woo product page template

woo_product_page_template.php

<?php
add_filter('template_include', 'portfolio_page_template', 99);

function portfolio_page_template($template) {
    global $post;
    if (!is_archive() && $post->post_type == 'product') {
        $tpl = get_field('template_name', $post->ID);
        if ($tpl) {
            $new_template = locate_template(array($tpl));
            return $new_template;
        }
    }
    return $template;
}