static void Main(string[] args)
{
var model = new MonthlyCalculationModel
{
OldCarPrice = Convert.ToInt32(args[0]),
NewCarPrice = Convert.ToInt32(args[1]),
SavingPerMonth = Convert.ToInt32(args[2]),
PercentLostByMonth = Convert.ToDouble(args[3])
};
var processor = new MonthlyCalculationModelProcessor();
var result = processor.CalculateMonthsToSave(model);
Console.WriteLine($"[{result[0]}, {result[1]}]");
}
public int[] CalculateMonthsToSave(MonthlyCalculationModel model)
{
var remaining = model.NewCarPrice - (model.OldCarPrice + model.TotalSavings);
if (remaining <= 0)
return new[] {_monthsToSave, -remaining};
CalculateRate();
model.OldCarPrice = ProcessDepreciation(model.OldCarPrice);
model.NewCarPrice = ProcessDepreciation(model.NewCarPrice);
model.TotalSavings += model.SavingPerMonth;
_monthsToSave++;
return CalculateMonthsToSave(model);
}