private string BuildPaymentLink(string invoiceId, string amount, string signature, string receiptEncodedJson,
CustomShpParameters customShpParameters)
{
const string host = "https://auth.robokassa.ru/Merchant/Index.aspx?";
var parameters = new Collection <string>();
if (_isTestEnv)
{
parameters.Add("isTest=1");
}
parameters.Add("MrchLogin="******"InvId=" + invoiceId);
parameters.Add("OutSum=" + amount);
if (!string.IsNullOrEmpty(receiptEncodedJson))
{
parameters.Add("Receipt=" + HttpUtility.UrlEncode(receiptEncodedJson));
}
customShpParameters?
.GetParameters?
.ForEach(parameter =>
parameters.Add($"{parameter.Key}={HttpUtility.UrlEncode(HttpUtility.UrlEncode(parameter.Value))}"));
parameters.Add("SignatureValue=" + signature);
parameters.Add("Culture=ru");
var url = host + string.Join("&", parameters);
return(url);
}
public PaymentUrl GenerateAuthLink(
decimal totalAmount,
int invoiceId,
RobokassaReceiptRequest receipt,
CustomShpParameters customShpParameters)
{
var receiptEncodedJson = receipt?.ToString();
var customFieldsLine = customShpParameters?.ToString();
var amountStr = totalAmount.ToString("0.00", System.Globalization.CultureInfo.InvariantCulture);
var invoiceIdStr = invoiceId.ToString();
var signatureValue =
Md5HashService
.GenerateMd5Hash(
PrepareMd5SumString(amountStr, invoiceIdStr, receiptEncodedJson, customFieldsLine));
return(new PaymentUrl(BuildPaymentLink(invoiceIdStr, amountStr, signatureValue, receiptEncodedJson,
customShpParameters)));
}
