[scrobbles] Fix display of task notes

vrobbler/apps/scrobbles/views.py

@@ -792,6 +792,7 @@ class ScrobbleDetailView(DetailView):
     model = Scrobble
     slug_field = "uuid"
     slug_url_kwarg = "uuid"
+    paginate_by = 100
 
     def get_form_class(self):
         return self.object.media_obj.logdata_cls().form()
@@ -830,10 +831,55 @@ class ScrobbleDetailView(DetailView):
         context = self.get_context_data(log_form=form)
         return self.render_to_response(context)
 
+    MEDIA_FK_MAP = {
+        "Video": "video",
+        "Track": "track",
+        "PodcastEpisode": "podcast_episode",
+        "Book": "book",
+        "Paper": "paper",
+        "VideoGame": "video_game",
+        "BoardGame": "board_game",
+        "Beer": "beer",
+        "Food": "food",
+        "Puzzle": "puzzle",
+        "Trail": "trail",
+        "GeoLocation": "geo_location",
+        "Task": "task",
+        "WebPage": "web_page",
+        "LifeEvent": "life_event",
+        "Mood": "mood",
+        "BrickSet": "brick_set",
+    }
+
     def get_context_data(self, **kwargs):
         context = super().get_context_data(**kwargs)
         if "log_form" not in context:
             context["log_form"] = self.get_form()
+
+        media_obj = self.object.media_obj
+        user = self.object.user
+        media_type = self.object.media_type
+
+        fk_field = self.MEDIA_FK_MAP.get(media_type)
+        if fk_field:
+            related_scrobbles = (
+                Scrobble.objects.filter(user=user)
+                .filter(**{fk_field: media_obj})
+                .exclude(id=self.object.id)
+                .order_by("-timestamp")
+            )
+        else:
+            related_scrobbles = Scrobble.objects.none()
+
+        page = self.request.GET.get("page")
+        paginator = Paginator(related_scrobbles, self.paginate_by)
+        try:
+            context["related_scrobbles"] = paginator.page(page)
+        except PageNotAnInteger:
+            context["related_scrobbles"] = paginator.page(1)
+        except EmptyPage:
+            context["related_scrobbles"] = paginator.page(paginator.num_pages)
+
         return context