from sqlmodel import Field, Relationship, Session, SQLModel
from typing import List

class Base(SQLModel):
    pass

class User(Base, table=True):
    id: int | None = Field(default=None, primary_key=True)
    name: str = Field(index=True)
    email: str | None = None
    password: str
    is_admin: bool

class AaGroupLink(Base, table=True):
    group_id: int | None = Field(default=None, foreign_key="group.id", primary_key=True)
    accessauth_id: int | None = Field(default=None, foreign_key="accessauthorization.id", primary_key=True)

class Group(Base, table=True):
    id: int | None = Field(default=None, primary_key=True)
    name: str = Field(primary_key=True)
    cards: List["Card"] = Relationship(back_populates="group")
    accessauths: List["AccessAuthorization"] = Relationship(back_populates="groups", link_model=AaGroupLink)

class AccessAuthorization(Base, table=True):
    id: int | None = Field(default=None, primary_key=True)
    name: str = Field(index=True)
    is_active: bool
    groups: list["Group"] = Relationship(back_populates="accessauths", link_model=AaGroupLink)
    timetables: list["Timetable"] = Relationship(back_populates="accessauth")

class Card(Base, table=True):
    id: int | None = Field(default=None, primary_key=True)
    uuid: str
    group_id: int | None = Field(default=None, foreign_key="group.id")
    group: Group | None = Relationship(back_populates="cards")

class Timetable(Base, table=True):
    id: int | None = Field(default=None, primary_key=True)
    weekday: int
    starttime: str
    duration: int
    accessauth_id: int | None = Field(default=None, foreign_key="accessauthorization.id")
    accessauth: AccessAuthorization | None = Relationship(back_populates="timetables")