private async Task <bool> ClearGenreMoviesAsync(MovieUpsertRequest req, Movie movie)
{
List <GenreMovie> deletableGenreMovies = movie.GenreMovies.Where(x => !req.Genres.Contains(x.GenreId)).ToList();
foreach (var deletableGenreMovie in deletableGenreMovies)
{
await _genreMovieRepo.DeleteAsync(deletableGenreMovie.Id);
}
return(true);
}
private async Task InsertGenreMovies(MovieUpsertRequest req, Movie movie)
{
foreach (var genreId in req.Genres)
{
await _genreMovieRepo.InsertAsync(new GenreMovie
{
GenreId = genreId,
Movie = movie
});
}
}
public async Task <MovieDto> InsertAsync(MovieUpsertRequest req)
{
var movie = _mapper.Map <Movie>(req);
await _movieRepo.InsertAsync(movie);
await InsertGenreMovies(req, movie);
await _unit.SaveAsync();
var dto = _mapper.Map <MovieDto>(movie);
return(dto);
}
private async Task <bool> UpdateGenreMovieAsync(int id, MovieUpsertRequest req, Movie movie)
{
movie = await _unit.Movies.GetByIdWithGenresAsync(id);
foreach (var genreId in req.Genres)
{
GenreMovie genreMovie = movie.GenreMovies.FirstOrDefault(x => x.GenreId == genreId);
if (genreMovie == null)
{
await _genreMovieRepo.InsertAsync(new GenreMovie
{
MovieId = id,
GenreId = genreId
});
}
}
return(true);
}
public async Task <MovieDto> UpdateAsync(int id, MovieUpsertRequest req)
{
Movie movie = _mapper.Map <Movie>(req);
movie.Id = id;
await _unit.Movies.UpdateAsync(movie, id);
await UpdateGenreMovieAsync(id, req, movie);
movie = await _movieRepo.GetByIdWithGenresAsync(id);
await ClearGenreMoviesAsync(req, movie);
await _unit.SaveAsync();
var dto = _mapper.Map <MovieDto>(movie);
return(dto);
}
