add packet sniffer for some reason

src/main/java/land/chipmunk/chayapak/chomens_bot/Bot.java

@@ -71,6 +71,7 @@ public class Bot {
     @Getter private FilterPlugin filter;
     @Getter private CommandSuggestionPlugin commandSuggestion;
     @Getter private MailPlugin mail;
+    @Getter private PacketSnifferPlugin packetSniffer;
 
     public Bot (Configuration.BotOption botOption, List<Bot> bots, Configuration config) {
         this.host = botOption.host;
@@ -115,6 +116,7 @@ public class Bot {
         this.filter = new FilterPlugin(this);
         this.commandSuggestion = new CommandSuggestionPlugin(this);
         this.mail = new MailPlugin(this);
+        this.packetSniffer = new PacketSnifferPlugin(this);
 
         for (Listener listener : listeners) listener.loadedPlugins();
 

src/main/java/land/chipmunk/chayapak/chomens_bot/plugins/PacketSnifferPlugin.java

@@ -0,0 +1,40 @@
+package land.chipmunk.chayapak.chomens_bot.plugins;
+
+import com.github.steveice10.packetlib.Session;
+import com.github.steveice10.packetlib.packet.Packet;
+import land.chipmunk.chayapak.chomens_bot.Bot;
+import lombok.Getter;
+import lombok.Setter;
+
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.OutputStreamWriter;
+import java.nio.charset.StandardCharsets;
+
+public class PacketSnifferPlugin extends Bot.Listener {
+    @Getter @Setter private boolean enabled = false;
+
+    private OutputStreamWriter writer;
+
+    public PacketSnifferPlugin (Bot bot) {
+        if (!enabled) return;
+
+        try {
+            writer = new OutputStreamWriter(new FileOutputStream("packets.log"), StandardCharsets.UTF_8);
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+
+        bot.addListener(this);
+    }
+
+    @Override
+    public void packetReceived(Session session, Packet packet) {
+        try {
+            writer.write(packet.toString() + "\n");
+            writer.flush();
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
+}