private function sortProperties(PropertiesInterface $model)
{
if ($this->config->isSortingEnabled() && ($propertySorting = $this->config->getPropertySorting()) !== false) {
if (is_string($propertySorting)) {
$propertySorting = ComparatorFactory::createPropertyComparator($propertySorting);
}
$model->getProperties()->sort($propertySorting);
}
}