from __future__ import annotations

import sys
from pathlib import Path
from types import ModuleType
from typing import Any, cast


ROOT = Path(__file__).resolve().parents[1]
if str(ROOT) not in sys.path:
    sys.path.insert(0, str(ROOT))


try:
    import audible  # noqa: F401
except ModuleNotFoundError:
    audible_stub = ModuleType("audible")

    class Authenticator:
        """Minimal audible authenticator test stub."""

        pass

    class Client:
        """Minimal audible client test stub."""

        pass

    setattr(cast(Any, audible_stub), "Authenticator", Authenticator)
    setattr(cast(Any, audible_stub), "Client", Client)

    activation_bytes = ModuleType("audible.activation_bytes")

    def get_activation_bytes(_auth: Authenticator | None = None) -> bytes:
        """Return deterministic empty activation bytes for tests."""
        return b""

    setattr(cast(Any, activation_bytes), "get_activation_bytes", get_activation_bytes)

    sys.modules["audible"] = audible_stub
    sys.modules["audible.activation_bytes"] = activation_bytes