/**
  * Checks if order item can be shipped.
  *
  * Dummy item can be shipped or with his children or
  * with parent item which is included to shipment.
  *
  * @param \Magento\Sales\Model\Order\Item $item
  * @param array $items
  * @return bool
  * @SuppressWarnings(PHPMD.CyclomaticComplexity)
  */
 protected function canShipItem($item, array $items = [])
 {
     if ($item->getIsVirtual() || $item->getLockedDoShip()) {
         return false;
     }
     if ($item->isDummy(true)) {
         if ($item->getHasChildren()) {
             if ($item->isShipSeparately()) {
                 return true;
             }
             foreach ($item->getChildrenItems() as $child) {
                 if ($child->getIsVirtual()) {
                     continue;
                 }
                 if (empty($items)) {
                     if ($child->getQtyToShip() > 0) {
                         return true;
                     }
                 } else {
                     if (isset($items[$child->getId()]) && $items[$child->getId()] > 0) {
                         return true;
                     }
                 }
             }
             return false;
         } elseif ($item->getParentItem()) {
             $parent = $item->getParentItem();
             if (empty($items)) {
                 return $parent->getQtyToShip() > 0;
             } else {
                 return isset($items[$parent->getId()]) && $items[$parent->getId()] > 0;
             }
         }
     } else {
         return $item->getQtyToShip() > 0;
     }
 }
 /**
  * @param \Magento\Sales\Model\Order\Item $orderItem
  * @return void
  */
 protected function shipOrder(\Magento\Sales\Model\Order\Item $orderItem)
 {
     $shipmentLoader = $this->shipmentLoaderFactory->create();
     $shipmentData = [$orderItem->getId() => $orderItem->getQtyToShip()];
     $shipmentLoader->setOrderId($orderItem->getOrderId());
     $shipmentLoader->setShipment($shipmentData);
     $shipment = $shipmentLoader->load();
     if ($shipment) {
         $shipment->register();
         $shipment->getOrder()->setIsInProcess(true);
         $shipmentTransaction = $this->transactionFactory->create()->addObject($shipment)->addObject($shipment->getOrder());
         $shipmentTransaction->save();
     }
 }