Fix SpectatorListener

BauSystem_Main/src/de/steamwar/bausystem/features/world/SpectatorListener.java

@@ -20,8 +20,10 @@
 package de.steamwar.bausystem.features.world;
 
 import de.steamwar.bausystem.Permission;
+import de.steamwar.bausystem.utils.NMSWrapper;
 import de.steamwar.linkage.Linked;
 import org.bukkit.Bukkit;
+import org.bukkit.Material;
 import org.bukkit.entity.Player;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.EventPriority;
@@ -30,7 +32,9 @@ import org.bukkit.event.block.BlockBreakEvent;
 import org.bukkit.event.block.BlockCanBuildEvent;
 import org.bukkit.event.block.BlockMultiPlaceEvent;
 import org.bukkit.event.block.BlockPlaceEvent;
+import org.bukkit.event.inventory.InventoryClickEvent;
 import org.bukkit.event.player.*;
+import org.bukkit.inventory.ItemStack;
 
 @Linked
 public class SpectatorListener implements Listener {
@@ -44,6 +48,38 @@ public class SpectatorListener implements Listener {
         if (!anySupervisorOnline(null)) {
             event.getPlayer().kickPlayer("");
         }
+        if (Permission.SPECTATOR.hasPermission(event.getPlayer())) {
+            Player p = event.getPlayer();
+            ItemStack[] content = event.getPlayer().getInventory().getContents();
+            for (int i = 0; i < content.length; i++) {
+                if (content[i] == null) continue;
+                if (checkItemStack(content[i])) {
+                    p.getInventory().setItem(i, null);
+                }
+            }
+        }
+    }
+
+    @EventHandler(priority = EventPriority.LOWEST, ignoreCancelled = true)
+    public void onInventoryClick(InventoryClickEvent event) {
+        ItemStack itemStack = event.getCurrentItem();
+        if (itemStack == null || !itemStack.hasItemMeta()) {
+            return;
+        }
+        if (checkItemStack(itemStack)) {
+            event.setCancelled(true);
+            event.setCurrentItem(null);
+        }
+    }
+
+    private boolean checkItemStack(ItemStack itemStack) {
+        switch (itemStack.getType()) {
+            case WOODEN_AXE:
+            case DEBUG_STICK:
+                return true;
+            default:
+                return false;
+        }
     }
 
     @EventHandler