public VehicleModel(VehicleMake vehicleMake, string description, decimal currentYearPrice)
{
BaseConstructor(vehicleMake, description);
if (VehiclePrices == null)
{
VehiclePrices = new List <VehiclePrice>();
}
var currentPrice = VehiclePrices.FirstOrDefault(p => p.Year == DateTime.Now.Year);
if (currentPrice != null)
{
// update existing one
currentPrice.Price = currentYearPrice;
}
else
{
// add current year price
VehiclePrices.Add(new VehiclePrice
{
Year = DateTime.Now.Year,
Price = currentYearPrice
});
}
}
private void BaseConstructor(VehicleMake vehicleMake, string description)
{
if (!string.IsNullOrEmpty(description))
{
this.Description = description;
}
else
{
throw new ArgumentNullException(nameof(Description));
}
this.VehicleMake = vehicleMake;
}
static void Main(string[] args)
{
Console.WriteLine("Start");
//implementation for g
VehicleMake vehicleMake = new VehicleMake("Mercedes-Benz");
//implementation for h
VehicleModel vehicleModel = new VehicleModel(vehicleMake, "A180", 300000);
Console.WriteLine("Complete");
Console.ReadKey();
}
public VehicleModel(VehicleMake vehicleMake, string description)
{
BaseConstructor(vehicleMake, description);
}
