NDOJ/judge/views/notification.py
2020-10-19 22:54:13 -05:00

52 lines
1.8 KiB
Python

from django.contrib.auth.decorators import login_required
from django.views.generic import ListView
from django.utils.translation import ugettext as _
from django.utils.timezone import now
from django.db.models import BooleanField, Value
from judge.utils.cachedict import CacheDict
from judge.models import Profile, Comment, Notification
__all__ = ['NotificationList']
class NotificationList(ListView):
model = Notification
context_object_name = 'notifications'
template_name = 'notification/list.html'
def get_queryset(self):
self.unseen_cnt = self.request.profile.count_unseen_notifications
query = {
'owner': self.request.profile,
}
self.queryset = Notification.objects.filter(**query)\
.order_by('-time')[:100] \
.annotate(seen=Value(True, output_field=BooleanField()))
# Mark the several first unseen
for cnt, q in enumerate(self.queryset):
if (cnt < self.unseen_cnt):
q.seen = False
else:
break
return self.queryset
def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
context['unseen_count'] = self.unseen_cnt
context['title'] = _('Notifications (%d unseen)' % context['unseen_count'])
context['has_notifications'] = self.queryset.exists()
context['page_titles'] = CacheDict(lambda page: Comment.get_page_title(page))
return context
def get(self, request, *args, **kwargs):
ret = super().get(request, *args, **kwargs)
# update after rendering
Notification.objects.filter(owner=self.request.profile).update(read=True)
return ret