Woocommerce | Send email when product review is approved.

gistfile1.txt

add_action('comment_unapproved_to_approved', 'comment_approved');


function comment_approved($comment) {
  $comment_product_id = $comment ->comment_post_ID;
if ( get_post_type($comment_product_id) == 'product' ) {
    //if is true




    if(is_email($comment->comment_author_email) ) {

	wp_mail( '$email', 'Here is code: review25 ' . $post->post_title, $comment );


    }
}


}