chore: add Now api endpoint, cleanup router

Author: thepsalmist

sensorsafrica/api/v2/router.py

@@ -4,6 +4,7 @@
 from .views import (
     CitiesView,
     NodesView,
+    NowView,
     SensorDataStatsView,
     SensorDataView,
     SensorLocationsView,
@@ -12,34 +13,17 @@
     meta_data,
 )
 
-stat_data_router = routers.DefaultRouter()
-stat_data_router.register(r"", SensorDataStatsView)
-
-data_router = routers.DefaultRouter()
-data_router.register(r"", SensorDataView)
-
-cities_router = routers.DefaultRouter()
-cities_router.register(r"", CitiesView, basename="cities")
-
-nodes_router = routers.DefaultRouter()
-nodes_router.register(r"", NodesView, basename="map")
-
-sensors_router = routers.DefaultRouter()
-sensors_router.register(r"", SensorsView, basename="sensors")
-
-sensor_locations_router = routers.DefaultRouter()
-sensor_locations_router.register(r"", SensorLocationsView, basename="locations")
-
-sensor_types_router = routers.DefaultRouter()
-sensor_types_router.register(r"", SensorTypesView, basename="sensor_types")
+router = routers.DefaultRouter()
+router.register(r"data", SensorDataView, basename="sensor-data")
+router.register(r"data/(?P<sensor_type>[air]+)", SensorDataStatsView, basename="sensor-data-stats")
+router.register(r"cities", CitiesView, basename="cities")
+router.register(r"nodes", NodesView, basename="nodes")
+router.register(r"now", NowView, basename="now")
+router.register(r"locations", SensorLocationsView, basename="sensor-locations")
+router.register(r"sensors", SensorsView, basename="sensors")
+router.register(r"sensor-types", SensorTypesView, basename="sensor-types")
 
 api_urls = [
-    url(r"data/(?P<sensor_type>[air]+)/", include(stat_data_router.urls)),
-    url(r"data/", include(data_router.urls)),
-    url(r"cities/", include(cities_router.urls)),
-    url(r"nodes/", include(nodes_router.urls)),
-    url(r"locations/", include(sensor_locations_router.urls)),
-    url(r"sensors/", include(sensors_router.urls)),
-    url(r"sensor-types/", include(sensor_types_router.urls)),
-    url(r"meta/", meta_data),
+    url(r"^", include(router.urls)),
+    url(r"^meta/", meta_data),
 ]

sensorsafrica/api/v2/views.py

@@ -23,7 +23,7 @@
 from rest_framework.decorators import api_view, authentication_classes
 
 from feinstaub.sensors.views import SensorFilter, StandardResultsSetPagination
-
+from feinstaub.sensors.serializers import NowSerializer
 from feinstaub.sensors.models import (
     Node,
     Sensor,
@@ -471,3 +471,18 @@ def get_database_last_updated():
     sensor_data_value = SensorDataValue.objects.latest('created')
     if sensor_data_value:
         return sensor_data_value.modified
+
+
+class NowView(mixins.ListModelMixin, viewsets.GenericViewSet):
+    """Show all public sensors active in the last 5 minutes with newest value"""
+
+    authentication_classes = [SessionAuthentication, TokenAuthentication]
+    permission_classes = [IsAuthenticated]
+    serializer_class = NowSerializer
+
+    def get_queryset(self):
+        now = timezone.now()
+        startdate = now - datetime.timedelta(minutes=5)
+        return SensorData.objects.filter(
+            sensor__public=True, modified__range=[startdate, now]
+        )