Smile\ElasticsuiteCatalog\Model\Layer\Filter\Attribute::getFacetSize PHP Method

    private function getFacetSize()
    {
        $attribute = $this->getAttributeModel();
        $size = (int) $attribute->getFacetMaxSize();
        $hasValue = !empty($this->currentFilterValue);
        $isManualOrder = $attribute->getFacetSortOrder() == BucketInterface::SORT_ORDER_MANUAL;
        if ($hasValue || $isManualOrder) {
            $size = 0;
        }
        return $size;
    }