Polish navigation, Quran flows, and sharing UX

lib/data/services/notification_analytics_service.dart

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+import 'dart:convert';
+
+import 'package:hive_flutter/hive_flutter.dart';
+import 'package:intl/intl.dart';
+
+import '../local/hive_boxes.dart';
+
+/// Lightweight local analytics sink for notification events.
+class NotificationAnalyticsService {
+  NotificationAnalyticsService._();
+  static final NotificationAnalyticsService instance =
+      NotificationAnalyticsService._();
+
+  Box get _box => Hive.box(HiveBoxes.notificationRuntime);
+
+  Future<void> track(
+    String event, {
+    Map<String, dynamic> dimensions = const <String, dynamic>{},
+  }) async {
+    final date = DateFormat('yyyy-MM-dd').format(DateTime.now());
+    final counterKey = 'analytics.$date.$event';
+    final current = (_box.get(counterKey) as int?) ?? 0;
+    await _box.put(counterKey, current + 1);
+
+    // Keep a small rolling audit buffer for debug support.
+    final raw = (_box.get('analytics.recent') ?? '[]').toString();
+    final decoded = json.decode(raw);
+    final list = decoded is List ? decoded : <dynamic>[];
+    list.add({
+      'event': event,
+      'at': DateTime.now().toIso8601String(),
+      'dimensions': dimensions,
+    });
+    while (list.length > 100) {
+      list.removeAt(0);
+    }
+    await _box.put('analytics.recent', json.encode(list));
+  }
+}