code: function handleItemClick(e) {
      let itemEl = e.target;
      const parentEl = itemEl.closest('.menu__item, .fake-menu__item');
  
      if (parentEl) { // nested click inside menu_item
          itemEl = parentEl;
      }
  
      this.setCheckedItem(getItemElementIndex(itemEl), true);
  }
docs: Handle normal mouse click for item
  @param {MouseEvent} e