manjapro_v6/paymentlink/services/GatewayFactory.php

<?php

require_once 'gateways/Doku.php';
require_once 'gateways/Winpay.php';

class GatewayFactory
{
    public static function make($method, $pdo)
    {
        switch ($method) {

            case 'doku':
                return new Doku($pdo);

            case 'winpay':
                return new Winpay($pdo);

            // case 'flip':
            //     // return new Winpay($pdo);
            //     return new Doku($pdo);

            default:
                return null;
        }
    }
}