public IEnumerable <IPayment> GetRepaymentSchedule(DateTime firstPaymentDate, decimal principal, decimal interestRatePercentage, int term)
{
var repayments = new List <MonthlyRepayment>();
int numberOfRepayments = (term * MonthsInYear);
var monthlyRepayment = GetRepaymentsFor(principal, interestRatePercentage, term);
var balance = principal;
var monthlyInterestRate = interestRatePercentage / (MonthsInYear * 100);
for (int index = 0; index < numberOfRepayments; index++)
{
var interestAmountPaid = balance * monthlyInterestRate;
var principleAmountPaid = monthlyRepayment - interestAmountPaid;
balance = balance - principleAmountPaid;
var payment = new MonthlyRepayment(firstPaymentDate, principleAmountPaid, interestAmountPaid, balance);
repayments.Add(payment);
if (balance < 0)
{
break;
}
// Advance to the next schedule payment date in the series
firstPaymentDate = firstPaymentDate.AddMonths(1);
}
return(repayments);
}
public override int GetHashCode()
{
unchecked
{
var hashCode = RequestedAmount;
hashCode = (hashCode * 397) ^ InterestRate.GetHashCode();
hashCode = (hashCode * 397) ^ MonthlyRepayment.GetHashCode();
hashCode = (hashCode * 397) ^ TotalRepayment.GetHashCode();
return(hashCode);
}
}
