//method to Save/Update the current inventory
private static void SaveCurrentInventory()
{
//create new streamwriter object
StreamWriter sw = new StreamWriter(@"..\CarLotCOMPLETE\CarLot\CarLotDB.txt");
//iterate through our list of cars and first make CSV string out of the objects data, and then write that data to the CSV text file
foreach (Car car in currentInventory)
{
//check if the object is a NewCar or a UsedCar
if (car is NewCar)
{
//if its a NewCar then we call the method that is in the NewCar class
sw.WriteLine(NewCar.CarToCSV((NewCar)car));
}
else
{
//if it is a UsedCar then we call then methiod that is in the UsedCar class
sw.WriteLine(UsedCar.CarToCSV((UsedCar)car));
}
}
//closed the connection saving data to the text file
sw.Close();
}
