@Override
    public boolean onQueryTextChange(String query) {
        final List<Product> filteredModelList = filter(productList, query);
        productAdapter.animateTo(filteredModelList);
        recyclerView.scrollToPosition(0);
        return true;
    }

    private List<Product> filter(List<Product> models, String query) {
        query = query.toLowerCase();

        final List<Product> filteredModelList = new ArrayList<>();
        for (Product model : models) {
            final String text = model.name.toLowerCase();
            if (text.contains(query)) {
                filteredModelList.add(model);
            }
        }
        return filteredModelList;
    }