from sqlalchemy import ForeignKey, Integer
from sqlalchemy.orm import Mapped, mapped_column, relationship

from fooder.domain.base import Base, AggregateMacrosMixin, CommonMixin
from fooder.domain.entry import Entry


class Meal(Base, CommonMixin, AggregateMacrosMixin):
    """Meal."""

    name: Mapped[str]
    order: Mapped[int]
    diary_id: Mapped[int] = mapped_column(Integer, ForeignKey("diary.id"), index=True)
    entries: Mapped[list[Entry]] = relationship(
        lazy="selectin",
        order_by=Entry.last_changed,
        cascade="all, delete-orphan",
        back_populates="meal",
    )