error handle

lib/src/ui/payment/payment_webView.dart

@@ -63,11 +63,16 @@ class _PaymentWebViewState extends State<PaymentWebView> {
               },
               onLoadStop: (controller, url) async {
                 print("Payment page loaded: $url");
+
+                // ✅ Check if payment is successful
+                if (url.toString().contains("success")) {
+                  Navigator.pop(context, true); // Send success result
+                } else if (url.toString().contains("failure")) {
+                  Navigator.pop(context, false); // Send failure result
+                }
               },
-              onReceivedHttpError: (controller, request, response) 
-              {
-                if (response.statusCode == 404) 
-                {
+              onReceivedHttpError: (controller, request, response) {
+                if (response.statusCode == 404) {
                   setState(() {
                     isErrorPage = true;
                   });