todo.py•1.64 kB
from sqlalchemy import Column, String, Text, DateTime, Integer, Boolean, ForeignKey
from sqlalchemy.orm import relationship
from sqlalchemy.sql import func
from typing import Dict, Any
from deltatask.models.base import Base, todo_tags
class Todo(Base):
"""Database model for todo items."""
__tablename__ = 'todos'
id = Column(String(36), primary_key=True)
title = Column(String(255), nullable=False)
description = Column(Text, nullable=True)
created = Column(DateTime, default=func.now())
updated = Column(DateTime, default=func.now(), onupdate=func.now())
deadline = Column(String(50), nullable=True)
urgency = Column(Integer, default=1)
effort = Column(Integer, default=1)
completed = Column(Boolean, default=False)
parent_id = Column(String(36), ForeignKey('todos.id'), nullable=True)
# Relationships
subtasks = relationship("Todo", backref="parent", remote_side=[id])
tags = relationship("Tag", secondary=todo_tags, back_populates="todos")
def to_dict(self) -> Dict[str, Any]:
"""Convert Todo object to dictionary."""
return {
"id": self.id,
"title": self.title,
"description": self.description,
"created": self.created.isoformat() if self.created else None,
"updated": self.updated.isoformat() if self.updated else None,
"deadline": self.deadline,
"urgency": self.urgency,
"effort": self.effort,
"completed": self.completed,
"parent_id": self.parent_id,
"tags": [tag.name for tag in self.tags]
}