add sync

electron/main/config-manager.ts

@@ -137,6 +137,7 @@ interface ConfigPresetsFile {
     version: 1
     currentPresetId: string | null
     presets: ConfigPreset[]
+    userLocale?: "en" | "zh" | "ja"
 }
 
 const CONFIG_FILE_NAME = "config-presets.json"
@@ -161,6 +162,7 @@ export function loadPresets(): ConfigPresetsFile {
             version: 1,
             currentPresetId: null,
             presets: [],
+            userLocale: undefined,
         }
     }
 
@@ -181,6 +183,7 @@ export function loadPresets(): ConfigPresetsFile {
             version: 1,
             currentPresetId: null,
             presets: [],
+            userLocale: undefined,
         }
     }
 }
@@ -462,3 +465,21 @@ export function getCurrentPresetEnv(): Record<string, string> {
     }
     return env
 }
+
+/**
+ * Get user's preferred locale from config
+ * Returns undefined if not set
+ */
+export function getUserLocale(): "en" | "zh" | "ja" | undefined {
+    const data = loadPresets()
+    return data.userLocale
+}
+
+/**
+ * Set user's preferred locale in config
+ */
+export function setUserLocale(locale: "en" | "zh" | "ja" | null): void {
+    const data = loadPresets()
+    data.userLocale = locale === null ? undefined : locale
+    savePresets(data)
+}