<?php

declare(strict_types=1);

namespace DoctrineMigrations;

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

/**
 * Auto-generated Migration: Please modify to your needs!
 */
final class Version20260906131635 extends AbstractMigration
{
    public function getDescription(): string
    {
        return 'Add self-referencing father_id / mother_id to npc';
    }

    public function up(Schema $schema): void
    {
        $this->addSql('ALTER TABLE npc ADD father_id INT DEFAULT NULL, ADD mother_id INT DEFAULT NULL');
        $this->addSql('ALTER TABLE npc ADD CONSTRAINT FK_468C762C2055B9A2 FOREIGN KEY (father_id) REFERENCES npc (id) ON DELETE SET NULL');
        $this->addSql('ALTER TABLE npc ADD CONSTRAINT FK_468C762CB78A354D FOREIGN KEY (mother_id) REFERENCES npc (id) ON DELETE SET NULL');
        $this->addSql('CREATE INDEX IDX_468C762C2055B9A2 ON npc (father_id)');
        $this->addSql('CREATE INDEX IDX_468C762CB78A354D ON npc (mother_id)');
    }

    public function down(Schema $schema): void
    {
        $this->addSql('ALTER TABLE npc DROP FOREIGN KEY FK_468C762C2055B9A2');
        $this->addSql('ALTER TABLE npc DROP FOREIGN KEY FK_468C762CB78A354D');
        $this->addSql('DROP INDEX IDX_468C762C2055B9A2 ON npc');
        $this->addSql('DROP INDEX IDX_468C762CB78A354D ON npc');
        $this->addSql('ALTER TABLE npc DROP father_id, DROP mother_id');
    }
}