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<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
declare(strict_types=1);
namespace Magento\InventoryMultiDimensionalIndexerApi\Model;
use Magento\Framework\App\ResourceConnection;
use Magento\Framework\DB\Adapter\AdapterInterface;
/**
* @inheritdoc
*/
class IndexTableSwitcher implements IndexTableSwitcherInterface
{
/**
* TODO: move to separate configurable interface (https://github.com/magento-engcom/msi/issues/213)
* Suffix for replica index table
*
* @var string
*/
private $replicaTableSuffix = '_replica';
/**
* TODO: move to separate configurable interface (https://github.com/magento-engcom/msi/issues/213)
* Suffix for outdated index table
*
* @var string
*/
private $outdatedTableSuffix = '_outdated';
/**
* @var ResourceConnection
*/
private $resourceConnection;
/**
* @var IndexNameResolverInterface
*/
private $indexNameResolver;
/**
* @param ResourceConnection $resourceConnection
* @param IndexNameResolverInterface $indexNameResolver
*/
public function __construct(
ResourceConnection $resourceConnection,
IndexNameResolverInterface $indexNameResolver
) {
$this->resourceConnection = $resourceConnection;
$this->indexNameResolver = $indexNameResolver;
}
/**
* @inheritdoc
*/
public function switch(IndexName $indexName, string $connectionName): void
{
$connection = $this->resourceConnection->getConnection($connectionName);
$tableName = $this->indexNameResolver->resolveName($indexName);
$this->switchTable($connection, [$tableName]);
}
/**
* Switch index tables from replica to active
*
* @param AdapterInterface $connection
* @param array $tableNames
* @return void
*/
private function switchTable(AdapterInterface $connection, array $tableNames)
{
$toRename = [];
foreach ($tableNames as $tableName) {
$outdatedTableName = $tableName . $this->outdatedTableSuffix;
$replicaTableName = $tableName . $this->replicaTableSuffix;
$renameBatch = [
[
'oldName' => $tableName,
'newName' => $outdatedTableName,
],
[
'oldName' => $replicaTableName,
'newName' => $tableName,
],
[
'oldName' => $outdatedTableName,
'newName' => $replicaTableName,
]
];
$toRename = array_merge($toRename, $renameBatch);
}
if (!empty($toRename)) {
$connection->renameTablesBatch($toRename);
}
}
}