public static void AddPayment(Credit credit, double amount)
{
BankContext bank = new BankContext();
Payment payment = new Payment();
payment.CreditId = credit.Id;
payment.Amount = amount;
payment.PayDate = DateTime.UtcNow;
bank.Payments.Add(payment);
bank.SaveChanges();
}
public static bool ArchiveCredit(Credit credit)
{
BankContext bank = new BankContext();
if (bank.Credits.Contains(credit))
{
try
{
if (Archive(credit) == true)
return true;
else
return false;
}
catch (Exception)
{
}
}
return false;
}
public static double CalculateMonthlyProcentAmount(Credit credit)
{
double result = 0;
switch (credit.PaymentType)
{
case PaymentType.ActualBalance:
{
result = credit.Amount / credit.Months + credit.Amount * credit.Rate;
break;
}
case PaymentType.Annuity:
{
result = (credit.Amount * credit.Rate) / ((1 - 1 / (1 + credit.Rate)) * credit.Months);
break;
}
case PaymentType.Extraordinary:
{
result = credit.Amount * credit.Rate;
break;
}
}
return result;
}
private static bool Archive(Credit credit)
{
try
{
credit.Status = CreditStatus.Passive;
return true;
}
catch (Exception)
{
return false;
}
}
public static bool EditCredit(Credit creditToEdit, double? amount, Currency? currency, double? rate, int? months)
{
BankContext bank = new BankContext();
if (!bank.Credits.Contains(creditToEdit))
return false;
else
{
try
{
if (amount != null)
creditToEdit.Amount = (double)amount;
if (currency != null)
creditToEdit.Currency = (Currency)currency;
if (months != null)
creditToEdit.Months= (int)months;
if (rate != null)
creditToEdit.Rate = (double)rate;
bank.SaveChanges();
return true;
}
catch (Exception)
{
return false;
}
}
}