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# app.py | |
import streamlit as st | |
import hmac | |
import os | |
from helpers import text_to_speech, autoplay_audio, speech_to_text, get_api_key | |
from generate_answer import base_model_chatbot, with_pdf_chatbot | |
from audio_recorder_streamlit import audio_recorder | |
from streamlit_float import * | |
def main(answer_mode: str): | |
# Float feature initialization | |
float_init() | |
# Prompt for API key | |
api_key = get_api_key() | |
if not api_key: | |
st.error("You must provide a valid OpenAI API Key to proceed.") | |
st.stop() | |
def check_password(): | |
"""Returns `True` if the user had a correct password.""" | |
def login_form(): | |
"""Form with widgets to collect user information""" | |
with st.form("Credentials"): | |
st.text_input("Username", key="username") | |
st.text_input("Password", type="password", key="password") | |
st.form_submit_button("Log in", on_click=password_entered) | |
def password_entered(): | |
"""Checks whether a password entered by the user is correct.""" | |
if st.session_state["username"] in st.secrets[ | |
"passwords" | |
] and hmac.compare_digest( | |
st.session_state["password"], | |
st.secrets.passwords[st.session_state["username"]], | |
): | |
st.session_state["password_correct"] = True | |
del st.session_state["password"] | |
del st.session_state["username"] | |
else: | |
st.session_state["password_correct"] = False | |
# Return True if the username + password is validated. | |
if st.session_state.get("password_correct", False): | |
return True | |
# Show inputs for username + password. | |
login_form() | |
if "password_correct" in st.session_state: | |
st.error("😕 User not known or password incorrect") | |
return False | |
if not check_password(): | |
st.stop() | |
def initialize_session_state(): | |
if "messages" not in st.session_state: | |
st.session_state.messages = [ | |
{"role": "assistant", "content": "Hi! How may I assist you today?"} | |
] | |
initialize_session_state() | |
st.title("OpenAI Conversational Chatbot 🤖") | |
# Create footer container for the microphone | |
footer_container = st.container() | |
with footer_container: | |
audio_bytes = audio_recorder() | |
for message in st.session_state.messages: | |
with st.chat_message(message["role"]): | |
st.write(message["content"]) | |
if audio_bytes: | |
# Write the audio bytes to a file | |
with st.spinner("Transcribing..."): | |
webm_file_path = "temp_audio.mp3" | |
with open(webm_file_path, "wb") as f: | |
f.write(audio_bytes) | |
transcript = speech_to_text(webm_file_path) | |
if transcript: | |
st.session_state.messages.append({"role": "user", "content": transcript}) | |
with st.chat_message("user"): | |
st.write(transcript) | |
os.remove(webm_file_path) | |
if st.session_state.messages[-1]["role"] != "assistant": | |
with st.chat_message("assistant"): | |
with st.spinner("Thinking🤔..."): | |
if answer_mode == 'base_model': | |
final_response = base_model_chatbot(st.session_state.messages) | |
elif answer_mode == 'pdf_chat': | |
final_response = with_pdf_chatbot(st.session_state.messages) | |
with st.spinner("Generating audio response..."): | |
audio_file = text_to_speech(final_response) | |
autoplay_audio(audio_file) | |
st.write(final_response) | |
st.session_state.messages.append({"role": "assistant", "content": final_response}) | |
os.remove(audio_file) | |
# Float the footer container and provide CSS to target it with | |
footer_container.float("bottom: 0rem;") | |
if __name__ == "__main__": | |
main(answer_mode='base_model') # Or: answer_mode='base_model' | |