public static AccountHolder DemandAuthentication(IDataAccessLayer dal)
{
AccountHolder ach = null;
bool first = true;
while (ach == null)
{
if (first)
{
Console.WriteLine("Hello and welcome to our bank software.");
first = false;
}
else
{
Console.WriteLine("Incorrect Username/Password. Please try again.");
}
Console.WriteLine("Please enter your username and password:"******"Username:"******"Password:");
string password = Console.ReadLine();
ach = dal.AttemptLogin(username, password);
}
return ach;
}
