nicolium: indicate unavailable parent posts on akkoma

Signed-off-by: nicole mikołajczyk <git@mkljczk.pl>

packages/nicolium/src/components/statuses/status-reply-mentions.tsx

@@ -9,7 +9,7 @@ import { useModalsActions } from '@/stores/modals';
 import type { NormalizedStatus as Status } from '@/queries/statuses/normalize';
 
 interface IStatusReplyMentions {
-  status: Pick<Status, 'in_reply_to_id' | 'id' | 'mentions'>;
+  status: Pick<Status, 'in_reply_to_id' | 'in_reply_to_account_id' | 'id' | 'mentions'>;
   hoverable?: boolean;
 }
 
@@ -23,6 +23,15 @@ const StatusReplyMentions: React.FC<IStatusReplyMentions> = ({ status, hoverable
   };
 
   if (!status.in_reply_to_id) {
+    // Used as placeholder by Akkoma
+    // https://akkoma.dev/AkkomaGang/akkoma/src/branch/develop/lib/pleroma/web/mastodon_api/views/status_view.ex#L31
+    if (status.in_reply_to_account_id === '_') {
+      return (
+        <div className='⁂-status-reply-mentions ⁂-status-reply-mentions--unavailable'>
+          <FormattedMessage id='reply_mentions.reply_empty' defaultMessage='Replying to post' />
+        </div>
+      );
+    }
     return null;
   }
 

packages/nicolium/src/styles/new/statuses.scss

@@ -57,6 +57,10 @@
   .dark & {
     color: rgb(var(--color-gray-600));
   }
+
+  &--unavailable {
+    text-decoration: line-through;
+  }
 }
 
 .⁂-status,