Line Item Price Fix (#517)

The order item price should represent the actual price paid for an item.

We were previously setting this value to the original (full) price. The unit price reflects the sale or strikethrough price.

Author: strygo

app/code/Meta/Sales/Model/Mapper/OrderItemMapper.php

@@ -137,7 +137,7 @@ public function map(array $item, int $storeId): OrderItem
             ->setQtyOrdered($quantity)
             ->setBasePrice($originalPrice)
             ->setOriginalPrice($originalPrice)
-            ->setPrice($originalPrice)
+            ->setPrice($pricePerUnit)
             ->setTaxAmount($taxAmount)
             ->setRowTotal($rowTotal)
             ->setDiscountAmount($discountAmount)