"""Shared utility for writing per-scraper run statistics to JSON."""
from __future__ import annotations

import json
import os
from pathlib import Path

HERE = Path(__file__).parent
DATA_DIR = Path(os.environ.get("DATA_DIR", HERE))


def write_stats(filename: str, stats: dict) -> None:
    """Write scraper run stats dict to the data directory."""
    path = DATA_DIR / filename
    path.write_text(json.dumps(stats, ensure_ascii=False, indent=2), encoding="utf-8")