/*
 * 赋值该参数
 * selfAction = BT.Root().OpenBranch();
 */
    
//重写该方法：
public override BTNode TryAction(BTAgent behavier)
{
    return base.TryAction(selfAction);
}

using System;
using DapanzAI;
using UnityEngine;

[CreateAssetMenu(order = 2, menuName = "行为/技能/普通攻击")]
[Serializable]
public class AttackOnce : ActionBase
{
    public float formerTime;
    [FieldLabel("生效时间")]
    public float effectTime;
    [FieldLabel("结束时间")]
    public float overTime;
    public string attackTrigger = "attack";
    public string waitForState = "Idle";
    public string trackTrigger = "Idle";

    public override BTNode TryAction(BTAgent behavier)
    {
        Animator anim = behavier.Anim;
        selfAction = BT.Root().OpenBranch(
            BT.If(behavier.CheckAttackRange).OpenBranch(
                BT.Trigger(anim, attackTrigger),
                BT.Wait(formerTime),
                BT.Call(() => { behavier.DamangerEnable(true); }),
                BT.Wait(effectTime),
                BT.Call(()=> { behavier.DamangerEnable(false); }),
                BT.Wait(overTime),
                BT.WaitForAnimatorState(anim, waitForState)
            ),
            BT.Call(behavier.FaceToTarget),
            BT.Call(behavier.TrackTarget),
            BT.SetBool(anim, trackTrigger, true)

        );
        return base.TryAction(behavier);
    }
}