Add support for non expiring schedules

- by default, remove all schedules
- but of you click this button then this behavior will not happen

whats-open/api/admin.py

@@ -63,7 +63,8 @@ class ScheduleAdmin(admin.ModelAdmin):
                        # Pair valid_start and valid_end together on the same
                        # line
                        ('valid_start', 'valid_end'),
-                       'twenty_four_hours')
+                       'twenty_four_hours',
+                       'schedule_for_removal')
         }),
     )
 

whats-open/api/models.py

@@ -162,7 +162,7 @@ class Facility(TimeStampedModel):
         """
         for special_schedule in self.special_schedules.all():
             # If it ends before today
-            if special_schedule.valid_end < datetime.date.today():
+            if special_schedule.valid_end < datetime.date.today() and special_schedule.schedule_for_removal:
                 self.special_schedules.remove(special_schedule)
 
     class Meta:
@@ -198,6 +198,10 @@ class Schedule(TimeStampedModel):
     twenty_four_hours = models.BooleanField('24 hour schedule?', blank=True,
                                             default=False, help_text="Toggle to True if the Facility is open 24 hours. You do not need to specify any Open Times, it will always be displayed as open.")
 
+    # Boolean for if this schedule should never be removed.
+    schedule_for_removal = models.BooleanField('Schedule for removal', blank=False,
+                                               default=True, help_text="Toggle to False if the schedule should never be removed in the backend. By default, all schedules are automatically deleted after they have expired.")
+
     def is_open_now(self):
         """
         Return true if this schedule is open right now.

whats-open/api/serializers.py

@@ -66,7 +66,7 @@ class ScheduleSerializer(serializers.ModelSerializer):
         model = Schedule
         # List the fields that we are serializing
         fields = ('id', 'open_times', 'modified', 'name', 'valid_start',
-                  'valid_end', 'twenty_four_hours')
+                  'valid_end', 'twenty_four_hours', 'schedule_for_removal')
 
 class FacilitySerializer(serializers.HyperlinkedModelSerializer):
     """

whats-open/api/views.py

@@ -376,10 +376,12 @@ class FacilityViewSet(viewsets.ReadOnlyModelViewSet):
         'main_schedule__valid_start',
         'main_schedule__valid_end',
         'main_schedule__twenty_four_hours',
+        'main_schedule__schedule_for_removal',
         'special_schedules__name',
         'special_schedules__valid_start',
         'special_schedules__valid_end',
-        'special_schedules__twenty_four_hours'
+        'special_schedules__twenty_four_hours',
+        'special_schedules__schedule_for_removal'
     )
 
     # Associate a serializer with the ViewSet
@@ -485,7 +487,8 @@ class ScheduleViewSet(viewsets.ModelViewSet):
         'name',
         'valid_start',
         'valid_end',
-        'twenty_four_hours'
+        'twenty_four_hours',
+        'schedule_for_removal'
     )
 
     # Associate a serializer with the ViewSet
@@ -509,7 +512,7 @@ class ScheduleViewSet(viewsets.ModelViewSet):
             for schedule in Schedule.objects.all()
             # If the schedule ended before today
             if schedule.valid_end and schedule.valid_start
-            if schedule.valid_end < datetime.today()
+            if schedule.valid_end < datetime.datetime.now(schedule.valid_end.tzinfo)
         ]
         # Return all Schedule objects that have not expired
         return Schedule.objects.exclude(pk__in=filter_old_schedules)