notification system deployment - v2

apps/notification/pos/api/v1/api.py

@@ -1,9 +1,54 @@
+from apps.notification.pos.api.v1.serializers import NotificationSerializer
+from apps.pos_device.mixins.pos_device_mixin import POSDeviceMixin
+from apps.core.mixins.soft_delete_mixin import SoftDeleteMixin
+from apps.core.mixins.search_mixin import DynamicSearchMixin
 from apps.notification.models import Notification
+from rest_framework.permissions import AllowAny
+from rest_framework.decorators import action
 from rest_framework.response import Response
 from rest_framework import viewsets
 from rest_framework import status
 from django.db import transaction
 
 
-class NotificationViewSet(viewsets.ModelViewSet):
-    pass
+class NotificationViewSet(SoftDeleteMixin, POSDeviceMixin, DynamicSearchMixin, viewsets.ModelViewSet):
+    queryset = Notification.objects.all().select_related('organization')
+    serializer_class = NotificationSerializer
+    permission_classes = [AllowAny]
+
+    def list(self, request, *args, **kwargs):
+        """ show all notification of device """
+
+        organization = self.get_device_organization()
+        queryset = self.queryset.filter(
+            organization=organization,
+            delivered=False,
+            is_read=False
+        )
+
+        # set notifications delivered status to true
+        # queryset.update(delivered=True)
+
+        # paginate & response
+        page = self.paginate_queryset(queryset)
+        if page is not None:
+            serializer = self.get_serializer(page, many=True)
+            return self.get_paginated_response(serializer.data)
+
+    @action(
+        methods=['put'],
+        detail=True,
+        url_path='read_notification',
+        url_name='read_notification',
+        name='read_notification',
+    )
+    @transaction.atomic
+    def read_notification(self, request, pk=None):
+        """ read notification by pos organization """
+
+        query = self.get_object()
+
+        query.is_read = True
+        query.save()
+
+        return Response(status=status.HTTP_200_OK)