UMBRA/backend/app/models/project_task.py
Kyle Pope e7cb6de7d5 Add admin delete-user with full cascade cleanup
Migration 036 adds ondelete rules to 5 transitive FKs that would
otherwise block user deletion (calendar_events via calendars,
project_tasks via projects, todos via projects, etc.).

DELETE /api/admin/users/{user_id} with self-action guard, last-admin
guard, session revocation, and audit logging. Frontend gets a red
two-click confirm button in the IAM actions menu.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-27 19:20:47 +08:00

41 lines
1.9 KiB
Python

from sqlalchemy import String, Text, Integer, Date, ForeignKey, func
from sqlalchemy.orm import Mapped, mapped_column, relationship as sa_relationship
from datetime import datetime, date
from typing import Optional, List
from app.database import Base
class ProjectTask(Base):
__tablename__ = "project_tasks"
id: Mapped[int] = mapped_column(primary_key=True, index=True)
project_id: Mapped[int] = mapped_column(Integer, ForeignKey("projects.id", ondelete="CASCADE"), nullable=False)
parent_task_id: Mapped[Optional[int]] = mapped_column(
Integer, ForeignKey("project_tasks.id", ondelete="CASCADE"), nullable=True
)
title: Mapped[str] = mapped_column(String(255), nullable=False)
description: Mapped[Optional[str]] = mapped_column(Text, nullable=True)
status: Mapped[str] = mapped_column(String(20), default="pending")
priority: Mapped[str] = mapped_column(String(20), default="medium")
due_date: Mapped[Optional[date]] = mapped_column(Date, nullable=True)
person_id: Mapped[Optional[int]] = mapped_column(Integer, ForeignKey("people.id", ondelete="SET NULL"), nullable=True)
sort_order: Mapped[int] = mapped_column(Integer, default=0)
created_at: Mapped[datetime] = mapped_column(default=func.now())
updated_at: Mapped[datetime] = mapped_column(default=func.now(), onupdate=func.now())
# Relationships
project: Mapped["Project"] = sa_relationship(back_populates="tasks")
person: Mapped[Optional["Person"]] = sa_relationship(back_populates="assigned_tasks")
parent_task: Mapped[Optional["ProjectTask"]] = sa_relationship(
back_populates="subtasks",
remote_side=[id],
)
subtasks: Mapped[List["ProjectTask"]] = sa_relationship(
back_populates="parent_task",
cascade="all, delete-orphan",
)
comments: Mapped[List["TaskComment"]] = sa_relationship(
back_populates="task",
cascade="all, delete-orphan",
)