using Entitas;
using UnityEngine;
using Game;
public class RecoverSystem : IExecuteSystem, IInitializeSystem
{
    private IGroup<GameEntity> _entities;
    public void Initialize()
    {
        _entities = Util.GetGroup(GameMatcher.Hp);
    }
    public void Execute()
    {
        foreach (var entity in _entities)
        {
            UpdateRecover(entity);
        }
    }
    public static void UpdateRecover(GameEntity entity)
    {
        var hp = entity.hp;
        if (!hp.IsAlive)
        {
            return;
        }
        //护盾恢复
        if (hp.ShieldRecoverTimeMax == 0) return;
        if (hp.ShieldRecoverTime > 0)
        {
            hp.ShieldRecoverTime -= Time.deltaTime;
            if (hp.ShieldRecoverTime < 0)
            {
                hp.ShieldRecoverTime = 0;
            }
        }
        else
        {
            var newShield = hp.Shield.Value + hp.ShieldRecover * Time.deltaTime;
            hp.Shield.Value = Mathf.Min(hp.ShieldMax.Value, newShield);
        }
    }

}