canto/Assets/Scripts/Entity/Damage.cs

using KitsuneCafe.System;
using UnityEngine;

namespace KitsuneCafe.Entity
{
    public interface IDamaging : IGameObject
    {
        void ApplyDamage(int amount, IDamageable target);
    }

    public interface IDamageable : IGameObject
    {
        void ReceiveDamage(IDamaging source, int amount);
    }


    public class DamageSource : MonoBehaviour, IDamaging
    {
        [SerializeField]
        private int damage;

        public void ApplyDamage(int amount, IDamageable target)
        {
            target.ReceiveDamage(this, amount);
        }

        public void ApplyDamage(int amount, GameObject target)
        {
            if (target.TryGetComponent(out IDamageable damageable))
            {
                ApplyDamage(amount, damageable);
            }
        }
    }
}