PHP Creditmemo::getOrder方法代码示例

 /**
  * Send email to customer
  *
  * @param Creditmemo $creditmemo
  * @param bool $notify
  * @param string $comment
  * @return bool
  */
 public function send(Creditmemo $creditmemo, $notify = true, $comment = '')
 {
     $order = $creditmemo->getOrder();
     $this->templateContainer->setTemplateVars(['order' => $creditmemo->getOrder(), 'invoice' => $creditmemo, 'comment' => $comment, 'billing' => $order->getBillingAddress(), 'payment_html' => $this->getPaymentHtml($order), 'store' => $order->getStore()]);
     $result = $this->checkAndSend($order, $notify);
     if ($result) {
         $creditmemo->setEmailSent(true);
         $this->creditmemoResource->saveAttribute($creditmemo, 'email_sent');
     }
     return $result;
 }

 public function testGetOrder()
 {
     $orderId = 100000041;
     $this->creditmemo->setOrderId($orderId);
     $entityName = 'creditmemo';
     $order = $this->getMock('Magento\\Sales\\Model\\Order', ['load', 'setHistoryEntityName', '__wakeUp'], [], '', false);
     $this->creditmemo->setOrderId($orderId);
     $order->expects($this->atLeastOnce())->method('setHistoryEntityName')->with($entityName)->will($this->returnSelf());
     $order->expects($this->atLeastOnce())->method('load')->with($orderId)->will($this->returnValue($order));
     $this->orderFactory->expects($this->atLeastOnce())->method('create')->will($this->returnValue($order));
     $this->assertEquals($order, $this->creditmemo->getOrder());
 }

 /**
  * @param \Magento\Sales\Model\Order\Creditmemo $creditmemo
  * @return $this
  */
 public function collect(\Magento\Sales\Model\Order\Creditmemo $creditmemo)
 {
     $creditmemo->setFee(0);
     $creditmemo->setBaseFee(0);
     $amount = $creditmemo->getOrder()->getFee();
     $creditmemo->setFee($amount);
     $amount = $creditmemo->getOrder()->getBaseFee();
     $creditmemo->setBaseFee($amount);
     $creditmemo->setGrandTotal($creditmemo->getGrandTotal() + $creditmemo->getFee());
     $creditmemo->setBaseGrandTotal($creditmemo->getBaseGrandTotal() + $creditmemo->getBaseFee());
     return $this;
 }

 /**
  * Prepare order data for refund
  *
  * @param \Magento\Sales\Model\Order\Creditmemo $creditmemo
  * @return void
  */
 protected function prepareOrder(\Magento\Sales\Model\Order\Creditmemo $creditmemo)
 {
     $order = $creditmemo->getOrder();
     $baseOrderRefund = $this->priceCurrency->round($order->getBaseTotalRefunded() + $creditmemo->getBaseGrandTotal());
     $orderRefund = $this->priceCurrency->round($order->getTotalRefunded() + $creditmemo->getGrandTotal());
     $order->setBaseTotalRefunded($baseOrderRefund);
     $order->setTotalRefunded($orderRefund);
     $order->setBaseSubtotalRefunded($order->getBaseSubtotalRefunded() + $creditmemo->getBaseSubtotal());
     $order->setSubtotalRefunded($order->getSubtotalRefunded() + $creditmemo->getSubtotal());
     $order->setBaseTaxRefunded($order->getBaseTaxRefunded() + $creditmemo->getBaseTaxAmount());
     $order->setTaxRefunded($order->getTaxRefunded() + $creditmemo->getTaxAmount());
     $order->setBaseDiscountTaxCompensationRefunded($order->getBaseDiscountTaxCompensationRefunded() + $creditmemo->getBaseDiscountTaxCompensationAmount());
     $order->setDiscountTaxCompensationRefunded($order->getDiscountTaxCompensationRefunded() + $creditmemo->getDiscountTaxCompensationAmount());
     $order->setBaseShippingRefunded($order->getBaseShippingRefunded() + $creditmemo->getBaseShippingAmount());
     $order->setShippingRefunded($order->getShippingRefunded() + $creditmemo->getShippingAmount());
     $order->setBaseShippingTaxRefunded($order->getBaseShippingTaxRefunded() + $creditmemo->getBaseShippingTaxAmount());
     $order->setShippingTaxRefunded($order->getShippingTaxRefunded() + $creditmemo->getShippingTaxAmount());
     $order->setAdjustmentPositive($order->getAdjustmentPositive() + $creditmemo->getAdjustmentPositive());
     $order->setBaseAdjustmentPositive($order->getBaseAdjustmentPositive() + $creditmemo->getBaseAdjustmentPositive());
     $order->setAdjustmentNegative($order->getAdjustmentNegative() + $creditmemo->getAdjustmentNegative());
     $order->setBaseAdjustmentNegative($order->getBaseAdjustmentNegative() + $creditmemo->getBaseAdjustmentNegative());
     $order->setDiscountRefunded($order->getDiscountRefunded() + $creditmemo->getDiscountAmount());
     $order->setBaseDiscountRefunded($order->getBaseDiscountRefunded() + $creditmemo->getBaseDiscountAmount());
     if ($creditmemo->getDoTransaction()) {
         $order->setTotalOnlineRefunded($order->getTotalOnlineRefunded() + $creditmemo->getGrandTotal());
         $order->setBaseTotalOnlineRefunded($order->getBaseTotalOnlineRefunded() + $creditmemo->getBaseGrandTotal());
     } else {
         $order->setTotalOfflineRefunded($order->getTotalOfflineRefunded() + $creditmemo->getGrandTotal());
         $order->setBaseTotalOfflineRefunded($order->getBaseTotalOfflineRefunded() + $creditmemo->getBaseGrandTotal());
     }
     $order->setBaseTotalInvoicedCost($order->getBaseTotalInvoicedCost() - $creditmemo->getBaseCost());
 }

 /**
  * @param \Magento\Sales\Model\Order\Creditmemo $creditmemo
  * @return $this
  * @throws \Magento\Framework\Exception\LocalizedException
  */
 public function collect(\Magento\Sales\Model\Order\Creditmemo $creditmemo)
 {
     $order = $creditmemo->getOrder();
     $allowedAmount = $order->getShippingAmount() - $order->getShippingRefunded();
     $baseAllowedAmount = $order->getBaseShippingAmount() - $order->getBaseShippingRefunded();
     $orderShippingAmount = $order->getShippingAmount();
     $orderBaseShippingAmount = $order->getBaseShippingAmount();
     $orderShippingInclTax = $order->getShippingInclTax();
     $orderBaseShippingInclTax = $order->getBaseShippingInclTax();
     $shippingAmount = $baseShippingAmount = $shippingInclTax = $baseShippingInclTax = 0;
     /**
      * Check if shipping amount was specified (from invoice or another source).
      * Using has magic method to allow setting 0 as shipping amount.
      */
     if ($creditmemo->hasBaseShippingAmount()) {
         $baseShippingAmount = $this->priceCurrency->round($creditmemo->getBaseShippingAmount());
         /*
          * Rounded allowed shipping refund amount is the highest acceptable shipping refund amount.
          * Shipping refund amount shouldn't cause errors, if it doesn't exceed that limit.
          * Note: ($x < $y + 0.0001) means ($x <= $y) for floats
          */
         if ($baseShippingAmount < $this->priceCurrency->round($baseAllowedAmount) + 0.0001) {
             $ratio = 0;
             if ($orderBaseShippingAmount > 0) {
                 $ratio = $baseShippingAmount / $orderBaseShippingAmount;
             }
             /*
              * Shipping refund amount should be equated to allowed refund amount,
              * if it exceeds that limit.
              * Note: ($x > $y - 0.0001) means ($x >= $y) for floats
              */
             if ($baseShippingAmount > $baseAllowedAmount - 0.0001) {
                 $shippingAmount = $allowedAmount;
                 $baseShippingAmount = $baseAllowedAmount;
             } else {
                 $shippingAmount = $this->priceCurrency->round($orderShippingAmount * $ratio);
             }
             $shippingInclTax = $this->priceCurrency->round($orderShippingInclTax * $ratio);
             $baseShippingInclTax = $this->priceCurrency->round($orderBaseShippingInclTax * $ratio);
         } else {
             $baseAllowedAmount = $order->getBaseCurrency()->format($baseAllowedAmount, null, false);
             throw new \Magento\Framework\Exception\LocalizedException(__('Maximum shipping amount allowed to refund is: %1', $baseAllowedAmount));
         }
     } else {
         $shippingAmount = $allowedAmount;
         $baseShippingAmount = $baseAllowedAmount;
         $allowedTaxAmount = $order->getShippingTaxAmount() - $order->getShippingTaxRefunded();
         $baseAllowedTaxAmount = $order->getBaseShippingTaxAmount() - $order->getBaseShippingTaxRefunded();
         $shippingInclTax = $this->priceCurrency->round($allowedAmount + $allowedTaxAmount);
         $baseShippingInclTax = $this->priceCurrency->round($baseAllowedAmount + $baseAllowedTaxAmount);
     }
     $creditmemo->setShippingAmount($shippingAmount);
     $creditmemo->setBaseShippingAmount($baseShippingAmount);
     $creditmemo->setShippingInclTax($shippingInclTax);
     $creditmemo->setBaseShippingInclTax($baseShippingInclTax);
     $creditmemo->setGrandTotal($creditmemo->getGrandTotal() + $shippingAmount);
     $creditmemo->setBaseGrandTotal($creditmemo->getBaseGrandTotal() + $baseShippingAmount);
     return $this;
 }

 /**
  * Send email to customer
  *
  * @param Creditmemo $creditmemo
  * @param bool $notify
  * @param string $comment
  * @return bool
  */
 public function send(Creditmemo $creditmemo, $notify = true, $comment = '')
 {
     $order = $creditmemo->getOrder();
     $transport = ['order' => $order, 'creditmemo' => $creditmemo, 'comment' => $comment, 'billing' => $order->getBillingAddress(), 'store' => $order->getStore(), 'formattedShippingAddress' => $this->getFormattedShippingAddress($order), 'formattedBillingAddress' => $this->getFormattedBillingAddress($order)];
     $this->eventManager->dispatch('email_creditmemo_comment_set_template_vars_before', ['sender' => $this, 'transport' => $transport]);
     $this->templateContainer->setTemplateVars($transport);
     return $this->checkAndSend($order, $notify);
 }

 /**
  * @param \Magento\Sales\Model\Order\Creditmemo $creditmemo
  * @return $this
  */
 public function collect(\Magento\Sales\Model\Order\Creditmemo $creditmemo)
 {
     $order = $creditmemo->getOrder();
     $amount = $order->getFinanceCostAmount();
     $baseAmount = $order->getBaseFinanceCostAmount();
     if ($amount) {
         $creditmemo->setFinanceCostAmount($amount);
         $creditmemo->setBaseFinanceCostAmount($baseAmount);
         $creditmemo->setGrandTotal($creditmemo->getGrandTotal() + $amount);
         $creditmemo->setBaseGrandTotal($creditmemo->getBaseGrandTotal() + $baseAmount);
     }
     return $this;
 }

 /**
  * Send email to customer
  *
  * @param Creditmemo $creditmemo
  * @param bool $notify
  * @param string $comment
  * @return bool
  */
 public function send(Creditmemo $creditmemo, $notify = true, $comment = '')
 {
     $order = $creditmemo->getOrder();
     if ($order->getShippingAddress()) {
         $formattedShippingAddress = $this->addressRenderer->format($order->getShippingAddress(), 'html');
     } else {
         $formattedShippingAddress = '';
     }
     $formattedBillingAddress = $this->addressRenderer->format($order->getBillingAddress(), 'html');
     $transport = new \Magento\Framework\Object(['template_vars' => ['order' => $order, 'creditmemo' => $creditmemo, 'comment' => $comment, 'billing' => $order->getBillingAddress(), 'store' => $order->getStore(), 'formattedShippingAddress' => $formattedShippingAddress, 'formattedBillingAddress' => $formattedBillingAddress]]);
     $this->eventManager->dispatch('email_creditmemo_comment_set_template_vars_before', ['sender' => $this, 'transport' => $transport]);
     $this->templateContainer->setTemplateVars($transport->getTemplateVars());
     return $this->checkAndSend($order, $notify);
 }

 /**
  * @param \Magento\Sales\Model\Order\Creditmemo $creditmemo
  * @return $this
  */
 public function collect(\Magento\Sales\Model\Order\Creditmemo $creditmemo)
 {
     $creditmemo->setDiscountAmount(0);
     $creditmemo->setBaseDiscountAmount(0);
     $order = $creditmemo->getOrder();
     $totalDiscountAmount = 0;
     $baseTotalDiscountAmount = 0;
     /**
      * Calculate how much shipping discount should be applied
      * basing on how much shipping should be refunded.
      */
     $baseShippingAmount = $creditmemo->getBaseShippingAmount();
     if ($baseShippingAmount) {
         $baseShippingDiscount = $baseShippingAmount * $order->getBaseShippingDiscountAmount() / $order->getBaseShippingAmount();
         $shippingDiscount = $order->getShippingAmount() * $baseShippingDiscount / $order->getBaseShippingAmount();
         $totalDiscountAmount = $totalDiscountAmount + $shippingDiscount;
         $baseTotalDiscountAmount = $baseTotalDiscountAmount + $baseShippingDiscount;
     }
     /** @var $item \Magento\Sales\Model\Order\Invoice\Item */
     foreach ($creditmemo->getAllItems() as $item) {
         $orderItem = $item->getOrderItem();
         if ($orderItem->isDummy()) {
             continue;
         }
         $orderItemDiscount = (double) $orderItem->getDiscountInvoiced();
         $baseOrderItemDiscount = (double) $orderItem->getBaseDiscountInvoiced();
         $orderItemQty = $orderItem->getQtyInvoiced();
         if ($orderItemDiscount && $orderItemQty) {
             $discount = $orderItemDiscount - $orderItem->getDiscountRefunded();
             $baseDiscount = $baseOrderItemDiscount - $orderItem->getBaseDiscountRefunded();
             if (!$item->isLast()) {
                 $availableQty = $orderItemQty - $orderItem->getQtyRefunded();
                 $discount = $creditmemo->roundPrice($discount / $availableQty * $item->getQty(), 'regular', true);
                 $baseDiscount = $creditmemo->roundPrice($baseDiscount / $availableQty * $item->getQty(), 'base', true);
             }
             $item->setDiscountAmount($discount);
             $item->setBaseDiscountAmount($baseDiscount);
             $totalDiscountAmount += $discount;
             $baseTotalDiscountAmount += $baseDiscount;
         }
     }
     $creditmemo->setDiscountAmount(-$totalDiscountAmount);
     $creditmemo->setBaseDiscountAmount(-$baseTotalDiscountAmount);
     $creditmemo->setGrandTotal($creditmemo->getGrandTotal() - $totalDiscountAmount);
     $creditmemo->setBaseGrandTotal($creditmemo->getBaseGrandTotal() - $baseTotalDiscountAmount);
     return $this;
 }

 /**
  * Send email to customer
  *
  * @param Creditmemo $creditmemo
  * @param bool $notify
  * @param string $comment
  * @return bool
  */
 public function send(Creditmemo $creditmemo, $notify = true, $comment = '')
 {
     $order = $creditmemo->getOrder();
     $this->templateContainer->setTemplateVars(['order' => $order, 'creditmemo' => $creditmemo, 'comment' => $comment, 'billing' => $order->getBillingAddress(), 'store' => $order->getStore()]);
     return $this->checkAndSend($order, $notify);
 }

 /**
  * @param \Magento\Sales\Model\Order\Creditmemo $creditmemo
  * @return $this
  *
  * @SuppressWarnings(PHPMD.NPathComplexity)
  * @SuppressWarnings(PHPMD.CyclomaticComplexity)
  * @SuppressWarnings(PHPMD.ExcessiveMethodLength)
  */
 public function collect(\Magento\Sales\Model\Order\Creditmemo $creditmemo)
 {
     $shippingTaxAmount = 0;
     $baseShippingTaxAmount = 0;
     $totalTax = 0;
     $baseTotalTax = 0;
     $totalDiscountTaxCompensation = 0;
     $baseTotalDiscountTaxCompensation = 0;
     $order = $creditmemo->getOrder();
     /** @var $item \Magento\Sales\Model\Order\Creditmemo\Item */
     foreach ($creditmemo->getAllItems() as $item) {
         $orderItem = $item->getOrderItem();
         if ($orderItem->isDummy() || $item->getQty() <= 0) {
             continue;
         }
         $orderItemTax = (double) $orderItem->getTaxInvoiced();
         $baseOrderItemTax = (double) $orderItem->getBaseTaxInvoiced();
         $orderItemQty = (double) $orderItem->getQtyInvoiced();
         if ($orderItemTax && $orderItemQty) {
             /**
              * Check item tax amount
              */
             $tax = $orderItemTax - $orderItem->getTaxRefunded();
             $baseTax = $baseOrderItemTax - $orderItem->getBaseTaxRefunded();
             $discountTaxCompensation = $orderItem->getDiscountTaxCompensationInvoiced() - $orderItem->getDiscountTaxCompensationRefunded();
             $baseDiscountTaxCompensation = $orderItem->getBaseDiscountTaxCompensationInvoiced() - $orderItem->getBaseDiscountTaxCompensationRefunded();
             if (!$item->isLast()) {
                 $availableQty = $orderItemQty - $orderItem->getQtyRefunded();
                 $tax = $creditmemo->roundPrice($tax / $availableQty * $item->getQty());
                 $baseTax = $creditmemo->roundPrice($baseTax / $availableQty * $item->getQty(), 'base');
                 $discountTaxCompensation = $creditmemo->roundPrice($discountTaxCompensation / $availableQty * $item->getQty());
                 $baseDiscountTaxCompensation = $creditmemo->roundPrice($baseDiscountTaxCompensation / $availableQty * $item->getQty(), 'base');
             }
             $item->setTaxAmount($tax);
             $item->setBaseTaxAmount($baseTax);
             $item->setDiscountTaxCompensationAmount($discountTaxCompensation);
             $item->setBaseDiscountTaxCompensationAmount($baseDiscountTaxCompensation);
             $totalTax += $tax;
             $baseTotalTax += $baseTax;
             $totalDiscountTaxCompensation += $discountTaxCompensation;
             $baseTotalDiscountTaxCompensation += $baseDiscountTaxCompensation;
         }
     }
     $isPartialShippingRefunded = false;
     if ($invoice = $creditmemo->getInvoice()) {
         //recalculate tax amounts in case if refund shipping value was changed
         if ($order->getBaseShippingAmount() && $creditmemo->getBaseShippingAmount()) {
             $taxFactor = $creditmemo->getBaseShippingAmount() / $order->getBaseShippingAmount();
             $shippingTaxAmount = $invoice->getShippingTaxAmount() * $taxFactor;
             $baseShippingTaxAmount = $invoice->getBaseShippingTaxAmount() * $taxFactor;
             $totalDiscountTaxCompensation += $invoice->getShippingDiscountTaxCompensationAmount() * $taxFactor;
             $baseTotalDiscountTaxCompensation += $invoice->getBaseShippingDiscountTaxCompensationAmnt() * $taxFactor;
             $shippingDiscountTaxCompensationAmount = $invoice->getShippingDiscountTaxCompensationAmount() * $taxFactor;
             $baseShippingDiscountTaxCompensationAmount = $invoice->getBaseShippingDiscountTaxCompensationAmnt() * $taxFactor;
             $shippingTaxAmount = $creditmemo->roundPrice($shippingTaxAmount);
             $baseShippingTaxAmount = $creditmemo->roundPrice($baseShippingTaxAmount, 'base');
             $totalDiscountTaxCompensation = $creditmemo->roundPrice($totalDiscountTaxCompensation);
             $baseTotalDiscountTaxCompensation = $creditmemo->roundPrice($baseTotalDiscountTaxCompensation, 'base');
             $shippingDiscountTaxCompensationAmount = $creditmemo->roundPrice($shippingDiscountTaxCompensationAmount);
             $baseShippingDiscountTaxCompensationAmount = $creditmemo->roundPrice($baseShippingDiscountTaxCompensationAmount, 'base');
             if ($taxFactor < 1 && $invoice->getShippingTaxAmount() > 0) {
                 $isPartialShippingRefunded = true;
             }
             $totalTax += $shippingTaxAmount;
             $baseTotalTax += $baseShippingTaxAmount;
         }
     } else {
         $orderShippingAmount = $order->getShippingAmount();
         $baseOrderShippingAmount = $order->getBaseShippingAmount();
         $baseOrderShippingRefundedAmount = $order->getBaseShippingRefunded();
         $shippingTaxAmount = 0;
         $baseShippingTaxAmount = 0;
         $shippingDiscountTaxCompensationAmount = 0;
         $baseShippingDiscountTaxCompensationAmount = 0;
         $shippingDelta = $baseOrderShippingAmount - $baseOrderShippingRefundedAmount;
         if ($shippingDelta > $creditmemo->getBaseShippingAmount()) {
             $part = $creditmemo->getShippingAmount() / $orderShippingAmount;
             $basePart = $creditmemo->getBaseShippingAmount() / $baseOrderShippingAmount;
             $shippingTaxAmount = $order->getShippingTaxAmount() * $part;
             $baseShippingTaxAmount = $order->getBaseShippingTaxAmount() * $basePart;
             $shippingDiscountTaxCompensationAmount = $order->getShippingDiscountTaxCompensationAmount() * $part;
             $baseShippingDiscountTaxCompensationAmount = $order->getBaseShippingDiscountTaxCompensationAmnt() * $basePart;
             $shippingTaxAmount = $creditmemo->roundPrice($shippingTaxAmount);
             $baseShippingTaxAmount = $creditmemo->roundPrice($baseShippingTaxAmount, 'base');
             $shippingDiscountTaxCompensationAmount = $creditmemo->roundPrice($shippingDiscountTaxCompensationAmount);
             $baseShippingDiscountTaxCompensationAmount = $creditmemo->roundPrice($baseShippingDiscountTaxCompensationAmount, 'base');
             if ($part < 1 && $order->getShippingTaxAmount() > 0) {
                 $isPartialShippingRefunded = true;
             }
         } elseif ($shippingDelta == $creditmemo->getBaseShippingAmount()) {
             $shippingTaxAmount = $order->getShippingTaxAmount() - $order->getShippingTaxRefunded();
             $baseShippingTaxAmount = $order->getBaseShippingTaxAmount() - $order->getBaseShippingTaxRefunded();
//.........这里部分代码省略.........

 /**
  * @param \Magento\Sales\Model\Order\Creditmemo $creditmemo
  * @return $this
  * @throws \Magento\Framework\Exception\LocalizedException
  */
 public function collect(\Magento\Sales\Model\Order\Creditmemo $creditmemo)
 {
     $order = $creditmemo->getOrder();
     // amounts without tax
     $orderShippingAmount = $order->getShippingAmount();
     $orderBaseShippingAmount = $order->getBaseShippingAmount();
     $allowedAmount = $orderShippingAmount - $order->getShippingRefunded();
     $baseAllowedAmount = $orderBaseShippingAmount - $order->getBaseShippingRefunded();
     // amounts including tax
     $orderShippingInclTax = $order->getShippingInclTax();
     $orderBaseShippingInclTax = $order->getBaseShippingInclTax();
     $allowedTaxAmount = $order->getShippingTaxAmount() - $order->getShippingTaxRefunded();
     $baseAllowedTaxAmount = $order->getBaseShippingTaxAmount() - $order->getBaseShippingTaxRefunded();
     $allowedAmountInclTax = $allowedAmount + $allowedTaxAmount;
     $baseAllowedAmountInclTax = $baseAllowedAmount + $baseAllowedTaxAmount;
     // for the credit memo
     $shippingAmount = $baseShippingAmount = $shippingInclTax = $baseShippingInclTax = 0;
     // Check if the desired shipping amount to refund was specified (from invoice or another source).
     if ($creditmemo->hasBaseShippingAmount()) {
         // For the conditional logic, we will either use amounts that always include tax -OR- never include tax.
         // The logic uses the 'base' currency to be consistent with what the user (admin) provided as input.
         $useAmountsWithTax = $this->isSuppliedShippingAmountInclTax($order);
         // Since the user (admin) supplied 'desiredAmount' it already has tax -OR- does not include tax
         $desiredAmount = $this->priceCurrency->round($creditmemo->getBaseShippingAmount());
         $maxAllowedAmount = $useAmountsWithTax ? $baseAllowedAmountInclTax : $baseAllowedAmount;
         $originalTotalAmount = $useAmountsWithTax ? $orderBaseShippingInclTax : $orderBaseShippingAmount;
         // Note: ($x < $y + 0.0001) means ($x <= $y) for floats
         if ($desiredAmount < $this->priceCurrency->round($maxAllowedAmount) + 0.0001) {
             // since the admin is returning less than the allowed amount, compute the ratio being returned
             $ratio = 0;
             if ($originalTotalAmount > 0) {
                 $ratio = $desiredAmount / $originalTotalAmount;
             }
             // capture amounts without tax
             // Note: ($x > $y - 0.0001) means ($x >= $y) for floats
             if ($desiredAmount > $maxAllowedAmount - 0.0001) {
                 $shippingAmount = $allowedAmount;
                 $baseShippingAmount = $baseAllowedAmount;
             } else {
                 $shippingAmount = $this->priceCurrency->round($orderShippingAmount * $ratio);
                 $baseShippingAmount = $this->priceCurrency->round($orderBaseShippingAmount * $ratio);
             }
             $shippingInclTax = $this->priceCurrency->round($orderShippingInclTax * $ratio);
             $baseShippingInclTax = $this->priceCurrency->round($orderBaseShippingInclTax * $ratio);
         } else {
             $maxAllowedAmount = $order->getBaseCurrency()->format($maxAllowedAmount, null, false);
             throw new \Magento\Framework\Exception\LocalizedException(__('Maximum shipping amount allowed to refund is: %1', $maxAllowedAmount));
         }
     } else {
         $shippingAmount = $allowedAmount;
         $baseShippingAmount = $baseAllowedAmount;
         $shippingInclTax = $this->priceCurrency->round($allowedAmountInclTax);
         $baseShippingInclTax = $this->priceCurrency->round($baseAllowedAmountInclTax);
     }
     $creditmemo->setShippingAmount($shippingAmount);
     $creditmemo->setBaseShippingAmount($baseShippingAmount);
     $creditmemo->setShippingInclTax($shippingInclTax);
     $creditmemo->setBaseShippingInclTax($baseShippingInclTax);
     $creditmemo->setGrandTotal($creditmemo->getGrandTotal() + $shippingAmount);
     $creditmemo->setBaseGrandTotal($creditmemo->getBaseGrandTotal() + $baseShippingAmount);
     return $this;
 }

 /**
  * Sends order creditmemo email to the customer.
  *
  * Email will be sent immediately in two cases:
  *
  * - if asynchronous email sending is disabled in global settings
  * - if $forceSyncMode parameter is set to TRUE
  *
  * Otherwise, email will be sent later during running of
  * corresponding cron job.
  *
  * @param Creditmemo $creditmemo
  * @param bool $forceSyncMode
  * @return bool
  */
 public function send(Creditmemo $creditmemo, $forceSyncMode = false)
 {
     $creditmemo->setSendEmail(true);
     if (!$this->globalConfig->getValue('sales_email/general/async_sending') || $forceSyncMode) {
         $order = $creditmemo->getOrder();
         if ($order->getShippingAddress()) {
             $formattedShippingAddress = $this->addressRenderer->format($order->getShippingAddress(), 'html');
         } else {
             $formattedShippingAddress = '';
         }
         $formattedBillingAddress = $this->addressRenderer->format($order->getBillingAddress(), 'html');
         $transport = new \Magento\Framework\Object(['template_vars' => ['order' => $order, 'creditmemo' => $creditmemo, 'comment' => $creditmemo->getCustomerNoteNotify() ? $creditmemo->getCustomerNote() : '', 'billing' => $order->getBillingAddress(), 'payment_html' => $this->getPaymentHtml($order), 'store' => $order->getStore(), 'formattedShippingAddress' => $formattedShippingAddress, 'formattedBillingAddress' => $formattedBillingAddress]]);
         $this->eventManager->dispatch('email_creditmemo_set_template_vars_before', ['sender' => $this, 'transport' => $transport]);
         $this->templateContainer->setTemplateVars($transport->getTemplateVars());
         if ($this->checkAndSend($order)) {
             $creditmemo->setEmailSent(true);
             $this->creditmemoResource->saveAttribute($creditmemo, ['send_email', 'email_sent']);
             return true;
         }
     }
     $this->creditmemoResource->saveAttribute($creditmemo, 'send_email');
     return false;
 }