From 622692fe4d4f1623ae93d0daa3610e3883e6d07b Mon Sep 17 00:00:00 2001
From: Alex Gleason <alex@alexgleason.me>
Date: Fri, 13 Oct 2023 17:37:11 -0500
Subject: [PATCH] MentionNode: truncate Nostr usernames

---
 src/features/compose/editor/nodes/mention-node.tsx | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/features/compose/editor/nodes/mention-node.tsx b/src/features/compose/editor/nodes/mention-node.tsx
index e170550ab4..2a47871668 100644
--- a/src/features/compose/editor/nodes/mention-node.tsx
+++ b/src/features/compose/editor/nodes/mention-node.tsx
@@ -9,6 +9,7 @@ import { $applyNodeReplacement, DecoratorNode } from 'lexical';
 import React from 'react';
 
 import { Tooltip } from 'soapbox/components/ui';
+import { isPubkey } from 'soapbox/utils/nostr';
 
 import type {
   EditorConfig,
@@ -87,7 +88,7 @@ class MentionNode extends DecoratorNode<JSX.Element> {
           type='button'
           dir='ltr'
         >
-          @{username}
+          @{isPubkey(username) ? username.slice(0, 8) : username}
         </button>
       </Tooltip>
     );