From 62f8a81297161d5d81c8448b78ba4fc9261bc620 Mon Sep 17 00:00:00 2001
From: akaron <matlaurt@proton.me>
Date: Sat, 26 Oct 2024 17:09:40 +0800
Subject: [PATCH] fix crash when nickname only consists of blank chars

---
 .../conversations/ui/adapter/ConversationAdapter.java      | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/main/java/eu/siacs/conversations/ui/adapter/ConversationAdapter.java b/src/main/java/eu/siacs/conversations/ui/adapter/ConversationAdapter.java
index a64ffd5f249329a0943f4316c38fa890e0a4f8ab..80c0c7eea449ca7ce7d11176543ad7e0e67258b4 100644
--- a/src/main/java/eu/siacs/conversations/ui/adapter/ConversationAdapter.java
+++ b/src/main/java/eu/siacs/conversations/ui/adapter/ConversationAdapter.java
@@ -183,8 +183,11 @@ public class ConversationAdapter
             if (status == Message.STATUS_RECEIVED) {
                 if (conversation.getMode() == Conversation.MODE_MULTI) {
                     viewHolder.binding.senderName.setVisibility(View.VISIBLE);
-                    viewHolder.binding.senderName.setText(
-                            UIHelper.getMessageDisplayName(message).split("\\s+")[0] + ':');
+                    String display = UIHelper.getMessageDisplayName(message);
+                    // Skip when nickname only consists of blank chars
+                    if (display.split("\\s+").length != 0)
+                        display = display.split("\\s+")[0];
+                    viewHolder.binding.senderName.setText(display + ':');
                 } else {
                     viewHolder.binding.senderName.setVisibility(View.GONE);
                 }