Fix swapped url/desc args in GPX export and add ContactLocalization unit tests

lib/utils/gpx_export.dart

@@ -72,8 +72,8 @@ class GpxExport {
         contact.name,
         contact.latitude!,
         contact.longitude!,
-        "Type: ${contact.typeLabelRaw}\nPublic Key: ${contact.publicKeyHex}",
         url,
+        "Type: ${contact.typeLabelRaw}\nPublic Key: ${contact.publicKeyHex}",
       );
     }
   }
@@ -91,8 +91,8 @@ class GpxExport {
         contact.name,
         contact.latitude!,
         contact.longitude!,
-        "Type: ${contact.typeLabelRaw}\nPublic Key: ${contact.publicKeyHex}",
         url,
+        "Type: ${contact.typeLabelRaw}\nPublic Key: ${contact.publicKeyHex}",
       );
     }
   }
@@ -110,8 +110,8 @@ class GpxExport {
         contact.name,
         contact.latitude ?? 0.0,
         contact.longitude ?? 0.0,
-        "Type: ${contact.typeLabelRaw}\nPublic Key: ${contact.publicKeyHex}",
         url,
+        "Type: ${contact.typeLabelRaw}\nPublic Key: ${contact.publicKeyHex}",
       );
     }
   }

test/l10n/contact_localization_test.dart

@@ -0,0 +1,105 @@
+import 'dart:typed_data';
+
+import 'package:flutter/widgets.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:meshcore_open/connector/meshcore_protocol.dart';
+import 'package:meshcore_open/l10n/app_localizations.dart';
+import 'package:meshcore_open/l10n/contact_localization.dart';
+import 'package:meshcore_open/models/contact.dart';
+
+Contact _contact({
+  int type = advTypeChat,
+  int pathLength = 0,
+  int? pathOverride,
+}) {
+  return Contact(
+    publicKey: Uint8List.fromList(List.generate(32, (i) => i + 1)),
+    name: 'Node',
+    type: type,
+    pathLength: pathLength,
+    path: Uint8List(0),
+    pathOverride: pathOverride,
+    lastSeen: DateTime.fromMillisecondsSinceEpoch(0),
+  );
+}
+
+void main() {
+  late AppLocalizations l10n;
+
+  setUpAll(() async {
+    l10n = await AppLocalizations.delegate.load(const Locale('en'));
+  });
+
+  group('Contact.typeLabel', () {
+    test('chat', () {
+      expect(_contact(type: advTypeChat).typeLabel(l10n), 'Chat');
+    });
+
+    test('repeater', () {
+      expect(
+        _contact(type: advTypeRepeater).typeLabel(l10n),
+        'Repeater',
+      );
+    });
+
+    test('room', () {
+      expect(_contact(type: advTypeRoom).typeLabel(l10n), 'Room');
+    });
+
+    test('sensor', () {
+      expect(_contact(type: advTypeSensor).typeLabel(l10n), 'Sensor');
+    });
+
+    test('unknown type falls back', () {
+      expect(_contact(type: 99).typeLabel(l10n), 'Unknown');
+    });
+  });
+
+  group('Contact.pathLabel (override)', () {
+    test('override < 0 -> flood (forced)', () {
+      expect(
+        _contact(pathOverride: -1).pathLabel(l10n),
+        'Flood (forced)',
+      );
+    });
+
+    test('override == 0 -> direct (forced)', () {
+      expect(
+        _contact(pathOverride: 0).pathLabel(l10n),
+        'Direct (forced)',
+      );
+    });
+
+    test('override > 0 -> hops (forced)', () {
+      expect(
+        _contact(pathOverride: 3).pathLabel(l10n),
+        '3 hops (forced)',
+      );
+    });
+
+    test('override takes precedence over pathLength', () {
+      expect(
+        _contact(pathLength: 5, pathOverride: -1).pathLabel(l10n),
+        'Flood (forced)',
+      );
+    });
+  });
+
+  group('Contact.pathLabel (auto)', () {
+    test('pathLength < 0 -> flood', () {
+      expect(_contact(pathLength: -1).pathLabel(l10n), 'Flood');
+    });
+
+    test('pathLength == 0 -> direct', () {
+      expect(_contact(pathLength: 0).pathLabel(l10n), 'Direct');
+    });
+
+    test('pathLength == 1 -> singular hop', () {
+      expect(_contact(pathLength: 1).pathLabel(l10n), '1 hop');
+    });
+
+    test('pathLength > 1 -> plural hops', () {
+      expect(_contact(pathLength: 4).pathLabel(l10n), '4 hops');
+    });
+  });
+}