add developer creative tab

Common/src/main/java/dev/upcraft/sparkweave/SparkweaveMod.java

@@ -1,10 +1,14 @@
 package dev.upcraft.sparkweave;
 
-import com.google.common.base.Preconditions;
+import dev.upcraft.sparkweave.api.SparkweaveApi;
 import dev.upcraft.sparkweave.api.entrypoint.MainEntryPoint;
 import dev.upcraft.sparkweave.api.event.CommandEvents;
 import dev.upcraft.sparkweave.api.platform.ModContainer;
+import dev.upcraft.sparkweave.api.platform.services.RegistryService;
+import dev.upcraft.sparkweave.api.registry.RegistryHandler;
 import dev.upcraft.sparkweave.command.SparkweaveCommandRoot;
+import dev.upcraft.sparkweave.util.SparkweaveDevCreativeTab;
+import net.minecraft.core.registries.Registries;
 import net.minecraft.resources.ResourceLocation;
 import org.apache.commons.lang3.Validate;
 
@@ -18,6 +22,13 @@ public class SparkweaveMod implements MainEntryPoint {
 	@Override
 	public void onInitialize(ModContainer mod) {
 		CommandEvents.REGISTER.register(SparkweaveCommandRoot::register);
+		var service = RegistryService.get();
+
+		if(SparkweaveApi.DEVELOPMENT_ENVIRONMENT) {
+			var creativeTabsRegister = RegistryHandler.create(Registries.CREATIVE_MODE_TAB, SparkweaveMod.MODID);
+			creativeTabsRegister.register(SparkweaveDevCreativeTab.DEBUG_MODE_TAB, SparkweaveDevCreativeTab::buildTab);
+			creativeTabsRegister.accept(service);
+		}
 	}
 
 	public static ResourceLocation id(String path) {

Common/src/main/java/dev/upcraft/sparkweave/util/SparkweaveDevCreativeTab.java

@@ -0,0 +1,29 @@
+package dev.upcraft.sparkweave.util;
+
+import dev.upcraft.sparkweave.SparkweaveMod;
+import dev.upcraft.sparkweave.api.item.CreativeTabHelper;
+import net.minecraft.core.registries.Registries;
+import net.minecraft.resources.ResourceKey;
+import net.minecraft.world.item.CreativeModeTab;
+import net.minecraft.world.item.ItemStack;
+import net.minecraft.world.item.Items;
+import net.minecraft.world.level.block.LightBlock;
+
+public class SparkweaveDevCreativeTab {
+
+	public static final ResourceKey<CreativeModeTab> DEBUG_MODE_TAB = ResourceKey.create(Registries.CREATIVE_MODE_TAB, SparkweaveMod.id("debug_tab"));
+
+	public static CreativeModeTab buildTab() {
+		return CreativeTabHelper.newBuilder(DEBUG_MODE_TAB).icon(Items.COMMAND_BLOCK::getDefaultInstance).displayItems((itemDisplayParameters, output) -> {
+			output.accept(Items.COMMAND_BLOCK);
+			output.accept(Items.CHAIN_COMMAND_BLOCK);
+			output.accept(Items.STRUCTURE_BLOCK);
+			output.accept(Items.STRUCTURE_VOID);
+			for(int light : new int[]{ 15, 7, 3, 1 }) {
+				output.accept(LightBlock.setLightOnStack(new ItemStack(Items.LIGHT), light));
+			}
+
+
+		}).build();
+	}
+}