[PW-1737] Add idempotency key (#531)

* [PW-1737] Add idempotency key

* Add constraint to only work with php library version 4.1 and higher (4.1 we will release today)

Gateway/Http/Client/TransactionAuthorization.php

@@ -69,12 +69,14 @@ class TransactionAuthorization implements ClientInterface
     public function placeRequest(\Magento\Payment\Gateway\Http\TransferInterface $transferObject)
     {
         $request = $transferObject->getBody();
+
+        $requestOptions['idempotencyKey'] = $request['reference'];
         
         // call lib
         $service = new \Adyen\Service\Payment($this->_client);
 
         try {
-            $response = $service->authorise($request);
+            $response = $service->authorise($request, $requestOptions);
         } catch (\Adyen\AdyenException $e) {
             $response['error'] =  $e->getMessage();
         }

Gateway/Http/Client/TransactionPayment.php

@@ -65,9 +65,10 @@ class TransactionPayment implements ClientInterface
         $client = $this->adyenHelper->initializeAdyenClient();
 
         $service = new \Adyen\Service\Checkout($client);
+        $requestOptions['idempotencyKey'] = $request['reference'];
 
         try {
-            $response = $service->payments($request);
+            $response = $service->payments($request, $requestOptions);
         } catch (\Adyen\AdyenException $e) {
             $response['error'] = $e->getMessage();
         }

Model/AdyenThreeDS2Process.php

@@ -97,6 +97,8 @@ class AdyenThreeDS2Process implements AdyenThreeDS2ProcessInterface
         try {
             $client = $this->adyenHelper->initializeAdyenClient($quote->getStoreId());
             $service = $this->adyenHelper->createAdyenCheckoutService($client);
+            $requestOptions['idempotencyKey'] = $quote->reserveOrderId()->getReservedOrderId();
+
             $result = $service->paymentsDetails($request);
         } catch (\Adyen\AdyenException $e) {
             throw new \Magento\Framework\Exception\LocalizedException(__('3D secure 2.0 failed'));

Model/Api/PaymentRequest.php

@@ -118,7 +118,8 @@ class PaymentRequest extends DataObject
         try {
             $client = $this->_adyenHelper->initializeAdyenClient($storeId);
             $service = $this->_adyenHelper->createAdyenCheckoutService($client);
-            $result = $service->paymentsDetails($request);
+            $requestOptions['idempotencyKey'] = $order->getIncrementId();
+            $result = $service->paymentsDetails($request, $requestOptions);
         } catch (\Adyen\AdyenException $e) {
             throw new \Magento\Framework\Exception\LocalizedException(__('3D secure failed'));
         }

composer.json

@@ -14,7 +14,7 @@
     }
   ],
   "require": {
-    "adyen/php-api-library": "~2.1",
+    "adyen/php-api-library": "~4.1",
     "magento/framework": ">=101.0.8 <102 || >=102.0.1",
     "magento/module-vault": "101.*"
   },