i8n과 광고 수정

lib/services/sms_scanner.dart

@@ -10,6 +10,8 @@ import '../utils/platform_helper.dart';
 import '../utils/business_day_util.dart';
 import '../services/sms_scan/sms_scan_result.dart';
 import '../models/payment_card_suggestion.dart';
+import '../l10n/app_localizations.dart';
+import '../navigator_key.dart';
 
 class SmsScanner {
   final SmsQuery _query = SmsQuery();
@@ -82,7 +84,9 @@ class SmsScanner {
       return subscriptions;
     } catch (e) {
       Log.e('SmsScanner: 예외 발생', e);
-      throw Exception('SMS 스캔 중 오류 발생: $e');
+      final loc = _loc();
+      throw Exception(loc?.smsScanErrorWithMessage(e.toString()) ??
+          'Error occurred during SMS scan: $e');
     }
   }
 
@@ -116,7 +120,13 @@ class SmsScanner {
 
   SmsScanResult? _parseSms(Map<String, dynamic> sms, int repeatCount) {
     try {
-      final serviceName = sms['serviceName'] as String? ?? '알 수 없는 서비스';
+      final loc = _loc();
+      final unknownLabel = loc?.unknownService ?? 'Unknown service';
+      final serviceNameRaw = sms['serviceName'] as String?;
+      final serviceName =
+          (serviceNameRaw == null || serviceNameRaw.trim().isEmpty)
+              ? unknownLabel
+              : serviceNameRaw;
       final monthlyCost = (sms['monthlyCost'] as num?)?.toDouble() ?? 0.0;
       final billingCycle = SubscriptionModel.normalizeBillingCycle(
           sms['billingCycle'] as String? ?? 'monthly');
@@ -196,8 +206,9 @@ class SmsScanner {
     if (issuer == null && last4 == null) {
       return null;
     }
+    final loc = _loc();
     return PaymentCardSuggestion(
-      issuerName: issuer ?? '결제수단',
+      issuerName: issuer ?? loc?.paymentCard ?? 'Payment card',
       last4: last4,
       source: 'sms',
     );
@@ -366,6 +377,12 @@ class SmsScanner {
     // 기본값은 원화
     return 'KRW';
   }
+
+  AppLocalizations? _loc() {
+    final ctx = navigatorKey.currentContext;
+    if (ctx == null) return null;
+    return AppLocalizations.of(ctx);
+  }
 }
 
 const List<String> _paymentLikeKeywords = [
@@ -501,7 +518,7 @@ String _isoExtractServiceName(String body, String sender) {
 
 String _isoExtractServiceNameFromSender(String sender) {
   if (RegExp(r'^\d+$').hasMatch(sender)) {
-    return '알 수 없는 서비스';
+    return _unknownServiceLabel();
   }
   return sender.replaceAll(RegExp(r'[^\w\s가-힣]'), '').trim();
 }
@@ -576,13 +593,14 @@ Map<String, List<Map<String, dynamic>>> _groupMessagesByIdentifier(
     final address = (sms['address'] as String?)?.trim();
     final sender = (sms['sender'] as String?)?.trim();
 
+    final unknownLabel = _unknownServiceLabel();
     String key = (serviceName != null &&
             serviceName.isNotEmpty &&
-            serviceName != '알 수 없는 서비스')
+            serviceName != unknownLabel)
         ? serviceName
         : (address?.isNotEmpty == true
             ? address!
-            : (sender?.isNotEmpty == true ? sender! : 'unknown'));
+            : (sender?.isNotEmpty == true ? sender! : unknownLabel));
 
     groups.putIfAbsent(key, () => []).add(sms);
   }
@@ -602,6 +620,12 @@ class _RepeatDetectionResult {
 
 enum _MatchType { none, monthly, yearly, identical }
 
+String _unknownServiceLabel() {
+  final ctx = navigatorKey.currentContext;
+  if (ctx == null) return 'Unknown service';
+  return AppLocalizations.of(ctx).unknownService;
+}
+
 class _MatchedPair {
   _MatchedPair(this.first, this.second, this.type);