from sqlalchemy import Column, Integer, String, DateTime, ForeignKey, UniqueConstraint, func
from ..database import Base


class NotificationDismissal(Base):
    __tablename__ = "notification_dismissals"

    id = Column(Integer, primary_key=True, index=True)
    provider_id = Column(Integer, ForeignKey("provider_accounts.id", ondelete="CASCADE"), nullable=False)
    category_id_str = Column(String(100), nullable=False)
    category_type = Column(String(20), nullable=False)
    dismissed_at = Column(DateTime(timezone=True), server_default=func.now())

    __table_args__ = (
        UniqueConstraint("provider_id", "category_id_str", "category_type", name="uq_dismissal"),
    )