formatted code

lib/connector/meshcore_connector.dart

@@ -699,43 +699,44 @@ class MeshCoreConnector extends ChangeNotifier {
     _loadChannelOrder();
 
     // Initialize retry service callbacks
-    _retryService?.initialize(RetryServiceConfig(
-      sendMessage: _sendMessageDirect,
-      addMessage: _addMessage,
-      updateMessage: _updateMessage,
-      clearContactPath: clearContactPath,
-      setContactPath: setContactPath,
-      calculateTimeout:
-          (pathLength, messageBytes, {String? contactKey}) => calculateTimeout(
-            pathLength: pathLength,
-            messageBytes: messageBytes,
-            contactKey: contactKey,
-          ),
-      getSelfPublicKey: () => _selfPublicKey,
-      prepareContactOutboundText: prepareContactOutboundText,
-      appSettingsService: appSettingsService,
-      debugLogService: _appDebugLogService,
-      recordPathResult: _recordPathResult,
-      selectRetryPath:
-          (contactKey, attemptIndex, maxRetries, recentSelections) =>
-              _selectAutoPathForAttempt(
-                contactKey,
-                attemptIndex: attemptIndex,
-                maxRetries: maxRetries,
-                recentSelections: recentSelections,
-              ),
-      onDeliveryObserved:
-          (contactKey, pathLength, messageBytes, tripTimeMs) {
-            final secSinceRx = DateTime.now().difference(_lastRxTime).inSeconds;
-            _timeoutPredictionService?.recordObservation(
-              contactKey: contactKey,
+    _retryService?.initialize(
+      RetryServiceConfig(
+        sendMessage: _sendMessageDirect,
+        addMessage: _addMessage,
+        updateMessage: _updateMessage,
+        clearContactPath: clearContactPath,
+        setContactPath: setContactPath,
+        calculateTimeout: (pathLength, messageBytes, {String? contactKey}) =>
+            calculateTimeout(
               pathLength: pathLength,
               messageBytes: messageBytes,
-              tripTimeMs: tripTimeMs,
-              secondsSinceLastRx: secSinceRx,
-            );
-          },
-    ));
+              contactKey: contactKey,
+            ),
+        getSelfPublicKey: () => _selfPublicKey,
+        prepareContactOutboundText: prepareContactOutboundText,
+        appSettingsService: appSettingsService,
+        debugLogService: _appDebugLogService,
+        recordPathResult: _recordPathResult,
+        selectRetryPath:
+            (contactKey, attemptIndex, maxRetries, recentSelections) =>
+                _selectAutoPathForAttempt(
+                  contactKey,
+                  attemptIndex: attemptIndex,
+                  maxRetries: maxRetries,
+                  recentSelections: recentSelections,
+                ),
+        onDeliveryObserved: (contactKey, pathLength, messageBytes, tripTimeMs) {
+          final secSinceRx = DateTime.now().difference(_lastRxTime).inSeconds;
+          _timeoutPredictionService?.recordObservation(
+            contactKey: contactKey,
+            pathLength: pathLength,
+            messageBytes: messageBytes,
+            tripTimeMs: tripTimeMs,
+            secondsSinceLastRx: secSinceRx,
+          );
+        },
+      ),
+    );
     final maxRetries = _appSettingsService?.settings.maxMessageRetries ?? 5;
     _retryService?.setMaxRetries(maxRetries);
   }
@@ -908,7 +909,8 @@ class MeshCoreConnector extends ChangeNotifier {
     List<PathSelection> recentSelections = const [],
   }) {
     final hasKnownPaths =
-        _pathHistoryService?.getRecentPaths(contactPubKeyHex).isNotEmpty ?? false;
+        _pathHistoryService?.getRecentPaths(contactPubKeyHex).isNotEmpty ??
+        false;
     if (!hasKnownPaths) {
       return null;
     }
@@ -3619,10 +3621,7 @@ class MeshCoreConnector extends ChangeNotifier {
   void _handleIncomingChannelMessage(Uint8List frame) {
     final parsed = ChannelMessage.fromFrame(frame);
     if (parsed != null && parsed.channelIndex != null) {
-      if (_shouldDropSelfChannelMessage(
-        parsed.senderName,
-        parsed.pathBytes,
-      )) {
+      if (_shouldDropSelfChannelMessage(parsed.senderName, parsed.pathBytes)) {
         return;
       }
       final contentHash = _computeContentHash(
@@ -4246,7 +4245,9 @@ class MeshCoreConnector extends ChangeNotifier {
     final pathLenRaw = raw[index++];
     final pathByteLen = _decodePathByteLen(pathLenRaw);
     if (raw.length < index + pathByteLen) return null;
-    final pathBytes = Uint8List.fromList(raw.sublist(index, index + pathByteLen));
+    final pathBytes = Uint8List.fromList(
+      raw.sublist(index, index + pathByteLen),
+    );
     index += pathByteLen;
     if (raw.length <= index) return null;
     final payload = Uint8List.fromList(raw.sublist(index));
@@ -4273,12 +4274,19 @@ class MeshCoreConnector extends ChangeNotifier {
     input[0] = payloadType;
     input.setRange(1, input.length, payload);
     final digest = crypto.sha256.convert(input).bytes;
-    return digest.sublist(0, 8).map((b) => b.toRadixString(16).padLeft(2, '0')).join();
+    return digest
+        .sublist(0, 8)
+        .map((b) => b.toRadixString(16).padLeft(2, '0'))
+        .join();
   }
 
   /// Content-based dedup hash for sync queue messages (no raw payload available).
   /// Prefixed with 'c:' to avoid collisions with packet hashes.
-  String _computeContentHash(int channelIdx, int timestampSecs, String fullText) {
+  String _computeContentHash(
+    int channelIdx,
+    int timestampSecs,
+    String fullText,
+  ) {
     final textBytes = utf8.encode(fullText);
     final input = Uint8List(5 + textBytes.length);
     input[0] = channelIdx;

lib/services/message_retry_service.dart

@@ -22,7 +22,11 @@ class _AckHistoryEntry {
 }
 
 /// (messageId, timestamp, attemptIndex) — stored per ACK hash for O(1) lookup.
-typedef AckHashMapping = ({String messageId, DateTime timestamp, int attemptIndex});
+typedef AckHashMapping = ({
+  String messageId,
+  DateTime timestamp,
+  int attemptIndex,
+});
 
 class RetryServiceConfig {
   final void Function(Contact, String, int, int) sendMessage;
@@ -31,7 +35,7 @@ class RetryServiceConfig {
   final Function(Contact)? clearContactPath;
   final Function(Contact, Uint8List, int)? setContactPath;
   final int Function(int pathLength, int messageBytes, {String? contactKey})?
-      calculateTimeout;
+  calculateTimeout;
   final Uint8List? Function()? getSelfPublicKey;
   final String Function(Contact, String)? prepareContactOutboundText;
   final AppSettingsService? appSettingsService;
@@ -43,7 +47,8 @@ class RetryServiceConfig {
     int attemptIndex,
     int maxRetries,
     List<PathSelection> recentSelections,
-  )? selectRetryPath;
+  )?
+  selectRetryPath;
 
   const RetryServiceConfig({
     required this.sendMessage,
@@ -132,7 +137,8 @@ class MessageRetryService extends ChangeNotifier {
   }) async {
     final messageId = const Uuid().v4();
     final resolved = resolvePathSelection(contact);
-    final messagePathBytes = pathBytes ?? Uint8List.fromList(resolved.pathBytes);
+    final messagePathBytes =
+        pathBytes ?? Uint8List.fromList(resolved.pathBytes);
     final messagePathLength =
         pathLength ?? (resolved.useFlood ? -1 : resolved.hopCount);
     final message = Message(
@@ -262,7 +268,8 @@ class MessageRetryService extends ChangeNotifier {
     if (config.setContactPath != null && config.clearContactPath != null) {
       final bool useFlood = currentSelection != null
           ? currentSelection.useFlood
-          : (effectiveMessage.pathLength != null && effectiveMessage.pathLength! < 0);
+          : (effectiveMessage.pathLength != null &&
+                effectiveMessage.pathLength! < 0);
       final List<int> pathBytes = currentSelection != null
           ? currentSelection.pathBytes
           : effectiveMessage.pathBytes;

lib/services/path_history_service.dart

@@ -469,17 +469,18 @@ class PathHistoryService extends ChangeNotifier {
     final highestRouteWeight = _getHighestKnownRouteWeight(ranked);
 
     ranked.sort((a, b) {
-      final scoreCompare = _scorePathRecord(
-        b,
-        fastestTripMs: fastestTripMs,
-        highestRouteWeight: highestRouteWeight,
-      ).compareTo(
-        _scorePathRecord(
-          a,
-          fastestTripMs: fastestTripMs,
-          highestRouteWeight: highestRouteWeight,
-        ),
-      );
+      final scoreCompare =
+          _scorePathRecord(
+            b,
+            fastestTripMs: fastestTripMs,
+            highestRouteWeight: highestRouteWeight,
+          ).compareTo(
+            _scorePathRecord(
+              a,
+              fastestTripMs: fastestTripMs,
+              highestRouteWeight: highestRouteWeight,
+            ),
+          );
       if (scoreCompare != 0) {
         return scoreCompare;
       }
@@ -531,8 +532,7 @@ class PathHistoryService extends ChangeNotifier {
                   (DateTime.now().difference(path.timestamp!).inMinutes /
                       60.0 /
                       24.0));
-    final routeWeight =
-        (path.routeWeight / highestRouteWeight).clamp(0.0, 1.0);
+    final routeWeight = (path.routeWeight / highestRouteWeight).clamp(0.0, 1.0);
 
     return (reliability * 0.45) +
         (latency * 0.25) +

test/models/model_changes_test.dart

@@ -15,7 +15,9 @@ Uint8List _buildContactFrame({
 }) {
   final writer = BytesBuilder();
   writer.addByte(respCodeContact); // 3
-  writer.add(pubKey ?? Uint8List.fromList(List.generate(32, (i) => i + 1))); // valid pubkey
+  writer.add(
+    pubKey ?? Uint8List.fromList(List.generate(32, (i) => i + 1)),
+  ); // valid pubkey
   writer.addByte(1); // type
   writer.addByte(0); // flags
   writer.addByte(pathLen);
@@ -239,21 +241,23 @@ void main() {
       expect(record.routeWeight, equals(4.0));
     });
 
-    test('fromJson with missing route_weight defaults to 1.0 (backward compat)',
-        () {
-      final json = {
-        'hop_count': 1,
-        'trip_time_ms': 100,
-        'timestamp': DateTime(2024).toIso8601String(),
-        'was_flood': false,
-        'path_bytes': [],
-        'success_count': 0,
-        'failure_count': 0,
-        // 'route_weight' intentionally omitted
-      };
-      final record = PathRecord.fromJson(json);
-      expect(record.routeWeight, equals(1.0));
-    });
+    test(
+      'fromJson with missing route_weight defaults to 1.0 (backward compat)',
+      () {
+        final json = {
+          'hop_count': 1,
+          'trip_time_ms': 100,
+          'timestamp': DateTime(2024).toIso8601String(),
+          'was_flood': false,
+          'path_bytes': [],
+          'success_count': 0,
+          'failure_count': 0,
+          // 'route_weight' intentionally omitted
+        };
+        final record = PathRecord.fromJson(json);
+        expect(record.routeWeight, equals(1.0));
+      },
+    );
   });
 
   group('AppSettings — new fields', () {

test/services/path_history_service_test.dart

@@ -140,7 +140,11 @@ void main() {
           attemptIndex: i,
           maxRetries: 5,
         );
-        expect(selection.useFlood, isFalse, reason: 'attempt $i should be path');
+        expect(
+          selection.useFlood,
+          isFalse,
+          reason: 'attempt $i should be path',
+        );
         expect(selection.pathBytes, equals([0x01, 0x02]));
       }
     });
@@ -400,45 +404,49 @@ void main() {
       expect(first.pathBytes, equals([0x02]));
     });
 
-    test('higher route weight wins when other factors are effectively tied', () async {
-      final pubKey = _hex('rank4');
-      final sharedTimestamp =
-          DateTime.now().subtract(const Duration(minutes: 30));
-      storage._store[pubKey] = ContactPathHistory(
-        contactPubKeyHex: pubKey,
-        recentPaths: [
-          PathRecord(
-            hopCount: 1,
-            tripTimeMs: 750,
-            timestamp: sharedTimestamp,
-            wasFloodDiscovery: false,
-            pathBytes: const [0x01],
-            successCount: 1,
-            failureCount: 0,
-            routeWeight: 4.0,
-          ),
-          PathRecord(
-            hopCount: 1,
-            tripTimeMs: 750,
-            timestamp: sharedTimestamp,
-            wasFloodDiscovery: false,
-            pathBytes: const [0x02],
-            successCount: 1,
-            failureCount: 0,
-            routeWeight: 1.0,
-          ),
-        ],
-      );
-      svc.getRecentPaths(pubKey);
-      await _flush();
+    test(
+      'higher route weight wins when other factors are effectively tied',
+      () async {
+        final pubKey = _hex('rank4');
+        final sharedTimestamp = DateTime.now().subtract(
+          const Duration(minutes: 30),
+        );
+        storage._store[pubKey] = ContactPathHistory(
+          contactPubKeyHex: pubKey,
+          recentPaths: [
+            PathRecord(
+              hopCount: 1,
+              tripTimeMs: 750,
+              timestamp: sharedTimestamp,
+              wasFloodDiscovery: false,
+              pathBytes: const [0x01],
+              successCount: 1,
+              failureCount: 0,
+              routeWeight: 4.0,
+            ),
+            PathRecord(
+              hopCount: 1,
+              tripTimeMs: 750,
+              timestamp: sharedTimestamp,
+              wasFloodDiscovery: false,
+              pathBytes: const [0x02],
+              successCount: 1,
+              failureCount: 0,
+              routeWeight: 1.0,
+            ),
+          ],
+        );
+        svc.getRecentPaths(pubKey);
+        await _flush();
 
-      final first = svc.selectPathForAttempt(
-        pubKey,
-        attemptIndex: 0,
-        maxRetries: 5,
-      );
-      expect(first.pathBytes, equals([0x01]));
-    });
+        final first = svc.selectPathForAttempt(
+          pubKey,
+          attemptIndex: 0,
+          maxRetries: 5,
+        );
+        expect(first.pathBytes, equals([0x01]));
+      },
+    );
   });
 
   // -------------------------------------------------------------------------