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from django.db.models.query import QuerySet
from django.http.response import Http404
from rest_framework.response import Response
from rest_framework.views import APIView
from rest_framework import permissions
from rest_framework import generics
from rest_framework.views import Http404
from rest_framework.generics import get_object_or_404
from knox.auth import TokenAuthentication
from django.db.models.query import Q
from .models import *
from .serializers import *
def set_users(request):
users_list = request.data.get('users', [])
user_pk = request.user.pk
if isinstance(users_list, list):
if user_pk not in users_list:
users_list.append(user_pk)
request.data['users'] = users_list
class GroupView(generics.ListCreateAPIView):
permission_classes = (permissions.IsAuthenticated, )
authentication_classes = (TokenAuthentication, )
serializer_class = GroupSerializer
def get_queryset(self):
return Group.objects.filter(
Q(owner=self.request.user) |
Q(users__in=(self.request.user.pk, ))
).distinct()
def get_serializer_context(self):
context = super(GroupView, self).get_serializer_context()
context.update({"request": self.request})
return context
def create(self, request, *args, **kwargs):
request.data['owner'] = request.user.pk
set_users(request)
return super().create(request, *args, **kwargs)
class GroupDetailView(generics.RetrieveUpdateDestroyAPIView):
permission_classes = (permissions.IsAuthenticated, )
authentication_classes = (TokenAuthentication, )
serializer_class = GroupSerializer
def get_queryset(self):
return Group.objects.filter(
Q(owner=self.request.user)
).distinct()
def get_serializer_context(self):
context = super(GroupDetailView, self).get_serializer_context()
context.update({"request": self.request})
return context
def update(self, request, *args, **kwargs):
request.data['owner'] = request.user.pk
set_users(request)
return super().update(request, *args, **kwargs)
def retrieve(self, request, pk):
try:
group = Group.objects.filter(
Q(owner=request.user) |
Q(users__in=(request.user.pk, ))
).distinct().get(Q(pk=pk))
except Group.DoesNotExist:
raise Http404
serializer = GroupSerializer(group, context={"request": self.request})
return Response(serializer.data)
class GmsView(APIView):
permission_classes = (permissions.IsAuthenticated, )
authentication_classes = (TokenAuthentication, )
def get(self, request, pk):
try:
group = Group.objects.filter(
Q(owner=request.user) |
Q(users__in=(request.user.pk, ))
).distinct().get(Q(pk=pk))
except Group.DoesNotExist:
raise Http404
serialzier = GroupMessagesSerializer(
group,
context={"request": request}
)
return Response(serialzier.data)
def post(self, request, pk):
try: # check is user in group TODO: Make it better
Group.objects.filter(
Q(owner=request.user) |
Q(users__in=(request.user.pk, ))
).distinct().get(Q(pk=pk))
except Group.DoesNotExist:
raise Http404
request.data['sender'] = request.user.pk
request.data['reciever'] = pk
serializer = GmSerializer(data=request.data)
serializer.is_valid(raise_exception=True)
serializer.save()
return Response(serializer.data)
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