from fansifter_common.encrypter import JWTEncrypter
from fansifter_common.legal_info.services import LegalInfoService
from fansifter_common.translation.services import TranslationService
from fansifter_common.utils.functional import lazy_proxy

from app.config import settings


class DummyEncrypter(JWTEncrypter):
    def __init__(self) -> None:  # noqa
        pass

    def encrypt(self, payload: bytes) -> bytes:
        return payload

    def decrypt(self, token: bytes | str) -> bytes:
        if isinstance(token, str):
            return token.encode()
        return token


def get_encrypter() -> JWTEncrypter:
    if settings.preference_center_encrypted_backend == "dummy":
        return DummyEncrypter()
    return JWTEncrypter(key=settings.preference_center_secret_key)


encrypter = lazy_proxy(get_encrypter)


def get_legal_info() -> LegalInfoService:
    return LegalInfoService()


legal_info = lazy_proxy(get_legal_info)


def get_translations() -> TranslationService:
    return TranslationService(translations_path=settings.translations_path)


translations = lazy_proxy(get_translations)