import json
import os
from datetime import datetime

import requests


LEADERBOARD_URL = "https://raw.githubusercontent.com/SWE-bench/swe-bench.github.io/master/data/leaderboards.json"


def download_leaderboard(output_dir: str = "data") -> str:
    response = requests.get(LEADERBOARD_URL)
    response.raise_for_status()

    data = response.json()

    os.makedirs(output_dir, exist_ok=True)

    timestamp = datetime.now().strftime("%Y%m%d_%H%M%S")
    filename = f"{output_dir}/swebench_leaderboard_{timestamp}.json"

    with open(filename, "w", encoding="utf-8") as f:
        json.dump(data, f, indent=2, ensure_ascii=False)

    print(f"Downloaded leaderboard to {filename}")
    print(f"Available keys: {list(data.keys()) if isinstance(data, dict) else 'list'}")

    return filename


def get_leaderboard(leaderboard_name: str = "bash-only") -> list:
    response = requests.get(LEADERBOARD_URL)
    response.raise_for_status()
    data = response.json()

    leaderboards = data.get("leaderboards", [])
    for lb in leaderboards:
        if lb.get("name") == leaderboard_name:
            return lb.get("results", [])

    available = [lb.get("name") for lb in leaderboards]
    raise ValueError(f"Leaderboard '{leaderboard_name}' not found. Available: {available}")


def main():
    import argparse

    parser = argparse.ArgumentParser(description="Download SWE-bench leaderboard data")
    parser.add_argument(
        "--output-dir",
        default="data",
        help="Output directory for downloaded data",
    )
    parser.add_argument(
        "--show-structure",
        action="store_true",
        help="Print the structure of the JSON data",
    )

    args = parser.parse_args()

    filename = download_leaderboard(output_dir=args.output_dir)

    if args.show_structure:
        with open(filename, "r", encoding="utf-8") as f:
            data = json.load(f)

        if isinstance(data, dict):
            print("\nJSON structure:")
            for key, value in data.items():
                if isinstance(value, list):
                    print(f"  {key}: list with {len(value)} items")
                    if value:
                        first_keys = list(value[0].keys()) if isinstance(value[0], dict) else type(value[0])
                        print(f"    First item keys: {first_keys}")
                elif isinstance(value, dict):
                    print(f"  {key}: dict with keys {list(value.keys())[:5]}...")
                else:
                    print(f"  {key}: {type(value).__name__}")


if __name__ == "__main__":
    main()