using Microsoft.Identity.Client;

public static class DeviceCodeHelper

{

public static Func<DeviceCodeResult,Task> GetDeviceCodeResultCallback()

{

return deviceCodeResult =>

{

// This will print the message on the console which tells the user where to go sign-in using

// a separate browser and the code to enter once they sign in.

// The AcquireTokenWithDeviceCode() method will poll the server after firing this

// device code callback to look for the successful login of the user via that browser.

// This background polling (whose interval and timeout data is also provided as fields in the

// deviceCodeCallback class) will occur until:

// * The user has successfully logged in via browser and entered the proper code

// * The timeout specified by the server for the lifetime of this code (typically ~15 minutes) has been reached

// * The developing application calls the Cancel() method on a CancellationToken sent into the method.

// If this occurs, an OperationCanceledException will be thrown (see catch below for more details).

Console.WriteLine(deviceCodeResult.Message);

//Console.WriteLine("ExpiresOn: " + deviceCodeResult.ExpiresOn.ToLocalTime());

// try {

// Process.Start(new ProcessStartInfo { UseShellExecute = true, FileName = deviceCodeResult.VerificationUrl });

// //Clipboard.SetData(DataFormats.Text, (Object)deviceCodeResult.UserCode);

// Process.Start(new ProcessStartInfo { UseShellExecute = false, FileName = "cmd", Arguments = "/c echo " + deviceCodeResult.UserCode + " | clip" });

// }

// catch {}

return Task.FromResult(0);

};

}

}