public IHttpActionResult GetSongsOfArtist(int artistID)
        {
            try
            {
                CreatedByDal     createdByDal   = new CreatedByDal();
                List <CreatedBy> songsOfArtists = createdByDal.GetAllSongsOfArtist(artistID).ToList();

                return(Ok(songsOfArtists));
            }
            catch (Exception ex)
            {
                return(BadRequest(ex.Message));
            }
        }
        public IHttpActionResult GetArtistsBySongID(int songID)
        {
            try
            {
                CreatedByDal     createdByDal  = new CreatedByDal();
                List <CreatedBy> artistsOfSong = createdByDal.GetAllArtistsOfSong(songID).ToList();

                return(Ok(artistsOfSong));
            }
            catch (Exception ex)
            {
                return(BadRequest(ex.Message));
            }
        }