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 that updated by Mojang.
By removing this check, it gives ability for 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 adf4732e57927810d34bf37fb3e9d2dc7b7977d5..def145674389e1e942a69ae4bdf11b5a0ea2155f 100644
--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
@@ -2013,7 +2013,11 @@ public class ServerGamePacketListenerImpl extends ServerCommonPacketListenerImpl
                 Vec3 vec3d1 = vec3d.subtract(Vec3.atCenterOf(blockposition));
                 double d0 = 1.0000001D;
 
-                if (Math.abs(vec3d1.x()) < 1.0000001D && Math.abs(vec3d1.y()) < 1.0000001D && Math.abs(vec3d1.z()) < 1.0000001D) {
+                if (org.dreeam.leaf.config.modules.gameplay.ConfigurableMaxUseItemDistance.maxUseItemDistance <= 0
+                        || (Math.abs(vec3d1.x()) < org.dreeam.leaf.config.modules.gameplay.ConfigurableMaxUseItemDistance.maxUseItemDistance
+                        && Math.abs(vec3d1.y()) < org.dreeam.leaf.config.modules.gameplay.ConfigurableMaxUseItemDistance.maxUseItemDistance
+                        && Math.abs(vec3d1.z()) < org.dreeam.leaf.config.modules.gameplay.ConfigurableMaxUseItemDistance.maxUseItemDistance)
+                ) { // 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/config/modules/gameplay/ConfigurableMaxUseItemDistance.java b/src/main/java/org/dreeam/leaf/config/modules/gameplay/ConfigurableMaxUseItemDistance.java
new file mode 100644
index 0000000000000000000000000000000000000000..b1ae10cec5638f65320327ba6bfe112fd25cae8c
--- /dev/null
+++ b/src/main/java/org/dreeam/leaf/config/modules/gameplay/ConfigurableMaxUseItemDistance.java
@@ -0,0 +1,28 @@
+package org.dreeam.leaf.config.modules.gameplay;
+
+import org.dreeam.leaf.config.ConfigModules;
+import org.dreeam.leaf.config.EnumConfigCategory;
+
+public class ConfigurableMaxUseItemDistance extends ConfigModules {
+
+    public String getBasePath() {
+        return EnumConfigCategory.GAMEPLAY.getBaseKeyName() + ".player";
+    }
+
+    public static double maxUseItemDistance = 1.0000001D;
+
+    @Override
+    public void onLoaded() {
+        maxUseItemDistance = config.getDouble(getBasePath() + ".max-use-item-distance", maxUseItemDistance, config.pickStringRegionBased("""
+                The max distance of UseItem for players.
+                Set to -1 to disable max-distance-check.
+                NOTE: if set to -1 to disable the check,
+                players are able to use some packet modules of hack clients,
+                and NoCom Exploit!!""",
+                """
+                玩家 UseItem 的最大距离.
+                设置为 -1 来禁用最大距离检测.
+                注意: 禁用此项后,
+                玩家可以使用作弊客户端的部分发包模块和 NoCom 漏洞!!"""));
+    }
+}