registerAllFlagsListener method
Registers a callback to be called when a flag update is processed by the SDK.
listenerId
the id to attach the listener to
callback
the listener to attach to the listenerId
Implementation
Future<bool?> registerAllFlagsListener(
String? listenerId, void Function(List<String>)? callback) async {
if (listenerId == null || callback == null) {
return false;
}
if (allFlagsListeners!.containsKey(listenerId)) {
allFlagsListeners![listenerId] = callback;
return true;
}
allFlagsListeners![listenerId] = callback;
return await _channel.invokeMethod('registerAllFlagsListener',
<String, dynamic>{'listenerId': listenerId});
}