public VoidResponse VoidTransaction(string authorizationId)
{
VoidResponse response;
if (_repo.TryGetAuthorization(authorizationId, out var authorization))
{
if (authorization.IsVoid)
{
response = new VoidResponse(authorization.Currency, authorization.AmountCaptured)
{
IsError = true, Message = $"{authorization.CardNumber}: Unable to void transaction as it is already void"
};
}
else
{
_repo.VoidTransaction(authorizationId);
response = new VoidResponse(authorization.Currency, authorization.AmountCaptured)
{
Message = $"{authorization.CardNumber}: Transaction voided successfully"
};
}
}
else
{
response = new VoidResponse(string.Empty, -1)
{
IsError = true, Message = $"Invalid authorization Id - {authorizationId}"
};
}
return(response);
}
public CaptureResponse Capture(CaptureRequest captureRequest)
{
CaptureResponse respose;
if (_repo.TryGetAuthorization(captureRequest.AuthorizationId, out var authorization))
{
if (IsCaptureAllowed(authorization))
{
if (authorization.AmountCaptured + captureRequest.Amount <= authorization.AmountAuthorized)
{
_repo.UpdateCapture(captureRequest.AuthorizationId, captureRequest.Amount);
respose = new CaptureResponse(authorization.Currency, captureRequest.Amount)
{
Message = $"{authorization.CardNumber} - Successfully captured {authorization.Currency} {captureRequest.Amount}"
};
}
else
{
respose = new CaptureResponse(authorization.Currency, captureRequest.Amount)
{
IsError = true, Message = $"{authorization.CardNumber} - Failed to capture {authorization.Currency} {captureRequest.Amount} as it exceeds authorized amount"
};
}
}
else
{
respose = new CaptureResponse(authorization.Currency, captureRequest.Amount)
{
IsError = true, Message = $"{authorization.CardNumber} - Capture not allowed on a void/refunded transaction"
};
}
return(respose);
}
else
{
respose = new CaptureResponse(string.Empty, captureRequest.Amount)
{
IsError = true, Message = $"Capture failed. Invalid authorization Id: {captureRequest.AuthorizationId}"
};
return(respose);
}
}
public RefundResponse Refund(RefundRequest refundRequest)
{
RefundResponse response;
if (_repo.TryGetAuthorization(refundRequest.AuthorizationId, out var authorization))
{
if (authorization.IsVoid)
{
response = new RefundResponse(authorization.Currency, authorization.AmountAuthorized)
{
IsError = true, Message = $"{authorization.CardNumber} - Refund failed as transaction is void"
};
return(response);
}
if (refundRequest.Amount <= authorization.AmountAuthorized)
{
_repo.UpdateRefund(refundRequest.AuthorizationId, refundRequest.Amount);
response = new RefundResponse(authorization.Currency, refundRequest.Amount)
{
Message = $"{authorization.CardNumber} - Successfully processed refund for {authorization.Currency} {refundRequest.Amount}"
};
}
else
{
response = new RefundResponse(authorization.Currency, refundRequest.Amount)
{
IsError = true, Message = $"{authorization.CardNumber} - Failed to process refund as amount is higher than captured amount"
};
}
return(response);
}
else
{
response = new RefundResponse(string.Empty, refundRequest.Amount)
{
IsError = true, Message = $"Refund failed. Invalid authorization Id: {refundRequest.AuthorizationId}"
};
return(response);
}
}