Update app.py

app.py

@@ -134,7 +134,30 @@ if not all([account_sid, auth_token, GROQ_API_KEY]):
     auth_token = st.text_input("Twilio Auth Token", type="password", value=auth_token or "")
     GROQ_API_KEY = st.text_input("GROQ API Key", type="password", value=GROQ_API_KEY or "")
 
-conversation_sid = st.text_input("Enter Conversation SID", value="")
+def get_latest_active_whatsapp_conversation_sid(account_sid, auth_token):
+    try:
+        client = Client(account_sid, auth_token)
+        conversations = client.conversations.v1.conversations.list(limit=50)
+
+        for convo in conversations:
+            messages = client.conversations.v1.conversations(convo.sid).messages.list(limit=1)
+            if messages:
+                last_msg = messages[0]
+                if last_msg.author.startswith("whatsapp:"):
+                    return convo.sid
+        return None
+    except Exception as e:
+        st.error(f"❌ Error detecting WhatsApp conversation SID: {e}")
+        return None
+
+# Auto-detect conversation SID
+conversation_sid = get_latest_active_whatsapp_conversation_sid(account_sid, auth_token)
+
+if conversation_sid:
+    st.success(f"✅ Auto-detected WhatsApp Conversation SID: `{conversation_sid}`")
+else:
+    st.warning("⚠️ No active WhatsApp conversation found. Please send a message first.")
+
 
 enable_autorefresh = st.checkbox("🔄 Enable Auto-Refresh", value=True)
 interval_seconds = st.selectbox("Refresh Interval (seconds)", options=[5, 10, 15, 30, 60], index=1)