public ActionResult <IEnumerable <AlbumDto> > GetAlbumsForBand(Guid bandId)
{
if (!_repo.BandExist(bandId))
{
return(NotFound());
}
var albumsFromRepo = _repo.GetAlbums(bandId);
return(Ok(_mapper.Map <IEnumerable <AlbumDto> >(albumsFromRepo)));
}