Update app.py

app.py

@@ -22,8 +22,6 @@ with st.sidebar:
     else:
         st.warning('API key is required to proceed.')
 
-    
-    
     st.markdown(
         "Experience the future of document interaction with the revolutionary"
     )
@@ -93,40 +91,22 @@ def main():
     pdf = st.file_uploader("Upload your PDF", type="pdf")
 
     if pdf is not None:
-    query = st.text_input("Ask questions about your PDF file (in any preferred language):")
-
-    if st.button("Ask") or (query and query != st.session_state.get('last_input', '')):
-        st.session_state['last_input'] = query  # Save the current query as the last input
-        st.session_state['chat_history'].append(("User", query, "new"))
-
-        loading_message = st.empty()
-        loading_message.text('Bot is thinking...')
-
-        VectorStore = load_pdf(pdf)
-        chain = load_chatbot()
-        docs = VectorStore.similarity_search(query=query, k=3)
-        with get_openai_callback() as cb:
-            response = chain.run(input_documents=docs, question=query)
+        query = st.text_input("Ask questions about your PDF file (in any preferred language):")
 
-        st.session_state['chat_history'].append(("Bot", response, "new"))
+        if st.button("Ask") or (query and query != st.session_state.get('last_input', '')):
+            st.session_state['last_input'] = query  # Save the current query as the last input
+            st.session_state['chat_history'].append(("User", query, "new"))
 
-        # Display new messages at the bottom
-        new_messages = st.session_state['chat_history'][-2:]
-        for chat in new_messages:
-            background_color = "#FFA07A" if chat[2] == "new" else "#acf" if chat[0] == "User" else "#caf"
-            new_messages_placeholder.markdown(f"<div style='background-color: {background_color}; padding: 10px; border-radius: 10px; margin: 10px;'>{chat[0]}: {chat[1]}</div>", unsafe_allow_html=True)
-
-        # Scroll to the latest response using JavaScript
-        st.write("<script>document.getElementById('response').scrollIntoView();</script>", unsafe_allow_html=True)
-
-        loading_message.empty()
-
-        # Clear the input field by setting the query variable to an empty string
-        query = ""
-
-    # Mark all messages as old after displaying
-    st.session_state['chat_history'] = [(sender, msg, "old") for sender, msg, _ in st.session_state['chat_history']]
+            loading_message = st.empty()
+            loading_message.text('Bot is thinking...')
+            
+            VectorStore = load_pdf(pdf)
+            chain = load_chatbot()
+            docs = VectorStore.similarity_search(query=query, k=3)
+            with get_openai_callback() as cb:
+                response = chain.run(input_documents=docs, question=query)
 
+            st.session_state['chat_history'].append(("Bot", response, "new"))
 
             # Display new messages at the bottom
             new_messages = st.session_state['chat_history'][-2:]
@@ -145,6 +125,5 @@ def main():
         # Mark all messages as old after displaying
         st.session_state['chat_history'] = [(sender, msg, "old") for sender, msg, _ in st.session_state['chat_history']]
 
-
 if __name__ == "__main__":
     main()