deduplicate authors

src/screens/Notifications/ActivityList.tsx

@@ -6,6 +6,7 @@ import {type AllNavigatorParams} from '#/lib/routes/types'
 import {PostFeed} from '#/view/com/posts/PostFeed'
 import {EmptyState} from '#/view/com/util/EmptyState'
 import * as Layout from '#/components/Layout'
+import {ListFooter} from '#/components/Lists'
 
 type Props = NativeStackScreenProps<
   AllNavigatorParams,
@@ -36,6 +37,7 @@ export function NotificationsActivityListScreen({
           <EmptyState icon="growth" message={_(msg`No posts here`)} />
         )}
         disablePoll
+        renderEndOfFeed={() => <ListFooter />}
       />
     </Layout.Screen>
   )

src/state/queries/notifications/util.ts

@@ -145,7 +145,8 @@ export function groupNotifications(
           Math.abs(ts2 - ts) < MS_2DAY &&
           notif.reason === groupedNotif.notification.reason &&
           notif.reasonSubject === groupedNotif.notification.reasonSubject &&
-          notif.author.did !== groupedNotif.notification.author.did
+          (notif.author.did !== groupedNotif.notification.author.did ||
+            notif.reason === 'subscribed-post')
         ) {
           const nextIsFollowBack =
             notif.reason === 'follow' && notif.author.viewer?.following

src/view/com/notifications/NotificationFeedItem.tsx

@@ -165,7 +165,10 @@ let NotificationFeedItem = ({
         href: makeProfileLink(author),
         moderation: moderateProfile(author, moderationOpts),
       })) || []),
-    ]
+    ].filter(
+      (author, index, arr) =>
+        arr.findIndex(au => au.profile.did === author.profile.did) === index,
+    )
   }, [item, moderationOpts])
 
   const niceTimestamp = niceDate(i18n, item.notification.indexedAt)
@@ -659,7 +662,8 @@ let NotificationFeedItem = ({
             {item.type === 'post-like' ||
             item.type === 'repost' ||
             item.type === 'like-via-repost' ||
-            item.type === 'repost-via-repost' ? (
+            item.type === 'repost-via-repost' ||
+            item.type === 'subscribed-post' ? (
               <View style={[a.pt_2xs]}>
                 <AdditionalPostText post={item.subject} />
               </View>