Kritik API Hatası Düzeltildi

Dosya: Modules/Muzibu/routes/api.php (Satır 48)

Route::post('/{id}/add-song', [PlaylistController::class, 'addSong'])
    ->name('api.muzibu.playlists.add-song');

+ Route::post('/{id}/add-album', [PlaylistController::class, 'addAlbum'])
+     ->name('api.muzibu.playlists.add-album');

Route::post('/{id}/copy', [PlaylistController::class, 'copy'])
    ->name('api.muzibu.playlists.copy');

Dosya: PlaylistController.php (Satır 10)

use Modules\Muzibu\App\Models\Playlist;
use Modules\Muzibu\App\Models\Song;
+ use Modules\Muzibu\App\Models\Album;
use Modules\Muzibu\App\Services\PlaylistService;

Dosya: PlaylistController.php (Satır 280-340)

/**
 * Add all songs from album to playlist
 */
public function addAlbum(Request $request, int $id): JsonResponse
{
    try {
        $request->validate([
            'album_id' => 'required|integer|exists:muzibu_albums,album_id',
        ]);

        $userId = auth()->id();
        $albumId = $request->input('album_id');

        // Get album with active songs
        $album = Album::with(['songs' => function($query) {
            $query->where('is_active', 1);
        }])->findOrFail($albumId);

        $songs = $album->songs;

        if ($songs->isEmpty()) {
            return response()->json([
                'success' => false,
                'message' => 'Albümde aktif şarkı bulunamadı',
            ], 400);
        }

        // Add all songs to playlist
        $addedCount = 0;
        $skippedCount = 0;

        foreach ($songs as $song) {
            $result = $this->playlistService->addSongToPlaylist(
                $id,
                $song->song_id,
                $userId
            );

            if ($result['success']) {
                $addedCount++;
            } else {
                $skippedCount++;
            }
        }

        return response()->json([
            'success' => true,
            'added_count' => $addedCount,
            'skipped_count' => $skippedCount,
            'total_songs' => $songs->count(),
            'message' => "{$addedCount} şarkı playliste eklendi"
                . ($skippedCount > 0 ? " ({$skippedCount} zaten mevcuttu)" : ""),
        ]);

    } catch (\Exception $e) {
        Log::error('Add album to playlist error:', ['message' => $e->getMessage()]);
        return response()->json([
            'success' => false,
            'message' => 'Albüm ekleme başarısız',
        ], 500);
    }
}