using CG.Framework;
using System;
using System.Collections;
using System.Collections.Generic;
using Unity.VisualScripting;
using UnityEngine;
/// <summary>
/// 控制动画控制器，的脚本控制器
/// </summary>
namespace ZXK.GYJQR
{ 
public class AnimatorEventCtr : ClassSingleton<AnimatorEventCtr>
{
   
    /// <summary>
    /// 根据 控制器，切换过度条件的时候，播放动画
    /// </summary>
    /// <param name="animName"></param>
    /// <param name="mAnim"></param>
    /// <param name="Index"></param>
    /// <param name="beginAction"></param>
    /// <param name="endAction"></param>
    public void Play(string animName, Animator mAnim, int index, Action beginAction = null, Action endAction = null)
    {
        //获取组件
        if (mAnim.GetComponent<CustomAnimEvents>())
        {
            animEvents = mAnim.GetComponent<CustomAnimEvents>();
        }
        else
        {
            mAnim.GetOrAddComponent<CustomAnimEvents>();
            animEvents = mAnim.GetComponent<CustomAnimEvents>();
        }


        //生成新的  控制动画器
        mController = new AnimatorOverrideController();
        mController.runtimeAnimatorController = mAnim.runtimeAnimatorController;
        //给动画帧脚本的两个委托注册
        animEvents.startCallBack = beginAction;
        animEvents.endCallBack = endAction;

        //设置动画帧数事件的内容
        endEvt = new AnimationEvent();
        endEvt.time = mController[animName].length;
        startEvt = new AnimationEvent();
        startEvt.time = 0;
        //设置动画帧数名字
        endEvt.functionName = "EndCallBack";
        startEvt.functionName = "StartCallBack";
        //给当前控制器的这个动画剪辑添加开始与结束帧数
        AnimclipName = animName;
        mController[animName].events = default;
        mController[animName].AddEvent(endEvt);
        mController[animName].AddEvent(startEvt);

        //启动Animator
        if (!mAnim.enabled) mAnim.enabled = true;

        //切换过度条件。开始播放动画
        mAnim.SetInteger("StepIndex", index);

    }




    /// <summary>
    /// 可选择
    /// 清除动画帧数脚本
    /// 是否重置脚本内容与动画帧数
    /// </summary>
    /// <param name="animName"></param>
    /// <param name="mAnim"></param>
    public void RemoveAnimEvents(string animName, Animator mAnim)
    {
       
     

        mController = new AnimatorOverrideController();
        mController.runtimeAnimatorController = mAnim.runtimeAnimatorController;
        mController[animName].events = default;

       //Destroy(mAnim.GetComponent(typeof(CustomAnimEvents)));

    }




    CustomAnimEvents animEvents;

    //控制动画器重写控制器的接口
    //从而为给定化身定制动画。 在运行时基于相同的 AnimatorController 交换 Animator.runtimeAnimatorController 和 AnimatorOverrideController 不会重置状态机的当前状态
    AnimatorOverrideController mController;
    //当前动画剪辑的名称
    public string AnimclipName;
    ///动画事件帧
    // 结束帧
    public AnimationEvent endEvt;
    // 开始帧
    public AnimationEvent startEvt;
}
}