fix tx listing

lib/providers/tx_meta_provider.dart

@@ -322,26 +322,30 @@ class TxMetaController extends ChangeNotifier {
     BankTransaction prototype,
     List<BankTransaction> all, {
     String? pattern,
+    SimilarMatchCriteria? criteria,
   }) {
-    final needle = (pattern ?? prototype.merchantKey).trim();
-    if (needle.isEmpty) return 1;
-    var count = 0;
-    for (final tx in all) {
-      if (descriptionMatchesPattern(tx.description, needle)) count++;
-    }
-    return count == 0 ? 1 : count;
+    return similarTo(
+      prototype,
+      all,
+      pattern: pattern,
+      criteria: criteria,
+    ).length;
   }
 
   List<BankTransaction> similarTo(
     BankTransaction prototype,
     List<BankTransaction> all, {
     String? pattern,
+    SimilarMatchCriteria? criteria,
   }) {
-    final needle = (pattern ?? prototype.merchantKey).trim();
-    if (needle.isEmpty) return [prototype];
+    final query = criteria ??
+        SimilarMatchCriteria(
+          pattern: (pattern ?? prototype.merchantKey).trim(),
+        );
+    if (query.pattern.trim().isEmpty) return [prototype];
     final matches = [
       for (final tx in all)
-        if (descriptionMatchesPattern(tx.description, needle)) tx,
+        if (txMatchesSimilarCriteria(tx, query)) tx,
     ];
     return matches.isEmpty ? [prototype] : matches;
   }
@@ -432,6 +436,46 @@ class TxMetaController extends ChangeNotifier {
     );
   }
 
+  /// Replace labels on every transaction in [txs] (per-id overrides).
+  Future<void> setLabelsForMany(
+    List<BankTransaction> txs,
+    List<String> labelIds,
+  ) async {
+    if (txs.isEmpty) return;
+
+    final expanded = expandWithAncestors([
+      for (final id in labelIds)
+        if (id.isNotEmpty && id != kUncategorizedFilterId) id,
+    ]);
+    final unique = <String>[];
+    for (final id in expanded) {
+      if (!unique.contains(id)) unique.add(id);
+    }
+
+    final nextById = Map<String, TxMeta>.of(_byId);
+    for (final tx in txs) {
+      final stored = nextById[tx.id];
+      final current = stored ?? metaFor(tx);
+      nextById[tx.id] = unique.isEmpty
+          ? current.copyWith(clearLabels: true)
+          : current.copyWith(labelIds: unique);
+    }
+    _byId = nextById;
+    _schedulePersist();
+  }
+
+  /// Label ids shared by every transaction in [txs].
+  Set<String> commonLabelIds(List<BankTransaction> txs) {
+    if (txs.isEmpty) return {};
+    Set<String>? common;
+    for (final tx in txs) {
+      final ids = metaFor(tx).labelIds.toSet();
+      common = common == null ? ids : common.intersection(ids);
+      if (common.isEmpty) break;
+    }
+    return common ?? {};
+  }
+
   Future<TxLabel> createLabel(String name, {String? parentId}) async {
     final trimmed = name.trim();
     if (trimmed.isEmpty) {