concern
Version:
A library for seperating your application logic into concerns.
43 lines (29 loc) • 1 kB
JavaScript
import Promise from 'bluebird';
import RefState from './RefState';
import Signal from './Signal';
import PausedState from './PausedState';
import Ticker from './Ticker';
/**
* PausingState
*/
class PausingState extends RefState {
signal() {
return Signal.Pausing;
}
sync() {
this._countdown = new Ticker(
this._context.children().length,
(message, from) => (message === Signal.Paused) && (this._context.isChild(from)),
(message, from) => this._context.system().deadLetters().tell(message, from),
() => this._context.dispatcher().execute(
concern => concern.onPause(),
() => this._context.self().setState(new PausedState(this._context))));
this._context.children().
forEach(child =>
child.self().tell(Signal.Pause, this._context.self()));
}
tell(message, from) {
this._countdown.tick(message, from);
}
}
export default PausingState