<?php

declare(strict_types=1);

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

final class CreateAdminRoleUsers extends AbstractMigration
{
    /**
     * 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 = $this->hasTable('admin_role_users');
        if (!$exists) {
            $table = $this->table('admin_role_users', ['comment' => '系统角色用户表']);
            $table->addColumn('role_id', 'integer', ['limit' => MysqlAdapter::INT_REGULAR, 'null' => false, 'default' => 0, 'comment' => '角色id'])
                ->addColumn('user_id', 'integer', ['limit' => MysqlAdapter::INT_REGULAR, 'null' => false, 'default' => 0, 'comment' => '用户id'])
                ->addIndex(['role_id', 'user_id'], ['name' => 'idx_role_id_user_id'])
                ->create();
        }
    }
}