Create basic scaffolding for stackable items

src/main/java/com/bartlomiejpluta/demo/world/item/ItemStack.java

@@ -0,0 +1,5 @@
+package com.bartlomiejpluta.demo.world.item;
+
+public interface ItemStack extends Item {
+   int count();
+}

src/main/java/com/bartlomiejpluta/demo/world/weapon/Ammunition.java

@@ -0,0 +1,35 @@
+package com.bartlomiejpluta.demo.world.weapon;
+
+import com.bartlomiejpluta.base.api.context.ContextHolder;
+import com.bartlomiejpluta.base.api.icon.Icon;
+import com.bartlomiejpluta.base.lib.icon.IconDelegate;
+import com.bartlomiejpluta.demo.world.item.ItemStack;
+import lombok.Getter;
+import lombok.NonNull;
+
+public class Ammunition extends IconDelegate implements ItemStack {
+   private int count;
+
+   @Getter
+   private final String name;
+
+   public Ammunition(@NonNull String id, int count) {
+      this(DB.dao.ammunition.find(id), count);
+   }
+
+   public Ammunition(@NonNull DB.model.AmmunitionModel template, int count) {
+      super(createIcon(template));
+      this.name = template.getName();
+      this.count = count;
+   }
+
+   @Override
+   public int count() {
+      return count;
+   }
+
+   private static Icon createIcon(DB.model.AmmunitionModel template) {
+      var icons = template.getIcon().split(",");
+      return ContextHolder.INSTANCE.getContext().createIcon(A.iconsets.get(icons[0]).uid, Integer.parseInt(icons[1]), Integer.parseInt(icons[2]));
+   }
+}