src/models/_personalized_content.py

from sqlalchemy import Column, DateTime, Integer, Text, ForeignKey, func
from sqlalchemy.orm import relationship

from ._base import Base


class PersonalizedContent(Base):
    __tablename__ = "personalized_content"

    id = Column(Integer, primary_key=True, autoincrement=True, nullable=False)
    content = Column(Text, nullable=False)
    user_id = Column(
        Integer,
        ForeignKey("users.id"),
        nullable=False,
    )
    delivered_at = Column(DateTime, nullable=True)

    user = relationship("User", back_populates="personalized_contents")