"""Table affectations."""
import uuid
from datetime import date, datetime, timezone
from sqlalchemy import String, Date, Text, ForeignKey, Enum as SAEnum
from sqlalchemy.orm import Mapped, mapped_column, relationship
from app.core.database import Base


class Affectation(Base):
    __tablename__ = "affectations"

    id: Mapped[uuid.UUID] = mapped_column(primary_key=True, default=uuid.uuid4)
    groupe_id: Mapped[uuid.UUID] = mapped_column(ForeignKey("groupes.id"), nullable=False)
    membre_id: Mapped[uuid.UUID] = mapped_column(ForeignKey("membres.id"), nullable=False)
    poste_id: Mapped[uuid.UUID] = mapped_column(ForeignKey("postes.id"), nullable=False)
    date_debut: Mapped[date] = mapped_column(Date, nullable=False)
    date_fin: Mapped[date | None] = mapped_column(Date)
    statut: Mapped[str] = mapped_column(SAEnum("actif", "termine", name="statut_affectation"), default="actif")
    note_transition: Mapped[str | None] = mapped_column(Text)
    termine_par: Mapped[uuid.UUID | None] = mapped_column(ForeignKey("membres.id"))

    membre = relationship("Membre", back_populates="affectations", foreign_keys=[membre_id])
    poste = relationship("Poste")