Smile\ElasticsuiteCatalog\Model\Autocomplete\Product\DataProvider::getQueryText PHP Метод

    private function getQueryText()
    {
        $terms = array_map(function (\Magento\Search\Model\Autocomplete\Item $termItem) {
            return $termItem->getTitle();
        }, $this->termDataProvider->getItems());
        if (empty($terms)) {
            $terms = [$this->queryFactory->get()->getQueryText()];
        }
        return $terms;
    }