// See https://aka.ms/new-console-template for more information

​

using System;

using OtpNet;

using Google.Authenticator;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Hello World");

        var key = KeyGeneration.GenerateRandomKey(20);

​

        //var base32String = Base32Encoding.ToString(key);

        //var base32String = "SNMSMQOPXURX3WQT4RKBSNEJETWY2BGK";

        var base32String = "C42OXVYHZ5XRC2Y4BPFPJBADSYPRAXG6";

        Console.WriteLine(base32String);

        var base32Bytes = OtpNet.Base32Encoding.ToBytes(base32String);

​

        var totp = new Totp(base32Bytes, 60, OtpHashMode.Sha1);

        //var code = otp.ComputeTotp(DateTime.UtcNow);

        var dateTime = DateTime.Now;

        var totpCode = totp.ComputeTotp(dateTime);

        Console.WriteLine(totpCode);

        //var seedBytes = Base32Encoding.ToBytes(base32String);

        var totp2 = new Totp(base32Bytes, 60, OtpHashMode.Sha1 );

​

        // verify otp.

        var otpVerified = totp2.VerifyTotp(totpCode, out var timeWindowUsed, VerificationWindow.RfcSpecifiedNetworkDelay);

        Console.WriteLine(otpVerified);

        Console.WriteLine(timeWindowUsed);

        var uriString = new OtpUri(OtpType.Totp, base32Bytes, "a@google.com", "ACME Co").ToString();

        Console.WriteLine(uriString);

        /*var tfa = new TwoFactorAuthenticator();

        var setupInfo =

            tfa.GenerateSetupCode("myself", "test", base32String, true,

                5); //the width and height of the Qr Code in pixels

​

        var qrCodeImageUrl = setupInfo.QrCodeSetupImageUrl;

        Console.WriteLine(qrCodeImageUrl);*/

    }

}

​