"""节假日模型 — 放假日期配置，用于工作日时长计算"""
from datetime import date
from sqlalchemy import Date, String
from sqlalchemy.orm import Mapped, mapped_column

from app.models.base import Base


class Holiday(Base):
    __tablename__ = "holidays"

    id: Mapped[int] = mapped_column(primary_key=True, autoincrement=True)
    day: Mapped[date] = mapped_column(
        Date, unique=True, index=True, comment="放假日期",
    )
    name: Mapped[str | None] = mapped_column(
        String(100), nullable=True, comment="放假说明（如国庆节）",
    )

    def __repr__(self) -> str:
        return f"<Holiday {self.day}>"