app.py

import streamlit as st
import streamlit_authenticator as stauth
from deta import Deta
import yaml
from yaml.loader import SafeLoader
import os
from cryptography.fernet import Fernet
import streamlit_survey as ss
from free_speech_app.DataLoadDb import *
from free_speech_app.FreeSpeechPromptsResponses import *
from langchain.chat_models import ChatOpenAI
import json as json_module


#connect to/create Deta user database

deta = Deta(st.secrets["deta_key"])
db = deta.Base("user_data")

# fernet key (generated locally, stored in streamlit secrets)
fernet = Fernet(bytes(st.secrets["fernet_key"], 'utf-8'))

# activeloop_token
os.environ["ACTIVELOOP_TOKEN"] = st.secrets["deeplake_key"]

config_drive = deta.Drive("passwords")
config = config_drive.get("config.yaml").read()

config = yaml.load(config, Loader=SafeLoader)

# Create an authenticator
authenticator = stauth.Authenticate(
    config['credentials'],
    config['cookie']['name'],
    config['cookie']['key'],
    config['cookie']['expiry_days'],
    config['preauthorized']
)


def get_user_data(user):
    data = db.fetch().items
    for person in data:
        if person['key'] == user:
            return person
    return None

def encrypt(api_key: str, fernet) -> bytes:
    """Encrypt the API key."""
    return fernet.encrypt(api_key.encode())


def decrypt(encrypted_api_key: bytes, fernet) -> str:
    """Decrypt the encrypted API key."""
    return fernet.decrypt(encrypted_api_key).decode()


def add_logos():
    st.title("Freequalizer")
    left_col_log, right_col_log = st.columns(2)
    free_speech_logo = './free_speech_app/logos/Future-of-Free-Speech-logo.png'
    vu_logo = './free_speech_app/logos/Vanderbilt-University-Logo.png'
    with left_col_log:
        st.image(free_speech_logo, caption=None, width=200, use_column_width=None,
                     clamp=False, channels="RGB", output_format="auto")
    with right_col_log:
        st.image(vu_logo, caption=None, width=200, use_column_width=None,
                     clamp=False, channels="RGB", output_format="auto")

authentication_status = None
if not authentication_status:
    add_logos()

# Render the login module
name, authentication_status, username = authenticator.login()
# If the user is authenticated
if authentication_status:
    
    authenticator.logout()
    st.write(f'Welcome *{name}*')

    # Sidebar for navigation
    page = st.sidebar.radio("Choose a page", ["Account Setup", "API Key Help", "Respond to Post"])


    # Fetch user data from the database
    user_data = get_user_data(username)

    # get principles from organization-wide file
    with open('org-principles.txt', 'r') as file:
        org_principles = str(file.read())

    if page == "Account Setup":

        if not user_data or user_data.get('login_count') in [None, 0]:
            survey = ss.StreamlitSurvey("Please answer the following questions to help define your principles")
            survey.text_input("Who would you identify as a hero or exemplar, fictional or real, whose moral courage reflects what you also believe in? Why?", id="Q1")
            survey.text_input("What is an instance of hate that would cross a line for you, making you feel a need to respond?", id="Q2")
            survey.text_input("Given your character, how would you seek to address the harms of hate (i.e., to educate, persuade, deescalate, forgive, repair, etc.)?", id="Q3")
            json_string = survey.to_json()
            json_dict = json_module.loads(json_string)
            survey_responses = json_dict["Q1"]["value"] + " " + json_dict["Q2"]["value"] + " " + json_dict["Q3"]["value"]

        
        st.title("Account Setup")
        st.markdown("Please use this page to provide your OpenAI API Key, Principles and Writing Style. **Please make sure to press the Save Changes button after providing the information.**")

        # Input boxes with existing data

        if 'api_key' not in st.session_state:
            st.session_state.api_key = ""
        api_input = st.text_input("Paste OpenAI API Key", value=decrypt(user_data["api_key"].encode()[
                                  2:-1], fernet) if user_data and "api_key" in user_data else "", type="password")
        encrypted_api_key = str(encrypt(api_input, fernet))
        st.session_state.api_key = api_input

        principles = st.text_area("My Principles (Enter or autopopulates from questions above)", height = 300, value= user_data["principles"] +"\n" + org_principles if user_data and "principles" in user_data and user_data["principles"].strip() != "" else survey_responses + "\n" + org_principles)
                                  
        writing_style = st.text_area("My Writing Style (Paste Examples)", height = 300, placeholder = "Provide examples of your writing style here", value=user_data["writing_style"] if user_data and "writing_style" in user_data else "")
        #sources = st.text_area("Sources (This autopopulates for your reference)", value=st.session_state.sources if 'sources' in st.session_state else '', key = 'sources_key', height = 100)
    
        # Update button
        if st.button("Save Changes"):
            db.put({"key": username, "principles": principles, "writing_style": writing_style, "api_key": encrypted_api_key, "login_count": 0 if principles.strip() == "" else 1})
        
    if page == "API Key Help":

        st.title("OpenAI API Key Setup")

        st.header('What is an API key?')
        st.write('An API (Application Programming Interface) key is like a password that allows you to access certain functions or data from a website or service. Many sites use API keys to identify you and control access to their APIs.')

        st.header('Why do you need an API key?')
        st.write('API keys allow sites to track usage and prevent abuse of their services. They help keep things secure. When you request an API key, the site knows the calls are coming from you.')

        image = 'apikeyex.png'
        st.header('How to get an OpenAI API key:')
        st.write('1. Go to https://platform.openai.com/account/api-keys')
        st.write('2. Log in or create an OpenAI account if you do not have one')
        st.write('3. Click "Create new secret key" and give your key a name')
        st.image(image, caption=None, width=None, use_column_width=None,
                 clamp=False, channels="RGB", output_format="auto")
        st.write('4. Copy the generated API key and keep it private like a password')

        st.header('Using your API key')
        st.write('When making calls to the OpenAI API, include your API key in the request headers or parameters to authenticate.')
        st.code('headers = {"Authorization": f"Bearer {YOUR_API_KEY}"}')

        st.warning('Treat your API key like a secret! Do not share it publicly.')

    elif page == "Respond to Post":
        st.title("Respond to Post")

        left_col, right_col = st.columns(2)

        # Input boxes


        with right_col: 
            regenerate_background = False
            background_info = st.text_area("Background information on original post (This autopopulates for your reference). The Background information is generated by OpenAI's GPT-4, and used by the model to generate a response. Because the Background information is generated by an LLM, it may contain mistakes.", height = 780, value=st.session_state.background_info if 'background_info' in st.session_state else '', key = 'background_info_key')
            if st.button("Request New Background Information"):
                regenerate_background = True

        with left_col:
            original_post = st.text_area("Paste Original Post Here \n", height=100)
            word_limit = st.text_input("Word Limit for Response", placeholder = "Please provide a word limit for the response")
            
            chat_mdl = None
            draft_response = ''

            # Check if the "Submit" button is clicked
            if st.button("Submit"):
                if st.session_state.api_key:
                    os.environ["OPENAI_API_KEY"] = st.session_state.api_key
                    # add condition to check for passphrase to allow use of DSI api key stored in secrets
                    if (os.environ["OPENAI_API_KEY"] == st.secrets["secret_passphrase"]):
                        #umang key
                        os.environ["OPENAI_API_KEY"] = st.secrets["dsi_openai_key"]
                    elif (os.environ["OPENAI_API_KEY"] == st.secrets["secret_passphrase2"]):
                        #abbie key
                        os.environ["OPENAI_API_KEY"] = st.secrets["dsi_openai_key2"]
                    elif (os.environ["OPENAI_API_KEY"] == st.secrets["secret_passphrase3"]):
                        #myranda key
                        os.environ["OPENAI_API_KEY"] = st.secrets["dsi_openai_key3"]
                    elif (os.environ["OPENAI_API_KEY"] == st.secrets["secret_passphrase4"]):
                        #jasmine key
                        os.environ["OPENAI_API_KEY"] = st.secrets["dsi_openai_key4"]
                    chat_mdl = ChatOpenAI(model_name='gpt-4', temperature=0.1)

                else:
                    st.warning('Please enter Open AI API Key')
        
                if chat_mdl is not None:
                    if user_data is None:

                        draft_response, background_text = generate_custom_response(original_post, chat_mdl, "", "", word_limit)
                        response_assessment = assessing_response(chat_mdl, draft_response.content)

                        st.session_state.draft_response = draft_response.content
                        st.session_state.background_text = background_text
                        # st.session_state.sources_text = sources_text
                        st.session_state.background_info = background_text
                        # st.session_state.sources = sources_text
                        st.session_state.response_assessment = response_assessment
                        st.rerun()
                    else:

                        draft_response, background_text = generate_custom_response(original_post, chat_mdl, user_data['principles'], user_data['writing_style'], word_limit)
                        response_assessment = assessing_response(chat_mdl, draft_response.content)

                        st.session_state.draft_response = draft_response.content
                        st.session_state.background_text = background_text
                        # st.session_state.sources_text = sources_text
                        st.session_state.background_info = background_text
                        # st.session_state.sources = sources_text
                        st.session_state.response_assessment = response_assessment.content
                        st.rerun()

            # Ensure session state variables are initialized
            if 'draft_response' not in st.session_state:
                st.session_state.draft_response = ''
            if 'regenerate_prompt' not in st.session_state:
                st.session_state.regenerate_prompt = ''
            if 'response_assessment' not in st.session_state:
                st.session_state.response_assessment = ''

            # Output from function
            response_textarea = st.text_area(
                label="Draft Response. Please edit here or prompt suggestions in the box below.",
                value=st.session_state.draft_response if 'draft_response' in st.session_state else '',
                height=350,
                key='draft_response_key'
            )


            # Add option to save responses
            if st.button("Save This Response", help="Save this response to your writing style."):
                #user_data["writing_style"] += st.session_state.draft_response
                writing_style = user_data["writing_style"] + "\n" + st.session_state.draft_response
                principles = user_data["principles"] if user_data and "principles" in user_data else ""
                encrypted_api_key = str(encrypt(st.session_state.api_key, fernet))
                
                db.put({"key": username,  "writing_style": writing_style, "principles": principles,"api_key": encrypted_api_key, "login_count": 0 if principles.strip() == "" else 1})
                st.write("Response saved to your writing style.")

                            # Assessment of the response
            response_assessment = st.text_area(
                label="Assessment of the Response",
                value=st.session_state.response_assessment if 'response_assessment' in st.session_state else '',
                height=350,
                key='response_assessment_key'
            )

            # Initialization of the regeneration flag
            if 'is_regenerating' not in st.session_state:
                st.session_state.is_regenerating = False

            # Check if the app is in the "regeneration" phase
            if st.session_state.is_regenerating:
                # Display the regenerated response explicitly
                regenerate_prompt = st.text_area(
                    "Request a new draft",
                    value=st.session_state.regenerate_prompt,
                    placeholder="You may edit the regenerated draft directly above, or request further changes here.",
                    height=100,
                    key='regenerate_prompt_key'
                )
                # Reset the regeneration flag
                st.session_state.is_regenerating = False
            else:
                # Normal behavior: display the text area for manual input
                regenerate_prompt = st.text_area(
                    "Request a new draft",
                    placeholder="You may edit the draft directly above, or request a new draft with additional guidance here.",
                    height=100,
                    key='regenerate_prompt_key'
                )

            if (draft_response is not None) and (regenerate_prompt is not None):
                if st.button("Regenerate"):
                    if st.session_state.api_key:
                        os.environ['OPENAI_API_KEY'] = st.session_state.api_key
                        # add condition to check for passphrase to allow use of DSI api key stored in secrets
                        if (os.environ["OPENAI_API_KEY"] == st.secrets["secret_passphrase"]):
                            #umang key
                            os.environ["OPENAI_API_KEY"] = st.secrets["dsi_openai_key"]
                        elif (os.environ["OPENAI_API_KEY"] == st.secrets["secret_passphrase2"]):
                            #abbie key
                            os.environ["OPENAI_API_KEY"] = st.secrets["dsi_openai_key2"]
                        elif (os.environ["OPENAI_API_KEY"] == st.secrets["secret_passphrase3"]):
                            #myranda key
                            os.environ["OPENAI_API_KEY"] = st.secrets["dsi_openai_key3"]
                        elif (os.environ["OPENAI_API_KEY"] == st.secrets["secret_passphrase4"]):
                            #jasmine key
                            os.environ["OPENAI_API_KEY"] = st.secrets["dsi_openai_key4"]
                        chat_mdl = ChatOpenAI(
                            model_name='gpt-4', temperature=0.1)

                    if chat_mdl is not None:
                        updated_response, background_info = regenerate_custom_response(
                            original_post, chat_mdl, regenerate_prompt, st.session_state.draft_response, regenerate_background, st.session_state.background_text)
                        st.session_state.draft_response = updated_response.content
                        updated_response_assessment = assessing_response(chat_mdl, updated_response).content
                        st.session_state.response_assessment = updated_response_assessment
                        st.session_state.is_regenerating = False
                

                    st.rerun()


                if regenerate_background:
                    if st.session_state.api_key:
                        os.environ['OPENAI_API_KEY'] = st.session_state.api_key
                        # add condition to check for passphrase to allow use of DSI api key stored in secrets
                        if (os.environ["OPENAI_API_KEY"] == st.secrets["secret_passphrase"]):
                            #umang key
                            os.environ["OPENAI_API_KEY"] = st.secrets["dsi_openai_key"]
                        elif (os.environ["OPENAI_API_KEY"] == st.secrets["secret_passphrase2"]):
                            #abbie key
                            os.environ["OPENAI_API_KEY"] = st.secrets["dsi_openai_key2"]
                        elif (os.environ["OPENAI_API_KEY"] == st.secrets["secret_passphrase3"]):
                            #myranda key
                            os.environ["OPENAI_API_KEY"] = st.secrets["dsi_openai_key3"]
                        elif (os.environ["OPENAI_API_KEY"] == st.secrets["secret_passphrase4"]):
                            #jasmine key
                            os.environ["OPENAI_API_KEY"] = st.secrets["dsi_openai_key4"]
                        chat_mdl = ChatOpenAI(
                            model_name='gpt-4', temperature=0.1)

                    if chat_mdl is not None:
                        updated_response, background_text = regenerate_custom_response(
                            original_post, chat_mdl, regenerate_prompt, st.session_state.draft_response, regenerate_background, st.session_state.background_text)
                        st.session_state.draft_response = updated_response.content
                        st.session_state.background_text = background_info
                        st.session_state.background_info = background_info # what is the difference between this and background_text?
                        regenerate_background = False
                        st.session_state.is_regenerating = False
                

                    st.rerun()


elif authentication_status is False:
    st.error('Username/password is incorrect')
    # added registration module if username/password is incorrect

    try:
        if authenticator.register_user('New User Registration', preauthorization=False):
            st.success('User Registered Successfully! Please log in above.')
    except Exception as e:
        st.error(e)

elif authentication_status is None:
    st.warning('Please enter your username and password')

    try:
        if authenticator.register_user(preauthorization=False):
            st.success('User Registered Successfully! Please log in above.')
    except Exception as e:
        st.error(e)


with open('config.yaml', 'w') as file:
    yaml.dump(config, file, default_flow_style=False)

config_drive.put("config.yaml", path="config.yaml")