MM-22: Add logic to process changes in Sales Channel (#46)

- Added voter that use to check is sales channel group links to any integration and forbid delete action for this case
- Added logic to process enabling/disabling, removing Sales Channel

src/Marello/Bundle/ProductBundle/Entity/Repository/ProductRepository.php

@@ -56,6 +56,38 @@ public function findByChannel(SalesChannel $salesChannel)
         return $this->aclHelper->apply($qb->getQuery())->getResult();
     }
 
+    /**
+     * @param array $salesChannelIds
+     * @return int[]
+     */
+    public function getProductIdsBySalesChannelIds(array $salesChannelIds): array
+    {
+        if (empty($salesChannelIds)) {
+            return [];
+        }
+
+        $subQb = $this->createQueryBuilder('innerProduct');
+        $subQb
+            ->select('1')
+            ->innerJoin('innerProduct.channels', 'sc')
+            ->where(
+                $subQb->expr()->andX(
+                    $subQb->expr()->in('sc.id', ':salesChannelIds'),
+                    $subQb->expr()->eq('innerProduct.id', 'product.id')
+                )
+            );
+
+        $qb = $this->createQueryBuilder('product');
+        $qb
+            ->select('product.id')
+            ->where($qb->expr()->exists($subQb))
+            ->setParameter('salesChannelIds', $salesChannelIds);
+
+        $result = $this->aclHelper->apply($qb->getQuery())->getResult();
+
+        return \array_column($result, 'id');
+    }
+
     /**
      * Return products for specified price list and product IDs
      *

src/Marello/Bundle/SalesBundle/Acl/Voter/SalesChannelGroupVoter.php

@@ -0,0 +1,32 @@
+<?php
+
+namespace Marello\Bundle\SalesBundle\Acl\Voter;
+
+use Marello\Bundle\SalesBundle\Entity\Repository\SalesChannelGroupRepository;
+use Marello\Bundle\SalesBundle\Entity\SalesChannelGroup;
+use Oro\Bundle\SecurityBundle\Acl\BasicPermission;
+use Oro\Bundle\SecurityBundle\Acl\Voter\AbstractEntityVoter;
+
+/**
+ * Disables deleting the sales channel group in case when it has attached integration
+ */
+class SalesChannelGroupVoter extends AbstractEntityVoter
+{
+    /** @var array */
+    protected $supportedAttributes = [BasicPermission::DELETE];
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function getPermissionForAttribute($class, $identifier, $attribute)
+    {
+        /** @var SalesChannelGroupRepository $scgRepository */
+        $scgRepository = $this->doctrineHelper->getEntityRepository(SalesChannelGroup::class);
+
+        if ($scgRepository->hasAttachedIntegration($identifier)) {
+            return self::ACCESS_DENIED;
+        }
+
+        return self::ACCESS_ABSTAIN;
+    }
+}

src/Marello/Bundle/SalesBundle/Entity/Repository/SalesChannelGroupRepository.php

@@ -44,4 +44,20 @@ public function findSalesChannelGroupAttachedToIntegration(
     ): ?SalesChannelGroup {
         return $this->findOneBy(['integrationChannel' => $integrationChannel]);
     }
+
+    /**
+     * @param int $salesChannelGroupId
+     * @return bool
+     */
+    public function hasAttachedIntegration(int $salesChannelGroupId): bool
+    {
+        $qb = $this->createQueryBuilder('scg');
+        $qb
+            ->select('1')
+            ->where($qb->expr()->eq('scg.id', ':salesChannelGroupId'))
+            ->andWhere($qb->expr()->isNotNull('scg.integrationChannel'))
+            ->setParameter('salesChannelGroupId', $salesChannelGroupId);
+
+        return (bool) $qb->getQuery()->getResult();
+    }
 }

src/Marello/Bundle/SalesBundle/Resources/config/services.yml

@@ -164,3 +164,12 @@ services:
     marello_sales.placeholder.filter:
         public: true
         class: 'Marello\Bundle\SalesBundle\Placeholder\PlaceholderFilter'
+
+    marello_sales.security.acl.voter.sales_channel_group:
+        class: 'Marello\Bundle\SalesBundle\Acl\Voter\SalesChannelGroupVoter'
+        arguments:
+            - "@oro_entity.doctrine_helper"
+        calls:
+            - [setClassName, ['Marello\Bundle\SalesBundle\Entity\SalesChannelGroup']]
+        tags:
+            - { name: security.voter }