Update app.py

app.py

@@ -89,8 +89,17 @@ def display_parameter_survey():
         }});
     </script>
     """
+    javascript_data = f"""
+        window.addEventListener("message", (event) => {{
+                if (event.origin === "https://app.surveystack.io" && event.data.type === "SUBMISSION_SUBMIT_SUCCESS") {{
+                    const data = event.data.payload.submissionId;
+                    console.log("Submission Data:", data);
+                    window.huggingface.variables.mySubmissionData = data; 
+                }}
+            }});
+    """
     with STPyV8.JSContext(Global()) as ctxt:
-        ctxt.eval(iframe_html)
+        ctxt.eval(javascript_data)
         submission_data = ctxt.eval("window.huggingface.variables.mySubmissionData")
         print("Submission Data:", submission_data)