fix(core): filter count + nullable category label

packages/core/src/components/Table/Filters.tsx

@@ -105,11 +105,11 @@ export const Filters = (props: Props) => {
                     [filter.element.label]: el
                       .filter(
                         (checkboxFilter: any) =>
-                          checkboxFilter.category ||
+                          checkboxFilter.category !== null ||
                           checkboxFilter.selectedChilds.length,
                       )
                       .map((checkboxFilter: any) =>
-                        checkboxFilter.category
+                        checkboxFilter.category !== null
                           ? [
                               ...checkboxFilter.selectedChilds,
                               checkboxFilter.category,

packages/core/src/components/Table/Table.tsx

@@ -230,10 +230,10 @@ export function Table<T extends object = {}>({
           }),
       );
       setTableData(newData);
-      setSelectedFiltersLength(selectedFiltersArray.flat().length);
     } else {
       setTableData(props.data as any[]);
     }
+    setSelectedFiltersLength(selectedFiltersArray.flat().length);
   };
 
   const constructFilters = (filterConfig: TableFilter[], dataValue: any[]) => {