factory.php

См. документацию.

<?php
 
namespace Bitrix\Seo\Checkout\Services;
 
use Bitrix\Main;
use Bitrix\Seo;

class Factory
{
    public static function createService(string $type)
    {
        $oauthService = null;
 
        if ($type === AccountYandex::TYPE_CODE)
        {
            $oauthService = new AccountYandex();
        }
 
        if ($type === AccountYookassa::TYPE_CODE)
        {
            $oauthService = new AccountYookassa();
        }
 
        if ($type === AccountTBankBusiness::TYPE_CODE)
        {
            $oauthService = new AccountTBankBusiness();
        }
 
        if ($oauthService)
        {
            $oauthService->setService(Seo\Checkout\Service::getInstance());
            return $oauthService;
        }
 
        throw new Main\SystemException("Service with type: \"{$type}\" not found");
    }
}