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

namespace BaseGames.Enemies.AI
{
    /// <summary>
    /// 条件：NavAgent 当前是否正在穿越连接段（跳跃/下落/爬梯/传送等）。
    /// 可选过滤具体连接类型（填 None = 任意类型均匹配）。
    /// </summary>
    [TaskName("Is On NavLink?")]
    [TaskCategory("BaseGames/Enemy/State")]
    [TaskDescription("检查 NavAgent 当前是否正在穿越 NavLink（如跳跃传送门）")]
    public sealed class BD_IsOnNavLink : Conditional
    {
        [Tooltip("填 None 匹配任意类型；填具体类型则只在该类型时 Success。")]
        [SerializeField] private NavLinkType m_FilterType = NavLinkType.None;

        private EnemyBase _enemy;

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

        public override TaskStatus OnUpdate()
        {
            if (_enemy?.Nav == null) return TaskStatus.Failure;
            if (!_enemy.Nav.IsOnLink) return TaskStatus.Failure;
            if (m_FilterType != NavLinkType.None && _enemy.Nav.CurrentLinkType != m_FilterType)
                return TaskStatus.Failure;
            return TaskStatus.Success;
        }
    }
}
#endif