from sqlalchemy import Float, UniqueConstraint
from sqlalchemy.orm import Mapped, mapped_column

from app.core.database import Base


class StaticConnection(Base):
    __tablename__ = "static_connections"
    __table_args__ = (UniqueConstraint("od_mm"),)

    id: Mapped[int] = mapped_column(primary_key=True)
    od_mm: Mapped[float] = mapped_column(Float, nullable=False)
    od_in: Mapped[float] = mapped_column(Float, nullable=False)