/// <summary>
/// Charge a Card
/// </summary>
/// <param name="amount">Amount in CENTS</param>
/// <param name="account">Card number, All numeric. No dashes or spaces</param>
/// <param name="cardHolderName">Name of Cardholder</param>
/// <param name="expmmyyyy">Card expiration date. All numeric. No slashes or spaces</param>
/// <param name="ccv">Card CVV number. All numeric</param>
/// <param name="avsZip">Card zip code. All numeric</param>
/// <param name="track1Data">Swiped card data</param>
/// <param name="track2Data">Swiped card data</param>
/// <param name="signatureData">Stringified signature data</param>
/// <param name="avsAddress1">Card address line 1</param>
/// <param name="avsAddress2">Card address line 2</param>
/// <param name="avsCity">Card city</param>
/// <param name="cardHolderEmail">Email address</param>
/// <param name="cardHolderPhone">Phone number. All numeric. No dashes or spaces</param>
/// <param name="method">CP - card present; CNP - card not present</param>
/// <param name="retryCount">1 - retry upon failure or null</param>
/// <param name="employeeRefNum">Employee id number</param>
/// <param name="customerRefNum">Customer id number</param>
/// <param name="orderRefNum">Purchase id number</param>
/// <param name="terminalRefNum">Terminal id number</param>
/// <returns>RedPayResponse</returns>
public RedPayResponse Purchase(long amount,
string account, string cardHolderName, string expmmyyyy, string ccv, string avsZip,
string track1Data = null, string track2Data = null, string signatureData = null,
string avsAddress1 = null, string avsAddress2 = null, string avsCity = null,
string cardHolderEmail = null, string cardHolderPhone = null, string method = null,
string retryCount = null, string employeeRefNum = null, string customerRefNum = null, string orderRefNum = null, string terminalRefNum = null,
string productRef = null, string ref1 = null, string ref2 = null, string ref3 = null, string ref4 = null, string ref5 = null)
{
RedPayRequest req = new RedPayRequest();
//Required
req.action = "A";
req.amount = amount;
req.account = account;
req.cardHolderName = cardHolderName;
req.expmmyyyy = expmmyyyy;
req.cvv = ccv;
req.avsZip = avsZip;
//Optional
if (!string.IsNullOrEmpty(track1Data))
req.track1Data = track1Data;
if (!string.IsNullOrEmpty(track2Data))
req.track2Data = track2Data;
if (!string.IsNullOrEmpty(signatureData))
req.signatureData = signatureData;
if (!string.IsNullOrEmpty(avsAddress1))
req.avsAddress1 = avsAddress1;
if (!string.IsNullOrEmpty(avsAddress2))
req.avsAddress2 = avsAddress2;
if (!string.IsNullOrEmpty(avsCity))
req.avsCity = avsCity;
if (!string.IsNullOrEmpty(cardHolderEmail))
req.cardHolderEmail = cardHolderEmail;
if (!string.IsNullOrEmpty(cardHolderPhone))
req.cardHolderPhone= cardHolderPhone;
if (!string.IsNullOrEmpty(method))
req.method = method;
if (!string.IsNullOrEmpty(retryCount))
req.retryCount = retryCount;
if (!string.IsNullOrEmpty(employeeRefNum))
req.employeeRefNum = employeeRefNum;
if (!string.IsNullOrEmpty(customerRefNum))
req.customerRefNum = customerRefNum;
if (!string.IsNullOrEmpty(orderRefNum))
req.orderRefNum = orderRefNum;
if (!string.IsNullOrEmpty(terminalRefNum))
req.terminalRefNum = terminalRefNum;
if (!string.IsNullOrEmpty(productRef))
req.productRef = productRef;
if (!string.IsNullOrEmpty(ref1))
req.ref1 = ref1;
if (!string.IsNullOrEmpty(ref2))
req.ref2 = ref2;
if (!string.IsNullOrEmpty(ref3))
req.ref3 = ref3;
if (!string.IsNullOrEmpty(ref4))
req.ref4 = ref4;
if (!string.IsNullOrEmpty(ref5))
req.ref5 = ref5;
return SendEncryptedRequest(req);
}
/// <summary>
/// Void a charge
/// </summary>
/// <param name="transactionId">Charge id</param>
/// <returns>RedPayResponse</returns>
public RedPayResponse Void(string transactionId)
{
RedPayRequest req = new RedPayRequest();
req.transactionId = transactionId;
req.action = "V";
return SendEncryptedRequest(req);
}
private RedPayResponse SendEncryptedRequest(RedPayRequest redpayRequest)
{
string res = string.Empty;
JObject packet = new JObject();
packet["app"] = config.App;
packet["iv"] = AESCryptography.GetRandomIV();
packet["utcTime"] = DateTime.UtcNow;
//Set Encrypted Packet Value
string request_string = JsonConvert.SerializeObject(redpayRequest);
string token = config.AuthToken;
byte[] key = Convert.FromBase64String(token);
byte[] iv = Convert.FromBase64String(packet["iv"].ToString());
byte[] aesData = AESCryptography.EncryptStringToBytes_Aes(request_string, key, iv);
packet["aesData"] = Convert.ToBase64String(aesData);
string json = JsonConvert.SerializeObject(packet);
HttpWebRequest web_request = (HttpWebRequest)WebRequest.Create(config.ApiEndpoint + @"/card");
web_request.Method = "POST";
web_request.Accept = "*/*";
web_request.ContentType = "application/json";
using (StreamWriter stream_writer = new StreamWriter(web_request.GetRequestStream()))
{
stream_writer.Write(json);
}
string response_string = string.Empty;
RedPayResponse redpayResponse = null;
try
{
using (HttpWebResponse web_response = (HttpWebResponse)web_request.GetResponse())
{
using (StreamReader response_stream = new StreamReader(web_response.GetResponseStream()))
{
response_string = response_stream.ReadToEnd();
//response is Packet json - Deserialize Packet
JObject responsePacket = JsonConvert.DeserializeObject(response_string) as JObject;
if (responsePacket != null)
{
if (responsePacket["aesData"] != null && !string.IsNullOrEmpty(responsePacket["aesData"].ToString()))
{
//unencrypt value using iv
byte[] _cyper = Convert.FromBase64String(responsePacket["aesData"].ToString());
byte[] _iv = Convert.FromBase64String(responsePacket["iv"].ToString());
byte[] _key = Convert.FromBase64String(token);
response_string = AESCryptography.DecryptStringFromBytes_Aes(_cyper, _key, _iv);
}
// GOOD CASE, WE GOT SOME RESPONSE FROM REDPAY GATEWAY
try
{
if (!string.IsNullOrEmpty(response_string))
redpayResponse = JsonConvert.DeserializeObject<RedPayResponse>(response_string);
}
catch (Exception ex)
{
response_string = ex.Message;
}
}
}
}
}
catch (Exception ex)
{
response_string = ex.Message;
}
if(redpayResponse == null)
{
redpayResponse = new RedPayResponse();
redpayResponse.responseCode = "X";
redpayResponse.text = response_string;
}
return redpayResponse;
}
/// <summary>
/// Refund a charge
/// </summary>
/// <param name="transactionId">Charge id</param>
/// <param name="amount">Amount charged</param>
/// <returns>RedPayResponse</returns>
public RedPayResponse Refund(string transactionId, long amount)
{
RedPayRequest req = new RedPayRequest();
req.transactionId = transactionId;
req.action = "R";
req.amount = amount;
return SendEncryptedRequest(req);
}
