<?php

declare(strict_types=1);

/**
 * @copyright Copyright (c) 2022 Your name <your@email.com>
 * @author Your name <your@email.com>
 * @license GNU AGPL version 3 or any later version
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */

namespace OCA\Memories\Migration;

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

/**
 * Auto-generated migration step: Please modify to your needs!
 */
class Version400308Date20221026151748 extends SimpleMigrationStep
{
    /**
     * @param Closure $schemaClosure The `\Closure` returns a `ISchemaWrapper`
     */
    public function preSchemaChange(IOutput $output, Closure $schemaClosure, array $options): void
    {
    }

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

        // Speed up CTE lookup for subdirectories
        $fileCacheTable = $schema->getTable('filecache');
        $fileCacheTable->addIndex(['parent', 'mimetype'], 'memories_parent_mimetype');

        // Add other indices
        return \OCA\Memories\Db\AddMissingIndices::run($schema, null);
    }

    /**
     * @param Closure $schemaClosure The `\Closure` returns a `ISchemaWrapper`
     */
    public function postSchemaChange(IOutput $output, Closure $schemaClosure, array $options): void
    {
    }
}