Added stop_route to traveller list view. Performance should be okay

busManager/coord/admin.py

@@ -132,7 +132,7 @@ class TravellerRouteInline(admin.TabularInline):
 
 @admin.register(Traveller)
 class TravellerAdmin(MyImportExportModelAdmin, CloneModelAdmin, admin.ModelAdmin):
-    list_display = ["first_name", "last_name", "school", "year_level", "residential_address", "residential_suburb", "travel_start_date", "travel_end_date"]
+    list_display = ["first_name", "last_name", "school", "year_level", "residential_address", "residential_suburb", "stop_route", "travel_start_date", "travel_end_date"]
     list_filter = ["school", "eligibility_status", "bus_stops__bus", "residential_suburb", ("travel_end_date", DateFieldListFilter), "is_archived"]
     search_fields = ["first_name", "last_name", "residential_address"]
     cloneable_fields = ["last_name", "residential_address", "residential_suburb",
@@ -214,6 +214,14 @@ class TravellerAdmin(MyImportExportModelAdmin, CloneModelAdmin, admin.ModelAdmin
     def yearly_rollover(self, request, queryset):
         pass
 
+    def stop_route(self, obj):
+        stops = BusStop.objects.filter(traveller__id__exact=obj.id)
+        if stops.count() == 0:
+            return ""
+        if stops.count() == 1:
+            return stops.first()
+        return "Multiple"
+
     def save_model(self, request, obj, form, change):
         print("Saving")
         if obj.is_archived and obj.travel_end_date is None: