From 9b1ccb60aae6c9f963ab587e0bdcfd7b8c2b28a9 Mon Sep 17 00:00:00 2001
From: icarus <eurfelux@gmail.com>
Date: Thu, 23 Oct 2025 23:31:17 +0800
Subject: [PATCH] feat(i18n): add language preference change subscription

Add subscription to language preference changes to dynamically update i18n language. Also change warning to error log when no language preference is found
---
 src/main/index.ts | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/main/index.ts b/src/main/index.ts
index a4f8cb4676..14bbe0f4c2 100644
--- a/src/main/index.ts
+++ b/src/main/index.ts
@@ -173,8 +173,15 @@ if (!app.requestSingleInstanceLock()) {
     const userLanguage = preferenceService.get('app.language')
     if (userLanguage) {
       i18n.changeLanguage(userLanguage)
+      preferenceService.subscribeChange('app.language', (newLang) => {
+        if (newLang) {
+          i18n.changeLanguage(newLang)
+        } else {
+          logger.error('New langauge is null, skip.')
+        }
+      })
     } else {
-      logger.warn('No user language preference found, falling back to default language')
+      logger.error('No user language preference found, falling back to default language')
       i18n.changeLanguage(defaultLanguage)
     }