enbock / Simple-Storage

export default class StorageAdapter<Type> implements ObserverAdapter<Type> {

  protected baseAdapter: ObserverAdapter<Type>;

  protected onChangeCallback: OnChangeCallback<Type>;

  constructor(baseAdapter: ObserverAdapter<Type>, onChangeCallback: OnChangeCallback<Type>) {

    this.baseAdapter = baseAdapter;

    this.onChangeCallback = onChangeCallback;

  }

  onChange(newValue: Type): void {

    this.onChangeCallback(newValue);

    this.baseAdapter.onChange(newValue);