public async Task <IActionResult> Edit(int id, [Bind("ArtistId,Name,Popularity,Genres")] Artist artist)
        {
            if (id != artist.ArtistId)
            {
                return(NotFound());
            }

            if (ModelState.IsValid)
            {
                try
                {
                    _context.Update(artist);
                    await _context.SaveChangesAsync();
                }
                catch (DbUpdateConcurrencyException)
                {
                    if (!ArtistExists(artist.ArtistId))
                    {
                        return(NotFound());
                    }
                    else
                    {
                        throw;
                    }
                }
                return(RedirectToAction(nameof(Index)));
            }
            return(View(artist));
        }
        public async Task <IActionResult> Edit(int id, [Bind("AlbumId,Name,ReleaseDate,Rating,ArtistId")] Album album)
        {
            if (id != album.AlbumId)
            {
                return(NotFound());
            }

            if (ModelState.IsValid)
            {
                try
                {
                    _context.Update(album);
                    await _context.SaveChangesAsync();
                }
                catch (DbUpdateConcurrencyException)
                {
                    if (!AlbumExists(album.AlbumId))
                    {
                        return(NotFound());
                    }
                    else
                    {
                        throw;
                    }
                }
                return(RedirectToAction(nameof(Index)));
            }
            ViewData["ArtistId"] = new SelectList(_context.Artists, "ArtistId", "Name", album.ArtistId);
            return(View(album));
        }