app.py

import os
from crewai import Agent, Task, Crew
from langchain_groq import ChatGroq
import streamlit as st
from PIL import Image
import base64
from io import BytesIO
import pandas as pd  # Import pandas for handling data in tabular format

# Initialize the LLM for the Doctor Assistant
llm = ChatGroq(
    groq_api_key="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",
    model_name="llama3-70b-8192",  # Replace with the actual model name
)

# Define the Doctor Assistant with a diagnostic goal
doctor_assistant = Agent(
    role='Doctor Assistant',
    goal='Collect detailed health information dynamically through a series of questions based on user responses.',
    backstory=(
        "You are a virtual doctor assistant who asks diagnostic questions based on user responses. "
        "Your role is to gather health information before the user’s doctor consultation, adapting your questions as needed."
    ),
    verbose=True,
    llm=llm,
)

# Function to process user response and generate the next question
def get_next_question(response):
    # Define the task for generating the next question based on user response
    task_description = f"Generate the next diagnostic question based on the user's response: '{response}'"
    
    # Set up the task for the assistant to generate a follow-up question
    follow_up_task = Task(
        description=task_description,
        agent=doctor_assistant,
        human_input=False,
        expected_output="A contextually relevant follow-up question based on user response"  # Placeholder for expected output
    )

    # Instantiate the crew and execute the task to get the next question
    crew = Crew(
        agents=[doctor_assistant],
        tasks=[follow_up_task],
        verbose=2,
    )
    result = crew.kickoff()
    
    return result

# Load the image from the specified path
image_path = "./image-removebg-preview (2).png"  # Adjust path if necessary
image = Image.open(image_path)
image = image.resize((300, 300))

# Convert image to base64 and display it
buffered = BytesIO()
image.save(buffered, format="PNG")
img_str = base64.b64encode(buffered.getvalue()).decode()
st.markdown("<h1 style='text-align: center;'>Doctor Assistant Chatbot</h1>", unsafe_allow_html=True)
st.markdown(f"<div style='text-align: center;'><img src='data:image/png;base64,{img_str}' width='300' height='300'/></div>", unsafe_allow_html=True)

# Initialize session states for storing conversation history and user details
if "conversation" not in st.session_state:
    st.session_state.conversation = []
if "user_details" not in st.session_state:
    st.session_state.user_details = {}

# Display the conversation history
for turn in st.session_state.conversation:
    role, content = turn
    with st.chat_message(role):
        st.markdown(content)

import pandas as pd

# Function to generate a concise report
def generate_report():
    # Prepare patient detail data with key information only
    patient_details = {
        "Patient Name": st.session_state.user_details.get("name", 'N/A'),
        "Patient Age": st.session_state.user_details.get("age", 'N/A'),
        "Patient Gender": st.session_state.user_details.get("gender", 'N/A'),
        "Patient Phone Number": st.session_state.user_details.get("phone_number", 'N/A'),  # Assuming you have the phone number
    }

    # Create a DataFrame for patient details
    details_df = pd.DataFrame.from_dict(patient_details, orient='index', columns=['Value'])
    
    # Prepare keywords and summary of symptoms
    symptoms_summary = []
    for turn in st.session_state.conversation:
        role, content = turn
        if role == "user":
            # Extract main keywords from user responses
            symptoms_summary.append(content)

    # Select only unique symptoms and key information
    unique_symptoms = list(set(symptoms_summary))

    # Prepare symptom keywords for display
    symptoms_df = pd.DataFrame(unique_symptoms, columns=["Main Symptoms"])

    # Display the report
    report = f"""
    ## Patient Report
    """

    return details_df, symptoms_df




# Initial input for user details
if not st.session_state.user_details:
    name = st.text_input("Please enter your name:")
    age = st.text_input("Please enter your age:")
    gender = st.selectbox("Please select your gender:", ["Male", "Female", "Other"])

    # Store user details in session state
    if st.button("Submit Details"):
        if name and age and gender:
            st.session_state.user_details = {"name": name, "age": age, "gender": gender}
            initial_question = "Thank you! Now, could you tell me what symptoms you're experiencing?"
            st.session_state.conversation.append(("assistant", initial_question))
            with st.chat_message("assistant"):
                st.markdown(initial_question)
        else:
            st.warning("Please fill out all fields.")

# Check for user's response and generate the next question
if user_response := st.chat_input("Your response:"):
    # Check for the end conversation keyword
    if user_response.lower() in ["finish", "done", "end"]:
        st.session_state.conversation.append(("user", user_response))
        with st.chat_message("user"):
            st.markdown(user_response)

        # Generate and display the final report
        report_df = generate_report()
        st.table(report_df)  # Display the report in table format
        st.markdown("Thank you for your responses! The consultation has ended. Take care!", unsafe_allow_html=True)
        st.stop()  # Stop the app from proceeding further

    # Append the user's response to the conversation
    st.session_state.conversation.append(("user", user_response))

    # Display the user's response immediately
    with st.chat_message("user"):
        st.markdown(user_response)

    # Generate the next question based on the user's response
    with st.spinner("Processing..."):
        next_question = get_next_question(user_response)

    # Append the assistant's next question to the conversation
    st.session_state.conversation.append(("assistant", next_question))

    # Display the assistant's response
    with st.chat_message("assistant"):
        st.markdown(next_question)
if st.button("Generate Report"):
    details_df, symptoms_df = generate_report()

    # Display patient details
    st.markdown("### Patient Details")
    st.table(details_df)

    st.markdown("### Main Symptoms")
    st.table(symptoms_df)

    # Add an end line
    st.markdown("---")