"""Environment for Trove"""

import os
from pathlib import Path

TROVE_HOME_DIR: Path = Path.home()
TROVE_USER_CONFIG_PATH: Path = TROVE_HOME_DIR / ".trove_config"

_ENV_TROVEBASE: str|None = os.environ.get("TROVEBASE", None)

def _search_trovebase() -> Path | str | None:
    if _ENV_TROVEBASE is not None:
        return Path(_ENV_TROVEBASE)
    for path in Path.cwd().parents:
        if (path / ".trove").exists():
            return path
    return None

TROVEBASE: Path | str | None = _search_trovebase()