public static async Task <SamanCallbackResult> CreateCallbackResultAsync(
HttpRequest httpRequest,
MessagesOptions messagesOptions,
CancellationToken cancellationToken)
{
var isSuccess = false;
string message = null;
StringValues referenceId = "";
StringValues transactionId = "";
var securePan = await httpRequest.TryGetParamAsync("SecurePan", cancellationToken).ConfigureAwaitFalse();
var cid = await httpRequest.TryGetParamAsync("CID", cancellationToken).ConfigureAwaitFalse();
var traceNo = await httpRequest.TryGetParamAsync("TraceNo", cancellationToken).ConfigureAwaitFalse();
var rrn = await httpRequest.TryGetParamAsync("RRN", cancellationToken).ConfigureAwaitFalse();
var state = await httpRequest.TryGetParamAsync("state", cancellationToken).ConfigureAwaitFalse();
if (!state.Exists || state.Value.IsNullOrEmpty())
{
message = messagesOptions.InvalidDataReceivedFromGateway;
}
else
{
var referenceIdResult = await httpRequest.TryGetParamAsync("ResNum", cancellationToken).ConfigureAwaitFalse();
if (referenceIdResult.Exists)
{
referenceId = referenceIdResult.Value;
}
var transactionIdResult = await httpRequest.TryGetParamAsync("RefNum", cancellationToken).ConfigureAwaitFalse();
if (transactionIdResult.Exists)
{
transactionId = transactionIdResult.Value;
}
isSuccess = state.Value.Equals("OK", StringComparison.OrdinalIgnoreCase);
if (!isSuccess)
{
message = SamanStateTranslator.Translate(state.Value, messagesOptions);
}
}
return(new SamanCallbackResult
{
IsSucceed = isSuccess,
ReferenceId = referenceId,
TransactionId = transactionId,
SecurePan = securePan.Value,
Cid = cid.Value,
TraceNo = traceNo.Value,
Rrn = rrn.Value,
Message = message
});
}
public override async Task <VerifyResult> VerifyAsync(GatewayVerifyPaymentContext verifyPaymentContext)
{
if (verifyPaymentContext == null)
{
throw new ArgumentNullException(nameof(verifyPaymentContext));
}
string state = verifyPaymentContext.RequestParameters.GetAs <string>("state");
if (state.IsNullOrWhiteSpace())
{
return(new VerifyResult(Gateway.Saman, string.Empty, string.Empty, VerifyResultStatus.Failed, "Invalid data is received from the gateway."));
}
string referenceId = verifyPaymentContext.RequestParameters.GetAs <string>("ResNum");
string transactionId = verifyPaymentContext.RequestParameters.GetAs <string>("RefNum");
IGatewayResultTranslator resultTranslator = new SamanStateTranslator();
var translatedMessage = resultTranslator.Translate(state);
var isSuccess = state.Equals("OK", StringComparison.InvariantCultureIgnoreCase);
var status = isSuccess ? VerifyResultStatus.Success : VerifyResultStatus.Failed;
if (!isSuccess)
{
return(new VerifyResult(Gateway.Saman, referenceId, transactionId, status, translatedMessage));
}
string verifyXml = CreateVerifyXml(SamanConfiguration.MerchantId, transactionId);
var result = await WebHelper.SendXmlWebRequestAsync(WebServiceUrl, verifyXml);
result = XmlHelper.GetNodeValueFromXml(result, "result");
// This result is actually: TotalAmount
// it must be equals to TotalAmount in database.
int integerResult = Convert.ToInt32(result);
isSuccess = integerResult > 0 && integerResult == verifyPaymentContext.Amount;
status = isSuccess ? VerifyResultStatus.Success : VerifyResultStatus.Failed;
resultTranslator = new SamanResultTranslator();
translatedMessage = resultTranslator.Translate(integerResult);
return(new VerifyResult(Gateway.Saman, referenceId, transactionId, status, translatedMessage));
}
public static async Task <SamanCallbackResult> CreateCallbackResultAsync(
HttpRequest httpRequest,
MessagesOptions messagesOptions,
CancellationToken cancellationToken)
{
var isSuccess = false;
PaymentVerifyResult verifyResult = null;
StringValues referenceId;
StringValues transactionId;
var state = await httpRequest.TryGetParamAsync("state", cancellationToken).ConfigureAwaitFalse();
if (!state.Exists || state.Value.IsNullOrEmpty())
{
verifyResult = PaymentVerifyResult.Failed(messagesOptions.InvalidDataReceivedFromGateway);
}
else
{
var referenceIdResult = await httpRequest.TryGetParamAsync("ResNum", cancellationToken).ConfigureAwaitFalse();
if (referenceIdResult.Exists)
{
referenceId = referenceIdResult.Value;
}
var transactionIdResult = await httpRequest.TryGetParamAsync("RefNum", cancellationToken).ConfigureAwaitFalse();
if (transactionIdResult.Exists)
{
transactionId = transactionIdResult.Value;
}
isSuccess = state.Value.Equals("OK", StringComparison.OrdinalIgnoreCase);
if (!isSuccess)
{
var message = SamanStateTranslator.Translate(state.Value, messagesOptions);
verifyResult = PaymentVerifyResult.Failed(message);
}
}
return(new SamanCallbackResult
{
IsSucceed = isSuccess,
ReferenceId = referenceId,
TransactionId = transactionId,
Result = verifyResult
});
}
public static SamanCallbackResult CreateCallbackResult(HttpRequest httpRequest, MessagesOptions messagesOptions)
{
var isSuccess = false;
PaymentVerifyResult verifyResult = null;
StringValues referenceId;
StringValues transactionId;
httpRequest.TryGetParam("state", out var state);
if (state.IsNullOrEmpty())
{
verifyResult = PaymentVerifyResult.Failed(messagesOptions.InvalidDataReceivedFromGateway);
}
else
{
httpRequest.TryGetParam("ResNum", out referenceId);
httpRequest.TryGetParam("RefNum", out transactionId);
isSuccess = state.Equals("OK", StringComparison.OrdinalIgnoreCase);
if (!isSuccess)
{
var message = SamanStateTranslator.Translate(state, messagesOptions);
verifyResult = PaymentVerifyResult.Failed(message);
}
}
return(new SamanCallbackResult
{
IsSucceed = isSuccess,
ReferenceId = referenceId,
TransactionId = transactionId,
Result = verifyResult
});
}
