From 9d6e3e0d5bcae83619c8341269bc9d4517b01fff Mon Sep 17 00:00:00 2001
From: Mitchell Magro <mitchell222131@gmail.com>
Date: Wed, 14 Jan 2026 15:45:55 +0100
Subject: [PATCH] Trying to solve cust id issue

---
 src/config/cashierConfig.ts | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/src/config/cashierConfig.ts b/src/config/cashierConfig.ts
index 700b620..2a00367 100644
--- a/src/config/cashierConfig.ts
+++ b/src/config/cashierConfig.ts
@@ -17,8 +17,12 @@ if (typeof window !== 'undefined' && window.parent !== window) {
           if (key === 'customer' && typeof value === 'object' && value !== null) {
             // Handle customer object separately
             postMessageCustomer = value as Partial<ICustomer>;
+            // Trim customer.id if it exists
+            if (postMessageCustomer.id && typeof postMessageCustomer.id === 'string') {
+              postMessageCustomer.id = postMessageCustomer.id.trim();
+            }
           } else if (key !== 'type' && typeof value === 'string') {
-            postMessageParams[key] = value;
+            postMessageParams[key] = value.trim();
           } else if (typeof value === 'number' || typeof value === 'boolean') {
             postMessageParams[key] = String(value);
           }
@@ -127,7 +131,7 @@ export function getCashierConfig(): ICashierConfig {
     config.merchantId = merchantId;
   }
 
-  const userId = params.get('userId');
+  const userId = params.get('userId')?.trim();
   if (userId) {
     config.userId = userId;
   } else if (import.meta.env.DEV) {
@@ -151,7 +155,7 @@ export function getCashierConfig(): ICashierConfig {
   // Start with postMessage customer if available, otherwise create new object
   const customer: Partial<ICustomer> = postMessageCustomer ? { ...postMessageCustomer } : {};
   
-  const customerId = params.get('customer_id') || userId;
+  const customerId = params.get('customer_id')?.trim() || userId;
   if (customerId) {
     customer.id = customerId;
   } else if (userId && !customer.id) {