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

namespace BaseGames.Enemies.AI
{
    /// <summary>
    /// 通用：触发能力。OnStart 调用 ability.Execute()，OnUpdate 等待结束。
    /// 失败条件：能力不存在、能力 CanUse=false 或 Execute 返回 false。
    /// </summary>
    [TaskName("Use Ability")]
    [TaskCategory("BaseGames/Enemy/Combat")]
    [TaskDescription("触发指定能力（拖拽 EnemyAbilitySO 或填写 ID），等待执行结束")]
    public sealed class BD_UseAbility : Action
    {
        [Tooltip("可直接拖拽 EnemyAbilitySO 资产（推荐），或填写裸字符串 ID 作为兜底")]
        [SerializeField] private EnemyAbilitySO m_AbilitySO;
        [SerializeField] private string         m_AbilityId = "";

        private EnemyBase           _enemy;
        private EnemyAbilityBase    _ability;
        private bool                _startedSuccessfully;

        public override void OnAwake()
        {
            _enemy = gameObject.GetComponent<EnemyBase>();
        }

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

            // SO 拖拽优先；裸字符串兜底
            string id = m_AbilitySO != null ? m_AbilitySO.abilityId : m_AbilityId;
            if (string.IsNullOrEmpty(id)) return;

            _ability = _enemy.Abilities.Get(id);
            if (_ability == null) return;
            _startedSuccessfully = _ability.Execute();
        }

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

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