/// <summary> /// Performs a refund request for the given invoice. /// </summary> /// <param name="onlinePayment"></param> /// <param name="invoice">The invoice that must be refunded.</param> public static IPaymentRefundResult Refund(this IOnlinePayment onlinePayment, RefundInvoice invoice) => onlinePayment.RefundAsync(invoice) .GetAwaiter() .GetResult();
/// <summary>
/// Refunds a specific payment by its Order Number.
/// </summary>
/// <param name="refundInvoice">RefundInvoice object</param>
public static async Task <RefundResult> RefundAsync(RefundInvoice refundInvoice)
{
if (refundInvoice == null)
{
throw new ArgumentNullException(nameof(refundInvoice));
}
var paymentData = await SelectPaymentDataByOrderNumberAsync(refundInvoice.OrderNumber);
if (paymentData == null)
{
return(new RefundResult(0, 0, RefundResultStatus.Failed, $"No payment found with order's number: {refundInvoice.OrderNumber}"));
}
if (refundInvoice.AmountToRefund > paymentData.Amount)
{
return(new RefundResult(0, 0, RefundResultStatus.Failed, $"Amount To Refund cannot be greater than original amount. Original Amount: {paymentData.Amount:N0}. Amount To Refund: {refundInvoice.AmountToRefund:N0}"));
}
ThrowExceptionIfGatewayIsNotConfigured(paymentData.Gateway);
var gateway = GatewayFactory.CreateGateway(paymentData.Gateway);
var amountToRefund = refundInvoice.AmountToRefund > 0 ? refundInvoice.AmountToRefund : paymentData.Amount;
var gatewayRefundPaymentContext = new GatewayRefundPaymentContext(paymentData.OrderNumber, amountToRefund, paymentData.ReferenceId, paymentData.TransactionId, paymentData.AdditionalData);
try
{
var refundResult = await gateway.RefundAsync(gatewayRefundPaymentContext);
// Log
TryLog(() => new Log
{
Type = LogType.Refund,
Gateway = paymentData.Gateway,
OrderNumber = paymentData.OrderNumber,
Amount = paymentData.Amount,
Message = refundResult.Message,
CreatedOn = DateTime.Now,
ReferenceId = paymentData.ReferenceId,
TransactionId = paymentData.TransactionId,
Status = refundResult.Status.ToString()
});
if (refundResult.IsSuccess())
{
paymentData.Status = PaymentDataStatus.Refunded;
await UpdatePaymentDataAsync(paymentData);
}
return(refundResult);
}
catch (Exception exception)
{
// Log
TryLog(() => new Log
{
Type = LogType.Error,
Gateway = paymentData.Gateway,
OrderNumber = paymentData.OrderNumber,
Amount = amountToRefund,
Message = exception.Message,
CreatedOn = DateTime.Now,
ReferenceId = paymentData.ReferenceId,
TransactionId = paymentData.TransactionId,
Status = string.Empty
});
return(new RefundResult(paymentData.Gateway, 0, RefundResultStatus.Failed, exception.Message));
}
}
