vpsx-fast/app/alchemy/contact.py

from sqlalchemy import String, Text, ForeignKey
from sqlalchemy.orm import Mapped, mapped_column, declared_attr

from .base import Base, bidirectional_relationship
# noinspection PyProtectedMember
from .status import StatusForeignKey
from .user import Versioned


__all__ = ["Contact"]

class Contact(StatusForeignKey, Versioned, Base):
    """Contact"""

    code: Mapped[str] = mapped_column(String(80), unique=True)
    address: Mapped[str | None] = mapped_column(String(253))
    notes: Mapped[str | None] = mapped_column(Text)


class ContactForeignKey:
    """Foreign Key Mixin for :py:class:`Contact`"""

    contact_id: Mapped[int | None] = mapped_column(ForeignKey("contact.id"))

    @declared_attr
    def contact(cls) -> Mapped["Contact"]:
        return bidirectional_relationship(cls, Contact)