/**
  * @param \Generated\Shared\Transfer\ItemTransfer $itemTransfer
  *
  * @return int
  */
 protected function setItemGrossAmounts(ItemTransfer $itemTransfer)
 {
     $this->setCalculatedDiscountsSumGrossAmount($itemTransfer->getCalculatedDiscounts());
     $totalDiscountUnitGrossAmount = $this->getCalculatedDiscountsUnitGrossAmount($itemTransfer->getCalculatedDiscounts());
     if ($totalDiscountUnitGrossAmount > $itemTransfer->getUnitGrossPrice()) {
         $totalDiscountUnitGrossAmount = $itemTransfer->getUnitGrossPrice();
     }
     $totalDiscountSumGrossAmount = $this->getCalculatedDiscountsSumGrossAmount($itemTransfer->getCalculatedDiscounts());
     if ($totalDiscountSumGrossAmount > $itemTransfer->getSumGrossPrice()) {
         $totalDiscountSumGrossAmount = $itemTransfer->getSumGrossPrice();
     }
     $itemTransfer->setUnitTotalDiscountAmount($totalDiscountUnitGrossAmount);
     $itemTransfer->setSumTotalDiscountAmount($totalDiscountSumGrossAmount);
     $itemTransfer->setUnitGrossPriceWithDiscounts($itemTransfer->getUnitGrossPrice() - $totalDiscountUnitGrossAmount);
     $itemTransfer->setSumGrossPriceWithDiscounts($itemTransfer->getSumGrossPrice() - $totalDiscountSumGrossAmount);
 }