public async Task <Result <PaymentRequest> > ProcessPaymentRequest(int paymentRequestId)
{
var paymentRequest = await _paymentsData.Get(paymentRequestId);
if (paymentRequest == null)
{
return new Result <PaymentRequest> {
Message = PaymentConstants.NotFound, Success = false
}
}
;
if (paymentRequest.Status != PaymentStatus.Pending)
{
return(new Result <PaymentRequest> {
Entity = paymentRequest, Message = $"Cannot process payment because it is {paymentRequest.Status}.", Success = false
});
}
if (paymentRequest.Amount > paymentRequest.Account.Balance)
{
ClosePaymentRequest(paymentRequest, PaymentConstants.NotEnoughFunds);
if (await _paymentsData.Commit() > 0)
{
return(new Result <PaymentRequest> {
Entity = paymentRequest, Message = PaymentConstants.NotEnoughFunds, Success = false
});
}
}
else
{
paymentRequest.Status = PaymentStatus.Processed;
paymentRequest.Account.Balance -= paymentRequest.Amount;
_paymentsData.Update(paymentRequest);
if (await _paymentsData.Commit() > 0)
{
return(new Result <PaymentRequest> {
Entity = paymentRequest, Message = "Payment request processed successfully.", Success = true
});
}
}
return(new Result <PaymentRequest> {
Entity = paymentRequest, Message = PaymentConstants.CouldNotBeSaved, Success = false
});
}
