addClassName('ServiceHistory'); } public function getModelClass(): ServiceHistoryModel { return new ServiceHistoryModel(); } public function getEntityClass(): ServiceHistoryEntity { return new ServiceHistoryEntity(); } public function getFormFields(): array { return [ "serviceinfo_uid", "title", "description", "status", ]; } public function getFilterFields(): array { return ["serviceinfo_uid", 'status']; } public function getBatchJobFields(): array { return ['status']; } public function getIndexFields(): array { return ['serviceinfo_uid', 'title', 'status', 'created_at']; } }