Add guest email address to card payments when only that email address is

available

Helper/Requests.php

@@ -67,12 +67,15 @@ class Requests extends AbstractHelper
     }
 
     /**
-     * @param $request
+     * @param array $request
      * @param int $customerId
      * @param $billingAddress
-     * @return mixed
+     * @param $storeId
+     * @param null $payment
+     * @param null $payload
+     * @return array
      */
-    public function buildCustomerData($request = [], $customerId = 0, $billingAddress, $storeId, $payment = null)
+    public function buildCustomerData($request = [], $customerId = 0, $billingAddress, $storeId, $payment = null, $payload = null)
     {
         if ($customerId > 0) {
             $request['shopperReference'] = $customerId;
@@ -83,6 +86,17 @@ class Requests extends AbstractHelper
             $paymentMethod = $payment->getAdditionalInformation(AdyenHppDataAssignObserver::BRAND_CODE);
         }
 
+        // In case of virtual product and guest checkout there is a workaround to get the guest's email address
+        if (!empty($payload['additional_data']['guestEmail'])) {
+            if ($this->adyenHelper->isPaymentMethodOpenInvoiceMethod($paymentMethod) &&
+                !$this->adyenHelper->isPaymentMethodAfterpayTouchMethod($paymentMethod)
+            ) {
+                $request['paymentMethod']['personalDetails']['shopperEmail'] = $payload['additional_data']['guestEmail'];
+            } else {
+                $request['shopperEmail'] = $payload['additional_data']['guestEmail'];
+            }
+        }
+
         if (!empty($billingAddress)) {
             // Openinvoice (klarna and afterpay BUT not afterpay touch) methods requires different request format
             if ($this->adyenHelper->isPaymentMethodOpenInvoiceMethod($paymentMethod) &&

Model/AdyenPaymentProcess.php

@@ -131,7 +131,7 @@ class AdyenPaymentProcess implements AdyenPaymentProcessInterface
         // Customer data builder
         $customerId = $quote->getCustomerId();
         $billingAddress = $quote->getBillingAddress();
-        $request = $this->adyenRequestHelper->buildCustomerData($request, $customerId, $billingAddress, $storeId);
+        $request = $this->adyenRequestHelper->buildCustomerData($request, $customerId, $billingAddress, $storeId, null, $payload);
 
         // Customer Ip data builder
         $shopperIp = $quote->getXForwardedFor();

view/frontend/web/js/view/payment/method-renderer/adyen-cc-method.js

@@ -280,6 +280,7 @@ define(
                 var data = {
                     'method': this.item.method,
                     additional_data: {
+                        'guestEmail': quote.guestEmail,
                         'cc_type': this.creditCardType(),
                         'number': this.creditCardNumber(),
                         'cvc': this.securityCode(),