CalDavSynchronizer.Ui.Options.BulkOptions.ViewModels.MultipleOptionsTemplateViewModel.DiscoverResourcesAsync C# (CSharp) Метод

    private async void DiscoverResourcesAsync ()
    {
      _discoverResourcesCommand.SetCanExecute (false);
      try
      {
        var serverResources = await _serverSettingsViewModel.GetServerResources (_networkSettingsViewModel, _generalOptions);

        var calendars = serverResources.Calendars.Select (c => new CalendarDataViewModel (c)).ToArray();
        var addressBooks = serverResources.AddressBooks.Select (a => new AddressBookDataViewModel (a)).ToArray();
        var taskLists = serverResources.TaskLists.Select (d => new TaskListDataViewModel (d)).ToArray();

        using (var selectResourcesForm =  SelectResourceForm.CreateForFolderAssignment(_optionTasks, ConnectionTests.ResourceType.Calendar, calendars, addressBooks, taskLists))
        {
          if (selectResourcesForm.ShowDialog() == System.Windows.Forms.DialogResult.OK)
          {
            List<Contracts.Options> optionList = new List<Contracts.Options>();

            foreach (var resource in calendars.Where (c => c.SelectedFolder != null))
            {
              var options = CreateOptions(resource);
              _serverSettingsViewModel.FillOptions (options, resource.Model);
              optionList.Add (options);
            }

            foreach (var resource in addressBooks.Where (c => c.SelectedFolder != null))
            {
              var options = CreateOptions (resource);
              _serverSettingsViewModel.FillOptions (options, resource.Model);
              optionList.Add (options);
            }

            foreach (var resource in taskLists.Where (c => c.SelectedFolder != null))
            {
              var options = CreateOptions (resource);
              _serverSettingsViewModel.FillOptions (options, resource.Model);
              optionList.Add (options);
            }

            _parent.RequestAdd (optionList);
            _parent.RequestRemoval (this);
          }
        }
      }
      catch (Exception x)
      {
        s_logger.Error ("Exception while DiscoverResourcesAsync.", x);
        string message = null;
        for (Exception ex = x; ex != null; ex = ex.InnerException)
          message += ex.Message + Environment.NewLine;
        MessageBox.Show (message, OptionTasks.ConnectionTestCaption);
      }
      finally
      {
        _discoverResourcesCommand.SetCanExecute (true);
      }
    }