Create melee weapons system

src/main/java/com/bartlomiejpluta/demo/entity/Character.java

@@ -1,15 +1,53 @@
 package com.bartlomiejpluta.demo.entity;
 
 import lombok.*;
+import org.slf4j.*;
+import org.joml.Vector2i;
 import com.bartlomiejpluta.base.api.context.Context;
 import com.bartlomiejpluta.base.api.entity.Entity;
 import com.bartlomiejpluta.base.lib.entity.EntityDelegate;
 
+import com.bartlomiejpluta.demo.world.weapon.MeleeWeapon;
+
 public class Character extends EntityDelegate {
+	private static final Logger log = LoggerFactory.getLogger(Character.class);
 	protected final Context context;
+	protected int attackCooldown = 0;
+
+	@Setter
+	private MeleeWeapon weapon;
 	
 	public Character(@NonNull Context context, @NonNull Entity entity) {
 		super(entity);
 		this.context = context;
 	}
+
+	public void attack() {
+		if(weapon == null) {
+			return;
+		}
+
+		if(attackCooldown >= weapon.getCooldown()) {
+			var facingNeighbour = getCoordinates().add(getFaceDirection().vector, new Vector2i());
+			for(var entity : getLayer().getEntities()) {
+				if(entity.getCoordinates().equals(facingNeighbour) && entity.isBlocking() && entity instanceof Character) {
+					weapon.attack((Character) entity);
+					attackCooldown = 0;
+				}
+			}
+		}
+	}
+
+	public void hit(int dmg) {
+		log.info(toString() + " received " + dmg + " damage");
+	}
+
+	@Override
+	public void update(float dt) {
+		super.update(dt);
+
+		if(weapon != null && attackCooldown < weapon.getCooldown()) {
+			attackCooldown += (int) (dt * 1000f);
+		}
+	}
 }