Fix payout challenge indexing

accounts/api.py

@@ -305,7 +305,7 @@ def get(self, request: Request, *args, **kwargs):
                 {"message": f"Account with ID {account_id} not found."}, status=404
             )
 
-        donations = Donation.objects.filter(recipient=account)
+        donations = Donation.objects.prefetch_related('donor', 'pot', 'recipient', 'referrer', 'chef', 'token').filter(recipient=account)
         results = self.paginate_queryset(donations, request, view=self)
         serializer = DonationSerializer(results, many=True)
         return self.get_paginated_response(serializer.data)
@@ -346,7 +346,7 @@ def get(self, request: Request, *args, **kwargs):
                 {"message": f"Account with ID {account_id} not found."}, status=404
             )
 
-        donations = Donation.objects.filter(donor=account)
+        donations = Donation.objects.select_related('donor', 'pot', 'recipient', 'referrer', 'chef', 'token').prefetch_related('pot__admins').filter(donor=account) #TODO:  this takes more time than just doing a  prefetch_related for the fields.
         results = self.paginate_queryset(donations, request, view=self)
         serializer = DonationSerializer(results, many=True)
         return self.get_paginated_response(serializer.data)

lists/api.py

@@ -139,13 +139,13 @@ class ListRegistrationsAPI(APIView, CustomSizePageNumberPagination):
     def get(self, request: Request, *args, **kwargs):
         list_id = kwargs.get("list_id")
         try:
-            list_obj = List.objects.get(id=list_id)
+            list_obj = List.objects.prefetch_related('registrations').get(id=list_id)
         except List.DoesNotExist:
             return Response(
                 {"message": f"List with ID {list_id} not found."}, status=404
             )
 
-        registrations = list_obj.registrations.all()
+        registrations = list_obj.registrations.select_related().all()
         status_param = request.query_params.get("status")
         category_param = request.query_params.get("category")
         if status_param:

pots/migrations/0013_potpayoutchallenge_tx_hash.py

@@ -0,0 +1,23 @@
+# Generated by Django 5.0.6 on 2024-07-29 21:47
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("pots", "0012_alter_pot_base_currency_alter_pot_chef_and_more"),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="potpayoutchallenge",
+            name="tx_hash",
+            field=models.CharField(
+                blank=True,
+                help_text="Transaction hash.",
+                null=True,
+                verbose_name="transaction hash",
+            ),
+        ),
+    ]

pots/models.py

@@ -580,6 +580,12 @@ class PotPayoutChallenge(models.Model):
         null=False,
         help_text=_("Challenge message."),
     )
+    tx_hash = models.CharField(
+        _("transaction hash"),
+        null=True,
+        blank=True,
+        help_text=_("Transaction hash."),
+    )
 
     class Meta:
         verbose_name_plural = "Payout Challenges"