Уникальная СЕО информация для каждого торгового предложения в каталоге 1С-Битрикс

$isOfferUrl = explode('/', $APPLICATION->GetCurDir());
if (empty($isOfferUrl['4'])) {
    $SEF_URL_TEMPLATES = [
                    "sections" => "",
                    "section" => "#SECTION_CODE#/",
                    "element" => "#SECTION_CODE#/#ELEMENT_CODE#/",
                    "compare" => "compare/",
                    "smart_filter" => "#SECTION_CODE#/filter/#SMART_FILTER_PATH#/apply/",
   ];
}
 if (!empty($isOfferUrl['4'])) {
     $SEF_URL_TEMPLATES = [
                    "sections" => "",
                    "section" => "#SECTION_CODE#/",
                    "element" => "#SECTION_CODE#/#ELEMENT_CODE#/" . $isOfferUrl['4'] . '/',
                    "compare" => "compare/",
                    "smart_filter" => "#SECTION_CODE#/filter/#SMART_FILTER_PATH#/apply/",
    ];
}
$APPLICATION->IncludeComponent(
                "bitrix:catalog",
                "",
                [
                    ... ПРОЧИЕ ПАРАМЕТРЫ bitrix:catalog
                    "SEF_URL_TEMPLATES" => $SEF_URL_TEMPLATES,
                   
                ],
                false
            );

if (isset($templateData['JS_OBJ'])) {

    $isOfferUrl = explode('/', $APPLICATION->GetCurDir());
    if (!empty($isOfferUrl['4'])) {
        $TARGET_OFFER = $isOfferUrl['4'];
    }
    if (!empty($TARGET_OFFER)) {
        $offerNum = array_search($TARGET_OFFER, $templateData['OFFER_IDS']);

        $dbOfferData = CIBlockElement::GetList(
            false,
            array(
                   '=ID' => $TARGET_OFFER
            ),
            false,
            array(
                  'nTopCount' => 1
            ),
            array(
                'NAME',
                'IBLOCK_ID',
                'CANONICAL_PAGE_URL'
            )
        )->GetNext();

       $dbOfferSeoProps = new \Bitrix\Iblock\InheritedProperty\ElementValues(
            $dbOfferData['IBLOCK_ID'], // ID инфоблока с ТП
            $TARGET_OFFER // ID элемента
        );
        $arOfferSeoProps = $dbOfferSeoProps->getValues();
        $APPLICATION->SetTitle($dbOfferData['NAME']);
        $APPLICATION->SetPageProperty("title", $arOfferSeoProps['ELEMENT_META_TITLE']);
        $APPLICATION->SetPageProperty("keywords", $arOfferSeoProps['ELEMENT_META_KEYWORDS']);
        $APPLICATION->SetPageProperty("description", $arOfferSeoProps['ELEMENT_META_DESCRIPTION']);
        $APPLICATION->SetPageProperty("canonical", $dbOfferData['CANONICAL_PAGE_URL']);

        if ($offerNum !== false) {
            ?>
            <script>
                BX.ready(function () {
                    if (!!window.<?= $templateData['JS_OBJ'] ?>) {
                        window.<?= $templateData['JS_OBJ'] ?>.setOffer(<?echo $offerNum ?>);
                    }
                });
            </script>
            <?
        } else {
            // TODO переделать на SetHttpStatus
            LocalRedirect('/404.php');
        }
    }
}