/**
* Apply sort params to the collection.
*
* @param \Magento\Catalog\Model\Layer $layer Catalog / search layer.
* @param \Magento\Catalog\Model\ResourceModel\Collection\AbstractCollection $collection Product collection.
*
* @return $this
*/
private function setSortParams(\Magento\Catalog\Model\Layer $layer, \Magento\Catalog\Model\ResourceModel\Collection\AbstractCollection $collection)
{
$searchQuery = $this->queryFactory->get();
if (!$searchQuery->getQueryText() && $layer->getCurrentCategory()) {
$categoryId = $layer->getCurrentCategory()->getId();
$collection->addSortFilterParameters('position', 'category.position', 'category', ['category.category_id' => $categoryId]);
}
return $this;
}
