ImBox Chat tracking on Thank you page

wc-tracking-imbox-thank-you-page

<?php
// ImBox Thank you page - Sales Confirmation page
add_action( 'woocommerce_thankyou', 'imbox_tracking_cart', 80 );
function imbox_tracking_cart( $order_id ) {
   	$order = new WC_Order( $order_id );	  
	$order_nr = $order->get_order_number();	
	$order_email = get_user_meta( $order->user_id, 'billing_email', true );	
	$order_quantity = $order->get_item_count();
	
	$order_total_shipping = $order->get_total_shipping();
	$order_total_ex_vat = $order->get_total() - $order->get_total_tax();
	$order_total = $order_total_ex_vat - $order_total_shipping;
	$order_total_inc_vat = $order->get_total() - $order_total_shipping;
 ?>
    
    	<?php
	$line_items = $order->get_items();
	$product_list = '';
	// This loops over line items
	foreach ( $line_items as $item ) {			
		$product_name = $item["name"];		
	}
	$product_list = implode( ',', $product_name );
	?>
	
	<!-- ImBox tracking conversation script -->
    	<script type="text/javascript">
	var deviceType = /iPad/.test(navigator.userAgent) ? "t" : /Mobile|iP(hone|od)|Android|BlackBerry|IEMobile|Silk/.test(navigator.userAgent) ? "m" : "d";
	var _imbox = _imbox || [];
	_imbox.push(['insertTrans', '<?php echo $order_nr; ?>', '', '<?php echo $order_total_inc_vat; ?>', '<?php echo $product_list; ?>',
	'<?php echo $order->get_total_tax(); ?>', '<?php echo $order_total_shipping; ?>', 'deviceType']);
	</script>		
    
<?php
}
?>