<?php
declare(strict_types=1);

use Migrations\AbstractMigration;
use Phinx\Db\Adapter\MysqlAdapter;

final class GroupAdminRole extends AbstractMigration
{
    public $autoId = false; // turn off automatic `id` column create. We want it to be `int(10) unsigned`

    /**
     * Change Method.
     *
     * Write your reversible migrations using this method.
     *
     * More information on writing migrations is available here:
     * https://book.cakephp.org/phinx/0/en/migrations.html#the-change-method
     *
     * Remember to call "create()" or "update()" and NOT "save()" when working
     * with the Table class.
     */
    public function change(): void
    {
        $exists = $this->table('roles')->hasColumn('perm_group_admin');
        if (!$exists) {
            $this->table('roles')
                ->addColumn('perm_group_admin', 'boolean', [
                    'default' => 0,
                    'null' => false,
                ])
                ->addIndex('perm_group_admin')
                ->update();
        }
    }
}