add fiter shortcode telsender wc

functions.php

<?php
/* Telsender add action*/

function meta_wc_function ($list, $order_id){
    
    $order =  wc_get_order( $order_id);
    $items =  $order->get_items();
    $product_f = '';
    
    foreach ( $items as $item) {
        
        $product_item = $item->get_product();
        if ($product_item) {
            $meta_data = '';  
            foreach($item->get_meta_data() as $k=>$value){
                $meta_data .= $value->key .': '.$value->value.' ' ;
            }   
            
            $option =  $product_item->get_data();
            $sku = $product_item->get_sku();                 
            $product_f .= $item['name'].' x'.$item['quantity'].' '.$item['total'].$curents.' '.' ('.  $meta_data .')'.chr(10);
        }
        
    }
    
    
    $list['{product_f}'] = $product_f;
    return $list;
}
add_filter( 'tscf_filter_codetemplate','meta_wc_function', 20, 2 );