Refactoring DocumentUtils

ShopBundle/Context/DocumentUtilsInterface.php

+<?php
+
+namespace Lc\ShopBundle\Context ;
+
+interface DocumentUtilsInterface
+{
+
+}

ShopBundle/Model/Document.php

 
         /**
          * @ORM\ManyToMany(targetEntity="Lc\ShopBundle\Context\OrderShopInterface", mappedBy="documents")
+         * @ORM\JoinColumn(nullable=true)
          */
         protected $orderShops;
 
+
         /**
          * @ORM\OneToOne(targetEntity="Lc\ShopBundle\Context\OrderRefundInterface", mappedBy="document", cascade={"persist", "remove"})
          */

ShopBundle/Services/DocumentUtils.php

                 if(isset($params['merchant'])) {
                         $document->setMerchant($params['merchant']) ;
                 }
-                else {
+                elseif(isset($params['order_shops'])) {
                         $document->setMerchant($params['order_shops'][0]->getMerchant()) ;
                 }
 
-                foreach($params['order_shops'] as $orderShop) {
-                        $document->addOrderShop($orderShop) ;
+                if(isset($params['order_shops'])) {
+                        foreach ($params['order_shops'] as $orderShop) {
+                                $document->addOrderShop($orderShop);
+                        }
                 }
 
                 $document->setType($params['type']) ;

ShopBundle/Services/UtilsManager.php

 namespace Lc\ShopBundle\Services ;
 
 use Lc\ShopBundle\Context\DeliveryUtilsInterface;
+use Lc\ShopBundle\Context\DocumentUtilsInterface;
 use Lc\ShopBundle\Context\MerchantUtilsInterface;
 use Lc\ShopBundle\Context\OrderUtilsInterface;
 use Lc\ShopBundle\Context\PriceUtilsInterface;
                 PriceUtilsInterface $priceUtils,
                 DeliveryUtilsInterface $deliveryUtils,
                 CreditUtils $creditUtils,
-                DocumentUtils $documentUtils,
+                DocumentUtilsInterface $documentUtils,
                 MailUtils $mailUtils,
                 TicketUtils $ticketUtils,
                 PointLocationUtils $pointLocationUtils,
                 return $this->creditUtils ;
         }
 
-        public function getDocumentUtils(): DocumentUtils
+        public function getDocumentUtils(): DocumentUtilsInterface
         {
                 return $this->documentUtils ;
         }