using System;
using UnityEngine;
using UnityEngine.Serialization;

public class HealthSystem : MonoBehaviour {

    private int health;
    [SerializeField] private int maxHealth = 100;
    public float HealthNormalized => (float)health / maxHealth;

    public event EventHandler OnDead;
    public event EventHandler OnDamage;

    private void Awake() => health = maxHealth;

    public void Damage(int damageAmount) {
        health -= damageAmount;
        if (health < 0) health = 0;
        if (health == 0) Die();
        OnDamage?.Invoke(this, EventArgs.Empty);
    }

    private void Die() => OnDead?.Invoke(this, EventArgs.Empty);

}