public void List()
{
System.Console.WriteLine("All customers registered so far");
List <Customer> customers = _customerService.GetAllCustomers();
customers.ForEach(c =>
{
CommandConsoleUtil.PrintCustomer(c);
System.Console.WriteLine("--------------");
});
}
public void Register()
{
System.Console.WriteLine("What is the Firstname");
string firstName = CommandConsoleUtil.ReadString();
System.Console.WriteLine("What is the Lastname");
string lastName = CommandConsoleUtil.ReadString();
Customer customerUnregistered = new Customer();
customerUnregistered.FirstName = firstName;
customerUnregistered.LastName = lastName;
Customer?customerRegistered = _customerService.RegisterCustomer(customerUnregistered);
System.Console.WriteLine("Customer registered successfully with the following : ");
CommandConsoleUtil.PrintCustomer(customerRegistered);
}
public void Downgrade()
{
System.Console.WriteLine("What is the customer Id you want to downgrade? ");
string customerId = CommandConsoleUtil.ReadString();
Customer?customer = _customerService.FindCustomerById(int.Parse(customerId));
if (customer != null)
{
System.Console.WriteLine("The Customer you want to downgrade is as following");
CommandConsoleUtil.PrintCustomer(customer);
System.Console.WriteLine("Do you want to proceed ? Y(es)/N(o)");
string confirmationRespond = CommandConsoleUtil.ReadString();
if (confirmationRespond.Equals("yes", StringComparison.InvariantCultureIgnoreCase) ||
confirmationRespond.Equals("y", StringComparison.InvariantCultureIgnoreCase))
{
try
{
Customer?updatedCustomer = _customerService.DownGradeCustomer(customer);
System.Console.WriteLine("Customer downgrade successful with the following : ");
CommandConsoleUtil.PrintCustomer(updatedCustomer);
}
catch (Exception)
{
System.Console.WriteLine("Customer downgrade failed");
}
}
else
{
System.Console.WriteLine("Wrong Key ");
}
}
else
{
System.Console.WriteLine("Can't find the customer with supplied Id. Please try again ");
}
}
public void Info()
{
CommandConsoleUtil.PrintMainMenu();
}
