779.diff

779.diff

diff --git a/Model/OrderLines.php b/Model/OrderLines.php
index f1eaf9ef..1e135d1c 100644
--- a/Model/OrderLines.php
+++ b/Model/OrderLines.php
@@ -214,7 +214,14 @@ public function getShipmentOrderLines(ShipmentInterface $shipment): array
 
             $orderItemId = $item->getOrderItemId();
             $lineId = $this->getOrderLineByItemId($orderItemId)->getLineId();
-            $line = ['id' => $lineId, 'quantity' => $item->getQty()];
+
+            $qty = $item->getQty();
+            // Support for fractional quantities
+            if (round($qty) != $qty) {
+                $qty *= 100;
+            }
+
+            $line = ['id' => $lineId, 'quantity' => $qty];
 
             if ($orderHasDiscount) {
                 $orderItem = $item->getOrderItem();
@@ -284,9 +291,15 @@ public function getCreditmemoOrderLines(CreditmemoInterface $creditmemo, bool $a
                 continue;
             }
 
+            $qty = round($item->getQty());
+            // Support for fractional quantities
+            if (round($item->getQty()) != $item->getQty()) {
+                $qty *= 100;
+            }
+
             $line = [
                 'id' => $lineId,
-                'quantity' => round($item->getQty()),
+                'quantity' => $qty,
             ];
 
             if ($item->getBaseDiscountAmount()) {
diff --git a/Service/Order/Lines/Order.php b/Service/Order/Lines/Order.php
index 592949fb..eaf0d0a9 100644
--- a/Service/Order/Lines/Order.php
+++ b/Service/Order/Lines/Order.php
@@ -172,11 +172,18 @@ private function getOrderLine(OrderItemInterface $item, $zeroPriceLine = false)
             $vatAmount = 0;
         }
 
+        $quantity = $item->getQtyOrdered();
+        // Handle items with a fractional quantity
+        if (round($item->getQtyOrdered()) != $item->getQtyOrdered()) {
+            $unitPrice = ($totalAmount + $discountAmount) / ($item->getQtyOrdered() * 100);
+            $quantity *= 100;
+        }
+
         $orderLine = [
             'item_id' => $item->getId(),
             'type' => $item->getIsVirtual() !== null && (int) $item->getIsVirtual() !== 1 ? 'physical' : 'digital',
             'name' => preg_replace('/[^\p{L}\p{N} -]/u', '', $item->getName() ?? ''),
-            'quantity' => round($item->getQtyOrdered()),
+            'quantity' => round($quantity),
             'unitPrice' => $this->mollieHelper->getAmountArray($this->currency, $unitPrice),
             'totalAmount' => $this->mollieHelper->getAmountArray($this->currency, $totalAmount),
             'vatRate' => sprintf("%.2f", $item->getTaxPercent()),