from schemas import LoginSchema
from repositories import UserRepository
from mapper import UserMapper
from google.oauth2 import id_token
from google.auth.transport import requests
from configs import Config
from core import AuthException
from flask import current_app


class AuthService:
    def __init__(self, userRepository: UserRepository):
        self.user_repository = userRepository

    def verify_google_id_token(self, id_token_str):

        # Verifikasi token Google
        payload = id_token.verify_oauth2_token(
            id_token_str, requests.Request(), Config.GOOGLE_CLIENT_ID
        )

        if not payload:
            return AuthException("Invalid Google ID Token")

        google_id = payload.get("sub")
        email = payload.get("email")

        existing_user = self.user_repository.get_by_google_id(google_id)
        if existing_user:
            current_app.logger.info(f"User {existing_user.email} already exists ")
            if existing_user.email == email:
                return existing_user
            return AuthException("Email not match")

        new_user = UserMapper.from_google_payload(google_id, email, payload)

        user_id = self.user_repository.insert_user(user_data=new_user)

        return self.user_repository.get_user_by_id(user_id=user_id)

    def login(self, data: LoginSchema):
        try:

            user_data = self.user_repository.get_user_by_email(data.email)

            if user_data == None:
                # return ApiResponse(success=False, message="User not found", data=None)
                return None

            if user_data["password"] == data.password:
                del user_data["password"]
                # return ApiResponse(
                #     success=True, message="Login success", data=user_data
                # )
                return None
            # return ApiResponse(success=False, message="Invalid password", data=None)
            return None
        except Exception as e:
            print(f"the issue is {e}")
            # return ApiResponse(
            #     success=False, message="Internal server error", data=None
            # )
            return None