avgRating property

num get avgRating

Average user rating in stars (1 star to 5 stars). Returns -1 if likeCount or dislikeCount is null.

Implementation

num get avgRating {
  if (likeCount == null || dislikeCount == null) {
    return -1;
  }
  if (likeCount! + dislikeCount! == 0) {
    return 0;
  }
  return 1 + 4.0 * likeCount! / (likeCount! + dislikeCount!);
}