static public function generatePromocodes($data)
    {
        $pool = array();


        for ($i = 0; $i < $data["amount"]; $i++) {

            $promocode = Lib_Utils::generatePassword(7, false, "ld");

            $updateArr = array(
                "region" => $data["region"],
                "company" => $data["company"],
                "promocode" => $promocode,
                "quality" => $data["quality"],
                "time_generated" => time(),
                "user_id" => $data["user"],
                "status" => 0,

            );

            $query = Lib_MysqlManage::insertRequestFromArray($updateArr, "promocodes");

            $result = Lib_MysqlManage::makeQuery($query);

            if ($result != "1") {
                $i--;
            } else {
                array_push($pool, $promocode);
            }


        }

        return implode("\r\n", $pool);
    }