import numpy as np
import streamlit as st
from openai import OpenAI
import os
from dotenv import load_dotenv
load_dotenv()

# Initialize the OpenAI client
client = OpenAI(
  base_url="https://api-inference.huggingface.co/v1",
  api_key=os.environ.get('HUGGINGFACEHUB_API_TOKEN')  # Replace with your token
)

# Create supported model
model_links = {
    "Meta-Llama-3-8B": "meta-llama/Meta-Llama-3-8B-Instruct"
}

# Pull info about the model to display
model_info = {
    "Meta-Llama-3-8B": {
        'description': """The **Meta-Llama 3 (8B)** is a cutting-edge **Large Language Model (LLM)** developed by Meta's AI team, comprising over 8 billion parameters. This model has been specifically fine-tuned for educational purposes to excel in interactive question-and-answer sessions.\n
        \n### Training Process:
        This Llama model was meticulously fine-tuned using science textbooks from the NCERT curriculum, which covers a wide range of subjects including Physics, Chemistry, Biology, and Environmental Science. The fine-tuning process utilized **Docker AutoTrain**, enabling scalable and automated training pipelines. The model was trained on datasets focusing on providing detailed, accurate responses in line with the NCERT syllabus.
        \n### Purpose:
        Llama-3 8B is designed to assist both students and educators by delivering clear, concise explanations to science-related questions. With a deep understanding of the NCERT curriculum, it helps break down complex scientific concepts, making learning easier and more engaging for students, while acting as an intuitive guide for teachers.
        \n### Specialized Features:
        - **Contextual Understanding**: Optimized to handle detailed science-related queries, ensuring high relevance in responses.
        - **Fine-Grained Knowledge**: Equipped to offer explanations on subjects ranging from basic scientific principles to advanced concepts, ideal for various educational levels.
        - **Accuracy and Reliability**: Trained with a focus on minimizing misinformation, this model prioritizes delivering trustworthy responses, tailored specifically for the education sector.\n
        This model is a testament to the potential of AI in revolutionizing education by offering students a personal, reliable assistant to clarify doubts and enrich their understanding of science.
        """
    }
}

# Reset the conversation
def reset_conversation():
    st.session_state.conversation = []
    st.session_state.messages = []
    return None

# App title and description
st.title("Sci-Mom 👩‍🏫 ")
st.subheader("AI chatbot for Solving your doubts 📚 :)")

# Custom description for SciMom in the sidebar
st.sidebar.write("Built for my mom, with love ❤️. This model is pretrained with textbooks of Science NCERT.")
st.sidebar.write("Base-Model used: Meta Llama, trained using: Docker AutoTrain.")

# Add technical details in the sidebar
st.sidebar.markdown(model_info["Meta-Llama-3-8B"]['description'])
st.sidebar.markdown("*By Gokulnath ♔ *")

# If model selection was needed (now removed)
selected_model = "Meta-Llama-3-8B"  # Only one model remains

if "prev_option" not in st.session_state:
    st.session_state.prev_option = selected_model

if st.session_state.prev_option != selected_model:
    st.session_state.messages = []
    st.session_state.prev_option = selected_model
    reset_conversation()

# Pull in the model we want to use
repo_id = model_links[selected_model]

# Initialize chat history
if "messages" not in st.session_state:
    st.session_state.messages = []

# Display chat messages from history on app rerun
for message in st.session_state.messages:
    with st.chat_message(message["role"]):
        st.markdown(message["content"])

# Accept user input
if prompt := st.chat_input("Ask Scimom!"):
    # Display user message in chat message container
    with st.chat_message("user"):
        st.markdown(prompt)
    st.session_state.messages.append({"role": "user", "content": prompt})

    # Display assistant response in chat message container
    with st.chat_message("assistant"):
        try:
            stream = client.chat.completions.create(
                model=model_links[selected_model],
                messages=[
                    {"role": m["role"], "content": m["content"]}
                    for m in st.session_state.messages
                ],
                temperature=0.5,  # Default temperature setting
                stream=True,
                max_tokens=3000,
            )
            response = st.write_stream(stream)

        except Exception as e:
            response = "😵‍💫 Something went wrong. Please try again later."
            st.write(response)
            st.write("This was the error message:")
            st.write(e)

    st.session_state.messages.append({"role": "assistant", "content": response})