Added support for copper chests

src/main/java/net/coreprotect/bukkit/BukkitAdapter.java

@@ -1,7 +1,10 @@
 package net.coreprotect.bukkit;
 
+import java.util.Arrays;
+import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
+import java.util.Set;
 
 import org.bukkit.Color;
 import org.bukkit.DyeColor;
@@ -85,6 +88,7 @@ public class BukkitAdapter implements BukkitInterface {
     }
 
     // -------------------- Basic data conversion methods --------------------
+    public static Set<Material> EMPTY_SET = new HashSet<>(Arrays.asList());
 
     @Override
     public String parseLegacyName(String name) {
@@ -350,4 +354,14 @@ public class BukkitAdapter implements BukkitInterface {
     public Object getRegistryValue(String key, Object tClass) {
         return null;
     }
+
+    @Override
+    public boolean isCopperChest(Material material) {
+        return false;
+    }
+
+    @Override
+    public Set<Material> copperChestMaterials() {
+        return EMPTY_SET;
+    }
 }

src/main/java/net/coreprotect/bukkit/BukkitInterface.java

@@ -2,6 +2,7 @@ package net.coreprotect.bukkit;
 
 import java.util.List;
 import java.util.Map;
+import java.util.Set;
 
 import org.bukkit.Material;
 import org.bukkit.World;
@@ -432,4 +433,8 @@ public interface BukkitInterface {
      * @return The parsed name
      */
     String parseLegacyName(String name);
+
+    boolean isCopperChest(Material material);
+
+    Set<Material> copperChestMaterials();
 }

src/main/java/net/coreprotect/bukkit/Bukkit_v1_21.java

@@ -1,5 +1,7 @@
 package net.coreprotect.bukkit;
 
+import java.util.Arrays;
+import java.util.HashSet;
 import java.util.List;
 import java.util.Set;
 
@@ -22,6 +24,8 @@ import net.coreprotect.model.BlockGroup;
  */
 public class Bukkit_v1_21 extends Bukkit_v1_20 implements BukkitInterface {
 
+    public static Set<Material> COPPER_CHESTS = new HashSet<>(Arrays.asList());
+
     /**
      * Initializes the Bukkit_v1_21 adapter with 1.21-specific block groups and mappings.
      * Sets up collections of blocks with similar behavior for efficient handling.
@@ -29,6 +33,9 @@ public class Bukkit_v1_21 extends Bukkit_v1_20 implements BukkitInterface {
     public Bukkit_v1_21() {
         initializeBlockGroups();
         initializeTrapdoorBlocks();
+        BlockGroup.INTERACT_BLOCKS.addAll(copperChestMaterials());
+        BlockGroup.CONTAINERS.addAll(copperChestMaterials());
+        BlockGroup.UPDATE_STATE.addAll(copperChestMaterials());
     }
 
     /**
@@ -154,4 +161,35 @@ public class Bukkit_v1_21 extends Bukkit_v1_20 implements BukkitInterface {
         wolf.setVariant(variant);
 
     }
+
+    @Override
+    public boolean isCopperChest(Material material) {
+        if (COPPER_CHESTS.contains(material) && material != Material.CHEST) {
+            return true;
+        }
+
+        return false;
+    }
+
+    @Override
+    public Set<Material> copperChestMaterials() {
+        if (COPPER_CHESTS.isEmpty()) {
+            Material copperChest = Material.getMaterial("COPPER_CHEST");
+            if (copperChest == null) {
+                COPPER_CHESTS.add(Material.CHEST);
+            }
+            else {
+                COPPER_CHESTS.add(Material.getMaterial("COPPER_CHEST"));
+                COPPER_CHESTS.add(Material.getMaterial("EXPOSED_COPPER_CHEST"));
+                COPPER_CHESTS.add(Material.getMaterial("WEATHERED_COPPER_CHEST"));
+                COPPER_CHESTS.add(Material.getMaterial("OXIDIZED_COPPER_CHEST"));
+                COPPER_CHESTS.add(Material.getMaterial("WAXED_COPPER_CHEST"));
+                COPPER_CHESTS.add(Material.getMaterial("WAXED_EXPOSED_COPPER_CHEST"));
+                COPPER_CHESTS.add(Material.getMaterial("WAXED_WEATHERED_COPPER_CHEST"));
+                COPPER_CHESTS.add(Material.getMaterial("WAXED_OXIDIZED_COPPER_CHEST"));
+            }
+        }
+
+        return COPPER_CHESTS;
+    }
 }

src/main/java/net/coreprotect/database/rollback/RollbackProcessor.java

@@ -209,7 +209,7 @@ public class RollbackProcessor {
                         BlockData checkData = rowType == Material.AIR ? blockData : rawBlockData;
                         if (checkData != null) {
                             if (checkData.getAsString().equals(pendingChangeData.getAsString()) || checkData instanceof org.bukkit.block.data.MultipleFacing || checkData instanceof org.bukkit.block.data.type.Stairs || checkData instanceof org.bukkit.block.data.type.RedstoneWire) {
-                                if (rowType != Material.CHEST && rowType != Material.TRAPPED_CHEST) { // always update double chests
+                                if (rowType != Material.CHEST && rowType != Material.TRAPPED_CHEST && !BukkitAdapter.ADAPTER.isCopperChest(rowType)) { // always update double chests
                                     changeBlock = false;
                                 }
                             }

src/main/java/net/coreprotect/listener/player/PlayerInteractListener.java

@@ -145,7 +145,7 @@ public final class PlayerInteractListener extends Queue implements Listener {
                     }
                     else if (isContainerBlock && Config.getConfig(world).ITEM_TRANSACTIONS) {
                         Location location = null;
-                        if (type.equals(Material.CHEST) || type.equals(Material.TRAPPED_CHEST)) {
+                        if (type.equals(Material.CHEST) || type.equals(Material.TRAPPED_CHEST) || BukkitAdapter.ADAPTER.isCopperChest(type)) {
                             Chest chest = (Chest) clickedBlock.getState();
                             InventoryHolder inventoryHolder = chest.getInventory().getHolder();
 

src/main/java/net/coreprotect/utility/BlockUtils.java

@@ -208,6 +208,7 @@ public class BlockUtils {
             if (blockState instanceof BlockInventoryHolder) {
                 if (singleBlock) {
                     List<Material> chests = java.util.Arrays.asList(Material.CHEST, Material.TRAPPED_CHEST);
+                    chests.addAll(BukkitAdapter.ADAPTER.copperChestMaterials());
                     Material type = blockState.getType();
                     if (chests.contains(type)) {
                         inventory = ((org.bukkit.block.Chest) blockState).getBlockInventory();