Update app.py

app.py

@@ -130,6 +130,8 @@ def handle_user_interaction(
     # Get the *current* UI-compatible history from the state for a clean start
     # We will build on top of this for all UI updates
     ui_history = []
+    is_first_turn = current_state.get(STATE_IS_FIRST_TURN, False)
+
     for msg in current_state.get(STATE_HISTORY, []):
         if msg.get('message_type') != "internal_resource_summary":
             role = "assistant" if msg.get("role") == "model" else "user"
@@ -149,7 +151,7 @@ def handle_user_interaction(
     # Handle file display logic (this part remains the same)
     all_file_names = sorted(list(set(file_names_state + [f.name for f in uploaded_files or []])))
     file_display_md = "#### Uploaded Resources:\n" + "\n".join([f"- `{os.path.basename(name)}`" for name in all_file_names]) if all_file_names else ""
-    file_uploader_visible = not bool(all_file_names)
+    file_uploader_visible = is_first_turn and not bool(uploaded_files)
     file_display_visible = bool(all_file_names)
 
     print("YIELD 1: Displaying user message and initial status.")
@@ -239,7 +241,7 @@ def handle_user_interaction(
         gr.update(value=final_ui_history),
         gr.update(value=""),
         final_state,
-        gr.update(visible=file_uploader_visible),
+        gr.update(visible=False, interactive=False),
         gr.update(interactive=True),
         explainer_accordion_update,
         explainer_box_update,
@@ -478,5 +480,4 @@ if __name__ == "__main__":
             logger.critical("FATAL: Could not initialize DSPy or orchestrator modules in Admin mode.")
     else:
         logger.info("Starting in VISITOR mode. Waiting for user to provide API key.")
-    demo.queue().launch(debug=True)
-    
+    demo.queue().launch(debug=True)