import requests
import os
import streamlit as st
from dotenv import load_dotenv
from settings import load_settings
from utils import construct_prompt

# Load API key from .env file
load_dotenv()
api_key = os.getenv("OPENAI_API_KEY")

if not api_key:
    st.error("API key not found. Please set OPENAI_API_KEY in your .env file.")
    st.stop()

api_url = "https://genai.dev.odp.lhgroup.de/openai/deployments/gpt-4-turbo/chat/completions?api-version=2023-07-01-preview"

def fetch_okrs(user_input: str):
    settings = load_settings()
    
    system_prompt = settings["system_prompt"]
    input_template = settings["input_template"]

    user_prompt = construct_prompt(prompt_template=input_template, user_input=user_input)
    
    headers = {"api-key": api_key, "Content-Type": "application/json"}
    body = {
        "messages": [
            {"role": "system", "content": system_prompt},
            {"role": "user", "content": user_prompt}
        ]
    }
    try:
        response = requests.post(url=api_url, headers=headers, json=body)
        response.raise_for_status()
        return response.json()
    except Exception as e:
        st.error(f"Error fetching data from API: {e}")
        return None