enbock / Time-Tracker

import {Observer, ObserverAdapter} from '@enbock/state-value-observer/ValueObserver';

import Manager from '../Manager';

import Translator from '../Translator';

export default class ActiveTranslatorAdapter implements ObserverAdapter<string> {

  protected baseAdapter: ObserverAdapter<string>;

  protected manager: Manager;

  protected activeTranslator: Observer<Translator>;

  constructor(baseAdapter: ObserverAdapter<string>, manager: Manager, activeTranslator: Observer<Translator>) {

    this.activeTranslator = activeTranslator;

    this.baseAdapter = baseAdapter;

    this.manager = manager;

  }

  onChange(newValue: string): void {

    this.manager.getTranslator(newValue).then(

      (translator: Translator): void => {

        this.activeTranslator.value = translator;

        this.baseAdapter.onChange(newValue);

      }

    );

  }

}