public override async Task <Services.SaveImdbRatingResponse> SaveImdbRating(Services.SaveImdbRatingRequest request, ServerCallContext context) { if (request is null) { throw new ArgumentNullException(nameof(request)); } if (!_validator.IsValidImdbRatingForSave(request, out var trailers)) { throw NewInvalidArgumentRpcException("Invalid Imdb details", trailers); } var imdbRating = _mapper.Map <ImdbRating>(request.Imdb); var imdbRatingFromSave = await _movieDao .SaveImdbRating(request.MovieId, imdbRating) .ConfigureAwait(true); return(new Services.SaveImdbRatingResponse { Imdb = _mapper.Map <Services.Imdb>(imdbRatingFromSave) }); }