@Override
  public void update(@NotNull AnActionEvent e) {
    DataContext context = e.getDataContext();
    Project project = CommonDataKeys.PROJECT.getData(context);
    if (project == null) {
      e.getPresentation().setEnabled(false);
      return;
    }
    VirtualFile[] files = CommonDataKeys.VIRTUAL_FILE_ARRAY.getData(context);
    if (files == null || files.length != 3) {
      e.getPresentation().setEnabled(false);
    }
  }
@Override
  public void update(@NotNull AnActionEvent e)