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Editing: Version20000Date20201109081918.php

<?php

declare(strict_types=1);

/**
 * SPDX-FileCopyrightText: 2020 Nextcloud GmbH and Nextcloud contributors
 * SPDX-License-Identifier: AGPL-3.0-or-later
 */
namespace OC\Core\Migrations;

use Closure;
use OCP\DB\ISchemaWrapper;
use OCP\DB\Types;
use OCP\IDBConnection;
use OCP\Migration\IOutput;
use OCP\Migration\SimpleMigrationStep;

class Version20000Date20201109081918 extends SimpleMigrationStep {
	public function __construct(
		protected IDBConnection $connection,
	) {
	}

/**
	 * @param IOutput $output
	 * @param Closure $schemaClosure The `\Closure` returns a `ISchemaWrapper`
	 * @param array $options
	 * @return null|ISchemaWrapper
	 */
	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ?ISchemaWrapper {
		/** @var ISchemaWrapper $schema */
		$schema = $schemaClosure();

if (!$schema->hasTable('storages_credentials')) {
			$table = $schema->createTable('storages_credentials');
			$table->addColumn('id', Types::BIGINT, [
				'autoincrement' => true,
				'notnull' => true,
				'length' => 64,
			]);
			$table->addColumn('user', Types::STRING, [
				'notnull' => false,
				'length' => 64,
			]);
			$table->addColumn('identifier', Types::STRING, [
				'notnull' => true,
				'length' => 64,
			]);
			$table->addColumn('credentials', Types::TEXT, [
				'notnull' => false,
			]);
			$table->setPrimaryKey(['id']);
			$table->addUniqueIndex(['user', 'identifier'], 'stocred_ui');
			$table->addIndex(['user'], 'stocred_user');
		}

return $schema;
	}

/**
	 * {@inheritDoc}
	 *
	 * @since 13.0.0
	 */
	public function postSchemaChange(IOutput $output, \Closure $schemaClosure, array $options): void {
		if (!$this->connection->tableExists('credentials')) {
			return;
		}

$query = $this->connection->getQueryBuilder();
		$query->select('*')
			->from('credentials');

$insert = $this->connection->getQueryBuilder();
		$insert->insert('storages_credentials')
			->setValue('user', $insert->createParameter('user'))
			->setValue('identifier', $insert->createParameter('identifier'))
			->setValue('credentials', $insert->createParameter('credentials'));

$result = $query->executeQuery();
		while ($row = $result->fetchAssociative()) {
			$insert->setParameter('user', (string)$row['user'])
				->setParameter('identifier', (string)$row['identifier'])
				->setParameter('credentials', (string)$row['credentials']);
			$insert->executeStatement();
		}
		$result->closeCursor();
	}
}

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