Hotfix TNTSimulator.remove

Signed-off-by: yoyosource <yoyosource@nidido.de>

BauSystem_Main/src/de/steamwar/bausystem/features/simulator/TNTSimulator.java

@@ -110,21 +110,18 @@ public class TNTSimulator {
     }
 
     public void remove(SimulatorElement element) {
-        tntElementList.remove(element);
-        Set<SimulatorElement> toRemove = new HashSet<>();
-        for (SimulatorElement spawn : tntElementList) {
-            if (element instanceof TNTElement) {
-                spawn.remove((TNTElement) element);
-            }
-            if (spawn instanceof TNTGroup) {
-                if (((TNTGroup) spawn).getElements().isEmpty()) {
-                    toRemove.add(spawn);
-                    spawn.close();
+        if (element instanceof TNTElement) {
+            TNTElement tntElement = (TNTElement) element;
+            element.remove(tntElement);
+            if (tntElement.hasParent()) {
+                tntElement.getParent().remove(tntElement);
+                if (tntElement.getParent().getElements().isEmpty()) {
+                    remove(tntElement.getParent());
                 }
             }
         }
-        tntElementList.removeAll(toRemove);
         element.close();
+        tntElementList.remove(element);
     }
 
     public void change() {