From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Bacteriawa <A3167717663@hotmail.com>
Date: Tue, 23 Jun 2026 02:32:14 +0800
Subject: [PATCH] PCA sync protocol

Co-authored by: violetc <58360096+s-yh-china@users.noreply.github.com>
As a part of : Leaves (https://github.com/LeavesMC/Leaves/blob/252a16955f6e1e31aac85d222b093b0797d392f8/leaves-server/minecraft-patches/features/0027-PCA-sync-protocol.patch)
Licensed under: GPL-3.0 (https://www.gnu.org/licenses/gpl-3.0.html)

diff --git a/net/minecraft/world/SimpleContainer.java b/net/minecraft/world/SimpleContainer.java
index 049c6ab6472415479435f2caab0444c3cbd33902..d9bb641c07e2e8d3780fadac44ff5e3ee0e35c8b 100644
--- a/net/minecraft/world/SimpleContainer.java
+++ b/net/minecraft/world/SimpleContainer.java
@@ -199,6 +199,11 @@ public class SimpleContainer implements Container, StackedContentsCompatible {
 
     @Override
     public void setChanged() {
+        // Leaves start - PCA sync protocol
+        if (fun.bm.lophine.config.modules.function.protocol.PcaSyncProtocolConfig.enabled && this.getOwner() instanceof org.bukkit.craftbukkit.entity.CraftEntity entity) {
+            org.leavesmc.leaves.protocol.PcaSyncProtocol.syncEntityToClient(entity.getHandle());
+        }
+        // Leaves end - PCA sync protocol
     }
 
     @Override
diff --git a/net/minecraft/world/entity/vehicle/boat/AbstractChestBoat.java b/net/minecraft/world/entity/vehicle/boat/AbstractChestBoat.java
index 8da479d04c04366561549617c477b0811a9b3d7c..345f63ccac2579acf4cf4ee9507c231da12b03ba 100644
--- a/net/minecraft/world/entity/vehicle/boat/AbstractChestBoat.java
+++ b/net/minecraft/world/entity/vehicle/boat/AbstractChestBoat.java
@@ -140,6 +140,11 @@ public abstract class AbstractChestBoat extends AbstractBoat implements HasCusto
 
     @Override
     public void setChanged() {
+        // Leaves start - PCA sync protocol
+        if (fun.bm.lophine.config.modules.function.protocol.PcaSyncProtocolConfig.enabled) {
+            org.leavesmc.leaves.protocol.PcaSyncProtocol.syncEntityToClient(this);
+        }
+        // Leaves end - PCA sync protocol
     }
 
     @Override
diff --git a/net/minecraft/world/entity/vehicle/minecart/AbstractMinecartContainer.java b/net/minecraft/world/entity/vehicle/minecart/AbstractMinecartContainer.java
index d2c4b47b2f95c8e6bafc93e436041143e68ffa4f..12938642aa58b6b64d7536575712dc3eadfb6e13 100644
--- a/net/minecraft/world/entity/vehicle/minecart/AbstractMinecartContainer.java
+++ b/net/minecraft/world/entity/vehicle/minecart/AbstractMinecartContainer.java
@@ -66,6 +66,11 @@ public abstract class AbstractMinecartContainer extends AbstractMinecart impleme
 
     @Override
     public void setChanged() {
+        // Leaves start - PCA sync protocol
+        if (fun.bm.lophine.config.modules.function.protocol.PcaSyncProtocolConfig.enabled) {
+            org.leavesmc.leaves.protocol.PcaSyncProtocol.syncEntityToClient(this);
+        }
+        // Leaves end - PCA sync protocol
     }
 
     @Override
diff --git a/net/minecraft/world/level/block/entity/BlockEntity.java b/net/minecraft/world/level/block/entity/BlockEntity.java
index 5e7612ad30c218fcbb7c9cdd66ecb69d78d8875d..0fa8f720e3b386a5466b3a94d18d5dbbd0d48836 100644
--- a/net/minecraft/world/level/block/entity/BlockEntity.java
+++ b/net/minecraft/world/level/block/entity/BlockEntity.java
@@ -256,6 +256,14 @@ public abstract class BlockEntity implements DebugValueSource, TypedInstance<Blo
         if (!blockState.isAir()) {
             level.updateNeighbourForOutputSignal(worldPosition, blockState.getBlock());
         }
+        // Leaves start - PCA sync protocol
+        if (fun.bm.lophine.config.modules.function.protocol.PcaSyncProtocolConfig.enabled && !level.isClientSide()) {
+            BlockEntity blockEntity = level.getBlockEntity(worldPosition);
+            if (blockEntity != null) {
+                org.leavesmc.leaves.protocol.PcaSyncProtocol.syncBlockEntityToClient(blockEntity);
+            }
+        }
+        // Leaves end - PCA sync protocol
     }
 
     public BlockPos getBlockPos() {