public function decide(Request $request, Order $order)
 {
     $cancellation = $order->getCancellation();
     $this->authorize('decide', $cancellation);
     if (is_null($cancellation)) {
         return $this->error(OrderCancellation::CAN_NOT_FIND);
     }
     $approved = $request->input('approved') ?: false;
     DB::transaction(function () use($cancellation, $order, $approved) {
         $this->orderManager->decideCancellation($cancellation, $approved);
         if ($approved) {
             $this->orderManager->getOrderRepository()->cancel($order);
         }
     });
     return $this->success();
 }