using UnityEngine;

namespace BaseGames.Enemies
{
    /// <summary>
    /// 敌人运行时数值组件（架构 07_EnemyModule §2）。
    /// 由 EnemyBase.Awake() 通过 Initialize(EnemyStatsSO) 注入配置。
    /// </summary>
    public class EnemyStats : MonoBehaviour
    {
        private EnemyStatsSO _config;

        public int   MaxHP               { get; private set; }
        public int   CurrentHP           { get; private set; }
        public int   Defense             { get; private set; }
        public float AttackCooldownTimer { get; private set; }

        /// <summary>每帧由 EnemyBase 更新（读取玩家位置后写入）。</summary>
        public float DistanceToPlayer    { get; set; }

        public void Initialize(EnemyStatsSO so)
        {
            _config    = so;
            MaxHP      = so.MaxHP;
            CurrentHP  = so.MaxHP;
            Defense    = so.Defense;
        }

        public void TakeDamage(int amount)
        {
            CurrentHP = Mathf.Max(0, CurrentHP - amount);
        }

        public void TickAttackCooldown(float dt)
        {
            if (AttackCooldownTimer > 0f)
                AttackCooldownTimer -= dt;
        }

        public void ResetAttackCooldown()
        {
            AttackCooldownTimer = _config != null ? _config.AttackCooldown : 1f;
        }
    }
}