Update app.py

app.py

@@ -13,15 +13,13 @@ from groq import Groq
 import PyPDF2
 import requests
 
-# Extract text from PDF with fallback
 # --- Document Loaders ---
 def extract_text_from_pdf(pdf_path):
     try:
         text = ""
         with open(pdf_path, 'rb') as file:
             pdf_reader = PyPDF2.PdfReader(file)
-            for page_num in range(len(pdf_reader.pages)):
-                page = pdf_reader.pages[page_num]
+            for page in pdf_reader.pages:
                 page_text = page.extract_text()
                 if page_text:
                     text += page_text
@@ -51,7 +49,6 @@ def retrieve_chunks(question, index, embed_model, text_chunks, k=3):
     D, I = index.search(np.array([question_embedding]), k)
     return [text_chunks[i] for i in I[0]]
 
-# Generate answer using Groq API with retries and timeout
 def generate_answer_with_groq(question, context, retries=3, delay=2):
     url = "https://api.groq.com/openai/v1/chat/completions"
     api_key = os.environ.get("GROQ_API_KEY")
@@ -121,18 +118,16 @@ def send_twilio_message(account_sid, auth_token, conversation_sid, body):
 st.set_page_config(page_title="SMEHelpBot – WhatsApp Integration", layout="wide")
 st.title("📱 SMEHelpBot + WhatsApp (via Twilio)")
 
-# Load from Hugging Face secrets
+# Load from Hugging Face secrets or fallback to manual input
 account_sid = st.secrets.get("TWILIO_SID")
 auth_token = st.secrets.get("TWILIO_TOKEN")
-conversation_sid = "CH61b7b444aa3e4392a7624e4a22928db7"
 GROQ_API_KEY = st.secrets.get("GROQ_API_KEY")
 
-# Fallback for testing
 if not all([account_sid, auth_token, GROQ_API_KEY]):
     st.warning("⚠️ Some secrets not found. Please enter missing credentials below:")
-    account_sid = st.text_input("Twilio SID", value=account_sid or "")
-    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 "")
+    account_sid = st.text_input("🔐 Twilio SID", value=account_sid or "")
+    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 "")
 
 if all([account_sid, auth_token, conversation_sid, GROQ_API_KEY]):
     os.environ["GROQ_API_KEY"] = GROQ_API_KEY
@@ -159,6 +154,8 @@ if all([account_sid, auth_token, conversation_sid, GROQ_API_KEY]):
 
     st.success("✅ Knowledge base ready. Monitoring WhatsApp...")
 
+conversation_sid = st.text_input("💬 Enter Twilio Conversation SID", placeholder="e.g. CHxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx")
+
     if st.button("🔁 Check for New WhatsApp Query"):
         with st.spinner("Checking messages..."):
             question, sender, msg_index = fetch_latest_incoming_message(account_sid, auth_token, conversation_sid)
@@ -173,4 +170,4 @@ if all([account_sid, auth_token, conversation_sid, GROQ_API_KEY]):
             else:
                 st.warning("No new messages from users found.")
 else:
-    st.warning("❗ Please provide all required credentials.")
+    st.warning("❗ Please provide all required credentials including Conversation SID.")