/// <summary>
/// Отправить HTTP-уведомление на URL магазина
/// </summary>
static async Task HttpNotice(CardInfoFromRequest info)
{
try
{
WebRequest request = WebRequest.Create(info.storeUrl);
request.Method = "POST";
request.ContentType = "application/vnd.api+json";
string json = JsonConvert.SerializeObject(info);
byte[] data = Encoding.UTF8.GetBytes(json);
request.ContentLength = data.Length;
await Task.Run(() =>
{
using (Stream dataStream = request.GetRequestStream())
{
dataStream.WriteAsync(data, 0, data.Length);
}
});
}
catch (WebException) { }
}
public async Task <ActionResult <string> > CreateCardAsync([FromBody] CardInfoFromRequest info)
{
DateTime cardDate = new DateTime();
#region Verify
listErrors.Errors = new List <Error>();
// Проверка номера карты по алгоритму Луна
if (!algoritmLuhn(info.CardNumber))
{
listErrors.Errors.Add(new Error()
{
Status = "400", Title = "Invalid card number"
});
}
// Проверка срока действия карты
try
{
int[] monthAndYear = info.CardDate.Split("/").Select(str => int.Parse(str)).ToArray();
if (monthAndYear.Length != 2)
{
throw new Exception();
}
monthAndYear[1] += 2000;
string date = string.Format("{0}/{1} 23:59:59",
DateTime.DaysInMonth(monthAndYear[1], monthAndYear[0]),
monthAndYear[0].ToString() + "/" + monthAndYear[1]);
if (!DateTime.TryParse(date, out cardDate))
{
throw new Exception();
}
if (DateTime.Now > cardDate)
{
throw new Exception();
}
}
catch (Exception)
{
listErrors.Errors.Add(new Error()
{
Status = "400", Title = "Invalid card date"
});
}
// Проверка CVC/CVV
if (!int.TryParse(info.VerificationNumber, out _))
{
listErrors.Errors.Add(new Error()
{
Status = "400", Title = "Invalid card verification number"
});
}
// Проверка на существование платежа
if (!repository.Payments.Any(pay => pay.SessionId == info.SessionId))
{
listErrors.Errors.Add(new Error()
{
Status = "400", Title = "Invalid sessionId"
});
return(BadRequest(listErrors));
}
// Был ли уже оплачен платёж?
if (repository.Receipts.Any(receipt => receipt.SessionId == info.SessionId))
{
listErrors.Errors.Add(new Error()
{
Status = "400", Title = "Payment has already been made"
});
return(BadRequest(listErrors));
}
// Не прошло ли время жизни платёжной сессии?
PaymentInfo paymentInfo = repository.Payments.First(s => s.SessionId == info.SessionId);
if (DateTime.Now - paymentInfo.ArrivalTime > TimeSpan.FromSeconds(settings.LifeTimeSession))
{
listErrors.Errors.Add(new Error()
{
Status = "400", Title = "The payment session has expired"
});
}
if (listErrors.Errors.Count != 0)
{
return(BadRequest(listErrors));
}
#endregion
CardInfo cardInfo = new CardInfo()
{
CardNumber = info.CardNumber,
CardDate = cardDate,
VerificationNumber = info.VerificationNumber,
PaymentInfo = paymentInfo
};
await repository.SaveCardInfoAsync(cardInfo);
Receipt receipt = new Receipt()
{
SessionId = paymentInfo.SessionId,
Amount = paymentInfo.Amount,
Description = paymentInfo.Description,
ArrivalTime = paymentInfo.ArrivalTime,
CardNumber = info.CardNumber,
TimePayment = DateTime.Now
};
await repository.SaveReceiptAsync(receipt);
if (!string.IsNullOrEmpty(info.storeUrl))
{
await HttpNotice(info);
}
return(Ok(receipt));
}
