private async Task <bool> UpdateOrderStatus(WompiWebhook webhook)
{
var spec = new OrderByReferenceSpecification(webhook.data.transaction.reference);
Order order = await _unitOfWork.Repository <Order>().GetEntityWithSpec(spec);
switch (webhook.data.transaction.status)
{
case "APPROVED":
order.Status = OrderStatus.Approved;
break;
case "DECLINED":
order.Status = OrderStatus.Declined;
break;
case "VOIDED":
order.Status = OrderStatus.Voided;
break;
case "ERROR":
order.Status = OrderStatus.Error;
break;
}
_unitOfWork.Repository <Order>().Update(order);
var result = await _unitOfWork.Complete();
return(order == null);
}
public async Task <bool> UpdatePayment(WompiWebhook webhook)
{
string concatenatedEventValues = GetConcatenatedEventValues(webhook);
var checksum = GetSHA256(concatenatedEventValues);
if (checksum == webhook.signature.checksum)
{
switch (webhook.@event)
{
case "transaction.updated":
return(await UpdateOrderStatus(webhook));
}
}
return(false);
}
private string GetConcatenatedEventValues(WompiWebhook webhook)
{
string secretEvent = _config["Wompi:SecretEvent"];
string properties = "";
foreach (var property in webhook.signature.properties)
{
string[] splitProperties = property.Split('.');
PropertyInfo prop = typeof(TransactionWebhook).GetProperty(splitProperties[1]);
properties += prop.GetValue(webhook.data.transaction, null);
}
properties += webhook.timestamp + secretEvent;
return(properties);
}
public async Task <ActionResult> WompiWebhook(WompiWebhook webhook)
{
await _paymentService.UpdatePayment(webhook);
return(new EmptyResult());
}
