import secrets
from database import db
from models import Session, User, Organization


class SessionService:
    @staticmethod
    def create_session(user: User, org: Organization) -> Session:
        session = Session(
            user_id=user.id,
            org_id=org.id,
            token=secrets.token_hex(128)
        )
        db.add(session)
        db.commit()
        db.refresh(session)
        return session

    @staticmethod
    def get_session_by_token(token: str) -> Session | None:
        return db.query(Session).filter(Session.token == token).first()

    @staticmethod
    def delete_session(session: Session) -> None:
        db.delete(session)
        db.commit()