From fab89f620b2da76ca61e4d8fd799f60354a80792 Mon Sep 17 00:00:00 2001
From: ErrorNoInternet <error.nointernet@gmail.com>
Date: Sat, 28 Jan 2023 22:56:46 +0800
Subject: [PATCH] Use user_id if no display name

---
 src/matrix.rs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/matrix.rs b/src/matrix.rs
index 10b0a07..955b087 100644
--- a/src/matrix.rs
+++ b/src/matrix.rs
@@ -50,7 +50,10 @@ pub async fn login_and_sync(matrix_configuration: MatrixConfiguration, bot_state
         }
     };
     let display_name = match client.account().get_display_name().await {
-        Ok(display_name) => display_name.unwrap_or(matrix_configuration.username.to_owned()),
+        Ok(display_name) => display_name.unwrap_or(match client.user_id() {
+            Some(user_id) => user_id.to_string(),
+            None => matrix_configuration.username.to_owned(),
+        }),
         Err(error) => {
             log_message(
                 MatrixError,