progress???

src/main/java/de/lunarakai/minecleaner/ArenaList.java

@@ -139,7 +139,7 @@ public class ArenaList {
         for(Location block : arena.getBlocks()) { // TODO
             arenaBlocks.remove(block);
         }
-        arena.removeBlockDisplays(); // TODO
+        arena.removeBlockDisplays();
 
         arenas.remove(arena.getName());
         save();

src/main/java/de/lunarakai/minecleaner/MinecleanerArena.java

@@ -59,7 +59,6 @@ public class MinecleanerArena {
                 blockDisplays[i] = UUID.fromString(blockDisplay);
             }
         }
-        blockDisplays = new UUID[widthIndex * widthIndex];
     } 
 
     public MinecleanerArena(MinecleanerPlugin plugin, String name, Location location, int widthIndex, BlockFace orientation) {
@@ -164,6 +163,11 @@ public class MinecleanerArena {
         arenaSection.set("location", this.location);
         arenaSection.set("fieldwidth", this.widthIndex);
         arenaSection.set("orientation", this.orientation.name());
+        List<String> blockDisplays = new ArrayList<>();
+        for(UUID uuid : this.blockDisplays) {
+            blockDisplays.add(uuid == null ? null : uuid.toString());
+        }
+        arenaSection.set("blockdisplays", blockDisplays);
     }
 
     public void startNewGame() {
@@ -184,15 +188,16 @@ public class MinecleanerArena {
         this.currentPlayer = null;
     }
 
+    // block displays dont get removed
     public void removeBlockDisplays() {
         World world = location.getWorld();
         for(int fx = 0; fx < 9; fx++) {
             for(int fy = 0; fy < 9; fy++) {
                 UUID blockDisplayUuid = blockDisplays[fx + fy * 9];
                 Entity blockDisplayEntity = blockDisplayUuid != null ? world.getEntity(blockDisplayUuid) : null;
-                if(blockDisplayEntity instanceof Display blockdisplay) {
+                //if(blockDisplayEntity instanceof BlockDisplay blockDisplay) {
-                    blockDisplayEntity.remove();
+                    blockDisplayEntity.remove(); // Null Pointer after restart
-                }
+                //}
             }
         }
     }
@@ -239,7 +244,7 @@ public class MinecleanerArena {
         int d1z = d0x;
 
         Location loc = location.clone();
-        for(int fx = -1; fx < 2; fx++) {
+        for(int fx = -2; fx < 1; fx++) {
             for(int fy = -1; fy < 2; fy++) {
                 loc.set(location.getX() + d1x + fx, location.getY() + fy, location.getZ() + d1z * fx);
                 blocks.add(loc.clone());

src/main/java/de/lunarakai/minecleaner/MinecleanerListener.java

@@ -18,6 +18,8 @@ import org.bukkit.event.player.PlayerInteractEvent;
 import org.bukkit.event.player.PlayerMoveEvent;
 import org.bukkit.event.player.PlayerQuitEvent;
 import org.bukkit.inventory.EquipmentSlot;
+import org.bukkit.util.RayTraceResult;
+import org.bukkit.util.Vector;
 import net.md_5.bungee.api.ChatColor;
 
 public class MinecleanerListener implements Listener {
@@ -42,20 +44,40 @@ public class MinecleanerListener implements Listener {
                     int d1z = d0x;
 
                     if (e.getBlockFace() == arena.getOrientation()) {
-                        Location loc = e.getInteractionPoint().clone().subtract(arena.getLocation()).subtract(0.5, 0.5, 0.5); // null on left-click
+                        // Raytrace 
+                        // kann null sein
+
+                        Player player = e.getPlayer();
+                        RayTraceResult rayTraceResult = player.getWorld().rayTraceBlocks(player.getEyeLocation(), player.getEyeLocation().getDirection(), 64.0);
+
+                        //Location loc = e.getInteractionPoint().clone().subtract(arena.getLocation()).subtract(0.5, 0.5, 0.5); // null on left-click
+
+
+                        if(rayTraceResult != null) {
+                            Vector hitPos = rayTraceResult.getHitPosition();
+                            Location loc = player.getLocation().add(hitPos).clone().subtract(arena.getLocation()).subtract(0.5, 0.5, 0.5);
                             double lx = loc.getX();
                             double ly = loc.getY();
                             double lz = loc.getZ();
+                            player.sendMessage(ChatColor.GRAY + "lx: " + lx + " ,ly: " + ly + " ,lz: " + lz);
                             double dy = ly + 1.5;
+                            player.sendMessage(ChatColor.GRAY + "dy: " + dy);
                             double dz = -d1x * lx - d1z * lz + 1.5;
+                            player.sendMessage(ChatColor.GRAY + "dz: " + dz);
 
                             double blockx = (dy / 3.0) * 9.0;
                             double blockz = (dz / 3.0) * 9.0;
 
+                            
+
                             int blockxInt = (int) blockx;
                             int blockzInt = (int) blockz;
                             blockx -= blockxInt;
                             blockz -= blockzInt;
+
+                            player.sendMessage(ChatColor.GRAY + "blockx: " + blockx + " ,blockz: " + blockz);
+                            player.sendMessage(ChatColor.GRAY + "blockxInt: " + blockxInt + " ,blockzInt: " + blockzInt);
+
                             if (blockx >= 0.1 && blockx <= 0.9 && blockz >= 0.1 && blockz <= 0.9) {
                                 boolean hasRightClicked = false;
                                 if(e.getAction() == Action.RIGHT_CLICK_BLOCK) {
@@ -63,10 +85,13 @@ public class MinecleanerListener implements Listener {
                                 }
                                 // TODO Doesnt show messages for Cells: [ROW] [>5] (6, 7, 8 are missing)
 
-                            e.getPlayer().sendMessage("Arena click! " + blockxInt + " " + blockzInt + " Right Clicked: " + hasRightClicked);
+                                player.sendMessage("Arena click! " + blockxInt + " " + blockzInt + " Right Clicked: " + hasRightClicked);
                                 //plugin.getManager().handleFieldClick(e.getPlayer(), blockxInt, blockzInt, hasRightClicked);
                             }
                         }
+                        
+                        
+                    }
                 }
             } else {
                 arena = plugin.getArenaList().getArenaAtBlock(block);

src/main/java/de/lunarakai/minecleaner/MinecleanerManager.java

@@ -32,7 +32,7 @@ public class MinecleanerManager {
         this.plugin = plugin;
 
         // Deprecated
-        this.confirmPlayingInventory = plugin.getServer().createInventory(null, InventoryType.HOPPER, "Möchtest du Minecleaner spielen?");
+        this.confirmPlayingInventory = plugin.getServer().createInventory(null, InventoryType.HOPPER, "Minecleaner starten?");
         this.confirmPlayingInventory.setItem(1, 
             ItemStacks.lore(ItemStacks.rename(new ItemStack(Material.GREEN_CONCRETE), ChatColor.GREEN + "Bestätigen")));
         this.confirmPlayingInventory.setItem(3,