Class LocalizeController

packages/localize/src/internal/localized-controller.ts:11–39

import type {ReactiveController, ReactiveControllerHost} from 'lit';

class LocalizeController implements ReactiveController {
  host: ReactiveControllerHost;

  constructor(host: ReactiveControllerHost) {
    this.host = host;
  }

  private readonly __litLocalizeEventHandler = (
    event: WindowEventMap[typeof LOCALE_STATUS_EVENT]
  ) => {
    if (event.detail.status === 'ready') {
      this.host.requestUpdate();
    }
  };

  hostConnected() {
    window.addEventListener(
      LOCALE_STATUS_EVENT,
      this.__litLocalizeEventHandler
    );
  }

  hostDisconnected() {
    window.removeEventListener(
      LOCALE_STATUS_EVENT,
      this.__litLocalizeEventHandler
    );
  }
}

/**
 * Re-render the given LitElement whenever a new active locale has loaded.