#if GRAPH_DESIGNER
using UnityEngine;
using Opsive.BehaviorDesigner.Runtime.Tasks;
using Opsive.BehaviorDesigner.Runtime.Tasks.Actions;
using BaseGames.Boss;

namespace BaseGames.Enemies.AI
{
    /// <summary>
    /// 触发 Boss 技能。OnStart 调用 BossBase.UseBossSkill(skillId)，OnUpdate 等待技能结束。
    /// 失败条件：非 Boss 敌人、技能 ID 无效、BossSkillExecutor 未就绪或技能执行中。
    /// </summary>
    [TaskName("Use Boss Skill")]
    [TaskCategory("BaseGames/Enemy/Boss")]
    [TaskDescription("通过技能 ID 执行 Boss 指定技能")]
    public sealed class BD_UseBossSkill : Action
    {
        [SerializeField] private string      m_SkillId  = "";
        [Tooltip("可选：直接拖拽 BossSkillSO 资产以替代裸字符串（优先于 m_SkillId）")]
        [SerializeField] private BossSkillSO m_SkillSO;

        private BossBase _boss;
        private bool     _startedSuccessfully;

        public override void OnAwake()
        {
            _boss = gameObject.GetComponent<BossBase>();
        }

        public override void OnStart()
        {
            _startedSuccessfully = false;
            if (_boss == null) return;

            string id = m_SkillSO != null ? m_SkillSO.skillId : m_SkillId;
            if (string.IsNullOrEmpty(id)) return;

            _startedSuccessfully = _boss.UseBossSkill(id);
        }

        public override TaskStatus OnUpdate()
        {
            if (!_startedSuccessfully || _boss == null) return TaskStatus.Failure;
            return _boss.IsBossSkillExecuting ? TaskStatus.Running : TaskStatus.Success;
        }

        public override void OnEnd()
        {
            _startedSuccessfully = false;
        }
    }
}
#endif