protected function getResultAdded()
    {
        $quantity = count($this->compare->getList());

        if ($quantity < $this->compare->getLimit()) {
            $quantity++;
        }

        $message = $this->translation->text('Product has been added to <a href="@url">comparison</a>', array(
            '@url' => $this->url->get('compare')));

        return array(
            'redirect' => '',
            'severity' => 'success',
            'quantity' => $quantity,
            'message' => $message
        );
    }