private JsonGoalList GetFromYa(string token = "")
        {
            string fullName = jsonPath + "/" + "Data2.json";

            if (String.IsNullOrEmpty(token))
            {
                string url = "https://oauth.yandex.ru/authorize?response_type=token&client_id=" + secret;
                try
                {
                    Process.Start(url);
                }
                catch (Win32Exception)
                {
                    var startInfo = new ProcessStartInfo(@"C:\Program Files\Internet Explorer\iexplore.exe", url);
                    Process.Start(startInfo);
                }
                finally
                {
                }
                tokenWindow = new TokenWindow();
                //tokenWindow.Owner = (Application.Current as App).MainWindow;
                tokenWindow.Closing += GetToken;
                tokenWindow.Show();
            }
            else
            {
                Task t = Task.Run(() => DownloadJson());
                //t.Wait();
                if (t.IsCompletedSuccessfully)
                {
                    MessageBox.Show("Succes");
                    return(GetJson(fullName));
                }
                else
                {
                    MessageBox.Show("NotExist");
                }
            }
            return(null);
        }