public void handle(GlowSession session, CloseWindowMessage message) {
final GlowPlayer player = session.getPlayer();
// todo: drop items from workbench, enchant inventory, own crafting grid if needed
player.closeInventory();
if (player.getItemOnCursor() != null) {
// player.getWorld().dropItem(player.getEyeLocation(), player.getItemInHand());
if (player.getGameMode() != GameMode.CREATIVE) {
player.getInventory().addItem(player.getItemOnCursor());