from rest_framework_simplejwt.authentication import JWTAuthentication
from rest_framework_simplejwt.exceptions import InvalidToken

class StatelessUser:
    def __init__(self, email):
        self.email = email
        self.is_authenticated = True

    def __str__(self):
        return self.email

class StatelessJWTAuthentication(JWTAuthentication):
    def get_user(self, validated_token):
        email = validated_token.get("email")  # msa-django-auth에서 넣어준 필드
        if not email:
            raise InvalidToken("Token에 'email' 항목이 없습니다.")
        return StatelessUser(email=email)