import flask
from flask_login import (LoginManager, UserMixin)

class User(UserMixin):
    def __init__(self, id):
        super().__init__()
        self.id = id

login_manager = LoginManager()

@login_manager.user_loader
def user_loader(id):
    if id == "admin":
        user = User(id)
        return user
    return

@login_manager.unauthorized_handler
def redirect():
    return flask.redirect(flask.url_for("pages.login_page"))