import uuid
from datetime import datetime

from sqlalchemy import Boolean, DateTime, ForeignKey, String, func
from sqlalchemy.dialects.postgresql import UUID
from sqlalchemy.orm import Mapped, mapped_column

from app.db.base import Base


class RefreshToken(Base):
    __tablename__ = "refresh_tokens"

    id: Mapped[uuid.UUID] = mapped_column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
    user_id: Mapped[uuid.UUID] = mapped_column(UUID(as_uuid=True), ForeignKey("users.id", ondelete="CASCADE"), index=True)
    token_hash: Mapped[str] = mapped_column(String(64), index=True, unique=True, nullable=False)
    revoked: Mapped[bool] = mapped_column(Boolean, nullable=False, server_default="false")

    expires_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), nullable=False)
    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), nullable=False, server_default=func.now())