Update app.py

app.py

@@ -100,6 +100,22 @@ def generate_answer_with_groq(question, context, retries=3, delay=2):
         except Exception as e:
             return f"⚠️ Groq API Error: {e}"
 
+# Twilio Automatically fetches and uses the latest active WhatsApp conversation SID
+def get_latest_whatsapp_conversation_sid(account_sid, auth_token):
+    try:
+        client = Client(account_sid, auth_token)
+        conversations = client.conversations.v1.conversations.list(limit=20)
+        for convo in conversations:
+            messages = client.conversations.v1.conversations(convo.sid).messages.list(limit=10)
+            for msg in messages:
+                if msg.author.startswith("whatsapp:"):
+                    return convo.sid
+        return None
+    except Exception as e:
+        st.error(f"❌ Error fetching conversation SID: {e}")
+        return None
+
+
 # Twilio message fetch and send
 def fetch_latest_incoming_message(account_sid, auth_token, conversation_sid):
     client = Client(account_sid, auth_token)
@@ -134,7 +150,17 @@ 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="")
+#conversation_sid = st.text_input("Enter Conversation SID", value="")
+auto_detect = st.checkbox("📡 Auto-detect Conversation SID", value=True)
+
+if auto_detect:
+    conversation_sid = get_latest_whatsapp_conversation_sid(account_sid, auth_token)
+    if conversation_sid:
+        st.success(f"✅ Using detected Conversation SID: `{conversation_sid}`")
+    else:
+        st.warning("⚠️ No active WhatsApp conversation found.")
+else:
+    conversation_sid = st.text_input("Enter Conversation SID manually", value="")
 
 enable_autorefresh = st.checkbox("🔄 Enable Auto-Refresh", value=True)
 interval_seconds = st.selectbox("Refresh Interval (seconds)", options=[5, 10, 15, 30, 60], index=1)