using System;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.Rendering.Universal;

namespace QFramework
{
    internal class AnimationAction : IAction
    {


        public System.Action OnFinished { get; set; }


        private AnimationAction()
        {
        }

        private static readonly SimpleObjectPool<AnimationAction> mPool =
            new SimpleObjectPool<AnimationAction>(() => new AnimationAction(), null, 10);


        string path;
        string animName;
        Animation anim;
        string frame;
        string speed;
        public static AnimationAction Allocate(string path, Dictionary<string, string> datas, System.Action OnFinished = null)
        {
            var retNode = mPool.Allocate();
            retNode.ActionID = ActionKit.ID_GENERATOR++;
            retNode.Deinited = false;
            retNode.Reset();
            retNode.path = path;
            retNode.animName = datas.ContainsKey("animName") ? datas["animName"] : "";
            retNode.frame = datas.ContainsKey("frame") ? datas["frame"] : "";
            retNode.speed = datas.ContainsKey("speed") ? datas["speed"] : "";
            retNode.OnFinished = OnFinished;
            return retNode;
        }
        public ulong ActionID { get; set; }
        public ActionStatus Status { get; set; }

        public void OnStart()
        {
            GameObject obj = Utility.FindObj(path);
            if (obj != null)
            {
                try
                {
                    anim = obj.GetComponent<Animation>();

                    if (string.IsNullOrEmpty(frame) == false && frame != "-1")
                    {
                        int curFrame = 0;
                        int.TryParse(frame, out curFrame);
                        anim[animName].time = curFrame / anim.clip.frameRate;
                        anim[animName].speed = 0;
                        anim.Play(animName);
                        this.Finish();
                    }
                    else
                    {
                        float curSpeed = 1;
                        if (string.IsNullOrEmpty(speed) == false)
                        {
                            float.TryParse(speed, out curSpeed);
                        }
                        anim[animName].speed = curSpeed;
                        anim.Play(animName);
                    }
                }
                catch (Exception)
                {
                    Debug.LogError($"{path} 播放动画 {animName} 出错");
                }

            }
            else
            {
                Debug.LogError("未找到路径：" + path);
                this.Finish();
            }
        }

        public void OnExecute(float dt)
        {
            if (anim != null && anim.isPlaying == false)
            {
                this.Finish();
            }
        }

        public void OnFinish()
        {
        }

        public void Reset()
        {
            Status = ActionStatus.NotStart;
            Paused = false;
        }

        public bool Paused { get; set; }

        public void Deinit()
        {
            if (!Deinited)
            {
                OnFinished = null;
                Deinited = true;
                mPool.Recycle(this);
            }
        }

        public bool Deinited { get; set; }
    }


}