from db.models.base import Base, int_pk_incr
from sqlalchemy import Sequence
from sqlalchemy.orm import Mapped, mapped_column


class LoadParameters(Base):
    __tablename__ = 'load_parameters'

    id: Mapped[int] = mapped_column(primary_key=True,
                                    autoincrement=True,
                                    server_default=Sequence('load_parameters_id_seq', start=6).next_value())
    load: Mapped[int]
    primary_air_consumption: Mapped[float]
    secondary_air_consumption: Mapped[float]
    gas_inlet_consumption: Mapped[float]

    def __repr__(self):
        return f"<LoadParameters>"