//Create
public void AddGreenCarsToList(GreenCars greenCar)
{
int carId = _listOfGreenCars.Count;
greenCar.Id = ++carId;
_listOfGreenCars.Add(greenCar);
}
//Delete
public bool RemoveGreenCarFromList(int id)
{
GreenCars greenCar = GetGreenCarById(id);
int initialCount = _listOfGreenCars.Count;
_listOfGreenCars.Remove(greenCar);
if (initialCount > _listOfGreenCars.Count)
{
return(true);
}
else
{
return(false);
}
}
//Update
public bool UpdateGreenCar(int id, GreenCars newGreenCar)
{
GreenCars oldGreenCar = GetGreenCarById(id);
if (newGreenCar != null && oldGreenCar != null)
{
oldGreenCar.CarType = newGreenCar.CarType;
oldGreenCar.Mpg = newGreenCar.Mpg;
oldGreenCar.TrafficTickets = newGreenCar.TrafficTickets;
oldGreenCar.MilesDrivenYr = newGreenCar.MilesDrivenYr;
oldGreenCar.InsuranceRate = newGreenCar.InsuranceRate;
oldGreenCar.CarUse = newGreenCar.CarUse;
//oldGreenCar.Id = newGreenCar.Id;
return(true);
}
else
{
return(false);
}
}