Fix #14958 - remove sales sequence data on store view delete

app/code/Magento/SalesSequence/Model/Builder.php

@@ -5,10 +5,12 @@
  */
 namespace Magento\SalesSequence\Model;
 
+use Magento\Framework\App\ObjectManager;
 use Magento\Framework\App\ResourceConnection as AppResource;
 use Magento\Framework\DB\Ddl\Sequence as DdlSequence;
 use Magento\Framework\Webapi\Exception;
 use Magento\SalesSequence\Model\ResourceModel\Meta as ResourceMetadata;
+use Magento\SalesSequence\Model\ResourceModel\Profile as ResourceProfile;
 use Psr\Log\LoggerInterface as Logger;
 
 /**
@@ -83,28 +85,36 @@ class Builder
      */
     protected $logger;
 
+    /**
+     * @var ResourceProfile
+     */
+    private $resourceProfile;
+
     /**
      * @param ResourceMetadata $resourceMetadata
      * @param MetaFactory $metaFactory
      * @param ProfileFactory $profileFactory
      * @param AppResource $appResource
      * @param DdlSequence $ddlSequence
      * @param Logger $logger
+     * @param ResourceProfile|null $resourceProfile
      */
     public function __construct(
         ResourceMetadata $resourceMetadata,
         MetaFactory $metaFactory,
         ProfileFactory $profileFactory,
         AppResource $appResource,
         DdlSequence $ddlSequence,
-        Logger $logger
+        Logger $logger,
+        ResourceProfile $resourceProfile = null
     ) {
         $this->resourceMetadata = $resourceMetadata;
         $this->metaFactory = $metaFactory;
         $this->profileFactory = $profileFactory;
         $this->appResource = $appResource;
         $this->ddlSequence = $ddlSequence;
         $this->logger = $logger;
+        $this->resourceProfile = $resourceProfile ?: ObjectManager::getInstance()->get(ResourceProfile::class);
         $this->data = array_flip($this->pattern);
     }
 
@@ -264,4 +274,36 @@ public function create()
         }
         $this->data = array_flip($this->pattern);
     }
+
+    /**
+     * Deletes all sequence linked entites
+     *
+     * @param $storeId
+     *
+     * @return void
+     * @throws \Magento\Framework\Exception\LocalizedException
+     */
+    public function deleteByStoreId($storeId)
+    {
+        $metadataIds = $this->resourceMetadata->getIdsByStore($storeId);
+        $profileIds = $this->resourceProfile->getProfileIdsByMetadataIds($metadataIds);
+
+        $this->appResource->getConnection()->delete(
+            $this->appResource->getTableName('sales_sequence_profile'),
+            ['profile_id IN (?)' => $profileIds]
+        );
+
+        foreach ($metadataIds as $metadataId) {
+            $metadata = $this->metaFactory->create();
+            $this->resourceMetadata->load($metadata, $metadataId);
+            if (!$metadata->getId()) {
+                continue;
+            }
+
+            $this->appResource->getConnection()->dropTable(
+                $metadata->getSequenceTable()
+            );
+            $this->resourceMetadata->delete($metadata);
+        }
+    }
 }

app/code/Magento/SalesSequence/Model/ResourceModel/Meta.php

@@ -92,6 +92,27 @@ public function loadByEntityTypeAndStore($entityType, $storeId)
         return $meta;
     }
 
+    /**
+     * Retrieves Metadata Ids by store id
+     *
+     * @param int $storeId
+     * @return int[]
+     * @throws \Magento\Framework\Exception\LocalizedException
+     */
+    public function getIdsByStore($storeId)
+    {
+        $connection = $this->getConnection();
+        $bind = ['store_id' => $storeId];
+        $select = $connection->select()->from(
+            $this->getMainTable(),
+            [$this->getIdFieldName()]
+        )->where(
+            'store_id = :store_id'
+        );
+
+        return $connection->fetchCol($select, $bind);
+    }
+
     /**
      * Using for load sequence profile and setting it into metadata
      *

app/code/Magento/SalesSequence/Model/ResourceModel/Profile.php

@@ -76,4 +76,20 @@ public function loadActiveProfile($metadataId)
         }
         return $profile;
     }
+
+    /**
+     * Get profile ids by metadata ids
+     * @param int[] $metadataIds
+     * @return int[]
+     * @throws \Magento\Framework\Exception\LocalizedException
+     */
+    public function getProfileIdsByMetadataIds(array $metadataIds)
+    {
+        $connection = $this->getConnection();
+        $select = $connection->select()
+            ->from($this->getMainTable(), ['profile_id'])
+            ->where('meta_id IN (?)', $metadataIds);
+
+        return $connection->fetchCol($select);
+    }
 }

app/code/Magento/SalesSequence/Observer/SequenceRemovalObserver.php

@@ -0,0 +1,44 @@
+<?php
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+declare(strict_types=1);
+namespace Magento\SalesSequence\Observer;
+
+use Magento\Framework\Event\ObserverInterface;
+use Magento\Framework\Event\Observer as EventObserver;
+use Magento\SalesSequence\Model\Builder;
+
+/**
+ * Class SequenceRemovalObserver
+ */
+class SequenceRemovalObserver implements ObserverInterface
+{
+    /**
+     * @var Builder
+     */
+    private $sequenceBuilder;
+
+    /**
+     * @param Builder $sequenceBuilder
+     */
+    public function __construct(
+        Builder $sequenceBuilder
+    ) {
+        $this->sequenceBuilder = $sequenceBuilder;
+    }
+
+    /**
+     * @param EventObserver $observer
+     * @return $this
+     * @throws \Magento\Framework\Exception\LocalizedException
+     */
+    public function execute(EventObserver $observer)
+    {
+        $storeId = $observer->getData('store')->getId();
+        $this->sequenceBuilder->deleteByStoreId($storeId);
+
+        return $this;
+    }
+}

app/code/Magento/SalesSequence/etc/events.xml

@@ -0,0 +1,12 @@
+<?xml version="1.0"?>
+<!--
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+-->
+<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:Event/etc/events.xsd">
+    <event name="store_delete">
+        <observer name="magento_sequence" instance="Magento\SalesSequence\Observer\SequenceRemovalObserver" />
+    </event>
+</config>