public static void SelectedService(int serviceId)
{
ProductManager productManager = new ProductManager();
if (serviceId == 1)
{
Console.Write("Enter product id: ");
int productId = ConsoleInputValidator.ServiceInputValidator(serviceId);
int quantity = ConsoleInputValidator.QuantityInputValidator(serviceId);
if (_cartManager.Retrieve(productId) != null)
{
_cartManager.Update(_cartManager.Retrieve(productId), serviceId, quantity);
}
else
{
_cartManager.Add(productManager.Retrieve(productId), quantity);
}
DisplayHandler.DisplayService();
}
else if (serviceId == 2)
{
Console.Write("Choose which ID to decrease/remove: ");
int productId = ConsoleInputValidator.ServiceInputValidator(serviceId);
int quantity = ConsoleInputValidator.QuantityInputValidator(serviceId);
_cartManager.Update(_cartManager.Retrieve(productId), serviceId, quantity);
DisplayHandler.DisplayService();
}
else if (serviceId == 3)
{
Console.Write("Please enter cash on hand: ");
ConsoleInputValidator.ServiceInputValidator(serviceId);
DoTransactionAgain();
}
}