from sqlalchemy.orm import DeclarativeBase, Mapped, mapped_column, declared_attr

from utils import camel_case_to_snake_case



class Base(DeclarativeBase):
    __abstract__ = True

    @declared_attr.directive
    def __tablename__(cls) -> str:
        return f'{camel_case_to_snake_case(cls.__name__)}s'

    id: Mapped[int] = mapped_column(primary_key=True)