统一语言值

Shared/KBLocalizationManager.h

@@ -60,6 +60,9 @@ extern NSString * const KBLocalizationDidChangeNotification;
 /// 基于一组“偏好语言”计算最佳支持语言。
 - (KBLanguageCode)bestSupportedLanguageForPreferred:(NSArray<NSString *> *)preferred;
 
+/// 当前请求使用的语言标识（与 Accept-Language 保持一致）。
+- (NSString *)currentLanguageHeaderValue;
+
 - (void)reloadFromSharedStorageIfNeeded;
 
 @end

Shared/KBLocalizationManager.m

@@ -159,6 +159,10 @@ static inline NSMutableDictionary *KBLocBaseKCQuery(void) {
     return self.supportedLanguageCodes.firstObject ?: KBLanguageCodeEnglish;
 }
 
+- (NSString *)currentLanguageHeaderValue {
+    return self.currentLanguageCode ?: KBLanguageCodeEnglish;
+}
+
 #pragma mark - 内部实现
 
 - (void)applyLanguage:(NSString *)code {

keyBoard/Class/Me/VM/KBMyVM.m

@@ -490,17 +490,7 @@ NSString * const KBUserCharacterDeletedNotification = @"KBUserCharacterDeletedNo
 }
 
 - (void)fetchCancelAccountWarningWithCompletion:(KBCancelAccountAgreementCompletion)completion {
-    KBLanguageCode langCode = [KBLocalizationManager shared].currentLanguageCode;
-    NSString *locale = @"en-US";
-    if ([langCode isEqualToString:KBLanguageCodeTraditionalChinese]) {
-        locale = @"zh-TW";
-    } else if ([langCode isEqualToString:KBLanguageCodeSpanish]) {
-        locale = @"es-ES";
-    } else if ([langCode isEqualToString:KBLanguageCodeIndonesian]) {
-        locale = @"id-ID";
-    } else if ([langCode isEqualToString:KBLanguageCodePortuguese]) {
-        locale = @"pt-PT";
-    }
+    NSString *locale = [[KBLocalizationManager shared] currentLanguageHeaderValue];
 
     [[KBNetworkManager shared] GET:API_CANCEL_ACCOUNT_WARNING
                         parameters:@{@"locale": locale}

keyBoard/Class/Network/KBNetworkManager.m

@@ -43,7 +43,7 @@ NSErrorDomain const KBNetworkErrorDomain = @"com.company.keyboard.network";
         _enabled = NO; // 键盘扩展默认无网络能力，需外部显式开启
         _timeout = 10.0;
         
-        NSString *lang = [KBLocalizationManager shared].currentLanguageCode ?: KBLanguageCodeEnglish;
+        NSString *lang = [[KBLocalizationManager shared] currentLanguageHeaderValue];
 
         // 如果还有 query 参数也塞进来
         // signParams[@"lang"] = @"zh";
@@ -65,7 +65,7 @@ NSErrorDomain const KBNetworkErrorDomain = @"com.company.keyboard.network";
     NSMutableDictionary<NSString *, NSString *> *headers =
     [self.defaultHeaders mutableCopy] ?: [NSMutableDictionary dictionary];
     // 每次请求动态更新 Accept-Language，确保语言切换后生效
-    headers[@"Accept-Language"] = [KBLocalizationManager shared].currentLanguageCode ?: KBLanguageCodeEnglish;
+    headers[@"Accept-Language"] = [[KBLocalizationManager shared] currentLanguageHeaderValue];
     [headers addEntriesFromDictionary:signHeaders ?: @{}];
     self.defaultHeaders = headers;
 }