"""Adaptive RAG shared utils."""
from __future__ import annotations

from .shared_imports import *

def _env_bool(name: str, default: bool = False) -> bool:
    raw = str(os.getenv(name, "") or "").strip().lower()
    if not raw:
        return bool(default)
    if raw in {"1", "true", "yes", "on"}:
        return True
    if raw in {"0", "false", "no", "off"}:
        return False
    return bool(default)


def _env_int(name: str, default: int, *, minimum: int, maximum: int) -> int:
    raw = str(os.getenv(name, "") or "").strip()
    if not raw:
        value = int(default)
    else:
        try:
            value = int(raw)
        except Exception:
            value = int(default)
    return max(minimum, min(maximum, value))


__all__ = ["_env_bool", "_env_int"]