public async Task <Boolean> Authenticate() { AuthRequest request = new AuthRequest(); request.facebook_token = FbSessionInfo.FacebookToken; request.facebook_id = FbSessionInfo.FacebookID; AuthResponse response = await request.Send(); if (response.token.Length > 0) { _currentUser = response.user; _globalInfo = response.globals; _currentProfile = await Profile.GetProfile(); await PingWithLocation(); await GetUpdate(); await GetRecommendations(); StartUpdatesTimer(); (Application.Current as TinderApp.Library.Controls.IApp).RootFrameInstance.LoggedIn(); return(true); } return(false); }