From f075c5a241c8a0dfdc9de7609ce9a8013a6a6fbb Mon Sep 17 00:00:00 2001
From: Daniel Karbach <daniel.karbach@localhorst.tv>
Date: Sun, 31 Aug 2025 19:33:46 +0200
Subject: [PATCH] safer method of querying local zone name

---
 resources/js/helpers/Episode.js | 8 ++++++++
 resources/js/pages/Event.jsx    | 3 ++-
 resources/js/pages/Schedule.jsx | 4 ++--
 3 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/resources/js/helpers/Episode.js b/resources/js/helpers/Episode.js
index 6e28064..d48ccdc 100644
--- a/resources/js/helpers/Episode.js
+++ b/resources/js/helpers/Episode.js
@@ -50,6 +50,14 @@ export const hasSGRestream = episode => {
 	);
 };
 
+export const getTimeZoneString = () => {
+	try {
+		return Intl.DateTimeFormat().resolvedOptions().timeZone || 'unknown';
+	} catch (e) {
+		return 'unknown';
+	}
+}
+
 export const isActive = episode => {
 	if (!episode || !episode.start) return false;
 	const now = moment();
diff --git a/resources/js/pages/Event.jsx b/resources/js/pages/Event.jsx
index 2eba568..908aa8a 100644
--- a/resources/js/pages/Event.jsx
+++ b/resources/js/pages/Event.jsx
@@ -16,6 +16,7 @@ import Loading from '../components/common/Loading';
 import EpisodeList from '../components/episodes/List';
 import Detail from '../components/events/Detail';
 import Dialog from '../components/techniques/Dialog';
+import { getTimeZoneString } from '../helpers/Episode';
 import { hasConcluded } from '../helpers/Event';
 import {
 	mayEditContent,
@@ -187,7 +188,7 @@ export const Component = () => {
 				{episodes.length ? <>
 					<div className="text-muted">
 						{t('schedule.tzHint', {
-							tzname: Intl.DateTimeFormat().resolvedOptions().timeZone,
+							tzname: getTimeZoneString(),
 							tzoff: moment().format('Z'),
 						})}
 					</div>
diff --git a/resources/js/pages/Schedule.jsx b/resources/js/pages/Schedule.jsx
index c4be99e..4897824 100644
--- a/resources/js/pages/Schedule.jsx
+++ b/resources/js/pages/Schedule.jsx
@@ -10,7 +10,7 @@ import ErrorBoundary from '../components/common/ErrorBoundary';
 import Icon from '../components/common/Icon';
 import Filter from '../components/episodes/Filter';
 import List from '../components/episodes/List';
-import { getFilterParams, isFilterActive } from '../helpers/Episode';
+import { getFilterParams, getTimeZoneString, isFilterActive } from '../helpers/Episode';
 import { EpisodesProvider } from '../hooks/episodes';
 
 const GAMES = [
@@ -137,7 +137,7 @@ export const Component = () => {
 				<EpisodesProvider setEpisodes={setEpisodes}>
 					<div className="text-muted">
 						{t('schedule.tzHint', {
-							tzname: Intl.DateTimeFormat().resolvedOptions().timeZone,
+							tzname: getTimeZoneString(),
 							tzoff: moment().format('Z'),
 						})}
 					</div>
-- 
2.47.2