Add /alerts endpoint to API

- get the list of alerts
	- todo: remove alerts that have expired or
		are no longer in effect

whats-open/api/models.py

@@ -329,4 +329,4 @@ class Alert(TimeStampedModel):
         """
         String representation of an Alert object.
         """
-        return "%s | %s" % (self.message, self.urgency_tag)
+        return "%s" % (self.message)

whats-open/api/urls.py

@@ -15,7 +15,7 @@ from django.views.generic.base import RedirectView
 
 # App Imports
 from .views import (CategoryViewSet, FacilityViewSet, ScheduleViewSet,
-                    LocationViewSet)
+                    LocationViewSet, AlertViewSet)
 
 # Other Imports
 from rest_framework.routers import DefaultRouter
@@ -28,6 +28,7 @@ ROUTER.register(r'categories', CategoryViewSet)
 ROUTER.register(r'facilities', FacilityViewSet)
 ROUTER.register(r'schedules', ScheduleViewSet)
 ROUTER.register(r'locations', LocationViewSet)
+ROUTER.register(r'alerts', AlertViewSet)
 
 urlpatterns = [
     # / - Default route

whats-open/api/views.py

@@ -8,14 +8,20 @@ from __future__ import (absolute_import, division, print_function,
                         unicode_literals)
 
 # App Imports
-from .models import Facility, OpenTime, Category, Schedule, Location
+from .models import Facility, OpenTime, Category, Schedule, Location, Alert
 from .serializers import (CategorySerializer, FacilitySerializer,
                           ScheduleSerializer, OpenTimeSerializer, 
-                          LocationSerializer)
+                          LocationSerializer, AlertSerializer)
 
 # Other Imports
 from rest_framework import viewsets
 
+class AlertViewSet(viewsets.ReadOnlyModelViewSet):
+    """
+    """
+    queryset = Alert.objects.all()
+    serializer_class = AlertSerializer
+
 class CategoryViewSet(viewsets.ReadOnlyModelViewSet):
     """
     """