import { APP_WILL_MOUNT, APP_WILL_UNMOUNT } from '../app/actionTypes'; import MiddlewareRegistry from '../redux/MiddlewareRegistry'; // @ts-ignore import NetworkInfoService from './NetworkInfoService'; import { _storeNetworkInfoCleanup, setNetworkInfo } from './actions'; import { STORE_NAME } from './constants'; import { ONLINE_STATE_CHANGED_EVENT } from './events'; import logger from './logger'; import type { NetworkInfo } from './types'; /** * Middleware for 'base/net-info' feature. * * @param {Store} store - The redux store. * @returns {Function} */ // eslint-disable-next-line no-unused-vars MiddlewareRegistry.register(({ dispatch, getState }) => next => action => { const result = next(action); switch (action.type) { case APP_WILL_MOUNT: if (NetworkInfoService.isSupported()) { const networkInfoService = new NetworkInfoService(); const stop = () => { networkInfoService.stop(); networkInfoService.removeAllListeners(); }; networkInfoService.addListener( ONLINE_STATE_CHANGED_EVENT, ({ isOnline, networkType, details }: NetworkInfo) => { logger.info('Network changed', JSON.stringify({ isOnline, details, networkType })); dispatch(setNetworkInfo({ isOnline, networkType, details })); }); dispatch(_storeNetworkInfoCleanup(stop)); networkInfoService.start(); } break; case APP_WILL_UNMOUNT: { const { _cleanup } = getState()[STORE_NAME]; if (_cleanup) { _cleanup(); dispatch(_storeNetworkInfoCleanup(undefined)); } } break; } return result; });