upd - fix and format

lib/helpers/path_hop_resolver.dart

@@ -21,10 +21,10 @@ class PathHopResolver {
       if (contact.type != advTypeRepeater && contact.type != advTypeRoom) {
         continue;
       }
-      final prefix = PathHelper.formatHopHex(contact.publicKey.sublist(0, width));
+      final prefix = PathHelper.formatHopHex(
-      candidatesByPrefix
+        contact.publicKey.sublist(0, width),
-          .putIfAbsent(prefix, () => <Contact>[])
+      );
-          .add(contact);
+      candidatesByPrefix.putIfAbsent(prefix, () => <Contact>[]).add(contact);
     }
     for (final candidates in candidatesByPrefix.values) {
       candidates.sort((a, b) => b.lastSeen.compareTo(a.lastSeen));
@@ -39,7 +39,8 @@ class PathHopResolver {
     var previousPosition = endpoint;
 
     for (final index in indexes) {
-      final candidates = candidatesByPrefix[PathHelper.formatHopHex(hops[index])];
+      final candidates =
+          candidatesByPrefix[PathHelper.formatHopHex(hops[index])];
       if (candidates == null || candidates.isEmpty) continue;
 
       var bestIndex = 0;

lib/l10n/app_localizations_de.dart

@@ -2591,7 +2591,7 @@ class AppLocalizationsDe extends AppLocalizations {
 
   @override
   String get repeater_pathHashModeHelper =>
-      'Bytes, die zur Kodierung der ID dieses Repeaters in Flood-Pfad-/Schleifen-Erkennung-Tags verwendet werden. 0 = 1 Byte (256 IDs, bis zu 64 Hops), 1 = 2 Bytes (65.000 IDs, bis zu 32 Hops), 2 = 3 Bytes (16 Millionen IDs, bis zu 21 Hops). Firmware vor v1.14 verwendet immer 1-Byte-Pfade; ab v1.14 können 2- oder 3-Byte-Pfade eingestellt werden.';
+      'Bytes, die zur Kodierung der ID dieses Repeaters in Flood-Pfad-/Schleifen-Erkennung-Tags verwendet werden. 0 = 1 Byte (256 IDs, bis zu 64 Hops), 1 = 2 Bytes (65.000 IDs, bis zu 32 Hops), 2 = 3 Bytes (16 Millionen IDs, bis zu 21 Hops). Firmware-Versionen 1.13 und älter verwenden mehrstellige Pfade – ab Version 1.14+ wird nur ein Pfad erstellt, sobald das Netzwerk aktiv ist.';
 
   @override
   String get repeater_txDelay => 'Flood-TX-Verzögerung';

lib/l10n/app_localizations_es.dart

@@ -2591,7 +2591,7 @@ class AppLocalizationsEs extends AppLocalizations {
 
   @override
   String get repeater_pathHashModeHelper =>
-      'Bytes utilizados para codificar el ID de este repetidor en las etiquetas de ruta flood/detección de bucles. 0=1 byte (256 IDs, hasta 64 saltos), 1=2 bytes (65.000 IDs, hasta 32 saltos), 2=3 bytes (16 millones de IDs, hasta 21 saltos). El firmware anterior a v1.14 siempre usaba rutas de 1 byte; v1.14 y posteriores pueden configurarse para rutas de 2 o 3 bytes.';
+      'Bytes utilizados para codificar el ID de este repetidor en las etiquetas de ruta/detección de bucles. 0=1 byte (256 IDs, hasta 64 saltos), 1=2 bytes (65.000 IDs, hasta 32 saltos), 2=3 bytes (16 millones de IDs, hasta 21 saltos). Las versiones 1.13 y anteriores de firmware eliminan rutas de múltiples bytes; solo se detectan una vez que la red está activa en la versión 1.14 o posterior.';
 
   @override
   String get repeater_txDelay => 'Retraso TX por inundación';

lib/l10n/app_localizations_fr.dart

@@ -2602,7 +2602,7 @@ class AppLocalizationsFr extends AppLocalizations {
 
   @override
   String get repeater_pathHashModeHelper =>
-      'Octets utilisés pour encoder l\'ID de ce répéteur dans les balises de chemin flood/détection de boucle. 0=1 octet (256 ID, jusqu\'à 64 sauts), 1=2 octets (65 000 ID, jusqu\'à 32 sauts), 2=3 octets (16 millions d\'ID, jusqu\'à 21 sauts). Le firmware antérieur à v1.14 utilisait toujours des chemins d\'1 octet; v1.14 et les versions ultérieures peuvent être configurées pour des chemins de 2 ou 3 octets.';
+      'Octets utilisés pour encoder l\'ID de ce routeur dans les balises de détection de flux/boucles. 0 = 1 octet (256 ID, jusqu\'à 64 sauts), 1 = 2 octets (65 000 ID, jusqu\'à 32 sauts), 2 = 3 octets (16 millions d\'ID, jusqu\'à 21 sauts). Les versions 1.13 et antérieures utilisent des chemins multi-octets ; à partir de la version 1.14, cela n\'est plus nécessaire.';
 
   @override
   String get repeater_txDelay => 'Délai de transmission en flood';

lib/screens/channel_chat_screen.dart

@@ -515,6 +515,11 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
     final displayPathHashWidth =
         message.pathHashWidth ??
         context.read<MeshCoreConnector>().pathHashByteWidth;
+    final displayHopCount = _displayHopCount(
+      displayPath,
+      displayPathHashWidth,
+      message.pathLength,
+    );
 
     // Bubble colors — outgoing uses MeshPalette.me / meBorder / meInk.
     final bubbleColor = isOutgoing
@@ -665,9 +670,7 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
                               children: [
                                 RouteChip(
                                   isDirect: (message.pathLength ?? -1) >= 0,
-                                  hops: (message.pathLength ?? -1) >= 0
+                                  hops: displayHopCount,
-                                      ? message.pathLength
-                                      : null,
                                 ),
                                 const SizedBox(width: 4),
                                 Text(
@@ -1564,6 +1567,16 @@ class _ChannelChatScreenState extends State<ChannelChatScreen> {
     ).map(PathHelper.formatHopHex).join(',');
   }
 
+  int? _displayHopCount(
+    Uint8List pathBytes,
+    int pathHashByteWidth,
+    int? fallbackPathLength,
+  ) {
+    if ((fallbackPathLength ?? -1) < 0) return null;
+    if (pathBytes.isEmpty) return fallbackPathLength;
+    return PathHelper.splitPathBytes(pathBytes, pathHashByteWidth).length;
+  }
+
   /// Deterministic name-to-hue mapping consistent with [AvatarCircle].
   Color _colorForName(String name) {
     const hues = [

lib/screens/channel_message_path_screen.dart

@@ -156,11 +156,11 @@ class ChannelMessagePathScreen extends StatelessWidget {
   }) {
     final l10n = context.l10n;
     final scheme = Theme.of(context).colorScheme;
-    final routeChip = message.pathLength == null
+    final routeChip = effectiveHopCount == null
         ? null
-        : message.pathLength! < 0
+        : effectiveHopCount < 0
         ? const RouteChip(isDirect: false)
-        : RouteChip(isDirect: true, hops: message.pathLength);
+        : RouteChip(isDirect: true, hops: effectiveHopCount);
 
     return MeshCard(
       margin: const EdgeInsets.symmetric(horizontal: 16, vertical: 4),
@@ -1887,9 +1887,7 @@ Uint8List _orientPathBytes(
 }) {
   if (!reverse || pathBytes.isEmpty) return pathBytes;
   final hops = PathHelper.splitPathBytes(pathBytes, hashByteWidth);
-  return Uint8List.fromList([
+  return Uint8List.fromList([for (final hop in hops.reversed) ...hop]);
-    for (final hop in hops.reversed) ...hop,
-  ]);
 }
 
 int _hopCountFromBytes(int byteCount, int hashByteWidth) {

lib/screens/map_screen.dart

@@ -1321,7 +1321,9 @@ class _MapScreenState extends State<MapScreen> {
         (contact.type == advTypeRepeater || contact.type == advTypeRoom) &&
         contact.publicKey.length >= overlapHopWidth &&
         overlapPrefixes.contains(
-          PathHelper.formatHopHex(contact.publicKey.sublist(0, overlapHopWidth)),
+          PathHelper.formatHopHex(
+            contact.publicKey.sublist(0, overlapHopWidth),
+          ),
         );
 
     void addNode(Contact contact, {bool dot = false}) {