/**
* Retrieve stock qty whether product is composite or no
*
* @param StockItemInterface $stockItem
* @return float
* @SuppressWarnings(PHPMD.CyclomaticComplexity)
* @SuppressWarnings(PHPMD.UnusedLocalVariable)
*/
public function getStockQty(StockItemInterface $stockItem)
{
if (!$stockItem->hasStockQty()) {
$stockItem->setStockQty(0);
$product = $this->productFactory->create();
$product->load($stockItem->getProductId());
// prevent possible recursive loop
if (!$product->isComposite()) {
$stockQty = $stockItem->getQty();
} else {
$stockQty = null;
$productsByGroups = $product->getTypeInstance()->getProductsToPurchaseByReqGroups($product);
foreach ($productsByGroups as $productsInGroup) {
$qty = 0;
foreach ($productsInGroup as $childProduct) {
$qty += $this->getStockQty($stockItem);
}
if (null === $stockQty || $qty < $stockQty) {
$stockQty = $qty;
}
}
}
$stockQty = (double) $stockQty;
if ($stockQty < 0 || !$stockItem->getManageStock() || !$stockItem->getIsInStock() || !$product->isSaleable()) {
$stockQty = 0;
}
$stockItem->setStockQty($stockQty);
}
return (double) $stockItem->getData('stock_qty');
}
