public async Task Refresh()
{
if (RefreshToken == null)
{
throw new Exception("CurrentCredentials does not have a refresh token");
}
TokenLifecycleManager tlcm = new TokenLifecycleManager();
TokenResponse tokenResponse = await tlcm.RefreshTokenAsync(AuthState.CreateTokenRefreshRequest()).ConfigureAwait(false);
AuthState.Update(tokenResponse, null);
}
public async Task <string> GetActiveAccessToken()
{
if (AuthState.NeedsTokenRefresh)
{
try
{
TokenRequest request = AuthState.CreateTokenRefreshRequest();
TokenResponse response = await AuthService.PerformTokenRequestAsync(request);
AuthState.Update(response, null);
}
catch (System.Exception ex)
{
throw ex;
}
}
return(AuthState.AccessToken);
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
SetContentView(Resource.Layout.activity_token);
authService = new AuthorizationService(this);
if (savedInstanceState != null)
{
if (savedInstanceState.ContainsKey(KEY_AUTH_STATE))
{
try
{
authState = AuthState.JsonDeserialize(savedInstanceState.GetString(KEY_AUTH_STATE));
}
catch (JSONException ex)
{
Console.WriteLine("Malformed authorization JSON saved: " + ex);
}
}
if (savedInstanceState.ContainsKey(KEY_USER_INFO))
{
try
{
userInfoJson = new JSONObject(savedInstanceState.GetString(KEY_USER_INFO));
}
catch (JSONException ex)
{
Console.WriteLine("Failed to parse saved user info JSON: " + ex);
}
}
}
if (authState == null)
{
authState = GetAuthStateFromIntent(Intent);
AuthorizationResponse response = AuthorizationResponse.FromIntent(Intent);
AuthorizationException ex = AuthorizationException.FromIntent(Intent);
authState.Update(response, ex);
if (response != null)
{
Console.WriteLine("Received AuthorizationResponse.");
PerformTokenRequest(response.CreateTokenExchangeRequest());
}
else
{
Console.WriteLine("Authorization failed: " + ex);
}
}
RefreshUi();
var refreshTokenButton = FindViewById <Button>(Resource.Id.refresh_token);
refreshTokenButton.Click += delegate
{
PerformTokenRequest(authState.CreateTokenRefreshRequest());
};
var viewProfileButton = FindViewById <Button>(Resource.Id.view_profile);
viewProfileButton.Click += delegate
{
Task.Run(() => FetchUserInfo());
};
}
