from functools import lru_cache
from pathlib import Path
import json


def get_app_root() -> Path:
    """Root di MyICR_Suite\ (parent di app\)."""
    return Path(__file__).parent.parent


@lru_cache(maxsize=1)
def load_config() -> dict:
    config_file = get_app_root() / "config.json"
    with open(config_file, "r", encoding="utf-8") as f:
        return json.load(f)


def get_db_path(key: str) -> Path:
    """Risolve path relativo DB → assoluto rispetto a MyICR_Suite\."""
    rel = load_config()["databases"][key]
    return get_app_root() / rel


def is_debug() -> bool:
    return load_config().get("debug", False)


def get_sync_config() -> dict:
    return load_config().get("shared_db_sync", {})


def get_version() -> str:
    return load_config().get("version", "")