Create endpoint to retrieve region containment info for chch and auck
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3 changed files with 25 additions and 1 deletions
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@ -3,7 +3,7 @@ import json
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from django.http import Http404
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from django.db.models import Q
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from .models import Plant, EcologicalRegion, EcologicalDistrictLayer, SoilOrder, SoilVariant
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from .models import Plant, EcologicalRegion, EcologicalDistrictLayer, ChristchurchZone, SoilOrder, SoilVariant
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from .wms_utils import get_point_from_coordinates
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@ -59,6 +59,16 @@ def ecological_district_coordinate_filter(coordinates):
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raise Http404(
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f"Ecological district layer cannot be found for point {pnt}")
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def is_in_auckland(coordinates):
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pnt = get_point_from_coordinates(coordinates)
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eco_district = EcologicalDistrictLayer.objects.filter(geom__intersects=pnt).first()
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print(eco_district.ecologic_2)
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return eco_district is not None and eco_district.ecologic_2.name == 'Auckland'
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def is_in_christchurch(coordinates):
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pnt = get_point_from_coordinates(coordinates)
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in_chch = ChristchurchZone.objects.filter(geom__intersects=pnt).first()
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return in_chch is not None;
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def get_filtered_plants(request):
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filtered_plants = Plant.objects.all()
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@ -68,6 +68,19 @@ class LINZPropertyViewSet(viewsets.ViewSet):
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else:
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return HttpResponseBadRequest("No coordinate given.")
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class AuckCHCHRegionInformation(viewsets.ViewSet):
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""" Filtered viewset defining if coordinate falls inside auckland and chch regions.
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"""
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def list(self, request):
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coordinates = self.request.query_params.get('coordinates')
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if coordinates is not None:
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in_chch = is_in_christchurch(coordinates)
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in_auckland = is_in_auckland(coordinates)
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region_details = {"in_chch": in_chch, "in_auckland": in_auckland}
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return Response(region_details)
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else:
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return HttpResponseBadRequest("No coordinate given.")
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class HabitatViewSet(viewsets.ModelViewSet):
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""" Viewset for all habitats.
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@ -24,6 +24,7 @@ router.register(r'plants', views.PlantViewSet)
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router.register(r'soil', views.SoilOrderViewSet, basename='soil')
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router.register(r'ecologicaldistrict', views.EcologicalDistrictViewSet, basename='ecologicaldistrict')
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router.register(r'address', views.LINZPropertyViewSet, basename='address')
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router.register(r'region', views.AuckCHCHRegionInformation, basename='region')
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router.register(r'habitats', views.HabitatViewSet, basename='habitats')
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router.register(r'habitatimage', views.HabitatImageViewSet, basename='habitatimage')
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