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from typing import List
from typing import TYPE_CHECKING
from sqlalchemy import Column
from sqlalchemy import ForeignKey
from sqlalchemy import Integer
from sqlalchemy import String
from sqlalchemy.orm import Mapped
from sqlalchemy.orm import relationship
from sqlalchemy.orm.decl_api import declared_attr
from sqlalchemy.orm.relationships import RelationshipProperty
from . import Base
if TYPE_CHECKING:
from .address import Address
class User(Base):
name = Column(String)
othername = Column(String)
addresses: Mapped[List["Address"]] = relationship(
"Address", back_populates="user"
)
class HasUser:
@declared_attr
def user_id(self) -> "Column[Integer]":
return Column(
Integer,
ForeignKey(User.id, ondelete="CASCADE", onupdate="CASCADE"),
nullable=False,
)
@declared_attr
def user(self) -> RelationshipProperty[User]:
return relationship(User)
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