def add_review(movie_id: int, review_text: str, username: str,
repo: AbstractRepository):
movie = repo.get_movie(movie_id)
if movie is None:
raise NonExistentMovieException
user = repo.get_user(username)
if user is None:
raise UnknownUserException
review = make_review(review_text=review_text, user=user, movie=movie)
repo.add_review(review)
return review_to_dict(review)
def add_review(movie_id: int, review_text: str, username: str, repo: AbstractRepository):
# Check that the movie exists.
movie = repo.get_movie(movie_id)
if movie is None:
raise NonExistentMovieException
user = repo.get_user(username)
if user is None:
raise UnknownUserException
# Create review.
review = make_review(review_text, user, movie)
# Update the repository.
repo.add_review(review)