public bool UpdateCustomer(string firstName, string lastName, CustomerClass updatedCustomer)
{
CustomerClass existingCustomer = GetCustomerByName(firstName, lastName);
if (existingCustomer != null)
{
existingCustomer.FirstName = updatedCustomer.FirstName;
existingCustomer.LastName = updatedCustomer.LastName;
existingCustomer.Type = updatedCustomer.Type;
return(true);
}
return(false);
}
public bool DeleteCustomer(string firstName, string lastName)
{
CustomerClass existingCustomer = GetCustomerByName(firstName, lastName);
if (existingCustomer == null)
{
return(false);
}
int initialCount = _listOfCustomers.Count;
_listOfCustomers.Remove(existingCustomer);
if (initialCount > _listOfCustomers.Count)
{
return(true);
}
return(false);
}
public void AddNewCustomer(CustomerClass customer)
{
_listOfCustomers.Add(customer);
}
