Types::GlobalIDType[::Group],
+          required: true,
+          description: 'Global ID of the group.'
 
-        def only_direct_group_members(group, user_ids)
-          group
-            .members
-            .with_user(user_ids).to_a
+        def source_type
+          ::Group
         end
       end
     end