added tool (stub)

src/main/java/de/jottyfan/minecraft/item/ModItems.java

@@ -14,7 +14,7 @@ public class ModItems extends ModItemsRegistrator {
 	public static final Item RAW_TIN = registerItem("raw_tin");
 	public static final Item RUBY = registerItem("ruby");
 	public static final Item CHILI = registerItem("chili");
-	public static final Item STUB = registerItem("stub");
+	public static final Item STUB = registerItem("stub", StubItem::new);
 	public static final Item TIN_INGOT = registerItem("tin_ingot");
 	public static final Item TIN_DUST = registerItem("tin_dust");
 

src/main/java/de/jottyfan/minecraft/item/ModItemsRegistrator.java

@@ -28,6 +28,17 @@ public abstract class ModItemsRegistrator {
 		return registerItem(name, new Item.Properties(), Item::new);
 	}
 
+	/**
+	 * register a new item with the name and its item class
+	 *
+	 * @param name the name
+	 * @param function the item class
+	 * @return the registered item
+	 */
+	public static final Item registerItem(String name, Function<Item.Properties, Item> function) {
+		return registerItem(name, new Item.Properties(), function);
+	}
+
 	/**
 	 * register a new item with the name, the properties and the Item class reference
 	 *

src/main/java/de/jottyfan/minecraft/item/StubItem.java

@@ -0,0 +1,49 @@
+package de.jottyfan.minecraft.item;
+
+import java.util.Map;
+
+import org.joml.Random;
+
+import net.minecraft.core.BlockPos;
+import net.minecraft.sounds.SoundEvents;
+import net.minecraft.sounds.SoundSource;
+import net.minecraft.world.InteractionResult;
+import net.minecraft.world.entity.item.ItemEntity;
+import net.minecraft.world.item.Item;
+import net.minecraft.world.item.ItemStack;
+import net.minecraft.world.item.Items;
+import net.minecraft.world.item.context.UseOnContext;
+import net.minecraft.world.level.Level;
+import net.minecraft.world.level.block.Block;
+import net.minecraft.world.level.block.Blocks;
+
+/**
+ * the stub item definition; specifies, what the stub can do
+ */
+public class StubItem extends Item {
+	private static final Map<Block, Item> SLASH_MAP = Map.of(Blocks.HAY_BLOCK, Items.WHEAT, Blocks.DRIED_KELP_BLOCK,
+			Items.DRIED_KELP);
+
+	public StubItem(Properties properties) {
+		super(properties);
+	}
+
+	@Override
+	public InteractionResult useOn(UseOnContext context) {
+		Level level = context.getLevel();
+		BlockPos pos = context.getClickedPos();
+		Block block = level.getBlockState(pos).getBlock();
+		if (SLASH_MAP.containsKey(block) && !level.isClientSide()) {
+			level.setBlockAndUpdate(pos, Blocks.AIR.defaultBlockState());
+			level.playSound(null, pos, SoundEvents.HOE_TILL.value(), SoundSource.BLOCKS);
+			for (int i = 0; i < 9; i++) {
+				ItemStack stack = new ItemStack(SLASH_MAP.get(block));
+				float scatter = new Random().nextFloat();
+				ItemEntity entity = new ItemEntity(level, pos.getX(), pos.getY(), pos.getZ(),
+						stack, scatter, scatter, 0.2);
+				level.addFreshEntity(entity);
+			}
+		}
+		return InteractionResult.SUCCESS;
+	}
+}