function wc_reorder_terms( $the_term, $next_id, $taxonomy, $index = 0, $terms = null ) {
	if ( ! $terms ) {
		$terms = get_terms( $taxonomy, 'hide_empty=0&parent=0&menu_order=ASC' );
	}
	if ( empty( $terms ) ) {
		return $index;
	}

	$id = intval( $the_term->term_id );

	$term_in_level = false; // Flag: is our term to order in this level of terms.

	foreach ( $terms as $term ) {
		$term_id = intval( $term->term_id );

		if ( $term_id === $id ) { // Our term to order, we skip.
			$term_in_level = true;
			continue; // Our term to order, we skip.
		}
		// the nextid of our term to order, lets move our term here.
		if ( null !== $next_id && $term_id === $next_id ) {
			$index++;
			$index = wc_set_term_order( $id, $index, $taxonomy, true );
		}

		// Set order.
		$index++;
		$index = wc_set_term_order( $term_id, $index, $taxonomy );

		/**
		 * After a term has had it's order set.
		*/
		do_action( 'woocommerce_after_set_term_order', $term, $index, $taxonomy );

		// If that term has children we walk through them.
		$children = get_terms( $taxonomy, "parent={$term_id}&hide_empty=0&menu_order=ASC" );
		if ( ! empty( $children ) ) {
			$index = wc_reorder_terms( $the_term, $next_id, $taxonomy, $index, $children );
		}
	}

	// No nextid meaning our term is in last position.
	if ( $term_in_level && null === $next_id ) {
		$index = wc_set_term_order( $id, $index + 1, $taxonomy, true );
	}

	return $index;
}