#!/usr/bin/env python3
"""
Однократно подтягивает названия игр из steam_library.json в steam_library_with_sizes.json.
Размеры берутся из кэша steam_app_sizes.json. Запускать из homelab/scripts/.
"""

import json
from pathlib import Path

SCRIPT_DIR = Path(__file__).parent
LIBRARY_FILE = SCRIPT_DIR / "steam_library.json"
CACHE_FILE = SCRIPT_DIR / "steam_app_sizes.json"
OUTPUT_FILE = SCRIPT_DIR / "steam_library_with_sizes.json"


def main() -> None:
    if not LIBRARY_FILE.exists():
        print(f"Нужен файл {LIBRARY_FILE}")
        return
    if not CACHE_FILE.exists():
        print(f"Нужен файл {CACHE_FILE}")
        return

    with open(LIBRARY_FILE, encoding="utf-8") as f:
        library = json.load(f)
    with open(CACHE_FILE, encoding="utf-8") as f:
        cache = json.load(f)

    # кэш: ключи строковые "appid", значения — число или null
    cache_sizes = {int(k): v for k, v in cache.items()}

    results = []
    for game in library:
        appid = game["appid"]
        name = game.get("name", "Unknown")
        raw = cache_sizes.get(appid)
        if raw is not None and isinstance(raw, (int, float)):
            size_gb = round(float(raw), 2)
        else:
            size_gb = None
        results.append({"appid": appid, "name": name, "size_gb": size_gb})

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

    print(f"Записано {len(results)} записей в {OUTPUT_FILE}")


if __name__ == "__main__":
    main()