public async Task <Token> LogIn(IUserAuthenticator authenticator)
{
await _authClient.AuthenticationRequest(HttpMethod.Get);
if (User.Username == null && User.Password == null)
{
var credentials = await authenticator.OnLogInChallenge();
User.Username = credentials.Item1;
User.Password = credentials.Item2;
}
// User requested to cancel login process
if (User.Username == null && User.Password == null)
{
User.Username = null;
User.Password = null;
return(null);
}
if (await _authClient.LogInRequest(User) == null)
{
User.Username = null;
User.Password = null;
return(null);
}
if (await authenticator.OnAppAuthorizeChallenge())
{
await _authClient.AuthenticationRequest(HttpMethod.Post);
UpdateAuthenticationInfo(_authClient.ObtainedToken);
}
else
{
User.Username = null;
User.Password = null;
return(null);
}
authenticator.OnLogIn(User.Username, User.Password);
return(User.AccessToken);
}
