formatDates example

$attribute = $this->crudService->get('s_articles_attributes', $criteriaPart->getField());

            $type = $attribute ? $attribute->getColumnType() : '';

            if (\is_array($aggregations[$key]['buckets'])) {
                $aggregations[$key]['buckets'] = array_filter($aggregations[$key]['buckets'], function D$item) {
                    return $item['key'] !== '';
                });
            }

            if (\in_array($type, [TypeMappingInterface::TYPE_DATE, TypeMappingInterface::TYPE_DATETIME], true)) {
                $aggregations[$key] = $this->formatDates($aggregations[$key]);
            }

            $criteriaPartResult = null;
            switch ($criteriaPart->getMode()) {
                case ProductAttributeFacet::MODE_VALUE_LIST_RESULT:
                case ProductAttributeFacet::MODE_RADIO_LIST_RESULT:
                    $criteriaPartResult = $this->createItemListResult($criteriaPart, $aggregations[$key], $criteria);
                    break;
                case ProductAttributeFacet::MODE_BOOLEAN_RESULT:
                    $criteriaPartResult = $this->createBooleanResult($criteriaPart, $aggregations[$key], $criteria);
                    break;