public BankResponse DoWithVisa(BankVisaTransaction bankTransaction)
{
var data = BankDataHelper.GetAccounts();
var senderAccount =
data.FirstOrDefault(
x =>
x.VisaNumber == bankTransaction.SenderCardNumber &&
x.VisaCcv == bankTransaction.SenderCcvCode &&
x.VisaDate == bankTransaction.SenderValidBefore &&
x.VisaName == bankTransaction.SenderName);
var receiverAccount = data.FirstOrDefault(
x => x.CardNumber == bankTransaction.RecipientAccountNumber);
if (senderAccount == null)
{
return(BankResponse.PermissionError);
}
if (receiverAccount == null)
{
return(BankResponse.Error);
}
if (senderAccount.Amount < bankTransaction.Amount)
{
return(BankResponse.NotEnoughtMoney);
}
senderAccount.Amount -= bankTransaction.Amount;
receiverAccount.Amount += bankTransaction.Amount;
BankDataHelper.SaveAccounts(data);
return(BankResponse.Success);
}
public BankResponse DoWithVisa(BankVisaTransaction bankTransaction)
{
return(BankResponse.Success);
}
//[Test]
public void TestOperations()
{
var accounts = new List <BankAccount>();
decimal totalSum = 0;
for (int i = 0; i < 5; i++)
{
accounts.Add(
new BankAccount
{
Id = i,
CardNumber = $"408.17.810.0.9991.{i.ToString("D6")}",
Amount = Convert.ToDecimal(i * 1000),
VisaNumber = i.ToString("D16"),
VisaName = $"Test User{i}",
VisaCcv = i.ToString("D3"),
VisaDate = "01/18"
});
totalSum += Convert.ToDecimal(i * 1000);
}
BankDataHelper.SaveAccounts(accounts);
var result = BankDataHelper.GetAccounts();
Assert.IsNotNull(result);
Assert.AreEqual(result.Count, 5);
CheckTotalSum(totalSum, result);
var bankVisaTransaction1 = new BankVisaTransaction
{
Amount = 1000,
RecipientAccountNumber = accounts[0].CardNumber,
SenderCardNumber = accounts[1].VisaNumber,
SenderCcvCode = accounts[1].VisaCcv,
SenderName = accounts[1].VisaName,
SenderValidBefore = accounts[1].VisaDate
};
var bankApi = new BankApi();
var res1 = bankApi.DoWithVisa(bankVisaTransaction1);
Assert.NotNull(res1);
result = BankDataHelper.GetAccounts();
Assert.AreEqual(res1, BankResponse.Success);
CheckTotalSum(totalSum, result);
Assert.AreEqual(1000, result[0].Amount);
Assert.AreEqual(0, result[1].Amount);
var res2 = bankApi.DoWithVisa(bankVisaTransaction1);
Assert.NotNull(res2);
result = BankDataHelper.GetAccounts();
Assert.AreEqual(res2, BankResponse.NotEnoughtMoney);
CheckTotalSum(totalSum, result);
Assert.AreEqual(1000, result[0].Amount);
Assert.AreEqual(0, result[1].Amount);
var bankVisaTransaction2 = new BankVisaTransaction
{
Amount = 3050,
RecipientAccountNumber = accounts[0].CardNumber,
SenderCardNumber = accounts[4].VisaNumber,
SenderCcvCode = accounts[4].VisaCcv,
SenderName = accounts[4].VisaName,
SenderValidBefore = accounts[4].VisaDate
};
var res3 = bankApi.DoWithVisa(bankVisaTransaction2);
Assert.NotNull(res3);
result = BankDataHelper.GetAccounts();
Assert.AreEqual(res3, BankResponse.Success);
CheckTotalSum(totalSum, result);
Assert.AreEqual(4050, result[0].Amount);
Assert.AreEqual(950, result[4].Amount);
var bankVisaTransaction3 = new BankVisaTransaction
{
Amount = 3050,
RecipientAccountNumber = accounts[0].CardNumber,
SenderCardNumber = accounts[4].VisaNumber,
SenderCcvCode = accounts[2].VisaCcv,
SenderName = accounts[3].VisaName,
SenderValidBefore = accounts[4].VisaDate
};
var res4 = bankApi.DoWithVisa(bankVisaTransaction3);
Assert.NotNull(res4);
result = BankDataHelper.GetAccounts();
Assert.AreEqual(res4, BankResponse.Error);
CheckTotalSum(totalSum, result);
}
