coins-demo/todo/models.py
2018-12-21 00:38:44 -08:00

86 lines
2.9 KiB
Python

from __future__ import unicode_literals
import datetime
from django.conf import settings
from django.contrib.auth.models import Group
from django.db import models
from django.urls import reverse
from django.utils import timezone
class TaskList(models.Model):
name = models.CharField(max_length=60)
slug = models.SlugField(default="")
group = models.ForeignKey(Group, on_delete=models.CASCADE)
def __str__(self):
return self.name
class Meta:
ordering = ["name"]
verbose_name_plural = "Task Lists"
# Prevents (at the database level) creation of two lists with the same slug in the same group
unique_together = ("group", "slug")
class Task(models.Model):
title = models.CharField(max_length=140)
task_list = models.ForeignKey(TaskList, on_delete=models.CASCADE, null=True)
created_date = models.DateField(default=timezone.now, blank=True, null=True)
due_date = models.DateField(blank=True, null=True)
completed = models.BooleanField(default=False)
completed_date = models.DateField(blank=True, null=True)
created_by = models.ForeignKey(
settings.AUTH_USER_MODEL, related_name="todo_created_by", on_delete=models.CASCADE
)
assigned_to = models.ForeignKey(
settings.AUTH_USER_MODEL,
blank=True,
null=True,
related_name="todo_assigned_to",
on_delete=models.CASCADE,
)
note = models.TextField(blank=True, null=True)
priority = models.PositiveIntegerField()
# Has due date for an instance of this object passed?
def overdue_status(self):
"Returns whether the Tasks's due date has passed or not."
if self.due_date and datetime.date.today() > self.due_date:
return True
def __str__(self):
return self.title
def get_absolute_url(self):
return reverse("todo:task_detail", kwargs={"task_id": self.id})
# Auto-set the Task creation / completed date
def save(self, **kwargs):
# If Task is being marked complete, set the completed_date
if self.completed:
self.completed_date = datetime.datetime.now()
super(Task, self).save()
class Meta:
ordering = ["priority"]
class Comment(models.Model):
"""
Not using Django's built-in comments because we want to be able to save
a comment and change task details at the same time. Rolling our own since it's easy.
"""
author = models.ForeignKey(settings.AUTH_USER_MODEL, on_delete=models.CASCADE)
task = models.ForeignKey(Task, on_delete=models.CASCADE)
date = models.DateTimeField(default=datetime.datetime.now)
body = models.TextField(blank=True)
def snippet(self):
# Define here rather than in __str__ so we can use it in the admin list_display
return "{author} - {snippet}...".format(author=self.author, snippet=self.body[:35])
def __str__(self):
return self.snippet()