App\Libraries\Utils::setupWePay PHP Method

    public static function setupWePay($accountGateway = null)
    {
        if (WePay::getEnvironment() == 'none') {
            if (WEPAY_ENVIRONMENT == WEPAY_STAGE) {
                WePay::useStaging(WEPAY_CLIENT_ID, WEPAY_CLIENT_SECRET);
            } else {
                WePay::useProduction(WEPAY_CLIENT_ID, WEPAY_CLIENT_SECRET);
            }
        }
        if ($accountGateway) {
            return new WePay($accountGateway->getConfig()->accessToken);
        } else {
            return new WePay(null);
        }
    }