work on the POST request for bulk-querying

serializers.py

@@ -1,7 +1,15 @@
+# serializers.py
+
 from rest_framework import serializers
 from .models import GaiaSource
 
 class GaiaSourceSerializer(serializers.ModelSerializer):
     class Meta:
         model = GaiaSource
-        fields = ['uuid', 'ra', 'dec']
+        fields = ['uuid', 'ra', 'dec']
+
+class BulkSearchSerializer(serializers.Serializer):
+    uuid = serializers.CharField()
+    coordinates = serializers.ListField(child = serializers.FloatField())
+    radius = serializers.FloatField()
+    order = serializers.ChoiceField(choices=['ring', 'nested'])

views.py

@@ -1,5 +1,6 @@
+# views.py
+
 from rest_framework.views import APIView
-#from rest_framework.generics import GenericAPIView
 from rest_framework.response import Response
 from rest_framework import status
 
@@ -9,7 +10,6 @@ from .serializers import GaiaSourceSerializer
 from drf_spectacular.utils import extend_schema, OpenApiResponse, OpenApiParameter
 
 import numpy as np
-# import healpy as hp                        #maybe move to astropy-healpix cone_search_skycoord
 from astropy_healpix import HEALPix
 from astropy.coordinates import SkyCoord
 from astropy import units as u
@@ -19,6 +19,19 @@ from astropy import units as u
 
 class ConeSearchView(APIView):
 
+    @staticmethod
+    def get_healpix_indices(ra, dec, radius, nside, order):
+
+        # Create HEALPix object
+        healpix = HEALPix(nside=nside, order=order, frame='icrs')
+
+        # Convert the input coordinates to a SkyCoord object
+        center = SkyCoord(ra=ra*u.deg, dec=dec*u.deg, frame='icrs')
+
+        # Find the pixels within the given radius
+        indices = healpix.cone_search_skycoord(center, radius*u.deg)
+        return indices
+
     serializer_class = GaiaSourceSerializer
 
     @extend_schema(
@@ -97,15 +110,67 @@ class ConeSearchView(APIView):
 
     
 
+    
+
+
+
+
+
+class BulkSearchView(APIView):
+
+    
     @staticmethod
-    def get_healpix_indices(ra, dec, radius, nside, order):
+    def list_to_dict(queries): #turn a list of dicts into a dict of lists
+                transformed = {
+                    'uuids': [],
+                    'coordinates': [],
+                    'radii': []
+                    'orders': []
+                }
+                for query in queries:
+                    transformed['uuids'].append(query['uuid'])
+                    transformed['coordinates'].append(query['coordinates'])
+                    transformed['radii'].append(query['radius'])
+                    transformed['orders'].append(query['order'])
+                return transformed
 
-        # Create HEALPix object
-        healpix = HEALPix(nside=nside, order=order, frame='icrs')
+    @staticmethod
+    def process_coordinates(transformed, order):
+    results = []
+    for i, coords in enumerate(transformed['coordinates']):
+
+        ra, dec = coords
+        radius = transformed['radii'][i]
+        uuid = transformed['uuids'][i]
+        order = transformed['orders'][i]
+        
+        # Call your function to get HEALPix indices
+        healpix_indices = ConeSearchView.get_healpix_indices(ra, dec, radius, 2048, order)
+        
+        results.append({
+            'uuid': uuid,
+            'coordinates': coords,
+            'healpix_indices': healpix_indices
+            'orders': order
+        })
+
+    return results
+
+
+
+    def post(self, request):
+
+        serializer = BulkSearchSerializer(data=request.data['queries'], many=True)
+
+        if serializer.is_valid():
+            
+            transformed = list_to_dict(serializer.validated_data)
+
+            processed_results = process_coordinates(transformed)
+
+            final_results = 
+            
+
+            
 
-        # Convert the input coordinates to a SkyCoord object
-        center = SkyCoord(ra=ra*u.deg, dec=dec*u.deg, frame='icrs')
 
-        # Find the pixels within the given radius
-        indices = healpix.cone_search_skycoord(center, radius*u.deg)
-        return indices