Msg Retry fixes, channel message fixes. Notification fixes. Make more desktop friendly. Enhance retry algo. Fix predicted location clustering add retries to reactions and fix the reactions in private DMS centralize and cleanup code in var areas

lib/services/notification_service.dart

@@ -4,6 +4,7 @@ import 'dart:ui';
 import 'package:flutter_local_notifications/flutter_local_notifications.dart';
 import 'package:flutter/foundation.dart';
 
+import '../helpers/reaction_helper.dart';
 import '../l10n/app_localizations.dart';
 import '../utils/platform_info.dart';
 
@@ -145,6 +146,19 @@ class NotificationService {
     return true;
   }
 
+  /// Format special message types for human-readable notifications.
+  static String formatNotificationText(String text) {
+    final trimmed = text.trim();
+    final reaction = ReactionHelper.parseReaction(trimmed);
+    if (reaction != null) {
+      return 'Reacted ${reaction.emoji}';
+    }
+    if (RegExp(r'^g:[A-Za-z0-9_-]+$').hasMatch(trimmed)) {
+      return 'Sent a GIF';
+    }
+    return text;
+  }
+
   Future<void> _showMessageNotificationImpl({
     required String contactName,
     required String message,
@@ -187,7 +201,7 @@ class NotificationService {
       await _notifications.show(
         id: contactId?.hashCode ?? 0,
         title: contactName,
-        body: message,
+        body: formatNotificationText(message),
         notificationDetails: notificationDetails,
         payload: 'message:$contactId',
       );
@@ -283,7 +297,7 @@ class NotificationService {
       macOS: macDetails,
     );
 
-    final preview = message.trim();
+    final preview = formatNotificationText(message.trim());
     final body = preview.isEmpty
         ? _l10n.notification_receivedNewMessage
         : preview;
@@ -430,6 +444,7 @@ class NotificationService {
 
   Future<void> showChannelMessageNotification({
     required String channelName,
+    required String senderName,
     required String message,
     int? channelIndex,
     int? badgeCount,
@@ -440,7 +455,7 @@ class NotificationService {
       _PendingNotification(
         type: _NotificationType.channelMessage,
         title: channelName,
-        body: message,
+        body: '$senderName: $message',
         id: channelIndex?.toString(),
         badgeCount: badgeCount,
       ),