Fix bug Command Hub

Author: eygwi

src/main/java/me/pranavverma/advancedtech/general/items/commanders/command_hub/command_hub.java

@@ -233,23 +233,23 @@ public void onInventoryClick(InventoryClickEvent event) {
         HumanEntity human = event.getWhoClicked();
         Inventory inventory = event.getClickedInventory();
 
-        if (human instanceof Player && inventory != null && inventory.getSize() == 9 && inventory.getItem(0).hasItemMeta() && inventory.getItem(8).getType() == Material.BLACK_STAINED_GLASS && inventory.getItem(7).getType() == Material.BLACK_STAINED_GLASS && inventory.getItem(6).getType() == Material.BLACK_STAINED_GLASS) {
-            if (inventory.getItem(0) == null) {
-                
-            }
+        if (!(human instanceof Player) || inventory == null || inventory.getSize() != 9) {
+            return;
+        }
 
-            if (inventory.getItem(6) == null) {
-                
-            }
-            
-            if (inventory.getItem(7) == null) {
-                
-            }
+        ItemStack item0 = inventory.getItem(0);
+        ItemStack item6 = inventory.getItem(6);
+        ItemStack item7 = inventory.getItem(7);
+        ItemStack item8 = inventory.getItem(8);
 
-            if (inventory.getItem(8) == null) {
-                
-            }
+        if (item0 == null || item6 == null || item7 == null || item8 == null) {
+            return;
+        }
 
+        if (item0.hasItemMeta() && 
+            item8.getType() == Material.BLACK_STAINED_GLASS_PANE && 
+            item7.getType() == Material.BLACK_STAINED_GLASS_PANE && 
+            item6.getType() == Material.BLACK_STAINED_GLASS_PANE) {
 
             event.setResult(Result.DENY); // Cancel the click event
             event.setCancelled(true);
@@ -261,10 +261,25 @@ public void onInventoryClick(InventoryClickEvent event) {
     public void onInventoryDrag(InventoryDragEvent event) {
         HumanEntity human = event.getWhoClicked();
         Inventory inventory = event.getInventory();
-        
-        
 
-        if (human instanceof Player && inventory != null && inventory.getSize() == 9 && inventory.getItem(0).hasItemMeta() && inventory.getItem(8).getType() == Material.BLACK_STAINED_GLASS && inventory.getItem(7).getType() == Material.BLACK_STAINED_GLASS && inventory.getItem(6).getType() == Material.BLACK_STAINED_GLASS) {
+        if (!(human instanceof Player) || inventory == null || inventory.getSize() != 9) {
+            return;
+        }
+
+        ItemStack item0 = inventory.getItem(0);
+        ItemStack item6 = inventory.getItem(6);
+        ItemStack item7 = inventory.getItem(7);
+        ItemStack item8 = inventory.getItem(8);
+
+        if (item0 == null || item6 == null || item7 == null || item8 == null) {
+            return;
+        }
+
+        if (item0.hasItemMeta() && 
+            item8.getType() == Material.BLACK_STAINED_GLASS_PANE && 
+            item7.getType() == Material.BLACK_STAINED_GLASS_PANE && 
+            item6.getType() == Material.BLACK_STAINED_GLASS_PANE) {
+            
             event.setCancelled(true); // Cancel the drag event
         }
     }