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

id_seq = Sequence('experiment_data_id_seq', start=186581)


class ExperimentData(Base):
    __tablename__ = 'experiment_data'

    id: Mapped[int] = mapped_column(primary_key=True,
                                    autoincrement=True,
                                    server_default=Sequence('experiment_data_id_seq', start=186581).next_value())
    direction: Mapped[float]
    temperature: Mapped[float]
    nox: Mapped[float]
    co2: Mapped[float]
    co: Mapped[float]
    file_id: Mapped[Optional[str]]

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