public function getSearchQueriesByChildren(CategoryInterface $rootCategory)
{
$queries = [];
$childrenIds = $rootCategory->getResource()->getChildren($rootCategory, false);
if (!empty($childrenIds)) {
$storeId = $this->getStoreId();
$categoryCollection = $this->categoryCollectionFactory->create()->setStoreId($storeId);
$categoryCollection->setStoreId($this->getStoreId())->addIsActiveFilter()->addIdFilter($childrenIds)->addAttributeToSelect(['virtual_category_root', 'is_virtual_category', 'virtual_rule']);
foreach ($categoryCollection as $category) {
$queries[$category->getId()] = $this->getCategorySearchQuery($category);
}
}
return $queries;
}