Fix ObserverTracerListener

Fix ObserverTracer

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

BauSystem_Main/src/de/steamwar/bausystem/features/observer/ObserverTracer.java

@@ -53,11 +53,13 @@ public class ObserverTracer {
         }
     }
 
-    public void trace() {
+    public boolean trace() {
+        int size = seen.size();
+
         seen.clear();
         blockList.clear();
         if (block.getType() != Material.OBSERVER) {
-            return;
+            return seen.size() != size;
         }
 
         blockList.add(block);
@@ -97,6 +99,7 @@ public class ObserverTracer {
                 calculateSolidBlock(b);
             }
         }
+        return seen.size() != size;
     }
 
     private void spawnParticle(Player player, Location location, Block block) {

BauSystem_Main/src/de/steamwar/bausystem/features/observer/ObserverTracerListener.java

@@ -52,11 +52,20 @@ public class ObserverTracerListener implements Listener {
         }
         if (observerTracerMap.containsKey(event.getPlayer())) {
             ObserverTracer observerTracer = observerTracerMap.get(event.getPlayer());
-            if (observerTracer.seen.contains(event.getClickedBlock().getLocation())) {
-                Bukkit.getScheduler().runTaskLater(BauSystem.getInstance(), observerTracer::trace, 1L);
-                return;
-            }
+            Bukkit.getScheduler().runTaskLater(BauSystem.getInstance(), () -> {
+                if (!observerTracer.trace()) {
+                    createNew(event);
+                }
+                observerTracerMap.forEach((player, o) -> {
+                    o.trace();
+                });
+            }, 1L);
+        } else {
+            createNew(event);
         }
+    }
+
+    private void createNew(PlayerInteractEvent event) {
         if (event.getAction() != Action.RIGHT_CLICK_BLOCK) {
             return;
         }