Update app.py

app.py

@@ -61,12 +61,12 @@ if "pending_prompt" not in st.session_state:
 # ------------------ Tabs ------------------
 tab1, tab2 = st.tabs(["💬 Chat Assistant", "🖼️ Visual Reference Search"])
 
-# ------------------ Tab 1: Chat Assistant ------------------
+----------------
 with tab1:
     # Sidebar
     with st.sidebar:
         st.header("🧪 Pathology Tools")
-
+        
         if st.button("🧹 Clear Chat"):
             for k in ["messages", "thread_id", "image_urls", "pending_prompt"]:
                 st.session_state[k] = [] if k.endswith("s") else None
@@ -98,13 +98,14 @@ with tab1:
         st.markdown("### 💬 Ask a Pathology-Specific Question")
         user_input = st.chat_input("Example: What are features of squamous cell carcinoma?")
 
+        # Append input or pending prompt
         if user_input:
             st.session_state.messages.append({"role": "user", "content": user_input})
         elif st.session_state.pending_prompt:
             st.session_state.messages.append({"role": "user", "content": st.session_state.pending_prompt})
             st.session_state.pending_prompt = None
 
-        # Assistant logic
+        # Trigger assistant run
         if st.session_state.messages and st.session_state.messages[-1]["role"] == "user":
             try:
                 if not st.session_state.thread_id:
@@ -132,26 +133,14 @@ with tab1:
                     responses = client.beta.threads.messages.list(thread_id=st.session_state.thread_id).data
                     for m in reversed(responses):
                         if m.role == "assistant":
-                            full_reply = m.content[0].text.value.strip()
-
-                            # ✂️ Extract and remove "Some Possible Questions"
-                            question_block_match = re.search(
-                                r"Some Possible Questions:\s*(.*?)(\n{2,}|Other References:|$)",
-                                full_reply,
-                                re.DOTALL
-                            )
-                            question_block = None
-                            if question_block_match:
-                                question_block = question_block_match.group(1)
-                                full_reply = full_reply.replace(f"Some Possible Questions:\n{question_block}", "").strip()
-
-                            reply = full_reply
+                            reply = m.content[0].text.value.strip()
 
+                            # De-dupe reply
                             if not any(reply in msg["content"] or msg["content"] in reply
                                        for msg in st.session_state.messages if msg["role"] == "assistant"):
                                 st.session_state.messages.append({"role": "assistant", "content": reply})
 
-                                # Extract image URLs
+                                # Image detection
                                 images = re.findall(
                                     r'https://raw\.githubusercontent\.com/AndrewLORTech/witspathologai/main/[^\s\n"]+\.png',
                                     reply
@@ -164,23 +153,22 @@ with tab1:
             except Exception as e:
                 st.error(f"❌ Error: {e}")
 
-        # Display messages
+        # Display conversation
         for msg in st.session_state.messages:
             with st.chat_message(msg["role"]):
                 st.markdown(msg["content"], unsafe_allow_html=True)
 
-        # ✅ Follow-Up Suggestions (from stripped question block)
-        if 'question_block' in locals() and question_block:
-            questions = [
-                line.strip(" -•") for line in question_block.splitlines()
-                if line.strip().startswith(("-", "•")) and line.strip().endswith("?")
-            ]
-            if questions:
-                st.markdown("#### 💡 Follow-Up Suggestions")
-                for q in questions:
-                    if st.button(f"📌 {q}"):
-                        st.session_state.pending_prompt = q
-                        st.rerun()
+        # Optional follow-ups
+        if st.session_state.messages and st.session_state.messages[-1]["role"] == "assistant":
+            last = st.session_state.messages[-1]["content"]
+            if "Some Possible Questions:" in last:
+                questions = re.findall(r"[-•]\s*(.*)", last)
+                if questions:
+                    st.markdown("#### 💡 Follow-Up Suggestions")
+                    for q in questions:
+                        if st.button(f"📌 {q}"):
+                            st.session_state.pending_prompt = q
+                            st.rerun()
 
     with image_col:
         if show_image and st.session_state.image_urls: