From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Dreeam <61569423+Dreeam-qwq@users.noreply.github.com>
Date: Fri, 18 Nov 2022 23:26:16 -0500
Subject: [PATCH] Remove UseItemOnPacket Too Far Check

This Check is added in 1.17.x -> 1.18.x update by Mojang.
By removing this check, it enable hackers to use some modules of hack clients.

diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
index 32c4e1c1157151e954ee7f99a9dedbb1741f7a6d..c005afe12d775036d11b04189167f2476e66a30f 100644
--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
@@ -1977,7 +1977,7 @@ public class ServerGamePacketListenerImpl extends ServerCommonPacketListenerImpl
                 Vec3 vec3d2 = vec3d.subtract(vec3d1);
                 double d0 = 1.0000001D;
 
-                if (Math.abs(vec3d2.x()) < 1.0000001D && Math.abs(vec3d2.y()) < 1.0000001D && Math.abs(vec3d2.z()) < 1.0000001D) {
+                if ((Math.abs(vec3d2.x()) < org.dreeam.leaf.LeafConfig.maxUseItemDistance && Math.abs(vec3d2.y()) < org.dreeam.leaf.LeafConfig.maxUseItemDistance && Math.abs(vec3d2.z()) < org.dreeam.leaf.LeafConfig.maxUseItemDistance) || org.dreeam.leaf.LeafConfig.removeUseItemOnPacketTooFar) { // Leaf - Remove UseItemOnPacket Too Far Check and make it configurable
                     Direction enumdirection = movingobjectpositionblock.getDirection();
 
                     this.player.resetLastActionTime();
diff --git a/src/main/java/org/dreeam/leaf/LeafConfig.java b/src/main/java/org/dreeam/leaf/LeafConfig.java
index 1955a44a2cd178818bc53f4a56d7d0350cef80c8..9a29a8c414b32376f7398e96a27eda1e477cb83e 100644
--- a/src/main/java/org/dreeam/leaf/LeafConfig.java
+++ b/src/main/java/org/dreeam/leaf/LeafConfig.java
@@ -167,6 +167,8 @@ public class LeafConfig {
 
     public static boolean removeMojangUsernameCheck = true;
     public static boolean removeSpigotCheckBungeeConfig = true;
+    public static boolean removeUseItemOnPacketTooFar = false;
+    public static double maxUseItemDistance = 1.0000001D;
     private static void removal() {
         removeMojangUsernameCheck = getBoolean("remove-Mojang-username-check", removeMojangUsernameCheck,
                 "Remove username check of Mojang",
@@ -174,6 +176,9 @@ public class LeafConfig {
         removeSpigotCheckBungeeConfig = getBoolean("remove-Spigot-check-bungee-config", removeSpigotCheckBungeeConfig,
                 "Enable player enter backend server through proxy",
                 "without backend server enabling its bungee mode");
+        removeUseItemOnPacketTooFar = getBoolean("remove-UseItemOnPacket-too-far-check", removeUseItemOnPacketTooFar,
+                "To enable this, players can use some packet modules with hack clients and the NoCom Exploit!!");
+        maxUseItemDistance = getDouble("max-UseItem-distance", maxUseItemDistance, "The max distance of UseItem for players");
     }
 
     private static void performance() {