Merge pull request xiaoY233#64 from PandaYuuHa/fix/language-persistence

Author: xiaoY233

src/renderer/src/i18n/index.ts

@@ -27,7 +27,7 @@ i18n
     detection: {
       order: ['localStorage', 'navigator'],
       caches: ['localStorage'],
-      lookupLocalStorage: 'chat2api-settings',
+      lookupLocalStorage: 'i18nextLng',
       convertDetectedLanguage: (lng: string) => {
         if (lng.includes('zh')) return 'zh-CN'
         if (lng.includes('en')) return 'en-US'

src/renderer/src/stores/settingsStore.ts

@@ -67,9 +67,14 @@ export const useSettingsStore = create<SettingsState>()(
         }
       },
       language: 'en-US',
-      setLanguage: (language) => {
+      setLanguage: async (language) => {
         set({ language })
-        i18n.changeLanguage(language)
+        await i18n.changeLanguage(language)
+        try {
+          await window.electronAPI.config.update({ language: language })
+        } catch (error) {
+          console.error('Failed to update language:', error)
+        }
       },
       autoStart: false,
       setAutoStart: async (enabled) => {
@@ -138,6 +143,7 @@ export const useSettingsStore = create<SettingsState>()(
             autoStart: config.autoStart,
             autoStartProxy: config.autoStartProxy,
             oauthProxyMode: config.oauthProxyMode || 'system',
+            language: config.language || 'en-US',
           })
         } catch (error) {
           console.error('Failed to fetch config:', error)

src/shared/types.ts

@@ -102,6 +102,7 @@ export interface AppConfig {
   oauthProxyMode: 'system' | 'none'
   sessionConfig: SessionConfig
   toolPromptConfig: ToolPromptConfig
+  language: 'zh-CN' | 'en-US'
 }
 
 export type LogLevel = 'debug' | 'info' | 'warn' | 'error'