Пользователь 134186

        function getAvailableElementsCount(array $arSections)
   {
      $res = \Bitrix\Iblock\SectionElementTable::getList(array(
         'select' => array('CNT', 'IBLOCK_SECTION_ID'),
         'filter' => array(
            'IBLOCK_SECTION_ID' => $arSections,
            'PRODUCT.AVAILABLE' => 'Y',
            'ELEMENT.ACTIVE' => 'Y'
         ),
         'runtime' => array(
            new \Bitrix\Main\Entity\ExpressionField('CNT', 'COUNT(*)'),
            'PRODUCT' => array(
               'data_type' => '\Bitrix\Catalog\ProductTable',
               'reference' => array(
                  '=this.IBLOCK_ELEMENT_ID' => 'ref.ID'
               ),
               'join_type' => 'left'
            ),
            'ELEMENT' => array(
               'data_type' => '\Bitrix\Iblock\ElementTable',
               'reference' => array(
                  '=this.IBLOCK_ELEMENT_ID' => 'ref.ID'
               ),
               'join_type' => 'left'
            )
         )
      ));
      return $res->fetchAll();
   }

function JCSmartFilter(ajaxURL, viewMode, params, callbacks)
{
   this.ajaxURL = ajaxURL;
   this.form = null;
   this.timer = null;
   this.cacheKey = '';
   this.cache = [];
   this.viewMode = viewMode;
   this.callbacks = {
      afterUpdateItem: null,
      afterUpdateAllItems: null
   };
   if (params && params.SEF_SET_FILTER_URL)
   {
      this.bindUrlToButton('set_filter', params.SEF_SET_FILTER_URL);
      this.sef = true;
   }
   if (params && params.SEF_DEL_FILTER_URL)
   {
      this.bindUrlToButton('del_filter', params.SEF_DEL_FILTER_URL);
   }
   if (callbacks)
   {
      if (callbacks.afterUpdateItem && typeof(callbacks.afterUpdateItem) == 'function')
      {
         this.callbacks.afterUpdateItem = callbacks.afterUpdateItem;
      }
      if (callbacks.afterUpdateAllItems && typeof(callbacks.afterUpdateAllItems) == 'function')
      {
         this.callbacks.afterUpdateAllItems = callbacks.afterUpdateAllItems;
      }
   }
}

if (this.callbacks.afterUpdateItem && typeof(this.callbacks.afterUpdateItem) == 'function')
   {
      this.callbacks.afterUpdateItem(this);
   }

for(var PID in result.ITEMS)
      {
         if (result.ITEMS.hasOwnProperty(PID))
         {
            this.updateItem(PID, result.ITEMS[PID]);
         }
      }

if (this.callbacks.afterUpdateAllItems && typeof(this.callbacks.afterUpdateAllItems) == 'function')
      {
         this.callbacks.afterUpdateAllItems(this, result);
      }

var smartFilter = new JCSmartFilter('<?echo CUtil::JSEscape($arResult["FORM_ACTION"])?>', '<?=CUtil::JSEscape($arParams["FILTER_VIEW_MODE"])?>', <?=CUtil::PhpToJSObject($arResult["JS_FILTER_PARAMS"])?>});

var smartFilter = new JCSmartFilter('<?echo CUtil::JSEscape($arResult["FORM_ACTION"])?>', '<?=CUtil::JSEscape($arParams["FILTER_VIEW_MODE"])?>', <?=CUtil::PhpToJSObject($arResult["JS_FILTER_PARAMS"])?>,{
         afterUpdateAllItems: function(filter, result){

            if (!!document.querySelectorAll('.bx_catalog_list_home')[0]) //вместо селектора .bx_catalog_list_home используйте свой, дабы избежать ошибки
            {
               var itemBlock = document.querySelectorAll('.bx_catalog_list_home')[0]; //также используйте свой селектор
               var itemBlockParent = itemBlock.parentNode,
                  compID;
               if (itemBlockParent.getAttribute('id').indexOf('comp_') > -1)
               {
                  compID = itemBlockParent.getAttribute('id').replace(/comp_/g, '');
                  BX.ajax.insertToNode(result.FILTER_AJAX_URL+'?bxajaxid='+compID, itemBlockParent.getAttribute('id'));
               }
            }
         },
   });