Polish navigation, Quran flows, and sharing UX

lib/data/services/remote_notification_content_service.dart

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+import 'dart:convert';
+
+import 'package:flutter_dotenv/flutter_dotenv.dart';
+import 'package:http/http.dart' as http;
+
+import '../local/models/app_settings.dart';
+import 'notification_inbox_service.dart';
+import 'notification_runtime_service.dart';
+import 'notification_service.dart';
+
+/// Pulls server-defined notification content and maps it to local inbox items.
+class RemoteNotificationContentService {
+  RemoteNotificationContentService._();
+  static final RemoteNotificationContentService instance =
+      RemoteNotificationContentService._();
+
+  final NotificationInboxService _inbox = NotificationInboxService.instance;
+  final NotificationRuntimeService _runtime =
+      NotificationRuntimeService.instance;
+
+  Future<void> sync({
+    required AppSettings settings,
+  }) async {
+    if (!settings.inboxEnabled) return;
+
+    final endpoint = (dotenv.env['NOTIFICATION_FEED_URL'] ?? '').trim();
+    if (endpoint.isEmpty) return;
+
+    final now = DateTime.now();
+    final lastSync = _runtime.lastRemoteSyncAt();
+    if (lastSync != null &&
+        now.difference(lastSync) < const Duration(hours: 6)) {
+      return;
+    }
+
+    try {
+      final response = await http.get(Uri.parse(endpoint));
+      if (response.statusCode < 200 || response.statusCode >= 300) return;
+
+      final decoded = json.decode(response.body);
+      final items = _extractItems(decoded);
+      if (items.isEmpty) return;
+
+      for (final raw in items) {
+        final id = (raw['id'] ?? '').toString().trim();
+        final title = (raw['title'] ?? '').toString().trim();
+        final body = (raw['body'] ?? '').toString().trim();
+        if (id.isEmpty || title.isEmpty || body.isEmpty) continue;
+
+        final deeplink = (raw['deeplink'] ?? '').toString().trim();
+        final type = (raw['type'] ?? 'content').toString().trim();
+        final expiresAt =
+            DateTime.tryParse((raw['expiresAt'] ?? '').toString().trim());
+        final isPinned = raw['isPinned'] == true;
+        final shouldPush = raw['push'] == true;
+
+        await _inbox.addItem(
+          title: title,
+          body: body,
+          type: type.isEmpty ? 'content' : type,
+          source: 'remote',
+          deeplink: deeplink.isEmpty ? null : deeplink,
+          dedupeKey: 'remote.$id',
+          expiresAt: expiresAt,
+          isPinned: isPinned,
+          meta: <String, dynamic>{'remoteId': id},
+        );
+
+        if (shouldPush && settings.alertsEnabled) {
+          final notif = NotificationService.instance;
+          await notif.showNonPrayerAlert(
+            settings: settings,
+            id: notif.nonPrayerNotificationId('remote.push.$id'),
+            title: title,
+            body: body,
+            payloadType: 'content',
+            silent: true,
+          );
+        }
+      }
+
+      await _runtime.setLastRemoteSyncAt(now);
+    } catch (_) {
+      // Non-fatal: remote feed is optional.
+    }
+  }
+
+  List<Map<String, dynamic>> _extractItems(dynamic decoded) {
+    if (decoded is List) {
+      return decoded.whereType<Map>().map(_toStringKeyedMap).toList();
+    }
+    if (decoded is Map) {
+      final list = decoded['items'];
+      if (list is List) {
+        return list.whereType<Map>().map(_toStringKeyedMap).toList();
+      }
+    }
+    return const <Map<String, dynamic>>[];
+  }
+
+  Map<String, dynamic> _toStringKeyedMap(Map raw) {
+    return raw.map((key, value) => MapEntry(key.toString(), value));
+  }
+}