trip_page.dart

void _showShareableUrl(BuildContext context) {
  if (album.shareInfo == null || album.shareInfo.shareableUrl == null) {
    print('Not shared, sharing album first.');
    // Album is not shared yet, share it first, then display dialog
    _shareAlbum(context).then((_) {
      _showUrlDialog(context);
    });
  } else {
    // Album is already shared, display dialog with URL
    _showUrlDialog(context);
  }
}