Profile redesign: Show yourself in follower list (#37813)

app/javascript/mastodon/selectors/timelines.ts

@@ -47,5 +47,5 @@ export function toTypedTimeline(timeline?: ImmutableMap<string, unknown>) {
       emptyList,
     ) as ImmutableList<string>,
     items: timeline.get('items', emptyList) as ImmutableList<string>,
-  } as TimelineShape;
+  } satisfies TimelineShape;
 }

app/javascript/mastodon/selectors/user_lists.ts

@@ -0,0 +1,35 @@
+import type { Map as ImmutableMap } from 'immutable';
+import { List as ImmutableList } from 'immutable';
+
+import { createAppSelector } from '../store';
+
+export const selectUserListWithoutMe = createAppSelector(
+  [
+    (state) => state.user_lists,
+    (state) => (state.meta.get('me') as string | null) ?? null,
+    (_state, listName: string) => listName,
+    (_state, _listName, accountId?: string | null) => accountId ?? null,
+  ],
+  (lists, currentAccountId, listName, accountId) => {
+    if (!accountId || !listName) {
+      return null;
+    }
+    const list = lists.getIn([listName, accountId]) as
+      | ImmutableMap<string, unknown>
+      | undefined;
+    if (!list) {
+      return null;
+    }
+
+    // Returns the list except the current account.
+    return {
+      items: (
+        list.get('items', ImmutableList<string>()) as ImmutableList<string>
+      )
+        .filter((id) => id !== currentAccountId)
+        .toArray(),
+      isLoading: !!list.get('isLoading', true),
+      hasMore: !!list.get('hasMore', false),
+    };
+  },
+);