from configparser import SectionProxy
from typing import Callable, Dict

from ..config import Config
from .authenticator import Authenticator, AuthSection
from .keyring import KeyringAuthenticator, KeyringAuthSection
from .simple import SimpleAuthenticator, SimpleAuthSection
from .tfa import TfaAuthenticator

AuthConstructor = Callable[[
    str,                # Name (without the "auth:" prefix)
    SectionProxy,       # Authenticator's section of global config
    Config,             # Global config
], Authenticator]

AUTHENTICATORS: Dict[str, AuthConstructor] = {
    "simple": lambda n, s, c:
        SimpleAuthenticator(n, SimpleAuthSection(s), c),
    "tfa": lambda n, s, c:
        TfaAuthenticator(n, AuthSection(s), c),
    "keyring": lambda n, s, c:
        KeyringAuthenticator(n, KeyringAuthSection(s), c)
}