From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Sun, 28 Jun 2020 19:27:20 -0400
Subject: [PATCH] Paper dumpitem command

Let's you quickly view the item in your hands NBT data

diff --git a/src/main/java/com/destroystokyo/paper/PaperCommand.java b/src/main/java/com/destroystokyo/paper/PaperCommand.java
index 0619e6d0901ecd656aebd66522c08379916a8b78..46b5d07be1e187129fa7f2dd62397ed34b4a9e15 100644
--- a/src/main/java/com/destroystokyo/paper/PaperCommand.java
+++ b/src/main/java/com/destroystokyo/paper/PaperCommand.java
@@ -22,6 +22,7 @@ import net.minecraft.server.LightEngineThreaded;
 import net.minecraft.server.MCUtil;
 import net.minecraft.server.MinecraftKey;
 import net.minecraft.server.MinecraftServer;
+import net.minecraft.server.NBTTagCompound;
 import net.minecraft.server.PacketPlayOutLightUpdate;
 import net.minecraft.server.PlayerChunk;
 import net.minecraft.server.WorldServer;
@@ -36,7 +37,9 @@ import org.bukkit.command.CommandSender;
 import org.bukkit.craftbukkit.CraftServer;
 import org.bukkit.craftbukkit.CraftWorld;
 import org.bukkit.craftbukkit.entity.CraftPlayer;
+import org.bukkit.craftbukkit.inventory.CraftItemStack;
 import org.bukkit.entity.Player;
+import org.bukkit.inventory.ItemStack;
 
 import java.io.File;
 import java.io.FileOutputStream;
@@ -59,7 +62,7 @@ import java.util.stream.Collectors;
 
 public class PaperCommand extends Command {
     private static final String BASE_PERM = "bukkit.command.paper.";
-    private static final ImmutableSet<String> SUBCOMMANDS = ImmutableSet.<String>builder().add("heap", "entity", "reload", "version", "debug", "chunkinfo", "dumpwaiting", "syncloadinfo", "fixlight").build();
+    private static final ImmutableSet<String> SUBCOMMANDS = ImmutableSet.<String>builder().add("heap", "entity", "reload", "version", "debug", "chunkinfo", "dumpwaiting", "syncloadinfo", "fixlight", "dumpitem").build();
 
     public PaperCommand(String name) {
         super(name);
@@ -168,6 +171,9 @@ public class PaperCommand extends Command {
             case "reload":
                 doReload(sender);
                 break;
+            case "dumpitem":
+                doDumpItem(sender);
+                break;
             case "debug":
                 doDebug(sender, args);
                 break;
@@ -200,6 +206,19 @@ public class PaperCommand extends Command {
         return true;
     }
 
+    private void doDumpItem(CommandSender sender) {
+        ItemStack itemInHand = ((CraftPlayer) sender).getItemInHand();
+        net.minecraft.server.ItemStack itemStack = CraftItemStack.asNMSCopy(itemInHand);
+        NBTTagCompound tag = itemStack.getTag();
+        if (tag != null) {
+            String nbt = org.bukkit.craftbukkit.util.CraftChatMessage.fromComponent(tag.getNbtPrettyComponent());
+            Bukkit.getConsoleSender().sendMessage(nbt);
+            sender.sendMessage(nbt);
+        } else {
+            sender.sendMessage("Item does not have NBT");
+        }
+    }
+
     private void doFixLight(CommandSender sender, String[] args) {
         if (!(sender instanceof Player)) {
             sender.sendMessage("Only players can use this command");
diff --git a/src/main/java/net/minecraft/server/NBTBase.java b/src/main/java/net/minecraft/server/NBTBase.java
index 8b9e47b4c7f5dc464fa617a59583df9e30a54045..104b820ee380083ec755c443a4a9c270e525ca45 100644
--- a/src/main/java/net/minecraft/server/NBTBase.java
+++ b/src/main/java/net/minecraft/server/NBTBase.java
@@ -24,6 +24,7 @@ public interface NBTBase {
         return this.toString();
     }
 
+    default IChatBaseComponent getNbtPrettyComponent() { return this.l(); } // Paper - OBFHELPER
     default IChatBaseComponent l() {
         return this.a("", 0);
     }