Add ability to edit the playlist name and visibility #5

app/Http/Controllers/PlaylistController.php

@@ -95,6 +95,34 @@ class PlaylistController extends Controller
         return to_route('profile.playlists');
     }
 
+    /**
+     * Update user playlist.
+     */
+    public function updatePlaylist(Request $request, $playlist_id): RedirectResponse
+    {
+        if (! is_numeric($playlist_id)) {
+            abort(404);
+        }
+
+        $validated = $request->validate([
+            'name' => 'required|max:30',
+            'is_private' => 'required|boolean',
+        ]);
+
+        $user = $request->user();
+
+        $playlist = Playlist::where('user_id', $user->id)
+            ->where('id', $playlist_id)
+            ->firstOrFail();
+
+        $playlist->update([
+            'name' => $request->input('name'),
+            'is_private' => $request->input('is_private'),
+        ]);
+
+        return back()->with('status', 'playlist-updated');
+    }
+
     /**
      * Delete user playlist.
      */