hasMovieFile method

Implementation

Future<bool> hasMovieFile(Movie movie) async {
  // First check our cache.

  if (_moviesWithFiles.contains(movie.id)) {
    return true;
  }

  // Try to read the file to see if it exists.

  final movieData = await _readMovieFile(movie);
  if (movieData != null) {
    final hasRating = movieData['rating'] != null;
    final hasComment = movieData['comment'] != null &&
        (movieData['comment'] as String?)?.isNotEmpty == true;

    if (hasRating || hasComment) {
      // Add to cache since we found the file exists.

      _moviesWithFiles.add(movie.id);

      // Also populate our data caches.

      if (hasRating && movieData['rating'] is double) {
        _cachedRatings ??= {};
        _cachedRatings![movie.id.toString()] = movieData['rating'] as double;
      }
      if (hasComment && movieData['comment'] is String) {
        _cachedComments ??= {};
        _cachedComments![movie.id.toString()] =
            movieData['comment'] as String;
      }

      return true;
    }
  }

  return false;
}