added consumer to send test messages command to receive and send a reply message to the player

src/main/java/net/krakatoa/proxy/command/SendTestMessageCommand.java

@@ -2,6 +2,7 @@ package net.krakatoa.proxy.command;
 
 import earth.krakatao.protocol.KraSocketClientProtocolMessage;
 import earth.krakatao.protocol.KraSocketClientProtocolStatus;
+import java.util.function.Consumer;
 import net.krakatoa.proxy.ProxySystem;
 import net.md_5.bungee.api.CommandSender;
 import net.md_5.bungee.api.chat.TextComponent;
@@ -32,9 +33,24 @@ public class SendTestMessageCommand extends Command {
           cmdID = Byte.parseByte(args[1]);
         }
 
+        Consumer<KraSocketClientProtocolMessage> consumer = null;
+        if (status == KraSocketClientProtocolStatus.GET.getStatus()) {
+          consumer = kraSocketClientProtocolMessage -> {
+            proxiedPlayer.sendMessage(new TextComponent(
+                "Received msg -> status:" + kraSocketClientProtocolMessage.getStatus()
+                    + " cmdID: "
+                    + kraSocketClientProtocolMessage.getCmdID() + " dest: "
+                    + kraSocketClientProtocolMessage.getDest() + " uuid: "
+                    + kraSocketClientProtocolMessage.getUuid() + " cmdNumber: "
+                    + kraSocketClientProtocolMessage.getCmdNumber() + " args: "
+                    + kraSocketClientProtocolMessage.getArgs()));
+          };
+        }
+
         KraSocketClientProtocolMessage kraSocketClientProtocolMessage = new KraSocketClientProtocolMessage(
             status, (byte) cmdID, Integer.parseInt(args[2]),
-            proxiedPlayer.getUniqueId().toString(), Short.parseShort(args[3]), args[4], null);
+            proxiedPlayer.getUniqueId().toString(), Short.parseShort(args[3]), args[4],
+            consumer);
 
         ProxySystem.getInstance().getKraSocketClient().getSocketClient()
             .SendMessage(kraSocketClientProtocolMessage);