Method constructor

client/scripts/ui.js:494–498

()

class NetworkStatusUI {

    constructor() {
        window.addEventListener('offline', e => this._showOfflineMessage(), false);
        window.addEventListener('online', e => this._showOnlineMessage(), false);
        if (!navigator.onLine) this._showOfflineMessage();
    }

    _showOfflineMessage() {
        Events.fire('notify-user', 'You are offline');