private LeasingCalcResultsVM GetResultsForModel(LeasingCalcResults res)
{
LeasingCalcResultsVM mRes = new LeasingCalcResultsVM();
mRes.AnnualPercentRate = res.AnnualPercentRate;
mRes.TotalFees = res.TotalFees;
mRes.TotalPaidWithFees = res.TotalPaidWithFees;
return(mRes);
}
public ActionResult LeasingCalculator(LeasingCalcParamsVM model)
{
if (!model.IsModelValid(ModelState))
{
return(PartialView("_InvalidLeasingParamsPartial", model));
}
var parameters = GetParamsFromModel(model);
LeasingCalcResults leasingResult = this.calculatorService.CalculateLeasing(parameters);
LeasingCalcResultsVM leasingViewModelResult = GetResultsForModel(leasingResult);
return(PartialView("_LeasingResultsPartial", leasingViewModelResult));
}
public LeasingCalcResults Calculate(LeasingCalcParams p)
{
IsParamsValid(p);
LeasingCalcResults res = new LeasingCalcResults();
decimal loanAmount = (decimal)p.Price - (decimal)p.InitialInstallment;
APRCalculator aprCalc = new APRCalculator(loanAmount);
decimal initialFee = GetFeeAmount(p.Price.Value, p.InitialManagementFee, p.TreatInitialManagementFeeAsPercent);
aprCalc.AddInstalment(initialFee, 0);
for (int i = 1; i <= p.Period; i++)
{
aprCalc.AddInstalment(p.MonthlyInstallment.Value, 365.25M / 12M * i);
}
res.AnnualPercentRate = Math.Round(aprCalc.Calculate(), 2);
res.TotalFees = Math.Round(initialFee, 2);
res.TotalPaidWithFees = Math.Round(p.MonthlyInstallment.Value * p.Period.Value + p.InitialInstallment.Value + res.TotalFees, 2);
return(res);
}