WooCommerce: Change the "no shipping method available" message to minimise customer confusion.

wc-no-shipping-method-msg.php

<?php
/*
Plugin Name: WooCommerce - No shipping method message
Plugin URI: http://www.damiencarbery.com/2017/10/change-no-shipping-methods-available-message/
Description: Change the "no shipping method available" message to minimise customer confusion.
Author: Damien Carbery
Version: 0.1
*/


add_filter( 'woocommerce_cart_no_shipping_available_html', 'nszm_no_shipping_available_html' );
add_filter( 'woocommerce_no_shipping_available_html', 'nszm_no_shipping_available_html' );

function nszm_no_shipping_available_html( $message ) {
	$country = WC()->customer->get_shipping_country();
	if ( !empty( $country ) ) {
		$all_countries  = WC()->countries->get_countries(); 
		return sprintf( "Oops - we don't ship to %s.", $all_countries[ $country ] );
	}
	return "Oops - we don't want your business.";
}