from sqlalchemy import Column, Text, Integer, ForeignKey, String
from sqlalchemy.dialects.postgresql import UUID
from sqlalchemy.orm import relationship
from .simple_base import Base
import uuid


class Question(Base):
    __tablename__ = "questions"

    id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
    poll_id = Column(UUID(as_uuid=True), ForeignKey("polls.id", ondelete="CASCADE"), nullable=False)
    text = Column(Text, nullable=False)
    position = Column(Integer, nullable=True)
    type = Column(String(32), nullable=False, default="single")  # single|multi|open

    choices = relationship("Choice", backref="question", cascade="all, delete-orphan", passive_deletes=True)


__all__ = ["Base", "Question"]