using UnityEngine;
using System.Collections;
using System.Collections.Generic;

//适用于木雕和树木，点击时的摇晃效果
public class WoodElasticHit : MonoBehaviour
{
    public float hitDuration = 1f;  // 受击反馈持续时间
    public float scaleAmount = 0.05f;  // 缩放量
    public float rotationAngle = 5f; // 旋转角度
    public float damping = 10f;  // 阻尼系数
    public bool isTree;
    public GameObject TargetGameObject;// 每次受击间隔时间

    private Vector3 originalScale;
    private Quaternion originalRotation;

    private List<Transform> ScupBranches = new List<Transform>();

    void Start()
    {
        originalScale = TargetGameObject.transform.localScale;
        originalRotation = TargetGameObject.transform.rotation;
        if (!isTree)
        {
            for (int i = 0; i < TargetGameObject.transform.childCount; i++)
            {
                ScupBranches.Add(TargetGameObject.transform.GetChild(i));
            }

        }
    }



    private Coroutine elasticFeedbackCoroutine;

    private int currentStageInt = 0;
    public void OnHit(float stage)
    {
        Debug.Log("Hit! "+stage);
        //摇晃效果
        if (elasticFeedbackCoroutine != null)
        {
            StopCoroutine(elasticFeedbackCoroutine);
        }
        elasticFeedbackCoroutine = StartCoroutine(ElasticFeedback());


        //木像掉落效果
        if (!isTree)
        {
            //Debug.Log(currentStageInt + " + " + stage);
            if (Mathf.FloorToInt(stage*(ScupBranches.Count-1)) > currentStageInt )
            {
                    Debug.Log(currentStageInt + " - " + stage);
                    currentStageInt++;
                    Animator branchAnimator = ScupBranches[currentStageInt - 1].GetComponent<Animator>();
                    if (branchAnimator != null)
                    {
                        // 触发掉落动画
                        branchAnimator.SetTrigger("FallTrigger");
                    }
            }

            // 检查 Animator 是否存在


        }
    }

    public void ResetBranch()
    {
        Debug.Log("木像台重置源头");
        currentStageInt = 0;
        for (int i = 0; i < ScupBranches.Count; i++)
        {
            Animator branchAnimator = ScupBranches[i].GetComponent<Animator>();
            if (branchAnimator!= null)
            {
                branchAnimator.SetTrigger("UpTrigger");
            }
        }
    }

    IEnumerator ElasticFeedback()
    {
        float timeElapsed = 0f;

        while (timeElapsed < hitDuration)
        {
            timeElapsed += Time.deltaTime;
            float progress = timeElapsed / hitDuration;

            float dampenedSin = Mathf.Sin(progress * Mathf.PI * damping) / (progress * damping + 1);

            float scaleFactor = 1 - (scaleAmount * dampenedSin);
            TargetGameObject.transform.localScale = new Vector3(originalScale.x * scaleFactor, originalScale.y * scaleFactor, originalScale.z);

            float rotationFactor = rotationAngle * dampenedSin;
            TargetGameObject.transform.rotation = Quaternion.Euler(0, 0, originalRotation.eulerAngles.z + rotationFactor);

            yield return null;
        }

        TargetGameObject.transform.localScale = originalScale;
        TargetGameObject.transform.rotation = originalRotation;

    }
}