fix(ad): 스크린샷 모드에서 네이티브 광고 비활성화

lib/presentation/pages/calendar/widgets/visit_statistics.dart

@@ -8,8 +8,17 @@ import 'package:lunchpick/presentation/widgets/native_ad_placeholder.dart';
 
 class VisitStatistics extends ConsumerWidget {
   final DateTime selectedMonth;
+  final List<DateTime> availableMonths;
+  final void Function(DateTime month) onMonthChanged;
+  final bool adsEnabled;
 
-  const VisitStatistics({super.key, required this.selectedMonth});
+  const VisitStatistics({
+    super.key,
+    required this.selectedMonth,
+    required this.availableMonths,
+    required this.onMonthChanged,
+    this.adsEnabled = true,
+  });
 
   @override
   Widget build(BuildContext context, WidgetRef ref) {
@@ -47,7 +56,7 @@ class VisitStatistics extends ConsumerWidget {
           ),
           const SizedBox(height: 16),
 
-          const NativeAdPlaceholder(height: 360),
+          NativeAdPlaceholder(height: 360, enabled: adsEnabled),
           const SizedBox(height: 16),
 
           // 주간 통계 차트
@@ -66,6 +75,8 @@ class VisitStatistics extends ConsumerWidget {
     AsyncValue<Map<String, int>> categoryStatsAsync,
     bool isDark,
   ) {
+    final monthList = _normalizeMonths();
+
     return Card(
       color: isDark ? AppColors.darkSurface : AppColors.lightSurface,
       elevation: 2,
@@ -75,10 +86,7 @@ class VisitStatistics extends ConsumerWidget {
         child: Column(
           crossAxisAlignment: CrossAxisAlignment.start,
           children: [
-            Text(
-              '${selectedMonth.month}월 방문 통계',
-              style: AppTypography.heading2(isDark),
-            ),
+            _buildMonthSelector(monthList, isDark),
             const SizedBox(height: 16),
             statsAsync.when(
               data: (stats) {
@@ -357,4 +365,79 @@ class VisitStatistics extends ConsumerWidget {
       ],
     );
   }
+
+  Widget _buildMonthSelector(List<DateTime> months, bool isDark) {
+    final currentMonth = DateTime(selectedMonth.year, selectedMonth.month, 1);
+    final monthIndex = months.indexWhere(
+      (month) => _isSameMonth(month, currentMonth),
+    );
+    final resolvedIndex = monthIndex == -1 ? 0 : monthIndex;
+    final hasPrevious = resolvedIndex < months.length - 1;
+    final hasNext = resolvedIndex > 0;
+
+    return Row(
+      children: [
+        Expanded(
+          child: Text(
+            '${_formatMonth(currentMonth)} 방문 통계',
+            style: AppTypography.heading2(isDark),
+            overflow: TextOverflow.ellipsis,
+          ),
+        ),
+        IconButton(
+          onPressed: hasPrevious
+              ? () => onMonthChanged(months[resolvedIndex + 1])
+              : null,
+          icon: const Icon(Icons.chevron_left),
+        ),
+        DropdownButtonHideUnderline(
+          child: DropdownButton<DateTime>(
+            value: months[resolvedIndex],
+            onChanged: (month) {
+              if (month != null) {
+                onMonthChanged(month);
+              }
+            },
+            items: months
+                .map(
+                  (month) => DropdownMenuItem(
+                    value: month,
+                    child: Text(_formatMonth(month)),
+                  ),
+                )
+                .toList(),
+          ),
+        ),
+        IconButton(
+          onPressed: hasNext
+              ? () => onMonthChanged(months[resolvedIndex - 1])
+              : null,
+          icon: const Icon(Icons.chevron_right),
+        ),
+      ],
+    );
+  }
+
+  List<DateTime> _normalizeMonths() {
+    final normalized =
+        availableMonths
+            .map((month) => DateTime(month.year, month.month, 1))
+            .toSet()
+            .toList()
+          ..sort((a, b) => b.compareTo(a));
+
+    final currentMonth = DateTime(selectedMonth.year, selectedMonth.month, 1);
+    final exists = normalized.any((month) => _isSameMonth(month, currentMonth));
+    if (!exists) {
+      normalized.insert(0, currentMonth);
+    }
+
+    return normalized;
+  }
+
+  bool _isSameMonth(DateTime a, DateTime b) =>
+      a.year == b.year && a.month == b.month;
+
+  String _formatMonth(DateTime month) =>
+      '${month.year}.${month.month.toString().padLeft(2, '0')}';
 }