gault-millau/apps/comment/models.py
2019-11-12 16:19:03 +03:00

52 lines
1.7 KiB
Python

"""Models for app comment."""
from django.contrib.contenttypes import fields as generic
from django.db import models
from django.utils.translation import gettext_lazy as _
from account.models import User
from translation.models import Language
from utils.models import ProjectBaseMixin
from utils.querysets import ContentTypeQuerySetMixin
class CommentQuerySet(ContentTypeQuerySetMixin):
"""QuerySets for Comment model."""
def by_user(self, user: User):
"""Return comments by author"""
return self.filter(user=user)
def annotate_is_mine_status(self, user):
"""Annotate belonging status"""
return self.annotate(is_mine=models.Case(
models.When(
models.Q(user=user if user.is_authenticated else None),
then=True
),
default=False,
output_field=models.BooleanField()
))
class Comment(ProjectBaseMixin):
"""Comment model."""
text = models.TextField(verbose_name=_('Comment text'))
mark = models.PositiveIntegerField(blank=True, null=True, default=None, verbose_name=_('Mark'))
user = models.ForeignKey('account.User', related_name='comments', on_delete=models.CASCADE, verbose_name=_('User'))
old_id = models.IntegerField(null=True, blank=True, default=None)
content_type = models.ForeignKey(generic.ContentType, on_delete=models.CASCADE)
object_id = models.PositiveIntegerField()
content_object = generic.GenericForeignKey('content_type', 'object_id')
objects = CommentQuerySet.as_manager()
class Meta:
"""Meta class"""
verbose_name = _('Comment')
verbose_name_plural = _('Comments')
def __str__(self):
"""String representation"""
return str(self.user)