# import altair as alt
# import numpy as np
# import pandas as pd
# import streamlit as st

# """
# # Welcome to Streamlit!

# Edit `/streamlit_app.py` to customize this app to your heart's desire :heart:.
# If you have any questions, checkout our [documentation](https://docs.streamlit.io) and [community
# forums](https://discuss.streamlit.io).

# In the meantime, below is an example of what you can do with just a few lines of code:
# """

# num_points = st.slider("Number of points in spiral", 1, 10000, 1100)
# num_turns = st.slider("Number of turns in spiral", 1, 300, 31)

# indices = np.linspace(0, 1, num_points)
# theta = 2 * np.pi * num_turns * indices
# radius = indices

# x = radius * np.cos(theta)
# y = radius * np.sin(theta)

# df = pd.DataFrame({
#     "x": x,
#     "y": y,
#     "idx": indices,
#     "rand": np.random.randn(num_points),
# })

# st.altair_chart(alt.Chart(df, height=700, width=700)
#     .mark_point(filled=True)
#     .encode(
#         x=alt.X("x", axis=None),
#         y=alt.Y("y", axis=None),
#         color=alt.Color("idx", legend=None, scale=alt.Scale()),
#         size=alt.Size("rand", legend=None, scale=alt.Scale(range=[1, 150])),
#     ))
import streamlit as st
import os
from groq import Groq

# Custom function to load variables from a .env file
def load_dotenv(filepath=".env"):
    try:
        with open(filepath, "r") as f:
            for line in f:
                line = line.strip()
                # Skip comments and empty lines
                if not line or line.startswith("#"):
                    continue
                if "=" in line:
                    key, value = line.split("=", 1)
                    os.environ.setdefault(key.strip(), value.strip())
    except FileNotFoundError:
        st.error("No .env file found. Please create one with your API key.")
    except Exception as e:
        st.error(f"Error loading .env file: {e}")

# Load environment variables from the .env file
load_dotenv()

def main():
    st.title("Samyotech Chatbot")
    
    # Fetch API key from environment variables
    groq_api_key = os.environ.get("GROQ_API_KEY")
    
    if groq_api_key:
        client = Groq(api_key=groq_api_key)
        st.write("### Chat with LLM")
        user_input = st.text_area("Enter your message:")
        
        if st.button("Generate Response"):
            if user_input.strip():
                try:
                    response = client.chat.completions.create(
                        model="llama-3.3-70b-versatile",
                        messages=[
                            {"role": "user", "content": user_input}
                        ]
                    )
                    st.write("### Response:")
                    st.write(response.choices[0].message.content)
                except Exception as e:
                    st.error(f"Error: {e}")
            else:
                st.warning("Please enter a message to generate a response.")
    else:
        st.error("API key not found. Please ensure your .env file contains GROQ_API_KEY.")

if __name__ == "__main__":
    main()