import httpx
import pandas as pd
from typing import Optional, Dict
import streamlit as st
from src.core.config import settings

async def fetch_leaderboard_data(
    model_name: Optional[str] = None,
    benchmark_label: Optional[str] = None
) -> pd.DataFrame:
    """Fetch and process leaderboard data"""
    params = {}
    if model_name and model_name != "All":
        params["model_name"] = model_name
    if benchmark_label and benchmark_label != "All":
        params["benchmark_label"] = benchmark_label

    headers = {
        "Authorization": f"Bearer {settings.HF_TOKEN}",
        "Accept": "application/json"
    }

    try:
        async with httpx.AsyncClient() as client:
            response = await client.get(
                f"{settings.API_URL}/api/v1/leaderboard",
                params=params,
                headers=headers,
                follow_redirects=True
            )
            response.raise_for_status()
            data = response.json()
            return pd.DataFrame(data)
    except Exception as e:
        st.error(f"Error fetching data: {str(e)}")
        if hasattr(e, 'response'):
            st.error(f"Response: {e.response.text}")
        return pd.DataFrame()