private bool ShouldPerformAutoSave(int lastSaveTime)
{
int diff = Environment.TickCount - lastSaveTime;
// TODO: configuration: int autosavePeriod = ConfMan.getInt("autosave_period");
var autosavePeriod = 300;
return autosavePeriod != 0 && diff > autosavePeriod * 1000;
}