Added a command to (re)name items in the Anvil

MinecraftClient/Protocol/Handlers/Protocol16.cs

@@ -909,6 +909,11 @@ namespace MinecraftClient.Protocol.Handlers
         {
             return false; //Currently not implemented
         }
+        
+        public bool SendRenameItem(string itemName)
+        {
+            return false;
+        }
 
         public bool SendPlayerSession(PlayerKeyPair? playerKeyPair)
         {

MinecraftClient/Protocol/Handlers/Protocol18.cs

@@ -4150,6 +4150,29 @@ namespace MinecraftClient.Protocol.Handlers
             }
         }
 
+        public bool SendRenameItem(string itemName)
+        {
+            try
+            {
+                List<byte> packet = new();
+                packet.AddRange(dataTypes.GetString(itemName.Length > 50 ? itemName[..50] : itemName));
+                SendPacket(PacketTypesOut.NameItem, packet);
+                return true;
+            }
+            catch (SocketException)
+            {
+                return false;
+            }
+            catch (System.IO.IOException)
+            {
+                return false;
+            }
+            catch (ObjectDisposedException)
+            {
+                return false;
+            }
+        }
+
         private byte[] GenerateSalt()
         {
             byte[] salt = new byte[8];

MinecraftClient/Protocol/IMinecraftCom.cs

@@ -260,6 +260,12 @@ namespace MinecraftClient.Protocol
         /// </summary>
         /// <returns></returns>
         bool SendPlayerSession(PlayerKeyPair? playerKeyPair);
+        
+        /// <summary>
+        /// Send the server a command to type in the item name in the Anvil inventory when it's open.
+        /// </summary>
+        /// <param name="itemName">The new item name</param>
+        bool SendRenameItem(string itemName);
 
         /// <summary>
         /// Get net read thread (main thread) ID

MinecraftClient/Protocol/IMinecraftComHandler.cs

@@ -477,5 +477,13 @@ namespace MinecraftClient.Protocol
         /// <returns>True if packet was successfully sent</returns>
 
         bool ClickContainerButton(int windowId, int buttonId);
+        
+        /// <summary>
+        /// Send a rename item packet when the anvil inventory is open and there is an item in the first slot
+        /// </summary>
+        /// <param name="itemName">New name (max 50 characters)</param>
+        /// <returns>True if packet was successfully sent</returns>
+
+        bool SendRenameItem(string itemName);
     }
 }