From e68eb3fe98a480d22dffe7a742dafe226f95fe40 Mon Sep 17 00:00:00 2001
From: violetc <58360096+s-yh-china@users.noreply.github.com>
Date: Wed, 30 Jul 2025 18:00:20 +0800
Subject: [PATCH] Chat command max length

---
 .../0139-Chat-command-max-length.patch        | 24 +++++++++++++++++++
 .../org/leavesmc/leaves/LeavesConfig.java     |  3 +++
 2 files changed, 27 insertions(+)
 create mode 100644 leaves-server/minecraft-patches/features/0139-Chat-command-max-length.patch

diff --git a/leaves-server/minecraft-patches/features/0139-Chat-command-max-length.patch b/leaves-server/minecraft-patches/features/0139-Chat-command-max-length.patch
new file mode 100644
index 00000000..274e03bd
--- /dev/null
+++ b/leaves-server/minecraft-patches/features/0139-Chat-command-max-length.patch
@@ -0,0 +1,24 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: violetc <58360096+s-yh-china@users.noreply.github.com>
+Date: Wed, 30 Jul 2025 17:58:24 +0800
+Subject: [PATCH] Chat command max length
+
+
+diff --git a/net/minecraft/network/protocol/game/ServerboundChatCommandPacket.java b/net/minecraft/network/protocol/game/ServerboundChatCommandPacket.java
+index 3b0931d9bb5eef6f900c09a1fc342516e708af58..9bfe3bc0e9993280e5dac75e858f76d246b16c20 100644
+--- a/net/minecraft/network/protocol/game/ServerboundChatCommandPacket.java
++++ b/net/minecraft/network/protocol/game/ServerboundChatCommandPacket.java
+@@ -11,11 +11,11 @@ public record ServerboundChatCommandPacket(String command) implements Packet<Ser
+     );
+ 
+     private ServerboundChatCommandPacket(FriendlyByteBuf buffer) {
+-        this(buffer.readUtf());
++        this(buffer.readUtf(org.leavesmc.leaves.LeavesConfig.mics.chatCommandMaxLength)); // Leaves - chat command max length
+     }
+ 
+     private void write(FriendlyByteBuf buffer) {
+-        buffer.writeUtf(this.command);
++        buffer.writeUtf(this.command, org.leavesmc.leaves.LeavesConfig.mics.chatCommandMaxLength); // Leaves - chat command max length
+     }
+ 
+     @Override
diff --git a/leaves-server/src/main/java/org/leavesmc/leaves/LeavesConfig.java b/leaves-server/src/main/java/org/leavesmc/leaves/LeavesConfig.java
index a6c6bb64..92027d25 100644
--- a/leaves-server/src/main/java/org/leavesmc/leaves/LeavesConfig.java
+++ b/leaves-server/src/main/java/org/leavesmc/leaves/LeavesConfig.java
@@ -1132,6 +1132,9 @@ public final class LeavesConfig {
 
         @GlobalConfig("leaves-packet-event")
         public boolean leavesPacketEvent = true;
+
+        @GlobalConfig("chat-command-max-length")
+        public int chatCommandMaxLength = 32767;
     }
 
     public static RegionConfig region = new RegionConfig();