Add passive_deletes=True to daily_sessions and activity_logs relationships so the ORM defers to MySQL's ON DELETE CASCADE instead of trying to SET NULL. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
24 lines
1.1 KiB
Python
24 lines
1.1 KiB
Python
from datetime import date
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from sqlalchemy import String, Boolean, ForeignKey, Date
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from sqlalchemy.orm import Mapped, mapped_column, relationship
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from app.models.base import Base, TimestampMixin
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class Child(TimestampMixin, Base):
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__tablename__ = "children"
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id: Mapped[int] = mapped_column(primary_key=True, autoincrement=True)
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user_id: Mapped[int] = mapped_column(ForeignKey("users.id", ondelete="CASCADE"), nullable=False)
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name: Mapped[str] = mapped_column(String(100), nullable=False)
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birth_date: Mapped[date | None] = mapped_column(Date, nullable=True)
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is_active: Mapped[bool] = mapped_column(Boolean, default=True)
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color: Mapped[str] = mapped_column(String(7), default="#4F46E5") # hex color for UI
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user: Mapped["User"] = relationship("User", back_populates="children") # noqa: F821
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daily_sessions: Mapped[list["DailySession"]] = relationship( # noqa: F821
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"DailySession", back_populates="child", passive_deletes=True
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)
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activity_logs: Mapped[list["ActivityLog"]] = relationship( # noqa: F821
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"ActivityLog", back_populates="child", passive_deletes=True
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)
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