/**
* @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;
}
/**
* @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;
}