PT-1573 added a service that allows buyer_fee_cents to be overwritten

Bootstrap.php

@@ -7,8 +7,11 @@
 use JTL\Events\Dispatcher;
 use JTL\Link\LinkInterface;
 use JTL\Plugin\Bootstrapper;
+use JTL\Shop;
 use JTL\Smarty\JTLSmarty;
 use Plugin\MonduPayment\Src\Services\InstallService;
+use Plugin\MonduPayment\Src\Services\OrderServices\AbstractOrderAdditionalCostsService;
+use Plugin\MonduPayment\Src\Services\OrderServices\OrderAdditionalCostsService;
 use Plugin\MonduPayment\Src\Services\RoutesService;
 
 /**
@@ -23,6 +26,8 @@ class Bootstrap extends Bootstrapper
     public function boot(Dispatcher $dispatcher)
     {
         parent::boot($dispatcher);
+
+        $this->registerServices();
     }
 
     /**
@@ -77,4 +82,16 @@ public function prepareFrontend(LinkInterface $link, JTLSmarty $smarty): bool
 
         return true;
     }
+
+    protected function registerServices(): void
+    {
+        $container = Shop::Container();
+        try {
+            $container->setSingleton(AbstractOrderAdditionalCostsService::class, function () {
+                return new OrderAdditionalCostsService();
+            });
+        } catch (\Exception $e) {
+            // Silence
+        }
+    }
 }

Src/Services/OrderService.php

@@ -3,21 +3,35 @@
 namespace Plugin\MonduPayment\Src\Services;
 
 use Plugin\MonduPayment\Src\Helpers\BasketHelper;
+use Plugin\MonduPayment\Src\Services\OrderServices\AbstractOrderAdditionalCostsService;
 use Plugin\MonduPayment\Src\Support\HttpClients\MonduClient;
 use JTL\Shop;
 use JTL\Session\Frontend;
 use JTL\DB\ReturnType;
 use Plugin\MonduPayment\Src\Helpers\OrderHashHelper;
+use Psr\Container\ContainerExceptionInterface;
+use Psr\Container\NotFoundExceptionInterface;
 
 class OrderService
 {
     private MonduClient $monduClient;
     private ConfigService $configService;
-
+
+    private ?AbstractOrderAdditionalCostsService $orderAdditionalCostsService;
+
     public function __construct()
     {
         $this->monduClient = new MonduClient();
         $this->configService = new ConfigService();
+
+        try {
+            /**
+             * @var $orderAdditionalCostsService AbstractOrderAdditionalCostsService
+             */
+            $this->orderAdditionalCostsService = Shop::Container()->get(AbstractOrderAdditionalCostsService::class);
+        } catch (NotFoundExceptionInterface | ContainerExceptionInterface $e) {
+            $this->orderAdditionalCostsService = null;
+        }
     }
 
     public function token($paymentMethod)
@@ -105,7 +119,7 @@ public function getOrderData($paymentMethod)
             ],
             'lines' => [
                 [
-                    'buyer_fee_cents' => round($basket->surcharge[0] * 100),
+                    'buyer_fee_cents' => (int) $this->orderAdditionalCostsService?->getAdditionalCostsCentsFromOrder($basket),
                     'discount_cents' => round($basket->discount[0] * 100),
                     'shipping_price_cents' => round($basket->shipping[0] * 100),
                     'tax_cents' => round(($basket->total[1] - $basket->total[0]) * 100),

Src/Services/OrderServices/AbstractOrderAdditionalCostsService.php

@@ -0,0 +1,14 @@
+<?php
+
+namespace Plugin\MonduPayment\Src\Services\OrderServices;
+
+abstract class AbstractOrderAdditionalCostsService
+{
+    /**
+     * Additional costs associated with order in cents from basket (in admin panel)
+     *
+     * @param mixed $basket
+     * @return int
+     */
+    abstract public function getAdditionalCostsCentsFromOrder(mixed $basket): int;
+}

Src/Services/OrderServices/OrderAdditionalCostsService.php

@@ -0,0 +1,14 @@
+<?php
+
+namespace Plugin\MonduPayment\Src\Services\OrderServices;
+
+class OrderAdditionalCostsService extends AbstractOrderAdditionalCostsService {
+
+    /**
+     * @inheritDoc
+     */
+    public function getAdditionalCostsCentsFromOrder(mixed $basket): int
+    {
+        return round($basket->surcharge[0] * 100);
+    }
+}

info.xml

@@ -7,7 +7,7 @@
     <PluginID>MonduPayment</PluginID>
     <XMLVersion>100</XMLVersion>
     <ShopVersion>5.0.0</ShopVersion>
-    <Version>3.0.4</Version>
+    <Version>3.0.5</Version>
     <CreateDate>2022-06-07</CreateDate>
     <Install>
         <Hooks>