from sqlalchemy import ForeignKey, Integer, String
from sqlalchemy.orm import Mapped, mapped_column
from app.core.database import Base
from app.models.base import TimestampMixin

class Redemption(TimestampMixin, Base):
    __tablename__ = "reward_redemption"
    id: Mapped[int] = mapped_column(Integer, primary_key=True)
    brand_id: Mapped[int] = mapped_column(ForeignKey("brands.id", ondelete="CASCADE"), index=True)
    customer_id: Mapped[int] = mapped_column(ForeignKey("customers.id"), index=True)
    reward_id: Mapped[int] = mapped_column(ForeignKey("reward_catalog.id"), index=True)
    points_spent: Mapped[int] = mapped_column(Integer)
    status: Mapped[str] = mapped_column(String(20), default="completed")
    idempotency_key: Mapped[str | None] = mapped_column(String(120), unique=True, index=True)