Infratest/Assets/Code/Example/Platformer/Entity/EntityHealth.cs

using Code.Infrastructure.EventBus;
using Reflex.Attributes;
using UnityEngine;

namespace Code.Example.Platformer.Entity
{
    public class EntityHealth : MonoBehaviour
    {
        private int _health;
        private int _maxHealth;
        public void SetMaxHealth(int maxHealth) => _maxHealth = maxHealth;
        public bool IsDead { get; private set; }
        
        [Inject] private EventBus _eventBus; 
        [SerializeField] private Entity entity;
        
        public void GiveDamage(int damage)
        {
            _health -= damage;
            
            if(_health <= 0) IsDead = true;
            
            _eventBus.RaiseEvent<IEntityDamagedHandler>(x=> x.EntityDamaged(gameObject, damage, IsDead));
        }

        public void Heal(int heal)
        {
            if (IsDead) return;
            if (_health + heal > _maxHealth) _health = _maxHealth;
            else _health += heal;
            
            _eventBus.RaiseEvent<IEntityHealedHandler>(x=> x.EntityHealed(gameObject, heal));
        }
    }

    public interface IEntityDamagedHandler : IGlobalSubscriber
    {
        void EntityDamaged(GameObject entity, int damageCount, bool isDied);
    }
    public interface IEntityHealedHandler : IGlobalSubscriber
    {
        void EntityHealed(GameObject entity, int healCount);
    }
}