serialize method

Map<String, dynamic> serialize()

Serializes all of its items into a single map, separted by their id.

Implementation

Map<String, dynamic> serialize() {
  final serializedItem = <String, dynamic>{};
  for (final element in _items as List<ItemSerializable>) {
    serializedItem[element.id] = element.serialize();
  }
  return serializedItem;
}