private void DeleteTransformers()
{
var tasks =
Transformers.Select(transformerDefinition => DatabaseCommands.DeleteTransformerAsync(transformerDefinition.Name))
.ToList();
TaskEx.WhenAll(tasks)
.ContinueOnUIThread(t =>
{
if (t.IsFaulted)
{
ApplicationModel.Current.AddErrorNotification(t.Exception, "not all transformers could be deleted");
}
else
{
ApplicationModel.Current.AddInfoNotification("all transformers were successfully deleted");
UrlUtil.Navigate("/transformers");
}
});
}