KeeperSecurity.Authentication.Async Namespace

using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using KeeperSecurity.Authentication;
using KeeperSecurity.Authentication.Async;
using KeeperSecurity.Configuration;

class AuthUi : IAuthUI
{
    public Task<bool> WaitForDeviceApproval(IDeviceApprovalChannelInfo[] channels, CancellationToken token)
    {
        // find email device approval channel.
        var emailChannel = channels
            .Cast<IDeviceApprovalPushInfo>()
            .FirstOrDefault(x => x.Channel == DeviceApprovalChannel.Email);
        if (emailChannel != null)
        {
            // invoke send email action.
            _ = Task.Run(async () =>
            {
                await emailChannel.InvokeDeviceApprovalPushAction();
            });
        }
        return new TaskCompletionSource<bool>().Task;
    }
    public async Task<bool> WaitForTwoFactorCode(ITwoFactorChannelInfo[] channels, CancellationToken token)
    {
        // find 2FA code channel.
        var codeChannel = channels
            .Cast<ITwoFactorAppCodeInfo>()
            .FirstOrDefault();
        if (codeChannel != null)
        {
            Console.WriteLine("Enter 2FA code: ");
            var code = Console.ReadLine();
            await codeChannel.InvokeTwoFactorCodeAction("code");
            return true;
        }
        return false;
    }
    public async Task<bool> WaitForUserPassword(IPasswordInfo info, CancellationToken token)
    {
        Console.WriteLine($"Enter password for {info.Username}: ");
        var password = Console.ReadLine();
        await info.InvokePasswordActionDelegate(password);
        return true;
    }
}

internal static class Program
{
    private static async Task Main()
    {
        var auth = new Auth(new AuthUi(), new JsonConfigurationStorage());
        await auth.Login("username@company.com");
    }
}