private void UploadAudioButtonClick(object sender, RoutedEventArgs e)
 {
     try
     {
         var id          = int.Parse(((Button)sender).CommandParameter.ToString());
         var uploadAudio = new UploadAudio(id);
         uploadAudio.ShowDialog();
     }
     catch (Exception ex)
     {
         MessageBox.Show(ex.Message);
     }
 }
 private void UploadAudioButtonClick(object sender, RoutedEventArgs e)
 {
     try
     {
         var id = int.Parse(((Button)sender).CommandParameter.ToString());
         var uploadAudio = new UploadAudio(id);
         uploadAudio.ShowDialog();
     }
     catch (Exception ex)
     {
         MessageBox.Show(ex.Message);
     }
 }