Scissors/patches/server/0034-Implement-command-block-events.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Telesphoreo <me@telesphoreo.me>
Date: Fri, 14 Jun 2024 18:34:17 -0500
Subject: [PATCH] Implement command block events


diff --git a/src/main/java/net/minecraft/network/protocol/game/ServerboundSetCommandMinecartPacket.java b/src/main/java/net/minecraft/network/protocol/game/ServerboundSetCommandMinecartPacket.java
index 5cee02970241caafd151cadf08fc8d7092ec13d9..81e16e36b1950d4ae81cb09c39b36d7d4ba91d31 100644
--- a/src/main/java/net/minecraft/network/protocol/game/ServerboundSetCommandMinecartPacket.java
+++ b/src/main/java/net/minecraft/network/protocol/game/ServerboundSetCommandMinecartPacket.java
@@ -14,7 +14,7 @@ public class ServerboundSetCommandMinecartPacket implements Packet<ServerGamePac
     public static final StreamCodec<FriendlyByteBuf, ServerboundSetCommandMinecartPacket> STREAM_CODEC = Packet.codec(
         ServerboundSetCommandMinecartPacket::write, ServerboundSetCommandMinecartPacket::new
     );
-    private final int entity;
+    public final int entity; // Scissors - private -> public
     private final String command;
     private final boolean trackOutput;
 
diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
index 779d44f878e3ae48f1808d1f48bf2b3120cc97ed..87d0dc96d8592612cefa25c378805aeea131b99e 100644
--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
@@ -31,6 +31,9 @@ import java.util.stream.Stream;
 import javax.annotation.Nullable;
 
 import me.totalfreedom.scissors.ScissorsConfig;
+import me.totalfreedom.scissors.event.block.CommandBlockPlayerEditEvent;
+import me.totalfreedom.scissors.event.block.CommandMinecartPlayerEditEvent;
+import me.totalfreedom.scissors.event.block.CommandBlockPlayerEditEvent;
 import me.totalfreedom.scissors.event.player.SpectatorTeleportEvent;
 import net.kyori.adventure.text.format.NamedTextColor;
 import net.minecraft.ChatFormatting;
@@ -160,6 +163,7 @@ import net.minecraft.world.entity.player.Inventory;
 import net.minecraft.world.entity.player.ProfilePublicKey;
 import net.minecraft.world.entity.projectile.AbstractArrow;
 import net.minecraft.world.entity.vehicle.Boat;
+import net.minecraft.world.entity.vehicle.MinecartCommandBlock;
 import net.minecraft.world.inventory.AbstractContainerMenu;
 import net.minecraft.world.inventory.AnvilMenu;
 import net.minecraft.world.inventory.BeaconMenu;
@@ -197,6 +201,8 @@ import net.minecraft.world.phys.Vec3;
 import net.minecraft.world.phys.shapes.BooleanOp;
 import net.minecraft.world.phys.shapes.Shapes;
 import net.minecraft.world.phys.shapes.VoxelShape;
+import org.bukkit.craftbukkit.block.CraftCommandBlock;
+import org.bukkit.craftbukkit.entity.CraftMinecartCommand;
 import org.slf4j.Logger;
 
 // CraftBukkit start
@@ -931,6 +937,15 @@ public class ServerGamePacketListenerImpl extends ServerCommonPacketListenerImpl
                     this.player.level().getChunkAt(blockposition).setBlockEntity(tileentity);
                 }
 
+                // Scissors start
+                CommandBlockPlayerEditEvent event = new CommandBlockPlayerEditEvent(this.getCraftPlayer(), commandblocklistenerabstract.getCommand(), s, new CraftCommandBlock(this.player.level().getWorld(), tileentitycommand));
+                if (!event.callEvent()) {
+                    return;
+                }
+
+                s = event.getNewCommand();
+                // Scissors end
+
                 commandblocklistenerabstract.setCommand(s);
                 commandblocklistenerabstract.setTrackOutput(flag);
                 if (!flag) {
@@ -962,7 +977,17 @@ public class ServerGamePacketListenerImpl extends ServerCommonPacketListenerImpl
             BaseCommandBlock commandblocklistenerabstract = packet.getCommandBlock(this.player.level());
 
             if (commandblocklistenerabstract != null) {
-                commandblocklistenerabstract.setCommand(packet.getCommand());
+                // Scissors start - Implement command block events
+                String command = packet.getCommand();
+                CommandMinecartPlayerEditEvent event = new CommandMinecartPlayerEditEvent(this.getCraftPlayer(), commandblocklistenerabstract.getCommand(), command, new CraftMinecartCommand(this.cserver, (MinecartCommandBlock) this.player.level().getEntity(packet.entity)));
+
+                if (!event.callEvent()) {
+                    return;
+                }
+
+                command = event.getNewCommand();
+                commandblocklistenerabstract.setCommand(command);
+                // Scissors end
                 commandblocklistenerabstract.setTrackOutput(packet.isTrackOutput());
                 if (!packet.isTrackOutput()) {
                     commandblocklistenerabstract.setLastOutput((Component) null);