Toplan\PhpSms\Sms::configuration PHP Method

    protected static function configuration()
    {
        $config = [];
        if (!count(self::scheme())) {
            self::initScheme($config);
        }
        $diff = array_diff_key(self::scheme(), self::$agentsConfig);
        self::initAgentsConfig(array_keys($diff), $config);
        self::validateConfig();
    }