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**
 * @param int $orderId
 * @param $arOrder
 * @param $arParams
 */
function AddGoogleAnalyticsEcommerceCode($orderId, $arOrder, $arParams)
{

    global $APPLICATION;

    if (isset($_SESSION['GA_ORDER_ID']) && $_SESSION['GA_ORDER_ID'] == $orderId) {
        return;
    }

    if (!($order = CSaleOrder::GetByID($orderId))) {
        return;
    }

    $output = array();

    $site = CSite::GetByID($order['LID'])->Fetch();

    $output[] = "ga('require', 'ecommerce', 'ecommerce.js');";

    $output[] = sprintf("ga('ecommerce:addTransaction', %s);",
        CUtil::PhpToJSObject(
            array(
                'id' => (int)$orderId,
                'affiliation' => (string)$site['NAME'],
                'revenue' => (float)$order['PRICE'],
                'shipping' => (float)$order['PRICE_DELIVERY'],
                'tax' => '',
            ),
            false,
            true,
            true
        )

    );


    $basketIterator = CSaleBasket::GetList(
        array(
            'NAME' => 'ASC',
        ),
        array(
            'ORDER_ID' => $orderId,
        ),
        false,
        false,
        array(
            'PRODUCT_ID',
            'NAME',
            'PRICE',
            'QUANTITY',
        )
    );

    $basketItems = array();

    $productsIds = array();

    $productsData = array();

    while ($basketItem = $basketIterator->fetch()) {
        $basketItems[] = $basketItem;

        $productsIds[] = $basketItem['PRODUCT_ID'];
    }

    unset($basketItem);

    $resProducts = CIBlockElement::GetList(
        array(),
        array(
            'ID' => array_unique($productsIds)
        ),
        false,
        false,
        array(
            'ID',
            'IBLOCK_ID',
            'IBLOCK_SECTION_ID',
        )
    );
    while ($arProduct = $resProducts->Fetch()) {

        $arProduct['SECTION_NAME'] = '';

        if (intval($arProduct['IBLOCK_SECTION_ID']) > 0) {

            $sectionIterator = \CIBlockSection::GetList(
                array(),
                array(
                    'ID' => $arProduct['IBLOCK_SECTION_ID'],
                ),
                false,
                array(
                    'NAME',
                )
            );

            if ($arSection = $sectionIterator->Fetch()) {
                $arProduct['SECTION_NAME'] = $arSection['NAME'];
            }

        }

        $productsData[$arProduct['ID']] = $arProduct;
    }
    $outputYandex[] = "window.dataLayer = window.dataLayer || [];";
    $outputYandex[] = "window.dataProxy = window.dataProxy || [];";
    $outputYandex[] = 'dataProxy[10]={
        "ecommerce": {
            "purchase": {
                "actionField": {
                    "id" : ' . (int)$orderId . ',
                    "goal_id" : "27833884"
                },
                "products": [

                ]
            }
        }
    };';
    foreach ($basketItems as $basketItem) {

        $output[] = sprintf(
            "ga('ecommerce:addItem', %s);",
            CUtil::PhpToJSObject(
                array(
                    'id' => (int)$orderId,
                    'name' => (string)$basketItem['NAME'],
                    'sku' => (string)$basketItem['PRODUCT_ID'],
                    'category' => (string)(isset($productsData[$basketItem['PRODUCT_ID']])
                        ? $productsData[$basketItem['PRODUCT_ID']]['SECTION_NAME']
                        : ''),
                    'price' => (float)$basketItem['PRICE'],
                    'quantity' => (int)$basketItem['QUANTITY'],
                ),
                false,
                true,
                true
            )
        );

        $outputYandex[] = sprintf(
            'dataProxy[10].ecommerce.purchase.products.push(%s);',
            CUtil::PhpToJSObject(
                array(
                    'id' => (string)$basketItem['PRODUCT_ID'],
                    'name' => (string)$basketItem['NAME'],
                    'category' => (string)(isset($productsData[$basketItem['PRODUCT_ID']])
                        ? $productsData[$basketItem['PRODUCT_ID']]['SECTION_NAME']
                        : ''),
                    'price' => (float)$basketItem['PRICE'],
                    'quantity' => (int)$basketItem['QUANTITY'],
                ),
                false,
                true,
                true
            )
        );
    }

         $output[] = "ga('ecommerce:send');";
         $outputYandex[] = 'dataLayer.push(dataProxy[10]);';

    echo sprintf('<script>%s</script>', implode("\n", $output));
    echo sprintf('<script>%s</script>', implode("\n", $outputYandex));


    $_SESSION['GA_ORDER_ID'] = $orderId;

}