moviewyrm/bookwyrm/models/notification.py

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''' alert a user to activity '''
from django.db import models
from .base_model import BookWyrmModel
NotificationType = models.TextChoices(
'NotificationType',
'FAVORITE REPLY MENTION TAG FOLLOW FOLLOW_REQUEST BOOST IMPORT')
class Notification(BookWyrmModel):
''' you've been tagged, liked, followed, etc '''
user = models.ForeignKey('User', on_delete=models.PROTECT)
related_book = models.ForeignKey(
'Edition', on_delete=models.PROTECT, null=True)
related_user = models.ForeignKey(
'User',
on_delete=models.PROTECT, null=True, related_name='related_user')
related_status = models.ForeignKey(
'Status', on_delete=models.PROTECT, null=True)
related_import = models.ForeignKey(
'ImportJob', on_delete=models.PROTECT, null=True)
read = models.BooleanField(default=False)
notification_type = models.CharField(
max_length=255, choices=NotificationType.choices)
class Meta:
''' checks if notifcation is in enum list for valid types '''
constraints = [
models.CheckConstraint(
check=models.Q(notification_type__in=NotificationType.values),
name="notification_type_valid",
)
]