refresh method Null safety

dynamic refresh()

Refreshing a Bucket

Implementation

refresh() async {
  if (!_needsRefresh) {
    return;
  }
  final ok = await MotorFlutterPlatform.instance.resolveBucket(did);
  if (!ok) {
    throw Exception('Failed to resolve bucket');
  }
  final contentList = await MotorFlutterPlatform.instance.getBucketObjects(did);
  final items = contentList.buckets.map((e) => BucketItem.fromBuffer(e.item)).toList();
  var docs = <SchemaDocument>[];
  for (var item in items) {
    final doc = await item.getSchemaDocument();
    if (doc != null) {
      docs.add(doc);
    }
  }
  _cachedDocs.clear();
  _cachedDocs.addAll(docs);
  _lastUpdated = DateTime.now();
}