src/main/java/com/moulberry/axiom/WorldPropertiesExample.java

@@ -7,6 +7,7 @@ import com.moulberry.axiom.world_properties.server.ServerWorldProperty;
 import net.kyori.adventure.text.Component;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.util.Unit;
+import org.bukkit.NamespacedKey;
 import org.bukkit.World;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.Listener;
@@ -21,28 +22,28 @@ public class WorldPropertiesExample implements Listener {
 
         World world = event.getWorld();
 
-        ServerWorldProperty<Boolean> checkbox = new ServerWorldProperty<>(new ResourceLocation("axiom:checkbox"),
+        ServerWorldProperty<Boolean> checkbox = new ServerWorldProperty<>(new NamespacedKey("axiom", "checkbox"),
             "Checkbox",
             false, WorldPropertyWidgetType.CHECKBOX, false, bool -> {
             world.sendMessage(Component.text("Checkbox: " + bool)); // Do something with input
             return true; // true to sync with client
         });
 
-        ServerWorldProperty<Integer> slider = new ServerWorldProperty<>(new ResourceLocation("axiom:slider"),
+        ServerWorldProperty<Integer> slider = new ServerWorldProperty<>(new NamespacedKey("axiom", "slider"),
             "Slider",
             false, new WorldPropertyWidgetType.Slider(0, 8), 4, integer -> {
             world.sendMessage(Component.text("Slider: " + integer)); // Do something with input
             return true; // true to sync with client
         });
 
-        ServerWorldProperty<String> textbox = new ServerWorldProperty<>(new ResourceLocation("axiom:textbox"),
+        ServerWorldProperty<String> textbox = new ServerWorldProperty<>(new NamespacedKey("axiom", "textbox"),
             "Textbox",
             false, WorldPropertyWidgetType.TEXTBOX, "Hello", string -> {
             world.sendMessage(Component.text("Textbox: " + string)); // Do something with input
             return true; // true to sync with client
         });
 
-        ServerWorldProperty<Unit> button = new ServerWorldProperty<>(new ResourceLocation("axiom:button"),
+        ServerWorldProperty<Unit> button = new ServerWorldProperty<>(new NamespacedKey("axiom", "button"),
             "Button",
             false, WorldPropertyWidgetType.BUTTON, Unit.INSTANCE, unit -> {
             world.sendMessage(Component.text("Button pressed")); // Do something with input

src/main/java/com/moulberry/axiom/world_properties/server/ServerWorldPropertiesRegistry.java

@@ -8,6 +8,7 @@ import net.minecraft.resources.ResourceLocation;
 import net.minecraft.server.level.ServerLevel;
 import net.minecraft.world.level.GameRules;
 import org.bukkit.GameRule;
+import org.bukkit.NamespacedKey;
 import org.bukkit.World;
 import org.bukkit.craftbukkit.v1_20_R2.CraftWorld;
 import org.bukkit.entity.Player;
@@ -64,7 +65,7 @@ public class ServerWorldPropertiesRegistry {
         // Time
         WorldPropertyCategory timeCategory = new WorldPropertyCategory("axiom.editorui.window.world_properties.time", true);
 
-        ServerWorldProperty<Integer> time = new ServerWorldProperty<>(new ResourceLocation("axiom:time"),
+        ServerWorldProperty<Integer> time = new ServerWorldProperty<>(new NamespacedKey("axiom", "time"),
             "axiom.editorui.window.world_properties.time",
             true, WorldPropertyWidgetType.TIME, 0, integer -> false
         );
@@ -75,14 +76,14 @@ public class ServerWorldPropertiesRegistry {
         WorldPropertyCategory weatherCategory = new WorldPropertyCategory("axiom.editorui.window.world_properties.weather",
             true);
 
-        ServerWorldProperty<Boolean> pauseWeather = new ServerWorldProperty<>(new ResourceLocation("axiom:pause_weather"),
+        ServerWorldProperty<Boolean> pauseWeather = new ServerWorldProperty<>(new NamespacedKey("axiom", "pause_weather"),
             "axiom.editorui.window.world_properties.pause_weather",
             true, WorldPropertyWidgetType.CHECKBOX, !world.getGameRuleValue(GameRule.DO_WEATHER_CYCLE), bool -> {
             world.setGameRule(GameRule.DO_WEATHER_CYCLE, !bool);
             return false;
         });
 
-        ServerWorldProperty<Integer> weatherType = new ServerWorldProperty<>(new ResourceLocation("axiom:weather_type"),
+        ServerWorldProperty<Integer> weatherType = new ServerWorldProperty<>(new NamespacedKey("axiom", "weather_type"),
             "axiom.editorui.window.world_properties.clear_weather",
             true, new WorldPropertyWidgetType.ButtonArray(
             List.of("axiom.editorui.window.world_properties.rain_weather", "axiom.editorui.window.world_properties.thunder_weather")

src/main/java/com/moulberry/axiom/world_properties/server/ServerWorldProperty.java

@@ -6,7 +6,9 @@ import com.moulberry.axiom.world_properties.WorldPropertyWidgetType;
 import io.netty.buffer.Unpooled;
 import net.minecraft.network.FriendlyByteBuf;
 import net.minecraft.resources.ResourceLocation;
+import org.bukkit.NamespacedKey;
 import org.bukkit.World;
+import org.bukkit.craftbukkit.v1_20_R2.util.CraftNamespacedKey;
 import org.bukkit.entity.Player;
 
 import java.util.function.Predicate;
@@ -20,9 +22,9 @@ public class ServerWorldProperty<T> {
     private T value;
     private Predicate<T> handler;
 
-    public ServerWorldProperty(ResourceLocation id, String name, boolean localizeName, WorldPropertyWidgetType<T> widget,
+    public ServerWorldProperty(NamespacedKey id, String name, boolean localizeName, WorldPropertyWidgetType<T> widget,
                                T value, Predicate<T> handler) {
-        this.id = id;
+        this.id = CraftNamespacedKey.toMinecraft(id);
         this.name = name;
         this.localizeName = localizeName;
         this.widget = widget;