private void HubActiveStatusChanged(object sender, EventArgs e)
{
var prevActive = _active;
_active = Hubs.All().Count(h => h.Active);
if (prevActive == 0 && _active > 0)
{
Logger.Info("Engine activated");
OnActiveStatusChanged();
}
else if (prevActive > 0 && _active == 0)
{
Logger.Info("Engine deactivated");
OnActiveStatusChanged();
}
}
