SakuraMC/patches/server/0003-Sakura-Configuration-Files.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: "kfian294ma4@gmail.com" <kfian294ma4@gmail.com>
Date: Sun, 5 Sep 2021 18:01:34 +0100
Subject: [PATCH] Sakura Configuration Files


diff --git a/src/main/java/io/papermc/paper/configuration/Configurations.java b/src/main/java/io/papermc/paper/configuration/Configurations.java
index 96142deb42700f888ea08689ab62c27ef2b881fd..92bbebf2d09225ac67685bec1a724f1d3ae25fe9 100644
--- a/src/main/java/io/papermc/paper/configuration/Configurations.java
+++ b/src/main/java/io/papermc/paper/configuration/Configurations.java
@@ -96,7 +96,7 @@ public abstract class Configurations<G, W> {
         };
     }
 
-    static <T> CheckedFunction<ConfigurationNode, T, SerializationException> reloader(Class<T> type, T instance) {
+    public static <T> CheckedFunction<ConfigurationNode, T, SerializationException> reloader(Class<T> type, T instance) { // Sakura - package-protected -> public
         return node -> {
             ObjectMapper.Factory factory = (ObjectMapper.Factory) Objects.requireNonNull(node.options().serializers().get(type));
             ObjectMapper.Mutable<T> mutable = (ObjectMapper.Mutable<T>) factory.get(type);
@@ -231,7 +231,7 @@ public abstract class Configurations<G, W> {
             .path(worldConfigFile)
             .build();
         final ConfigurationNode worldNode = worldLoader.load();
-        if (newFile) { // set the version field if new file
+        if (newFile && this instanceof PaperConfigurations) { // Sakura - hack this into working // set the version field if new file
             worldNode.node(Configuration.VERSION_FIELD).set(this.worldConfigVersion());
         } else {
             this.verifyWorldConfigVersion(contextMap, worldNode);
diff --git a/src/main/java/io/papermc/paper/configuration/PaperConfigurations.java b/src/main/java/io/papermc/paper/configuration/PaperConfigurations.java
index 83a726bcf8b7dce73a361b0d79dbd63a0afc7a12..6efe0ed8600e3703bd83d46545bba88791d3bcd6 100644
--- a/src/main/java/io/papermc/paper/configuration/PaperConfigurations.java
+++ b/src/main/java/io/papermc/paper/configuration/PaperConfigurations.java
@@ -457,7 +457,7 @@ public class PaperConfigurations extends Configurations<GlobalConfiguration, Wor
     }
 
     // Symlinks are not correctly checked in createDirectories
-    static void createDirectoriesSymlinkAware(Path path) throws IOException {
+    public static void createDirectoriesSymlinkAware(Path path) throws IOException { // Sakura - package-protected -> public
         if (!Files.isDirectory(path)) {
             Files.createDirectories(path);
         }
diff --git a/src/main/java/me/samsuik/sakura/command/BaseSubCommand.java b/src/main/java/me/samsuik/sakura/command/BaseSubCommand.java
new file mode 100644
index 0000000000000000000000000000000000000000..9b5af05f7a4593eb44f36fff90d94e98d6999c7f
--- /dev/null
+++ b/src/main/java/me/samsuik/sakura/command/BaseSubCommand.java
@@ -0,0 +1,47 @@
+package me.samsuik.sakura.command;
+
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandSender;
+import org.checkerframework.checker.nullness.qual.NonNull;
+import org.checkerframework.framework.qual.DefaultQualifier;
+import org.jetbrains.annotations.NotNull;
+
+import java.util.ArrayList;
+import java.util.List;
+
+@DefaultQualifier(NonNull.class)
+public abstract class BaseSubCommand extends Command {
+
+    public BaseSubCommand(String name) {
+        super(name);
+        this.description = "Sakura Command " + name;
+        this.setPermission("bukkit.command." + name);
+    }
+
+    public abstract void execute(CommandSender sender, String[] args);
+
+    public void tabComplete(List<String> list, String[] args) throws IllegalArgumentException {}
+
+    @Override
+    @Deprecated
+    public final boolean execute(CommandSender sender, String label, String[] args) {
+        if (testPermission(sender)) {
+            execute(sender, args);
+        }
+
+        return true;
+    }
+
+    @Override
+    @NotNull
+    public List<String> tabComplete(CommandSender sender, String alias, String[] args) throws IllegalArgumentException {
+        var completions = new ArrayList<String>(0);
+
+        if (testPermissionSilent(sender)) {
+            tabComplete(completions, args);
+        }
+
+        return completions;
+    }
+
+}
diff --git a/src/main/java/me/samsuik/sakura/command/SakuraCommand.java b/src/main/java/me/samsuik/sakura/command/SakuraCommand.java
new file mode 100644
index 0000000000000000000000000000000000000000..2b145614bf189ae56622016436bfefd63f5271eb
--- /dev/null
+++ b/src/main/java/me/samsuik/sakura/command/SakuraCommand.java
@@ -0,0 +1,93 @@
+package me.samsuik.sakura.command;
+
+import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.format.NamedTextColor;
+import net.kyori.adventure.text.minimessage.MiniMessage;
+import net.kyori.adventure.text.minimessage.tag.resolver.Placeholder;
+import net.kyori.adventure.text.minimessage.tag.resolver.TagResolver;
+import net.minecraft.server.MinecraftServer;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandSender;
+import org.checkerframework.checker.nullness.qual.NonNull;
+import org.checkerframework.framework.qual.DefaultQualifier;
+import org.jetbrains.annotations.NotNull;
+
+import javax.annotation.Nullable;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+
+@DefaultQualifier(NonNull.class)
+public final class SakuraCommand extends Command {
+
+    private static final Component INFORMATION_MESSAGE = MiniMessage.miniMessage().deserialize("""
+        <dark_purple>.</dark_purple>
+        <dark_purple>| <white>This is the main command for <gradient:red:light_purple:0.5>Sakura</gradient>.
+        <dark_purple>| <white>All exclusive commands are listed below."""
+    );
+
+    private static final String COMMAND_MSG = "<dark_purple>| <dark_gray>*</dark_gray> /<light_purple><command>";
+
+    public SakuraCommand(String name) {
+        super(name);
+
+        this.description = "";
+        this.usageMessage = "/sakura";
+        this.setPermission("bukkit.command.sakura");
+    }
+
+    @Override
+    public boolean execute(CommandSender sender, String commandLabel, String[] args) {
+        if (args.length > 0) {
+            var commands = new ArrayList<>(SakuraCommands.COMMANDS.values());
+
+            // This part is copied from the VersionCommand SubCommand in paper
+            @Nullable
+            var internalVersion = MinecraftServer.getServer().server.getCommandMap().getCommand("version");
+            if (internalVersion != null) {
+                commands.add(internalVersion);
+            }
+
+            for (var base : commands) {
+                if (base.getName().equalsIgnoreCase(args[0])) {
+                    return base.execute(sender, commandLabel, Arrays.copyOfRange(args, 1, args.length));
+                }
+            }
+        }
+
+        sendHelpMessage(sender);
+        return false;
+    }
+
+    private void sendHelpMessage(CommandSender sender) {
+        sender.sendMessage(INFORMATION_MESSAGE);
+
+        var uniqueCommands = SakuraCommands.COMMANDS.values()
+            .stream()
+            .filter(command -> command != this);
+
+        uniqueCommands.forEach((command) -> {
+            sender.sendMessage(MiniMessage.miniMessage().deserialize(COMMAND_MSG,
+                Placeholder.unparsed("command", command.getName()))
+            );
+        });
+
+        sender.sendMessage(Component.text("'", NamedTextColor.DARK_PURPLE));
+    }
+
+    @NotNull
+    @Override
+    public List<String> tabComplete(CommandSender sender, String alias, String[] args) throws IllegalArgumentException {
+        if (!testPermissionSilent(sender)) {
+            return Collections.emptyList();
+        }
+
+        return SakuraCommands.COMMANDS.values().stream()
+            .filter(command -> command != this) // ahem
+            .map(Command::getName)
+            .filter(name -> args.length <= 1 || name.startsWith(args[args.length - 1]))
+            .toList();
+    }
+
+}
diff --git a/src/main/java/me/samsuik/sakura/command/SakuraCommands.java b/src/main/java/me/samsuik/sakura/command/SakuraCommands.java
new file mode 100644
index 0000000000000000000000000000000000000000..3b08454cf7411d12bb33225df59800bd73312123
--- /dev/null
+++ b/src/main/java/me/samsuik/sakura/command/SakuraCommands.java
@@ -0,0 +1,26 @@
+package me.samsuik.sakura.command;
+
+import io.papermc.paper.command.PaperPluginsCommand;
+import me.samsuik.sakura.command.subcommands.ConfigCommand;
+import net.minecraft.server.MinecraftServer;
+import org.bukkit.command.Command;
+
+import java.util.HashMap;
+import java.util.Map;
+
+public final class SakuraCommands {
+
+    static final Map<String, Command> COMMANDS = new HashMap<>();
+    static {
+        COMMANDS.put("sakura", new SakuraCommand("sakura"));
+        COMMANDS.put("config", new ConfigCommand("config"));
+    }
+
+    public static void registerCommands(final MinecraftServer server) {
+        COMMANDS.forEach((s, command) -> {
+            server.server.getCommandMap().register(s, "sakura", command);
+        });
+        server.server.getCommandMap().register("bukkit", new PaperPluginsCommand());
+    }
+
+}
diff --git a/src/main/java/me/samsuik/sakura/command/subcommands/ConfigCommand.java b/src/main/java/me/samsuik/sakura/command/subcommands/ConfigCommand.java
new file mode 100644
index 0000000000000000000000000000000000000000..75febc3f40910a27a9fc651dac9697da48338cc1
--- /dev/null
+++ b/src/main/java/me/samsuik/sakura/command/subcommands/ConfigCommand.java
@@ -0,0 +1,45 @@
+package me.samsuik.sakura.command.subcommands;
+
+import me.samsuik.sakura.command.BaseSubCommand;
+import net.minecraft.server.MinecraftServer;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandSender;
+import org.bukkit.craftbukkit.CraftServer;
+import org.checkerframework.checker.nullness.qual.NonNull;
+import org.checkerframework.framework.qual.DefaultQualifier;
+import org.jetbrains.annotations.NotNull;
+
+import java.util.Collections;
+import java.util.List;
+
+import static net.kyori.adventure.text.Component.text;
+import static net.kyori.adventure.text.format.NamedTextColor.GREEN;
+import static net.kyori.adventure.text.format.NamedTextColor.RED;
+
+@DefaultQualifier(NonNull.class)
+public final class ConfigCommand extends BaseSubCommand {
+
+    public ConfigCommand(String name) {
+        super(name);
+        this.description = "Command for reloading the sakura configuration file";
+    }
+
+    @Override
+    public void execute(CommandSender sender, String[] args) {
+        Command.broadcastCommandMessage(sender, text("Please note that this command is not supported and may cause issues.", RED));
+        Command.broadcastCommandMessage(sender, text("If you encounter any issues please use the /stop command to restart your server.", RED));
+
+        MinecraftServer server = ((CraftServer) sender.getServer()).getServer();
+        server.sakuraConfigurations.reloadConfigs(server);
+        server.server.reloadCount++;
+
+        Command.broadcastCommandMessage(sender, text("Sakura config reload complete.", GREEN));
+    }
+
+    @NotNull
+    @Override
+    public List<String> tabComplete(CommandSender sender, String alias, String[] args) throws IllegalArgumentException {
+        return Collections.emptyList();
+    }
+
+}
diff --git a/src/main/java/me/samsuik/sakura/configuration/GlobalConfiguration.java b/src/main/java/me/samsuik/sakura/configuration/GlobalConfiguration.java
new file mode 100644
index 0000000000000000000000000000000000000000..5296d4e0a1041932e36562f42fbf3e1dcfea33fe
--- /dev/null
+++ b/src/main/java/me/samsuik/sakura/configuration/GlobalConfiguration.java
@@ -0,0 +1,64 @@
+package me.samsuik.sakura.configuration;
+
+import com.mojang.logging.LogUtils;
+import io.papermc.paper.configuration.Configuration;
+import io.papermc.paper.configuration.ConfigurationPart;
+import org.slf4j.Logger;
+import org.spongepowered.configurate.objectmapping.meta.Comment;
+import org.spongepowered.configurate.objectmapping.meta.Setting;
+
+@SuppressWarnings({"CanBeFinal", "FieldCanBeLocal", "FieldMayBeFinal", "NotNullFieldNotInitialized", "InnerClassMayBeStatic", "RedundantSuppression"})
+public class GlobalConfiguration extends ConfigurationPart {
+
+    private static final Logger LOGGER = LogUtils.getClassLogger();
+    static final int CURRENT_VERSION = 1;// (when you change the version, change the comment, so it conflicts on rebases): rename filter bad nbt from spawn eggs
+
+    private static GlobalConfiguration instance;
+    public static GlobalConfiguration get() {
+        return instance;
+    }
+
+    static void set(GlobalConfiguration instance) {
+        GlobalConfiguration.instance = instance;
+    }
+
+    @Setting(Configuration.VERSION_FIELD)
+    public int version = CURRENT_VERSION;
+
+    public Fps fps;
+    public class Fps extends ConfigurationPart {
+        public String message = "<dark_gray>(<light_purple>S</light_purple>) <gray><state> <yellow><name>";
+        public String material = "pink_stained_glass_pane";
+    }
+
+    public Cannons cannons;
+    public class Cannons extends ConfigurationPart {
+        public Explosion explosion = new Explosion();
+        
+        public class Explosion extends ConfigurationPart {
+            public boolean reducedSearchRays;
+        }
+    }
+
+    public Players players;
+    public class Players extends ConfigurationPart {
+        public String potatoMessage = "<dark_gray>(<light_purple>S</light_purple>) <white>This block has <gray><remaining></gray> of <gray><durability>";
+    }
+
+    public Environment environment;
+    public class Environment extends ConfigurationPart {
+        @Comment("This is only intended for plot worlds. Will affect chunk generation on servers.")
+        public boolean calculateBiomeNoiseOncePerChunkSection = false;
+
+        public MobSpawnerDefaults mobSpawnerDefaults = new MobSpawnerDefaults();
+        public class MobSpawnerDefaults extends ConfigurationPart {
+            public int minSpawnDelay = 200;
+            public int maxSpawnDelay = 800;
+            public int spawnCount = 4;
+            public int maxNearbyEntities = 6;
+            public int requiredPlayerRange = 16;
+            public int spawnRange = 4;
+        }
+    }
+
+}
diff --git a/src/main/java/me/samsuik/sakura/configuration/SakuraConfigurations.java b/src/main/java/me/samsuik/sakura/configuration/SakuraConfigurations.java
new file mode 100644
index 0000000000000000000000000000000000000000..a22139d6f6775b7b8d635e126d2ea2bfd6227743
--- /dev/null
+++ b/src/main/java/me/samsuik/sakura/configuration/SakuraConfigurations.java
@@ -0,0 +1,254 @@
+package me.samsuik.sakura.configuration;
+
+import com.google.common.collect.Table;
+import com.mojang.logging.LogUtils;
+import io.leangen.geantyref.TypeToken;
+import io.papermc.paper.configuration.*;
+import io.papermc.paper.configuration.mapping.InnerClassFieldDiscoverer;
+import io.papermc.paper.configuration.serializer.*;
+import io.papermc.paper.configuration.serializer.collections.FastutilMapSerializer;
+import io.papermc.paper.configuration.serializer.collections.MapSerializer;
+import io.papermc.paper.configuration.serializer.collections.TableSerializer;
+import io.papermc.paper.configuration.serializer.registry.RegistryHolderSerializer;
+import io.papermc.paper.configuration.serializer.registry.RegistryValueSerializer;
+import io.papermc.paper.configuration.transformation.Transformations;
+import io.papermc.paper.configuration.type.BooleanOrDefault;
+import io.papermc.paper.configuration.type.Duration;
+import io.papermc.paper.configuration.type.DurationOrDisabled;
+import io.papermc.paper.configuration.type.number.DoubleOr;
+import io.papermc.paper.configuration.type.number.IntOr;
+import it.unimi.dsi.fastutil.objects.Reference2IntMap;
+import it.unimi.dsi.fastutil.objects.Reference2IntOpenHashMap;
+import it.unimi.dsi.fastutil.objects.Reference2LongMap;
+import it.unimi.dsi.fastutil.objects.Reference2LongOpenHashMap;
+import me.samsuik.sakura.configuration.transformation.world.*;
+import net.minecraft.core.RegistryAccess;
+import net.minecraft.core.registries.Registries;
+import net.minecraft.resources.ResourceLocation;
+import net.minecraft.server.MinecraftServer;
+import net.minecraft.server.level.ServerLevel;
+import net.minecraft.world.entity.EntityType;
+import net.minecraft.world.item.Item;
+import net.minecraft.world.level.block.Block;
+import net.minecraft.world.level.levelgen.feature.ConfiguredFeature;
+import org.checkerframework.checker.nullness.qual.Nullable;
+import org.slf4j.Logger;
+import org.spongepowered.configurate.ConfigurateException;
+import org.spongepowered.configurate.ConfigurationNode;
+import org.spongepowered.configurate.ConfigurationOptions;
+import org.spongepowered.configurate.objectmapping.FieldDiscoverer;
+import org.spongepowered.configurate.objectmapping.ObjectMapper;
+import org.spongepowered.configurate.transformation.ConfigurationTransformation;
+import org.spongepowered.configurate.yaml.YamlConfigurationLoader;
+
+import java.io.IOException;
+import java.lang.reflect.Type;
+import java.nio.file.Path;
+import java.util.Map;
+import java.util.function.Function;
+
+import static io.leangen.geantyref.GenericTypeReflector.erase;
+
+@SuppressWarnings("Convert2Diamond")
+public class SakuraConfigurations extends Configurations<GlobalConfiguration, WorldConfiguration> {
+
+    private static final Logger LOGGER = LogUtils.getClassLogger();
+    static final String GLOBAL_CONFIG_FILE_NAME = "sakura-global.yml";
+    static final String WORLD_DEFAULTS_CONFIG_FILE_NAME = "sakura-world-defaults.yml";
+    static final String WORLD_CONFIG_FILE_NAME = "sakura-world.yml";
+    public static final String CONFIG_DIR = "config";
+
+    private static final String GLOBAL_HEADER = String.format("""
+            This is the global configuration file for Sakura.
+            As you can see, there's a lot to configure. Some options may impact gameplay, so use
+            with caution, and make sure you know what each option does before configuring.
+
+            The world configuration options have been moved inside
+            their respective world folder. The files are named %s""", WORLD_CONFIG_FILE_NAME);
+
+    private static final String WORLD_DEFAULTS_HEADER = """
+            This is the world defaults configuration file for Sakura.
+            As you can see, there's a lot to configure. Some options may impact gameplay, so use
+            with caution, and make sure you know what each option does before configuring.
+
+            Configuration options here apply to all worlds, unless you specify overrides inside
+            the world-specific config file inside each world folder.""";
+
+    private static final Function<ContextMap, String> WORLD_HEADER = map -> String.format("""
+        This is a world configuration file for Sakura.
+        This file may start empty but can be filled with settings to override ones in the %s/%s
+        
+        World: %s (%s)""",
+        SakuraConfigurations.CONFIG_DIR,
+        SakuraConfigurations.WORLD_DEFAULTS_CONFIG_FILE_NAME,
+        map.require(WORLD_NAME),
+        map.require(WORLD_KEY)
+    );
+
+    public SakuraConfigurations(final Path globalFolder) {
+        super(globalFolder, GlobalConfiguration.class, WorldConfiguration.class, GLOBAL_CONFIG_FILE_NAME, WORLD_DEFAULTS_CONFIG_FILE_NAME, WORLD_CONFIG_FILE_NAME);
+    }
+
+    @Override
+    protected YamlConfigurationLoader.Builder createLoaderBuilder() {
+        return super.createLoaderBuilder()
+            .defaultOptions(SakuraConfigurations::defaultOptions);
+    }
+
+    private static ConfigurationOptions defaultOptions(ConfigurationOptions options) {
+        return options.serializers(builder -> builder
+            .register(MapSerializer.TYPE, new MapSerializer(false))
+            .register(new EnumValueSerializer())
+            .register(new ComponentSerializer())
+        );
+    }
+
+    @Override
+    protected ObjectMapper.Factory.Builder createGlobalObjectMapperFactoryBuilder() {
+        return defaultGlobalFactoryBuilder(super.createGlobalObjectMapperFactoryBuilder());
+    }
+
+    private static ObjectMapper.Factory.Builder defaultGlobalFactoryBuilder(ObjectMapper.Factory.Builder builder) {
+        return builder.addDiscoverer(InnerClassFieldDiscoverer.globalConfig());
+    }
+
+    @Override
+    protected YamlConfigurationLoader.Builder createGlobalLoaderBuilder() {
+        return super.createGlobalLoaderBuilder()
+            .defaultOptions(SakuraConfigurations::defaultGlobalOptions);
+    }
+
+    private static ConfigurationOptions defaultGlobalOptions(ConfigurationOptions options) {
+        return options
+            .header(GLOBAL_HEADER)
+            .serializers(builder -> builder
+                .register(new PacketClassSerializer())
+                .register(IntOr.Default.SERIALIZER)
+            );
+    }
+
+    @Override
+    public GlobalConfiguration initializeGlobalConfiguration(final RegistryAccess registryAccess) throws ConfigurateException {
+        GlobalConfiguration configuration = super.initializeGlobalConfiguration(registryAccess);
+        GlobalConfiguration.set(configuration);
+        return configuration;
+    }
+
+    @Override
+    protected ObjectMapper.Factory.Builder createWorldObjectMapperFactoryBuilder(final ContextMap contextMap) {
+        return super.createWorldObjectMapperFactoryBuilder(contextMap)
+            .addNodeResolver(new NestedSetting.Factory())
+            .addDiscoverer(createWorldConfigFieldDiscoverer(contextMap));
+    }
+
+    private static FieldDiscoverer<?> createWorldConfigFieldDiscoverer(final ContextMap contextMap) {
+        final Map<Class<?>, Object> overrides = Map.of(
+            WorldConfiguration.class, createWorldConfigInstance(contextMap)
+        );
+        return new InnerClassFieldDiscoverer(overrides);
+    }
+
+    private static WorldConfiguration createWorldConfigInstance(ContextMap contextMap) {
+        return new WorldConfiguration(
+            contextMap.require(Configurations.WORLD_KEY)
+        );
+    }
+
+    @Override
+    protected YamlConfigurationLoader.Builder createWorldConfigLoaderBuilder(final ContextMap contextMap) {
+        final RegistryAccess access = contextMap.require(REGISTRY_ACCESS);
+        return super.createWorldConfigLoaderBuilder(contextMap)
+            .defaultOptions(options -> options
+                .header(contextMap.require(WORLD_NAME).equals(WORLD_DEFAULTS) ? WORLD_DEFAULTS_HEADER : WORLD_HEADER.apply(contextMap))
+                .serializers(serializers -> serializers
+                    .register(new TypeToken<Reference2IntMap<?>>() {}, new FastutilMapSerializer.SomethingToPrimitive<Reference2IntMap<?>>(Reference2IntOpenHashMap::new, Integer.TYPE))
+                    .register(new TypeToken<Reference2LongMap<?>>() {}, new FastutilMapSerializer.SomethingToPrimitive<Reference2LongMap<?>>(Reference2LongOpenHashMap::new, Long.TYPE))
+                    .register(new TypeToken<Table<?, ?, ?>>() {}, new TableSerializer())
+                    .register(StringRepresentableSerializer::isValidFor, new StringRepresentableSerializer())
+                    .register(IntOr.Default.SERIALIZER)
+                    .register(IntOr.Disabled.SERIALIZER)
+                    .register(DoubleOr.Default.SERIALIZER)
+                    .register(BooleanOrDefault.SERIALIZER)
+                    .register(Duration.SERIALIZER)
+                    .register(DurationOrDisabled.SERIALIZER)
+                    .register(NbtPathSerializer.SERIALIZER)
+                    .register(new RegistryValueSerializer<>(new TypeToken<EntityType<?>>() {}, access, Registries.ENTITY_TYPE, true))
+                    .register(new RegistryValueSerializer<>(Item.class, access, Registries.ITEM, true))
+                    .register(new RegistryValueSerializer<>(Block.class, access, Registries.BLOCK, true))
+                    .register(new RegistryHolderSerializer<>(new TypeToken<ConfiguredFeature<?, ?>>() {}, access, Registries.CONFIGURED_FEATURE, false))
+                )
+            );
+    }
+
+    @Override
+    protected void applyWorldConfigTransformations(final ContextMap contextMap, final ConfigurationNode node, final @Nullable ConfigurationNode defaultsNode) throws ConfigurateException {
+        final ConfigurationTransformation.VersionedBuilder versionedBuilder = Transformations.versionedBuilder();
+        V2_VerticalKnockbackUseDefault.apply(versionedBuilder);
+        V3_RenameKnockback.apply(versionedBuilder);
+        V4_RenameNonStrictMergeLevel.apply(versionedBuilder);
+        V5_CombineLoadChunksOptions.apply(versionedBuilder);
+        V6_FixIncorrectExtraKnockback.apply(versionedBuilder);
+        // ADD FUTURE VERSIONED TRANSFORMS TO versionedBuilder HERE
+        versionedBuilder.build().apply(node);
+    }
+
+    @Override
+    public WorldConfiguration createWorldConfig(final ContextMap contextMap) {
+        final String levelName = contextMap.require(WORLD_NAME);
+        try {
+            return super.createWorldConfig(contextMap);
+        } catch (IOException exception) {
+            throw new RuntimeException("Could not create world config for " + levelName, exception);
+        }
+    }
+
+    @Override
+    protected boolean isConfigType(final Type type) {
+        return ConfigurationPart.class.isAssignableFrom(erase(type));
+    }
+
+    @Override
+    protected int globalConfigVersion() {
+        return GlobalConfiguration.CURRENT_VERSION;
+    }
+
+    @Override
+    protected int worldConfigVersion() {
+        return WorldConfiguration.CURRENT_VERSION;
+    }
+
+    public void reloadConfigs(MinecraftServer server) {
+        try {
+            this.initializeGlobalConfiguration(reloader(this.globalConfigClass, GlobalConfiguration.get()));
+            this.initializeWorldDefaultsConfiguration(server.registryAccess());
+            for (ServerLevel level : server.getAllLevels()) {
+                this.createWorldConfig(createWorldContextMap(level), reloader(this.worldConfigClass, level.sakuraConfig()));
+            }
+        } catch (Exception ex) {
+            throw new RuntimeException("Could not reload paper configuration files", ex);
+        }
+    }
+
+    private static ContextMap createWorldContextMap(ServerLevel level) {
+        return createWorldContextMap(level.convertable.levelDirectory.path(), level.serverLevelData.getLevelName(), level.dimension().location(), level.registryAccess());
+    }
+
+    public static ContextMap createWorldContextMap(Path dir, String levelName, ResourceLocation worldKey, RegistryAccess registryAccess) {
+        return ContextMap.builder()
+            .put(WORLD_DIRECTORY, dir)
+            .put(WORLD_NAME, levelName)
+            .put(WORLD_KEY, worldKey)
+            .put(REGISTRY_ACCESS, registryAccess)
+            .build();
+    }
+
+    public static SakuraConfigurations setup(final Path configDir) {
+        try {
+            PaperConfigurations.createDirectoriesSymlinkAware(configDir);
+            return new SakuraConfigurations(configDir);
+        } catch (final IOException ex) {
+            throw new RuntimeException("Could not setup PaperConfigurations", ex);
+        }
+    }
+
+}
diff --git a/src/main/java/me/samsuik/sakura/configuration/WorldConfiguration.java b/src/main/java/me/samsuik/sakura/configuration/WorldConfiguration.java
new file mode 100644
index 0000000000000000000000000000000000000000..2ed95ba385e3937fde99d4ee3e7845e77591aa89
--- /dev/null
+++ b/src/main/java/me/samsuik/sakura/configuration/WorldConfiguration.java
@@ -0,0 +1,219 @@
+package me.samsuik.sakura.configuration;
+
+import com.mojang.logging.LogUtils;
+import io.papermc.paper.configuration.Configuration;
+import io.papermc.paper.configuration.ConfigurationPart;
+import io.papermc.paper.configuration.NestedSetting;
+import io.papermc.paper.configuration.PaperConfigurations;
+import io.papermc.paper.configuration.type.number.DoubleOr;
+import io.papermc.paper.configuration.type.number.IntOr;
+import it.unimi.dsi.fastutil.objects.Reference2ObjectOpenHashMap;
+import me.samsuik.sakura.entity.merge.MergeLevel;
+import me.samsuik.sakura.explosion.durable.DurableMaterial;
+import me.samsuik.sakura.physics.PhysicsVersion;
+import net.minecraft.Util;
+import net.minecraft.resources.ResourceLocation;
+import net.minecraft.world.entity.EntityType;
+import net.minecraft.world.entity.item.FallingBlockEntity;
+import net.minecraft.world.item.Item;
+import net.minecraft.world.level.block.Block;
+import net.minecraft.world.level.block.Blocks;
+import org.slf4j.Logger;
+import org.spongepowered.configurate.objectmapping.meta.Comment;
+import org.spongepowered.configurate.objectmapping.meta.Setting;
+
+import java.util.List;
+import java.util.Map;
+
+@SuppressWarnings({"FieldCanBeLocal", "FieldMayBeFinal", "NotNullFieldNotInitialized", "InnerClassMayBeStatic", "RedundantSuppression"})
+public class WorldConfiguration extends ConfigurationPart {
+
+    private static final Logger LOGGER = LogUtils.getClassLogger();
+    static final int CURRENT_VERSION = 6; // (when you change the version, change the comment, so it conflicts on rebases): rename filter bad nbt from spawn eggs
+
+    private transient final ResourceLocation worldKey;
+    WorldConfiguration(ResourceLocation worldKey) {
+        this.worldKey = worldKey;
+    }
+
+    public boolean isDefault() {
+        return this.worldKey.equals(PaperConfigurations.WORLD_DEFAULTS_KEY);
+    }
+
+    @Setting(Configuration.VERSION_FIELD)
+    public int version = CURRENT_VERSION;
+
+    public Cannons cannons;
+    public class Cannons extends ConfigurationPart {
+        public MergeLevel mergeLevel = MergeLevel.STRICT;
+        public boolean tntAndSandAffectedByBubbleColumns = true;
+
+        @NestedSetting({"treat-collidable-blocks-as-full", "while-moving"})
+        public boolean treatAllBlocksAsFullWhenMoving = false;
+        @NestedSetting({"treat-collidable-blocks-as-full", "moving-faster-than"})
+        public double treatAllBlocksAsFullWhenMovingFasterThan = 64.0;
+        public boolean loadChunks = false;
+
+        public Tnt tnt = new Tnt();
+        public class Tnt extends ConfigurationPart {
+            public boolean forcePositionUpdates;
+        }
+
+        public Sand sand = new Sand();
+        public class Sand extends ConfigurationPart {
+            public boolean despawnInsideMovingPistons = true;
+            public boolean concreteSolidifyInWater = true;
+
+            @NestedSetting({"prevent-stacking", "against-border"})
+            public boolean preventAgainstBorder = false;
+            @NestedSetting({"prevent-stacking", "world-height"})
+            public boolean preventAtWorldHeight = false;
+
+            public boolean isFallingBlockInBounds(FallingBlockEntity entity) {
+                return (!preventAgainstBorder || !io.papermc.paper.util.CollisionUtil.isCollidingWithBorder(entity.level().getWorldBorder(), entity.getBoundingBox().inflate(0.01)))
+                    && (!preventAtWorldHeight || entity.blockPosition().getY() < entity.level().getMaxBuildHeight() - 1);
+            }
+        }
+
+        public Explosion explosion = new Explosion();
+        public class Explosion extends ConfigurationPart {
+            public boolean optimiseProtectedRegions = true;
+            public boolean avoidRedundantBlockSearches = false;
+            public Map<Block, DurableMaterial> durableMaterials = Util.make(new Reference2ObjectOpenHashMap<>(), map -> {
+                map.put(Blocks.OBSIDIAN, new DurableMaterial(4, Blocks.COBBLESTONE.getExplosionResistance()));
+                map.put(Blocks.ANVIL, new DurableMaterial(3, Blocks.END_STONE.getExplosionResistance()));
+                map.put(Blocks.CHIPPED_ANVIL, new DurableMaterial(3, Blocks.END_STONE.getExplosionResistance()));
+                map.put(Blocks.DAMAGED_ANVIL, new DurableMaterial(3, Blocks.END_STONE.getExplosionResistance()));
+            });
+            public boolean protectScaffoldingFromCreepers = false;
+            public boolean allowNonTntBreakingDurableBlocks = false;
+            public boolean destroyWaterloggedBlocks = false;
+            public boolean explodeLava = false;
+            public boolean consistentRadius = false;
+            public boolean explosionsHurtPlayers = true;
+            public boolean explosionsDropItems = true;
+            public boolean useBlockCacheAcrossExplosions = false;
+        }
+
+        public Mechanics mechanics = new Mechanics();
+        public class Mechanics extends ConfigurationPart {
+            public TNTSpread tntSpread = TNTSpread.ALL;
+            public boolean tntFlowsInWater = true;
+            public boolean fallingBlockParity = false;
+            public PhysicsVersion physicsVersion = PhysicsVersion.LATEST;
+
+            public enum TNTSpread {
+                ALL, Y, NONE;
+            }
+        }
+    }
+
+    public Technical technical;
+    public class Technical extends ConfigurationPart {
+        public boolean dispenserRandomItemSelection = true;
+
+        public Redstone redstone = new Redstone();
+        public class Redstone extends ConfigurationPart {
+            public boolean redstoneCache = false;
+            public boolean fluidsBreakRedstone = true;
+        }
+    }
+
+    public Players players;
+    public class Players extends ConfigurationPart {
+        public Combat combat = new Combat();
+        public class Combat extends ConfigurationPart {
+            public boolean legacyCombatMechanics = false;
+            public boolean allowSweepAttacks = true;
+            public boolean shieldDamageReduction = false;
+            public boolean oldEnchantedGoldenApple = false;
+            public boolean oldSoundsAndParticleEffects = false;
+            public boolean fastHealthRegen = true;
+        }
+
+        public Knockback knockback = new Knockback();
+        public class Knockback extends ConfigurationPart {
+            public DoubleOr.Default knockbackVertical = DoubleOr.Default.USE_DEFAULT;
+            public double knockbackVerticalLimit = 0.4;
+            public boolean verticalKnockbackRequireGround = true;
+            public double baseKnockback = 0.4;
+            @Comment("Knockback caused by sweeping edge")
+            public double sweepingEdgeKnockback = 0.4;
+
+            public Sprinting sprinting = new Sprinting();
+            public class Sprinting extends ConfigurationPart {
+                public boolean requireFullAttack = true;
+                public double extraKnockback = 0.5;
+                @Comment("Delay between extra knockback hits in milliseconds")
+                public IntOr.Default knockbackDelay = IntOr.Default.USE_DEFAULT;
+            }
+
+            @NestedSetting({"projectiles", "fishing-hooks-apply-knockback"})
+            public boolean fishingHooksApplyKnockback;
+
+            @Comment("Knockback resistance attribute modifier")
+            public double knockbackResistanceModifier = 1.0;
+            @Comment("Received by attacking a shielded enemy")
+            public double shieldHitKnockback = 0.5;
+        }
+
+        @Comment("Prevents players swimming using elytra or riptide to enter holes")
+        public boolean posesShrinkCollisionBox = true;
+        public boolean fishingHooksPullEntities = true;
+    }
+
+    public Entity entity;
+    public class Entity extends ConfigurationPart {
+        @Comment("Only modify if you know what you're doing")
+        public boolean disableMobAi = false;
+        public boolean waterSensitivity = true;
+        public boolean instantDeathAnimation = false;
+        public boolean ironGolemsTakeFalldamage = false;
+
+        public Items items = new Items();
+        public class Items extends ConfigurationPart {
+            public List<Item> explosionResistantItems = List.of();
+        }
+
+        @Comment("Entity travel distance limits")
+        public Map<EntityType<?>, Integer> chunkTravelLimit = Util.make(new Reference2ObjectOpenHashMap<>(), map -> {
+            map.put(EntityType.ENDER_PEARL, 8);
+        });
+
+        public ThrownPotion thrownPotion = new ThrownPotion();
+        public class ThrownPotion extends ConfigurationPart {
+            public double horizontalSpeed = 1.0;
+            public double verticalSpeed = 1.0;
+            public boolean allowBreakingInsideEntities = false;
+        }
+
+        public EnderPearl enderPearl = new EnderPearl();
+        public class EnderPearl extends ConfigurationPart {
+            public boolean useOutlineForCollision = false;
+        }
+    }
+
+    public Environment environment;
+    public class Environment extends ConfigurationPart {
+        public boolean allowWaterInTheNether = false;
+        public boolean disableFastNetherLava = false;
+
+        public BlockGeneration blockGeneration = new BlockGeneration();
+        public class BlockGeneration extends ConfigurationPart {
+            public boolean legacyBlockFormation = false;
+        }
+
+        public Crops crops = new Crops();
+        public class Crops extends ConfigurationPart {
+            public boolean useRandomChanceToGrow = false;
+        }
+
+        public MobSpawner mobSpawner = new MobSpawner();
+        public class MobSpawner extends ConfigurationPart {
+            public boolean checkSpawnConditions = true;
+            public boolean requireNearbyPlayer = true;
+            public boolean ignoreEntityLimit = false;
+        }
+    }
+
+}
diff --git a/src/main/java/me/samsuik/sakura/configuration/transformation/world/V2_VerticalKnockbackUseDefault.java b/src/main/java/me/samsuik/sakura/configuration/transformation/world/V2_VerticalKnockbackUseDefault.java
new file mode 100644
index 0000000000000000000000000000000000000000..97d5224ef110cb2fa4f44a90a54a1611dc0182d9
--- /dev/null
+++ b/src/main/java/me/samsuik/sakura/configuration/transformation/world/V2_VerticalKnockbackUseDefault.java
@@ -0,0 +1,31 @@
+package me.samsuik.sakura.configuration.transformation.world;
+
+import io.papermc.paper.configuration.type.number.DoubleOr;
+import org.checkerframework.checker.nullness.qual.Nullable;
+import org.spongepowered.configurate.ConfigurateException;
+import org.spongepowered.configurate.ConfigurationNode;
+import org.spongepowered.configurate.NodePath;
+import org.spongepowered.configurate.transformation.ConfigurationTransformation;
+import org.spongepowered.configurate.transformation.TransformAction;
+
+import static org.spongepowered.configurate.NodePath.path;
+
+public final class V2_VerticalKnockbackUseDefault implements TransformAction {
+    private static final int VERSION = 2;
+    private static final NodePath PATH = path("players", "knockback", "knockback-vertical");
+    private static final V2_VerticalKnockbackUseDefault INSTANCE = new V2_VerticalKnockbackUseDefault();
+
+    private V2_VerticalKnockbackUseDefault() {}
+
+    public static void apply(ConfigurationTransformation.VersionedBuilder builder) {
+        builder.addVersion(VERSION, ConfigurationTransformation.builder().addAction(PATH, INSTANCE).build());
+    }
+
+    @Override
+    public Object @Nullable [] visitPath(NodePath path, ConfigurationNode value) throws ConfigurateException {
+        if (value.getDouble() == 0.4) {
+            value.set(DoubleOr.Default.USE_DEFAULT);
+        }
+        return null;
+    }
+}
diff --git a/src/main/java/me/samsuik/sakura/configuration/transformation/world/V3_RenameKnockback.java b/src/main/java/me/samsuik/sakura/configuration/transformation/world/V3_RenameKnockback.java
new file mode 100644
index 0000000000000000000000000000000000000000..efba1f83cb079d0e75904adc439b715d17793979
--- /dev/null
+++ b/src/main/java/me/samsuik/sakura/configuration/transformation/world/V3_RenameKnockback.java
@@ -0,0 +1,27 @@
+package me.samsuik.sakura.configuration.transformation.world;
+
+import org.spongepowered.configurate.NodePath;
+import org.spongepowered.configurate.transformation.ConfigurationTransformation;
+
+import java.util.Map;
+
+import static org.spongepowered.configurate.NodePath.path;
+import static org.spongepowered.configurate.transformation.TransformAction.*;
+
+public final class V3_RenameKnockback {
+    private static final int VERSION = 3;
+    private static final Map<NodePath, String> RENAME = Map.of(
+        path("players", "knockback", "vertical-limit-require-ground"), "vertical-knockback-require-ground",
+        path("players", "knockback", "knockback-horizontal"), "base-knockback"
+    );
+
+    private V3_RenameKnockback() {}
+
+    public static void apply(ConfigurationTransformation.VersionedBuilder builder) {
+        ConfigurationTransformation.Builder transformationBuilder = ConfigurationTransformation.builder();
+        for (Map.Entry<NodePath, String> entry : RENAME.entrySet()) {
+            transformationBuilder.addAction(entry.getKey(), rename(entry.getValue()));
+        }
+        builder.addVersion(VERSION, transformationBuilder.build());
+    }
+}
diff --git a/src/main/java/me/samsuik/sakura/configuration/transformation/world/V4_RenameNonStrictMergeLevel.java b/src/main/java/me/samsuik/sakura/configuration/transformation/world/V4_RenameNonStrictMergeLevel.java
new file mode 100644
index 0000000000000000000000000000000000000000..198eb5f030ec5def4d93dec51dde352261654bb5
--- /dev/null
+++ b/src/main/java/me/samsuik/sakura/configuration/transformation/world/V4_RenameNonStrictMergeLevel.java
@@ -0,0 +1,35 @@
+package me.samsuik.sakura.configuration.transformation.world;
+
+import org.checkerframework.checker.nullness.qual.Nullable;
+import org.spongepowered.configurate.ConfigurateException;
+import org.spongepowered.configurate.ConfigurationNode;
+import org.spongepowered.configurate.NodePath;
+import org.spongepowered.configurate.transformation.ConfigurationTransformation;
+import org.spongepowered.configurate.transformation.TransformAction;
+
+import java.util.Locale;
+
+import static org.spongepowered.configurate.NodePath.path;
+
+public final class V4_RenameNonStrictMergeLevel implements TransformAction {
+    private static final int VERSION = 4;
+    private static final String OLD_LEVEL_NAME = "NON_STRICT";
+    private static final String NEW_LEVEL_NAME = "LENIENT";
+    private static final NodePath PATH = path("cannons", "merge-level");
+    private static final V4_RenameNonStrictMergeLevel INSTANCE = new V4_RenameNonStrictMergeLevel();
+
+    private V4_RenameNonStrictMergeLevel() {}
+
+    public static void apply(ConfigurationTransformation.VersionedBuilder builder) {
+        builder.addVersion(VERSION, ConfigurationTransformation.builder().addAction(PATH, INSTANCE).build());
+    }
+
+    @Override
+    public Object @Nullable [] visitPath(NodePath path, ConfigurationNode value) throws ConfigurateException {
+        String level = value.getString();
+        if (level != null && OLD_LEVEL_NAME.equals(level.toUpperCase(Locale.ENGLISH))) {
+            value.set(NEW_LEVEL_NAME);
+        }
+        return null;
+    }
+}
diff --git a/src/main/java/me/samsuik/sakura/configuration/transformation/world/V5_CombineLoadChunksOptions.java b/src/main/java/me/samsuik/sakura/configuration/transformation/world/V5_CombineLoadChunksOptions.java
new file mode 100644
index 0000000000000000000000000000000000000000..3d647a3db0862232f158d823da9a797d4e0d5608
--- /dev/null
+++ b/src/main/java/me/samsuik/sakura/configuration/transformation/world/V5_CombineLoadChunksOptions.java
@@ -0,0 +1,44 @@
+package me.samsuik.sakura.configuration.transformation.world;
+
+import org.checkerframework.checker.nullness.qual.Nullable;
+import org.spongepowered.configurate.ConfigurateException;
+import org.spongepowered.configurate.ConfigurationNode;
+import org.spongepowered.configurate.NodePath;
+import org.spongepowered.configurate.transformation.ConfigurationTransformation;
+import org.spongepowered.configurate.transformation.TransformAction;
+
+import java.util.List;
+
+import static org.spongepowered.configurate.NodePath.path;
+
+public final class V5_CombineLoadChunksOptions implements TransformAction {
+    private static final int VERSION = 5;
+    private static final List<String> ENTITY_PATHS = List.of("tnt", "sand");
+    private static final String OLD_NAME = "loads-chunks";
+    private static final String NAME = "load-chunks";
+    private static final NodePath PATH = path("cannons");
+    private static final V5_CombineLoadChunksOptions INSTANCE = new V5_CombineLoadChunksOptions();
+
+    private V5_CombineLoadChunksOptions() {}
+
+    public static void apply(ConfigurationTransformation.VersionedBuilder builder) {
+        builder.addVersion(VERSION, ConfigurationTransformation.builder().addAction(PATH, INSTANCE).build());
+    }
+
+    @Override
+    public Object @Nullable [] visitPath(NodePath path, ConfigurationNode value) throws ConfigurateException {
+        boolean shouldLoadChunks = false;
+
+        for (String entity : ENTITY_PATHS) {
+            NodePath entityPath = NodePath.path(entity, OLD_NAME);
+            if (value.hasChild(entityPath)) {
+                ConfigurationNode node = value.node(entityPath);
+                shouldLoadChunks |= node.getBoolean();
+                node.raw(null);
+            }
+        }
+
+        value.node(NAME).set(shouldLoadChunks);
+        return null;
+    }
+}
diff --git a/src/main/java/me/samsuik/sakura/configuration/transformation/world/V6_FixIncorrectExtraKnockback.java b/src/main/java/me/samsuik/sakura/configuration/transformation/world/V6_FixIncorrectExtraKnockback.java
new file mode 100644
index 0000000000000000000000000000000000000000..f9fdf1a87420c78136deccf8822f5cf177b41aed
--- /dev/null
+++ b/src/main/java/me/samsuik/sakura/configuration/transformation/world/V6_FixIncorrectExtraKnockback.java
@@ -0,0 +1,30 @@
+package me.samsuik.sakura.configuration.transformation.world;
+
+import org.checkerframework.checker.nullness.qual.Nullable;
+import org.spongepowered.configurate.ConfigurateException;
+import org.spongepowered.configurate.ConfigurationNode;
+import org.spongepowered.configurate.NodePath;
+import org.spongepowered.configurate.transformation.ConfigurationTransformation;
+import org.spongepowered.configurate.transformation.TransformAction;
+
+import static org.spongepowered.configurate.NodePath.path;
+
+public final class V6_FixIncorrectExtraKnockback implements TransformAction {
+    private static final int VERSION = 6;
+    private static final NodePath PATH = path("players", "knockback", "sprinting", "extra-knockback");
+    private static final V6_FixIncorrectExtraKnockback INSTANCE = new V6_FixIncorrectExtraKnockback();
+
+    private V6_FixIncorrectExtraKnockback() {}
+
+    public static void apply(ConfigurationTransformation.VersionedBuilder builder) {
+        builder.addVersion(VERSION, ConfigurationTransformation.builder().addAction(PATH, INSTANCE).build());
+    }
+
+    @Override
+    public Object @Nullable [] visitPath(NodePath path, ConfigurationNode value) throws ConfigurateException {
+        if (value.getDouble() == 1.0) {
+            value.set(0.5);
+        }
+        return null;
+    }
+}
diff --git a/src/main/java/me/samsuik/sakura/explosion/durable/DurableMaterial.java b/src/main/java/me/samsuik/sakura/explosion/durable/DurableMaterial.java
new file mode 100644
index 0000000000000000000000000000000000000000..4024f9738e039ffffd560a07a2210f758879d3c0
--- /dev/null
+++ b/src/main/java/me/samsuik/sakura/explosion/durable/DurableMaterial.java
@@ -0,0 +1,7 @@
+package me.samsuik.sakura.explosion.durable;
+
+import org.spongepowered.configurate.objectmapping.ConfigSerializable;
+
+@ConfigSerializable
+public record DurableMaterial(int durability, float resistance) {
+}
diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
index 3751c2a077bd13bac330b93c6efc2a640a17f4f2..420e375f7dac5c001278c0cb15a98aa39d609aec 100644
--- a/src/main/java/net/minecraft/server/MinecraftServer.java
+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
@@ -310,6 +310,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
     public final double[] recentTps = new double[ 3 ];
     // Spigot end
     public final io.papermc.paper.configuration.PaperConfigurations paperConfigurations; // Paper - add paper configuration files
+    public final me.samsuik.sakura.configuration.SakuraConfigurations sakuraConfigurations; // Sakura
     public static long currentTickLong = 0L; // Paper - track current tick as a long
     public boolean isIteratingOverLevels = false; // Paper - Throw exception on world create while being ticked
 
@@ -418,6 +419,10 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
         Runtime.getRuntime().addShutdownHook(new org.bukkit.craftbukkit.util.ServerShutdownThread(this));
         // CraftBukkit end
         this.paperConfigurations = services.paperConfigurations(); // Paper - add paper configuration files
+        // Sakura start
+        final var sakuraConfigDirPath = ((File) options.valueOf("sakura-settings-directory")).toPath();
+        this.sakuraConfigurations = me.samsuik.sakura.configuration.SakuraConfigurations.setup(sakuraConfigDirPath);
+        // Sakura end
     }
 
     private void readScoreboard(DimensionDataStorage persistentStateManager) {
diff --git a/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java b/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java
index ad967cc2283f902c76e48a59d59cf0dbdacbb5e3..fef543e614ef7394ab70ad05d3158bc81a8bbdf5 100644
--- a/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java
+++ b/src/main/java/net/minecraft/server/dedicated/DedicatedServer.java
@@ -233,6 +233,11 @@ public class DedicatedServer extends MinecraftServer implements ServerInterface
         io.papermc.paper.command.PaperCommands.registerCommands(this); // Paper - setup /paper command
         com.destroystokyo.paper.Metrics.PaperMetrics.startMetrics(); // Paper - start metrics
         com.destroystokyo.paper.VersionHistoryManager.INSTANCE.getClass(); // Paper - load version history now
+        // Sakura start - sakura configuration files
+        sakuraConfigurations.initializeGlobalConfiguration(this.registryAccess());
+        sakuraConfigurations.initializeWorldDefaultsConfiguration(this.registryAccess());
+        me.samsuik.sakura.command.SakuraCommands.registerCommands(this);
+        // Sakura end - sakura configuration files
 
         this.setPvpAllowed(dedicatedserverproperties.pvp);
         this.setFlightAllowed(dedicatedserverproperties.allowFlight);
diff --git a/src/main/java/net/minecraft/server/level/ServerLevel.java b/src/main/java/net/minecraft/server/level/ServerLevel.java
index ca56a0b596976448da6bb2a0e82b3d5cd4133e12..b5a66132f7ec10feb4682db38c80e5064e78f9f3 100644
--- a/src/main/java/net/minecraft/server/level/ServerLevel.java
+++ b/src/main/java/net/minecraft/server/level/ServerLevel.java
@@ -697,7 +697,7 @@ public class ServerLevel extends Level implements WorldGenLevel {
         // Holder holder = worlddimension.type(); // CraftBukkit - decompile error
 
         // Objects.requireNonNull(minecraftserver); // CraftBukkit - decompile error
-        super(iworlddataserver, resourcekey, minecraftserver.registryAccess(), worlddimension.type(), minecraftserver::getProfiler, false, flag, i, minecraftserver.getMaxChainedNeighborUpdates(), gen, biomeProvider, env, spigotConfig -> minecraftserver.paperConfigurations.createWorldConfig(io.papermc.paper.configuration.PaperConfigurations.createWorldContextMap(convertable_conversionsession.levelDirectory.path(), iworlddataserver.getLevelName(), resourcekey.location(), spigotConfig, minecraftserver.registryAccess(), iworlddataserver.getGameRules())), executor); // Paper - create paper world configs; Async-Anti-Xray: Pass executor
+        super(iworlddataserver, resourcekey, minecraftserver.registryAccess(), worlddimension.type(), minecraftserver::getProfiler, false, flag, i, minecraftserver.getMaxChainedNeighborUpdates(), gen, biomeProvider, env, spigotConfig -> minecraftserver.paperConfigurations.createWorldConfig(io.papermc.paper.configuration.PaperConfigurations.createWorldContextMap(convertable_conversionsession.levelDirectory.path(), iworlddataserver.getLevelName(), resourcekey.location(), spigotConfig, minecraftserver.registryAccess(), iworlddataserver.getGameRules())), () -> minecraftserver.sakuraConfigurations.createWorldConfig(me.samsuik.sakura.configuration.SakuraConfigurations.createWorldContextMap(convertable_conversionsession.levelDirectory.path(), iworlddataserver.getLevelName(), resourcekey.location(), minecraftserver.registryAccess())), executor); // Sakura - sakura configuration files // Paper - create paper world configs; Async-Anti-Xray: Pass executor
         this.pvpMode = minecraftserver.isPvpAllowed();
         this.convertable = convertable_conversionsession;
         this.uuid = WorldUUID.getUUID(convertable_conversionsession.levelDirectory.path().toFile());
diff --git a/src/main/java/net/minecraft/world/level/Level.java b/src/main/java/net/minecraft/world/level/Level.java
index 14281a4e72f49dc4eb2ca3da8479c1f81a3a175d..f2cd3046fdd280b03586e645216ccef15fc4b116 100644
--- a/src/main/java/net/minecraft/world/level/Level.java
+++ b/src/main/java/net/minecraft/world/level/Level.java
@@ -169,6 +169,12 @@ public abstract class Level implements LevelAccessor, AutoCloseable {
         return this.paperConfig;
     }
     // Paper end - add paper world config
+    // Sakura start - sakura configuration files
+    private final me.samsuik.sakura.configuration.WorldConfiguration sakuraConfig;
+    public final me.samsuik.sakura.configuration.WorldConfiguration sakuraConfig() {
+        return this.sakuraConfig;
+    }
+    // Sakura end - sakura configuration files
 
     public final com.destroystokyo.paper.antixray.ChunkPacketBlockController chunkPacketBlockController; // Paper - Anti-Xray
     public final co.aikar.timings.WorldTimingsHandler timings; // Paper
@@ -205,9 +211,10 @@ public abstract class Level implements LevelAccessor, AutoCloseable {
 
     public abstract ResourceKey<LevelStem> getTypeKey();
 
-    protected Level(WritableLevelData worlddatamutable, ResourceKey<Level> resourcekey, RegistryAccess iregistrycustom, Holder<DimensionType> holder, Supplier<ProfilerFiller> supplier, boolean flag, boolean flag1, long i, int j, org.bukkit.generator.ChunkGenerator gen, org.bukkit.generator.BiomeProvider biomeProvider, org.bukkit.World.Environment env, java.util.function.Function<org.spigotmc.SpigotWorldConfig, io.papermc.paper.configuration.WorldConfiguration> paperWorldConfigCreator, java.util.concurrent.Executor executor) { // Paper - create paper world config; Async-Anti-Xray: Pass executor
+    protected Level(WritableLevelData worlddatamutable, ResourceKey<Level> resourcekey, RegistryAccess iregistrycustom, Holder<DimensionType> holder, Supplier<ProfilerFiller> supplier, boolean flag, boolean flag1, long i, int j, org.bukkit.generator.ChunkGenerator gen, org.bukkit.generator.BiomeProvider biomeProvider, org.bukkit.World.Environment env, java.util.function.Function<org.spigotmc.SpigotWorldConfig, io.papermc.paper.configuration.WorldConfiguration> paperWorldConfigCreator, Supplier<me.samsuik.sakura.configuration.WorldConfiguration> sakuraWorldConfigCreator, java.util.concurrent.Executor executor) { // Sakura - sakura configuration files // Paper - create paper world config; Async-Anti-Xray: Pass executor
         this.spigotConfig = new org.spigotmc.SpigotWorldConfig(((net.minecraft.world.level.storage.PrimaryLevelData) worlddatamutable).getLevelName()); // Spigot
         this.paperConfig = paperWorldConfigCreator.apply(this.spigotConfig); // Paper - create paper world config
+        this.sakuraConfig = sakuraWorldConfigCreator.get(); // Sakura - sakura configuration files
         this.generator = gen;
         this.world = new CraftWorld((ServerLevel) this, gen, biomeProvider, env);
 
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftServer.java b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
index 5db08432b6afd3639688830e717f40ceaf599248..4ea6a5af351d5bf40154571a2e8d6af26a1bcb58 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftServer.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
@@ -1056,6 +1056,7 @@ public final class CraftServer implements Server {
 
         org.spigotmc.SpigotConfig.init((File) this.console.options.valueOf("spigot-settings")); // Spigot
         this.console.paperConfigurations.reloadConfigs(this.console);
+        this.console.sakuraConfigurations.reloadConfigs(this.console); // Sakura - missing comment above :<
         for (ServerLevel world : this.console.getAllLevels()) {
             // world.serverLevelData.setDifficulty(config.difficulty); // Paper - per level difficulty
             world.setSpawnSettings(world.serverLevelData.getDifficulty() != Difficulty.PEACEFUL && config.spawnMonsters, config.spawnAnimals); // Paper - per level difficulty (from MinecraftServer#setDifficulty(ServerLevel, Difficulty, boolean))
@@ -1087,6 +1088,7 @@ public final class CraftServer implements Server {
         this.reloadData();
         org.spigotmc.SpigotConfig.registerCommands(); // Spigot
         io.papermc.paper.command.PaperCommands.registerCommands(this.console); // Paper
+        me.samsuik.sakura.command.SakuraCommands.registerCommands(this.console); // Sakura
         this.overrideAllCommandBlockCommands = this.commandsConfiguration.getStringList("command-block-overrides").contains("*");
         this.ignoreVanillaPermissions = this.commandsConfiguration.getBoolean("ignore-vanilla-permissions");
 
diff --git a/src/main/java/org/bukkit/craftbukkit/Main.java b/src/main/java/org/bukkit/craftbukkit/Main.java
index b86ba59158964f73abd6622341a9acb98a33fa44..163be3f86f3fabce0e6f10b83ac6db07596dac5d 100644
--- a/src/main/java/org/bukkit/craftbukkit/Main.java
+++ b/src/main/java/org/bukkit/craftbukkit/Main.java
@@ -176,6 +176,14 @@ public class Main {
                         .describedAs("Jar file");
                 // Paper end
 
+                // Sakura start - sakura configuration files
+                acceptsAll(asList("sakura-dir", "sakura-settings-directory"), "Directory for Sakura settings")
+                    .withRequiredArg()
+                    .ofType(File.class)
+                    .defaultsTo(new File(me.samsuik.sakura.configuration.SakuraConfigurations.CONFIG_DIR))
+                    .describedAs("Config directory");
+                // Sakura end - sakura configuration files
+
                 // Paper start
                 acceptsAll(asList("server-name"), "Name of the server")
                         .withRequiredArg()