Update app.py

app.py

@@ -337,6 +337,8 @@ def main():
         st.session_state.vectorstore = None
     if "feedback_submitted" not in st.session_state:
         st.session_state.feedback_submitted = False
+    if "last_question" not in st.session_state:
+        st.session_state.last_question = ""
 
     st.header("Chat with MODTRAN Documents 📄")
 
@@ -349,7 +351,12 @@ def main():
 
     user_question = st.text_input("Ask your question:", key="user_input")
 
-    if st.session_state.chat_ready and user_question and not st.session_state.feedback_submitted:
+    if (
+        st.session_state.chat_ready and
+        user_question and
+        not st.session_state.feedback_submitted and
+        user_question != st.session_state.last_question
+    ):
         with st.spinner("Generating answer..."):
             try:
                 set_global_vectorstore(st.session_state.vectorstore)
@@ -361,6 +368,7 @@ def main():
         st.write(response)
 
         st.session_state.chat_history.append({"user": user_question, "bot": response})
+        st.session_state.last_question = user_question  # ✅ Mark as answered
 
         with st.form(key=f"feedback_form_{len(st.session_state.chat_history)}"):
             rating = st.radio(
@@ -379,17 +387,19 @@ def main():
                 }
                 st.session_state.feedback_log.append(feedback)
 
-                if len(st.session_state.feedback_log) >= 5:
+                if len(st.session_state.feedback_log) >= 1:
                     save_feedback_to_huggingface()
 
-                # Mark feedback as submitted to prevent rerun loop
+                
                 st.session_state.feedback_submitted = True
-                st.session_state["user_input"] = ""
+                st.session_state.user_input = ""  
                 st.rerun()
 
-    # Reset feedback flag if no question is asked (new session)
-    if not user_question:
+    # Reset flag if new question is typed
+    if st.session_state.feedback_submitted and not user_question:
         st.session_state.feedback_submitted = False
+        st.session_state.last_question = ""
+