static int Main(string[] args)
{
string userID;
int userOtp;
User userSS = new User();
int op = 3;
bool exit = false;
while (!exit)
{
op = menu();
System.Console.WriteLine("#####################################");
switch (op)
{
case 1:
// Generate One Time Password
System.Console.WriteLine("Generate One Time Password.");
System.Console.WriteLine("User ID:");
userID = System.Console.ReadLine();
userSS = UserFunctions.GetOneTimePassword(userID);
System.Console.WriteLine("Password: "******"Validate Password.");
System.Console.WriteLine("User ID:");
userID = System.Console.ReadLine();
System.Console.WriteLine("Password:"******"Password format not valid");
}
else
{
UserFunctions.ValidatePassword(userID, userOtp, userSS);
}
break;
case 3:
// Exit
System.Console.WriteLine("Exiting...");
System.Console.ReadLine();
exit = true;
break;
}
}
return 0;
}
public static User GetOneTimePassword(string userID)
{
int otpass;
User userSS = new User(); // struct of user
bool conversion = Int32.TryParse(GenPassword.GetPassword(userID), out otpass);
if (conversion)
{
//Save user data in user struct
userSS.Id = userID;
userSS.Otp = otpass;
userSS.OtpCrtDate = DateTime.Now;
}
return userSS;
}
public static void ValidatePassword(string user, int otp, User userSS)
{
if (otp == userSS.Otp && user == userSS.Id)
{
TimeSpan timeSub = DateTime.Now - userSS.OtpCrtDate;
if (timeSub.TotalSeconds < 30.0)
{
System.Console.WriteLine("The Password is valid");
}
else
{
System.Console.WriteLine("Sorry but your Password has expired.");
}
}
else
{
System.Console.WriteLine("Sorry but your User ID or your Password are not correct.");
}
}
