From fabf60f91d311f1d230fa8f3820497ab5a719d96 Mon Sep 17 00:00:00 2001
From: Thibault Duplessis <t@lichess.org>
Date: Tue, 2 Nov 2021 11:30:26 +0100
Subject: [PATCH] not all notifications have a user property

---
 ui/notify/src/ctrl.ts       | 4 ++--
 ui/notify/src/interfaces.ts | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/ui/notify/src/ctrl.ts b/ui/notify/src/ctrl.ts
index fa1e56519f..7c139cb164 100644
--- a/ui/notify/src/ctrl.ts
+++ b/ui/notify/src/ctrl.ts
@@ -38,7 +38,7 @@ export default function makeCtrl(opts: NotifyOpts, redraw: Redraw): Ctrl {
     const notif = data.pager.currentPageResults.find(n => !n.read);
     if (!notif) return;
     opts.pulse();
-    if (!lichess.quietMode || notif.content.user.id == 'lichess') lichess.sound.playOnce('newPM');
+    if (!lichess.quietMode || notif.content.user?.id == 'lichess') lichess.sound.playOnce('newPM');
     const text = asText(notif, lichess.trans(data.i18n));
     const pushSubscribed = parseInt(lichess.storage.get('push-subscribed') || '0', 10) + 86400000 >= Date.now(); // 24h
     if (!pushSubscribed && text) notify(text);
@@ -71,7 +71,7 @@ export default function makeCtrl(opts: NotifyOpts, redraw: Redraw): Ctrl {
   function setMsgRead(user: string) {
     if (data)
       data.pager.currentPageResults.forEach(n => {
-        if (n.type == 'privateMessage' && n.content.user.id == user && !n.read) {
+        if (n.type == 'privateMessage' && n.content.user?.id == user && !n.read) {
           n.read = true;
           data!.unread = Math.max(0, data!.unread - 1);
           opts.setCount(data!.unread);
diff --git a/ui/notify/src/interfaces.ts b/ui/notify/src/interfaces.ts
index b7e430406c..1329df17f1 100644
--- a/ui/notify/src/interfaces.ts
+++ b/ui/notify/src/interfaces.ts
@@ -24,7 +24,7 @@ interface NotificationUser {
 
 interface NotificationContent {
   text: string;
-  user: NotificationUser;
+  user?: NotificationUser;
   [key: string]: any;
 }