fix: prevent hot bar switching while in guild vault

Author: darbyjack

src/main/java/me/glaremasters/guilds/listeners/VaultBlacklistListener.java

@@ -33,6 +33,7 @@
 import org.bukkit.entity.Player;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.Listener;
+import org.bukkit.event.inventory.ClickType;
 import org.bukkit.event.inventory.InventoryClickEvent;
 import org.bukkit.event.inventory.InventoryCloseEvent;
 import org.bukkit.inventory.ItemStack;
@@ -103,6 +104,12 @@ public void onItemClick(InventoryClickEvent event) {
         if (!guildHandler.getOpened().contains(player))
             return;
 
+        // Prevent hot swapping
+        if (event.getClick() == ClickType.NUMBER_KEY) {
+            event.setCancelled(true);
+            return;
+        }
+
         // get the item clicked
         ItemStack item = event.getCurrentItem();