getHistory method

List? getHistory(
  1. String id
)

Get history for a signal (values only).

Implementation

List<dynamic>? getHistory(String id) {
  // Check standalone first
  if (_standaloneHistory.containsKey(id)) {
    return List.from(_standaloneHistory[id]!);
  }
  // Fall back to registry
  final list = _registry.perSignalHistory[id];
  if (list == null) return null;
  return list.map((e) => e.value).toList();
}