Add postcode reset to checkout.

prijs-per-postcode.php

@@ -26,7 +26,8 @@ class PrijsPerPostcode
     public function init()
     {
         $uri = $_SERVER["REQUEST_URI"];
-        if_needed_place_postcode_form($uri);
+        add_filter("woocommerce_sale_flash", "__return_null");
+        init_postcode_handlers($uri);
 
         //add_action("template_redirect", [$this, "redirect_if_missing_tag"]);
         add_action(
@@ -56,67 +57,6 @@ class PrijsPerPostcode
             $this,
             "controleer_postcode_op_woocommerce_paginas",
         ]);
-        add_action("wp_footer", [$this, "set_checkout_fields_with_javascript"]);
-    }
-
-    public function set_checkout_fields_with_javascript()
-    {
-        if (
-            !is_checkout() ||
-            (is_wc_endpoint_url() && !is_wc_endpoint_url("order-received"))
-        ) {
-            return;
-        }
-
-        $woonplaats = $_SESSION["woonplaats"];
-        $postcode = $formatted_postcode = preg_replace(
-            "/(\d+)([A-Z]+)/",
-            '$1 $2',
-            strtoupper($_SESSION["postcode"]),
-        );
-        $address =
-            $_SESSION["straatnaam"] . " " . strtoupper($_SESSION["huisnummer"]);
-        // Output the JavaScript
-        ?>
-        <script type="text/javascript" id="fill_address_fields">
-
-
-        jQuery(document).ready(function($) {
-            fillCheckoutFields();
-            $(document.body).on('updated_checkout', fillCheckoutFields);
-        });
-
-        function fillCheckoutFields() {
-          if (typeof wp !== 'undefined' && wp.data && wp.data.dispatch) {
-            const store = 'wc/store/cart';
-
-            wp.data.dispatch(store).setShippingAddress({
-                first_name: '',
-                last_name: '',
-                address_1: '<?php echo esc_js($address); ?>',
-                address_2: '',
-                city: '<?php echo esc_js($woonplaats); ?>',
-                state: '',
-                postcode: '<?php echo esc_js($postcode); ?>',
-                country: 'NL',
-                phone: '',
-                email: ''
-            });
-
-            setTimeout(() => {
-                $('#shipping-postcode, #shipping-city, #shipping-address_1')
-                    .prop('readonly', true)
-                    .css('background', '#f9f9f9');
-            }, 500);
-
-            jQuery(document.body).trigger('update_checkout');
-        } else {
-             console.error('WooCommerce Blocks API is niet beschikbaar');
-        }
-
-     }
-     </script>
-     <?php
     }
 
     public function add_local_price_field($loop, $variation_data, $variation)