//Sixth LOG OUT menu
private static void LogOut()
{
if (currentCustomer == null)
{
Console.WriteLine("You were't logged in!");
}
else
{
currentCustomer = null;
Console.WriteLine("\r\nLog out SUCCESFUL!\r\n");
}
}
//Second Choose customer menu
private static void ChooseCustomer()
{
if (currentCustomer == null)
{
if (customers.Count == 0)
{
Console.WriteLine("\r\nNo registered clients found!\r\nPlease create a new one.\r\n");
MenuCreateClient();
}
if (customers.Count == 1)
{
currentCustomer = customers[0];
}
else
{
Console.WriteLine("Choose customer's number.");
int i = 0;
foreach (var customer in customers)
{
Console.WriteLine("| {0} for {1} | ", i, customers[i]);
i++;
}
//Check for correct customer number
int customerNumber = -1;
bool isNumber = int.TryParse(Console.ReadLine(), out customerNumber);
bool isNumberCorrect = customerNumber >= 0 & customerNumber < customers.Count;
do
{
if (isNumberCorrect)
{
break;
}
else
{
Console.WriteLine("Choose correct customer's number.");
isNumber = int.TryParse(Console.ReadLine(), out customerNumber);
}
isNumberCorrect = customerNumber >= 0 & customerNumber < customers.Count;
}
while (isNumber & !isNumberCorrect);
currentCustomer = customers[customerNumber];
}
Console.WriteLine("You are browsing as {0}.\r\n", currentCustomer.Name);
}
}