<?php

/**
 * Chill is a software for social workers
 *
 * For the full copyright and license information, please view
 * the LICENSE file that was distributed with this source code.
 */

declare(strict_types=1);

namespace Chill\Migrations\Main;

use Doctrine\DBAL\Schema\Schema;
use Doctrine\Migrations\AbstractMigration;

/**
 * Fix error with recursive trigger on update.
 */
final class Version20180911093642 extends AbstractMigration
{
    public function down(Schema $schema): void
    {
        $this->addSql('DROP TRIGGER canonicalize_user_on_update ON users');

        $this->addSql(
            <<<'SQL'
                            CREATE TRIGGER canonicalize_user_on_update
                              AFTER UPDATE
                              ON users
                              FOR EACH ROW
                              EXECUTE PROCEDURE canonicalize_user_on_update();
                SQL
        );
    }

    public function up(Schema $schema): void
    {
        $this->addSql('DROP TRIGGER canonicalize_user_on_update ON users');

        $this->addSql(
            <<<'SQL'
                            CREATE TRIGGER canonicalize_user_on_update
                              AFTER UPDATE
                              ON users
                              FOR EACH ROW
                              WHEN (pg_trigger_depth() = 0)
                              EXECUTE PROCEDURE canonicalize_user_on_update();
                SQL
        );
    }
}