from datetime import date, datetime
from decimal import Decimal

from sqlalchemy import Date, DateTime, Numeric, String, func
from sqlalchemy.orm import Mapped, mapped_column

from app.models.base import Base


class PricingConfig(Base):
    __tablename__ = "pricing_config"

    id: Mapped[int] = mapped_column(primary_key=True)
    name: Mapped[str] = mapped_column(String(100), default="default")
    electricity_kwh_eur: Mapped[Decimal] = mapped_column(Numeric(6, 4), default=Decimal("0.30"))
    printer_watt: Mapped[Decimal] = mapped_column(Numeric(8, 2), default=Decimal("200.00"))
    hourly_rate_eur: Mapped[Decimal] = mapped_column(Numeric(8, 2), default=Decimal("0.00"))
    markup_percent: Mapped[Decimal] = mapped_column(Numeric(5, 2), default=Decimal("20.00"))
    valid_from: Mapped[date] = mapped_column(Date, server_default=func.current_date())
    created_at: Mapped[datetime] = mapped_column(DateTime, server_default=func.now())