From de603c46e2fc996623719e3ea81dcc0bb86d0d76 Mon Sep 17 00:00:00 2001
From: Pete Gregory <pete@petegregory.net>
Date: Mon, 23 Feb 2026 16:02:52 +0000
Subject: [PATCH] add LIKE filtering on number value by default

---
 lib/services/data_service/data_service_traction.dart | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/lib/services/data_service/data_service_traction.dart b/lib/services/data_service/data_service_traction.dart
index 2830782..d8631ba 100644
--- a/lib/services/data_service/data_service_traction.dart
+++ b/lib/services/data_service/data_service_traction.dart
@@ -32,7 +32,7 @@ extension DataServiceTraction on DataService {
         payload['class'] = locoClass;
       }
       if (locoNumber != null && locoNumber.isNotEmpty) {
-        payload['number'] = locoNumber;
+        payload['number'] = _withLikeWildcards(locoNumber);
       }
       if (filters != null) {
         filters.forEach((key, value) {
@@ -67,6 +67,14 @@ extension DataServiceTraction on DataService {
 
   }
 
+  String _withLikeWildcards(String rawValue) {
+    final value = rawValue.trim();
+    if (value.isEmpty) return value;
+    final hasLeadingWildcard = value.startsWith('%');
+    final hasTrailingWildcard = value.endsWith('%');
+    return '${hasLeadingWildcard ? '' : '%'}$value${hasTrailingWildcard ? '' : '%'}';
+  }
+
   Future<List<LocoAttrVersion>> fetchLocoTimeline(
     int locoId, {
     bool includeAllPending = false,