from sqlalchemy import ForeignKey
from sqlalchemy.orm import relationship
from main import db
from werkzeug.security import generate_password_hash, check_password_hash
from flask_login import UserMixin


def create_new_session(user: User) -> Session:
    return


class User(UserMixin, db.Model):

    __tablename__ = "users"

    id = db.Column(db.Integer, primary_key=True)
    password_hash = db.Column(db.Text)
    user_name = db.Column(db.Text, unique=True)
    is_admin = db.Column(db.Boolean)
    sessions = relationship("Session", back_populates="user")

    def set_password(self, newPassword: str):
        self.password_hash = generate_password_hash(newPassword)

    def test_password(self, password: str) -> bool:
        return check_password_hash(self.password_hash, password)

    def to_dict(self):
        return {
            "id": self.id,
            "username": self.user_name,
            "authenticated": self.is_authenticated,
            "is_admin": self.is_admin
        }


class Session(db.Model):

    __tableanme__ = "sessions"

    session_id = db.Column(db.Text, primary_key=True)
    parent_id = db.Column(db.Integer, ForeignKey("users.id"))
    issue_timestamp = db.Column(db.Integer)
    user = relationship("User", back_populates="sessions")

    def session_active(self):
        return True