get product wise comments woocommerce

function display_product_review($product_id) {

    $product = wc_get_product( $product_id );
    $comments = get_approved_comments( $product->id );

    $product_link = '/product/' . $product->post->post_name . "/#tab-reviews/";

    if ( !empty ($comments) ) {
        echo $comments[0]->comment_content . '<br><a href="'. $product_link . '">Read more reviews...</a>';
    } else {
        echo "There are no reviews for this product yet. Would you like to <a href='" . $product_link ."'>add your own review</a>?";       
    }
}

add_action('get_latest_review','display_product_review');