From e78b9ec4bb8ca0018bc4dbd68a71b3b0911c12e8 Mon Sep 17 00:00:00 2001
From: hossam-adyen <132500300+hossam-adyen@users.noreply.github.com>
Date: Thu, 25 Jan 2024 10:01:52 +0100
Subject: [PATCH] ShopperReference should be string to be aligned with checkout
 API (#2453)

* ShopperReference should be string to be aligned with checkout API
---
 Helper/PaymentMethods.php | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/Helper/PaymentMethods.php b/Helper/PaymentMethods.php
index 4f4213602..a55fa2a6c 100644
--- a/Helper/PaymentMethods.php
+++ b/Helper/PaymentMethods.php
@@ -266,9 +266,10 @@ protected function setQuote(\Magento\Quote\Model\Quote $quote): void
         $this->quote = $quote;
     }
 
-    protected function getCurrentShopperReference(): ?int
+    protected function getCurrentShopperReference(): ?string
     {
-        return $this->getQuote()->getCustomerId();
+        $customerId = $this->getQuote()->getCustomerId();
+        return $customerId ? (string)$customerId : null;
     }
 
     protected function getPaymentMethodsRequest(