private void FeedMoney()
{
int input;
string choice = "";
decimal total = vendingMachine.customerBalance;
while (choice.ToUpper() != "B")
{
Console.WriteLine();
Console.WriteLine("Current Balance: $" + total);
Console.WriteLine("Insert Bill: ($1, $2, $5, $10) ");
Console.WriteLine("Press B to return to Purchase Menu");
Console.Write("Choice: ");
choice = Console.ReadLine();
if (choice.ToUpper() == "B")
{
choice = choice.ToUpper();
}
else
{
input = int.Parse(choice);
if (input == 1 || input == 2 || input == 5 || input == 10)
{
total += input;
vendingMachine.AuditTransaction(input, total);
}
else
{
Console.WriteLine("Invalid Bill Type");
}
}
}
vendingMachine.customerBalance = total;
}