From 00795f119eeb4b8eb1330b7959ca5ef93accc64b Mon Sep 17 00:00:00 2001
From: Andrew Godwin
Date: Fri, 16 Dec 2022 17:24:56 -0700
Subject: Split Follows page into two types

This overcomes the query problem of pulling a combined list
---
 activities/views/follows.py | 47 ++++++++++++++++++++++++++++++---------------
 1 file changed, 32 insertions(+), 15 deletions(-)

(limited to 'activities')

diff --git a/activities/views/follows.py b/activities/views/follows.py
index 6b0881a..f5f5909 100644
--- a/activities/views/follows.py
+++ b/activities/views/follows.py
@@ -1,4 +1,3 @@
-from django.db.models import Q
 from django.utils.decorators import method_decorator
 from django.views.generic import ListView
 
@@ -18,22 +17,40 @@ class Follows(ListView):
     }
     paginate_by = 50
 
+    def get(self, request, *args, **kwargs):
+        self.inbound = self.request.GET.get("inbound")
+        return super().get(request, *args, **kwargs)
+
     def get_queryset(self):
-        return Follow.objects.filter(
-            Q(source=self.request.identity) | Q(target=self.request.identity),
-            state__in=FollowStates.group_active(),
-        ).order_by("-created")
+        if self.inbound:
+            return Follow.objects.filter(
+                target=self.request.identity,
+                state__in=FollowStates.group_active(),
+            ).order_by("-created")
+        else:
+            return Follow.objects.filter(
+                source=self.request.identity,
+                state__in=FollowStates.group_active(),
+            ).order_by("-created")
 
     def get_context_data(self):
         context = super().get_context_data()
-        identities = []
-        for follow in context["page_obj"].object_list:
-            if follow.source == self.request.identity:
-                identity = follow.target
-                follow_type = "outbound"
-            else:
-                identity = follow.source
-                follow_type = "inbound"
-            identities.append((identity, follow_type))
-        context["page_obj"].object_list = identities
+        # Go work out if any of these people also follow us/are followed
+        if self.inbound:
+            context["page_obj"].object_list = [
+                follow.source for follow in context["page_obj"]
+            ]
+            identity_ids = [identity.id for identity in context["page_obj"]]
+            context["outbound_ids"] = Follow.objects.filter(
+                source=self.request.identity, target_id__in=identity_ids
+            ).values_list("target_id", flat=True)
+        else:
+            context["page_obj"].object_list = [
+                follow.target for follow in context["page_obj"]
+            ]
+            identity_ids = [identity.id for identity in context["page_obj"]]
+            context["inbound_ids"] = Follow.objects.filter(
+                target=self.request.identity, source_id__in=identity_ids
+            ).values_list("source_id", flat=True)
+        context["inbound"] = self.inbound
         return context
-- 
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