getOrCreateStandardMovieList method

Implementation

Future<String?> getOrCreateStandardMovieList(String listType) async {
  try {
    final displayName = listType
        .replaceAll('_', ' ')
        .split(' ')
        .map((word) =>
            word.isEmpty ? '' : word[0].toUpperCase() + word.substring(1))
        .join(' ');

    // Scan the user_lists directory for existing MovieLists instead of relying on profile data.

    final existingMovieListId =
        await _findExistingMovieListInDirectory(listType, displayName);
    if (existingMovieListId != null) {
      return existingMovieListId;
    }

    // Generate appropriate description for standard lists.

    String description;
    switch (listType) {
      case 'to_watch':
        description = 'List of movies you want to watch';
        break;
      case 'watched':
        description = 'List of movies you have watched';
        break;
      case 'favorites':
        description = 'List of your favorite movies';
        break;
      default:
        description = 'List of movies: $displayName';
    }

    // No existing list found, create a new one.

    final listId = await createMovieList(
      displayName,
      movies: [],
      description: description,
    );

    if (listId == null) {
      debugPrint('❌ Failed to create standard movie list: $listType');
    }

    return listId;
  } catch (e) {
    debugPrint('❌ Exception in get/create standard movie list: $e');
    return null;
  }
}