orchidsoftware/platform

class AttachmentController extends Controller
{
    //
    public function sort(Request $request)
    {
        collect($request->get('files', []))
            ->each(function ($sort, $id) {
                $attachment = $this->attachment->find($id);
                $attachment->sort = $sort;
                $attachment->save();
            });
    }
    //
}