export function subscribeToPushNotifications()

in src/actions/app-actions.ts [1144:1186]
39 lines of code
9 McCabe index (conditional complexity)

export function subscribeToPushNotifications(): ReduxAction {
  return async (dispatch: ReduxThunkDispatch, getState: ReduxStateGetter) => {
    if (await DeviceInfo.isEmulator()) {
      return;
    }

    PushNotificationsProcessor.init();

    const onSwitchAccount = async (account: StorageState, issueId?: string, articleId?: string) => {
      await dispatch(switchAccount(account, false, issueId, articleId));
    };

    const userLogin = getState().app.user?.login as string;
    if (isRegisteredForPush()) {
      log.info('App Actions: Device was already registered for push notifications. Initializing.');
      try {
        PushNotifications.initialize(onSwitchAccount, getState().app.user?.login!);
      } catch (e) {
        setRegisteredForPush(false);
      }
      return;
    }

    if (isAndroidPlatform()) {
      const ver = typeof Platform.Version === 'string' ? parseInt(Platform.Version, 10) : Platform.Version;
      if (ver >= 33) {
        try {
          const granted = await PermissionsAndroid.request(PermissionsAndroid.PERMISSIONS.POST_NOTIFICATIONS);
          if (granted === PermissionsAndroid.RESULTS.GRANTED) {
            await doSubscribe(onSwitchAccount, userLogin);
            log.info('App Actions: Push notifications permission granted');
          } else {
            log.warn('App Actions: Push notifications permission is not allowed');
          }
        } catch (err) {
          log.warn(err);
        }
      }
    } else {
      await doSubscribe(onSwitchAccount, userLogin);
    }
  };
}