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b93a6a5 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 | from sqlmodel import SQLModel, Field, Relationship
from datetime import datetime
from typing import Optional, List, TYPE_CHECKING
if TYPE_CHECKING:
from .subtask import Subtask
class Task(SQLModel, table=True):
"""Task model representing a work item belonging to a user."""
__tablename__ = "tasks"
id: Optional[int] = Field(default=None, primary_key=True)
user_id: int = Field(foreign_key="users.id", index=True)
title: str = Field(max_length=500)
description: Optional[str] = Field(default=None)
completed: bool = Field(default=False)
category: Optional[str] = Field(default=None, max_length=50)
due_date: Optional[datetime] = Field(default=None)
priority: Optional[str] = Field(default="medium", max_length=20) # low, medium, high
# Recurring task fields
is_recurring: bool = Field(default=False)
recurrence_type: Optional[str] = Field(default=None, max_length=20) # daily, weekly, monthly, yearly
recurrence_interval: Optional[int] = Field(default=1) # e.g., every 2 days, every 3 weeks
recurrence_end_date: Optional[datetime] = Field(default=None)
parent_task_id: Optional[int] = Field(default=None, foreign_key="tasks.id") # For recurring instances
created_at: datetime = Field(default_factory=datetime.utcnow)
updated_at: datetime = Field(default_factory=datetime.utcnow)
# Relationships
user: "User" = Relationship(back_populates="tasks")
subtasks: List["Subtask"] = Relationship(back_populates="task")
class Config:
json_schema_extra = {
"example": {
"id": 1,
"user_id": 42,
"title": "Buy groceries",
"description": "Milk, eggs, bread",
"completed": False,
"category": "Personal",
"due_date": "2026-02-10T10:00:00Z",
"created_at": "2026-02-05T10:00:00Z",
"updated_at": "2026-02-05T10:00:00Z"
}
}
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