moviewyrm/fedireads/models/status.py
2020-02-22 14:02:03 -08:00

75 lines
2.5 KiB
Python

''' models for storing different kinds of Activities '''
from django.core.validators import MaxValueValidator, MinValueValidator
from django.db import models
from django.dispatch import receiver
from model_utils.managers import InheritanceManager
import re
from fedireads.utils.models import FedireadsModel
class Status(FedireadsModel):
''' any post, like a reply to a review, etc '''
user = models.ForeignKey('User', on_delete=models.PROTECT)
status_type = models.CharField(max_length=255, default='Note')
content = models.TextField(blank=True, null=True)
mention_users = models.ManyToManyField('User', related_name='mention_user')
mention_books = models.ManyToManyField('Book', related_name='mention_book')
activity_type = models.CharField(max_length=255, default='Note')
local = models.BooleanField(default=True)
privacy = models.CharField(max_length=255, default='public')
sensitive = models.BooleanField(default=False)
favorites = models.ManyToManyField(
'User',
symmetrical=False,
through='Favorite',
through_fields=('status', 'user'),
related_name='user_favorites'
)
reply_parent = models.ForeignKey(
'self',
null=True,
on_delete=models.PROTECT
)
objects = InheritanceManager()
class Review(Status):
''' a book review '''
name = models.CharField(max_length=255)
book = models.ForeignKey('Book', on_delete=models.PROTECT)
rating = models.IntegerField(
default=0,
validators=[MinValueValidator(0), MaxValueValidator(5)]
)
def save(self, *args, **kwargs):
self.status_type = 'Review'
self.activity_type = 'Article'
super().save(*args, **kwargs)
class Favorite(FedireadsModel):
''' fav'ing a post '''
user = models.ForeignKey('User', on_delete=models.PROTECT)
status = models.ForeignKey('Status', on_delete=models.PROTECT)
class Meta:
unique_together = ('user', 'status')
class Tag(FedireadsModel):
''' freeform tags for books '''
user = models.ForeignKey('User', on_delete=models.PROTECT)
book = models.ForeignKey('Book', on_delete=models.PROTECT)
name = models.CharField(max_length=100)
identifier = models.CharField(max_length=100)
def save(self, *args, **kwargs):
if not self.id:
# add identifiers to new tags
self.identifier = re.sub(r'\W+', '-', self.name).lower()
super().save(*args, **kwargs)
class Meta:
unique_together = ('user', 'book', 'name')