fix: some core refilling issues when switching to dimensions with different minimum Y levels like minecraft:the_end

src/main/java/me/chayapak1/chomens_bot/Bot.java

@@ -80,6 +80,7 @@ public class Bot extends SessionAdapter {
     public SelfCarePlugin selfCare;
     public QueryPlugin query;
     public ExtrasMessengerPlugin extrasMessenger;
+    public WorldPlugin world;
     public CorePlugin core;
     public TeamPlugin team;
     public PlayersPlugin players;
@@ -103,7 +104,6 @@ public class Bot extends SessionAdapter {
     public PacketSnifferPlugin packetSniffer;
     public VoiceChatPlugin voiceChat;
     public TeamJoinerPlugin teamJoiner;
-    public WorldPlugin world;
     public AuthPlugin auth;
     public ScreensharePlugin screenshare;
     public FormatCheckerPlugin formatChecker;
@@ -132,6 +132,7 @@ public class Bot extends SessionAdapter {
         this.selfCare = new SelfCarePlugin(this);
         this.query = new QueryPlugin(this);
         this.extrasMessenger = new ExtrasMessengerPlugin(this);
+        this.world = new WorldPlugin(this);
         this.core = new CorePlugin(this);
         this.team = new TeamPlugin(this);
         this.players = new PlayersPlugin(this);
@@ -155,7 +156,6 @@ public class Bot extends SessionAdapter {
         this.packetSniffer = new PacketSnifferPlugin(this);
         this.voiceChat = new VoiceChatPlugin(this);
         this.teamJoiner = new TeamJoinerPlugin(this);
-        this.world = new WorldPlugin(this);
         this.auth = new AuthPlugin(this);
 //        this.screenshare = new ScreensharePlugin(this);
         this.formatChecker = new FormatCheckerPlugin(this);

src/main/java/me/chayapak1/chomens_bot/plugins/CorePlugin.java

@@ -26,7 +26,10 @@ import org.geysermc.mcprotocollib.protocol.packet.ingame.serverbound.inventory.S
 import org.geysermc.mcprotocollib.protocol.packet.ingame.serverbound.player.ServerboundPlayerActionPacket;
 import org.geysermc.mcprotocollib.protocol.packet.ingame.serverbound.player.ServerboundUseItemOnPacket;
 
-import java.util.*;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
 import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.ConcurrentLinkedQueue;
 import java.util.concurrent.ScheduledFuture;
@@ -103,6 +106,13 @@ public class CorePlugin extends PositionPlugin.Listener {
             }
         });
 
+        bot.world.addListener(new WorldPlugin.Listener() {
+            @Override
+            public void worldChanged (String dimension) {
+                CorePlugin.this.worldChanged();
+            }
+        });
+
         bot.tick.addListener(new TickPlugin.Listener() {
             @Override
             public void onTick() {
@@ -392,18 +402,6 @@ public class CorePlugin extends PositionPlugin.Listener {
                         Math.abs(botChunkPosX - coreChunkPosX) > bot.world.simulationDistance ||
                         Math.abs(botChunkPosZ - coreChunkPosZ) > bot.world.simulationDistance
         ) {
-            from = Vector3i.from(
-                    fromSize.getX() + botChunkPosX * 16,
-                    MathUtilities.clamp(fromSize.getY(), bot.world.minY, bot.world.maxY),
-                    fromSize.getZ() + botChunkPosZ * 16
-            );
-
-            to = Vector3i.from(
-                    toSize.getX() + botChunkPosX * 16,
-                    MathUtilities.clamp(toSize.getY(), bot.world.minY, bot.world.maxY),
-                    toSize.getZ() + botChunkPosZ * 16
-            );
-
             reset();
             refill();
         }
@@ -416,7 +414,27 @@ public class CorePlugin extends PositionPlugin.Listener {
         }
     }
 
+    public void worldChanged () {
+        reset();
+        refill();
+    }
+
     public void reset () {
+        final int botChunkPosX = (int) Math.floor(bot.position.position.getX() / 16);
+        final int botChunkPosZ = (int) Math.floor(bot.position.position.getZ() / 16);
+
+        from = Vector3i.from(
+                fromSize.getX() + botChunkPosX * 16,
+                MathUtilities.clamp(fromSize.getY(), bot.world.minY, bot.world.maxY),
+                fromSize.getZ() + botChunkPosZ * 16
+        );
+
+        to = Vector3i.from(
+                toSize.getX() + botChunkPosX * 16,
+                MathUtilities.clamp(toSize.getY(), bot.world.minY, bot.world.maxY),
+                toSize.getZ() + botChunkPosZ * 16
+        );
+
         block = Vector3i.from(from);
     }
 

src/main/java/me/chayapak1/chomens_bot/plugins/WorldPlugin.java

@@ -131,6 +131,8 @@ public class WorldPlugin extends Bot.Listener {
         chunks.get(chunkPos).setBlock(x & 15, y, z & 15, id);
     }
 
+    public void addListener (Listener listener) { listeners.add(listener); }
+
     public static class Listener {
         public void worldChanged (String dimension) {}
     }