using UnityEngine;

public class ShoseClickHandler : MonoBehaviour
{
    public GameObject nextObject;
    public Transform targetPoint;
    private MeshRenderer _outlineMesh;
    private bool _clicked;
    private float _lastClickTime;
    
    public bool CanBeClicked() { return !_clicked; }
    
    private Vector3 _initialPosition;
    private Quaternion _initialRotation;
    private bool _hasRecordedInitialTransform = false;

    void OnDisable()
    {
        StopAllCoroutines();
        if (_outlineMesh != null) _outlineMesh.enabled = false;
    }

    void OnEnable()
    {
        var mf = GetComponent<MeshFilter>();
        if (mf == null) mf = GetComponentInChildren<MeshFilter>();
        if (mf != null && mf.sharedMesh != null)
        {
            var mb = mf.sharedMesh.bounds;
            var sc = GetComponent<SphereCollider>(); if(sc != null) sc.enabled = false;
            var col = GetComponent<BoxCollider>();
            if (col == null) col = gameObject.AddComponent<BoxCollider>();
            col.center = mb.center;
            col.size = mb.size * 1.2f;
            col.enabled = true;
        }
        else { if (GetComponent<Collider>() == null) gameObject.AddComponent<SphereCollider>().radius = 0.3f; }
        
        if (!_hasRecordedInitialTransform)
        {
            _initialPosition = transform.position;
            _initialRotation = transform.rotation;
            _hasRecordedInitialTransform = true;
        }
        
        CreateOutlineMesh();
        StopAllCoroutines();
        bool isExam = GameManager.Instance != null && GameManager.Instance.CurrentMode == ExperimentMode.Exam;
        if (!isExam) { StartCoroutine(BlinkOutline()); }
        _clicked = false;
    }

    void CreateOutlineMesh()
    {
        if (_outlineMesh != null) return;
        var mf = GetComponent<MeshFilter>();
        if (mf == null) mf = GetComponentInChildren<MeshFilter>();
        if (mf == null || mf.sharedMesh == null) return;
        var shader = Shader.Find("Custom/OutlineUnlit");
        if (shader == null) return;
        var mat = new Material(shader);
        mat.SetColor("_OutlineColor", new Color(0.2f, 0.5f, 1f, 1f));
        mat.SetColor("_MainColor", new Color(0, 0, 0, 0));
        mat.SetFloat("_OutlineWidth", OutlineConfig.Width);
        var go = new GameObject("Outline");
        go.transform.SetParent(transform, false);
        go.AddComponent<MeshFilter>().sharedMesh = mf.sharedMesh;
        _outlineMesh = go.AddComponent<MeshRenderer>();
        _outlineMesh.material = mat;
    }

    System.Collections.IEnumerator BlinkOutline()
    {
        if (_outlineMesh != null) _outlineMesh.enabled = true;
        yield return new WaitForSeconds(0.4f);
        while (true) { if (_outlineMesh != null) _outlineMesh.enabled = !_outlineMesh.enabled; yield return new WaitForSeconds(0.4f); }
    }

    void OnMouseDown()
    {
        PerformClick();
    }
    
    public void PerformClick()
    {
        if (Time.time - _lastClickTime < 0.3f) return;
        _lastClickTime = Time.time;
        if (_clicked) return;
        _clicked = true;
        Debug.Log("[ShoseClick] ★ 被点击 ★");
        ActionHistory.Push(ActionHistory.ActionType.Shose, this);
        var examMgr = FindObjectOfType<ExamFlowManager>(); if (examMgr != null) examMgr.OnObjectClicked(this);
        StopAllCoroutines();
        if (_outlineMesh != null) _outlineMesh.enabled = false;
        if (targetPoint != null) { transform.position = targetPoint.position; transform.rotation = targetPoint.rotation; }
        if (nextObject != null) nextObject.SetActive(true);
        
        var woman = GameObject.Find("woman");
        if (woman != null)
        {
            var anim = woman.GetComponent<Animator>();
            if (anim != null) 
            {
                anim.SetBool("isCrouch", true);
                anim.CrossFade("womanCrouch", 0.1f);
            }
            
            var point3 = GameObject.Find("womanPointArray/point3");
            if (point3 != null)
            {
                woman.transform.position = point3.transform.position;
                woman.transform.rotation = point3.transform.rotation;
            }
        }
        
        var manInjury = GameObject.Find("manInjury");
        if (manInjury != null)
        {
            var anim = manInjury.GetComponent<Animator>();
            if (anim != null) 
            {
                anim.SetBool("CheckFoot", true);
                anim.CrossFade("manInjuryFoot", 0.1f);
                StartCoroutine(ResetCheckFoot(anim));
            }
        }
        
        var touchArray = GameObject.Find("touchArray");
        if (touchArray != null)
        {
            var touchPoint3 = touchArray.transform.Find("point3");
            if (touchPoint3 != null)
            {
                touchPoint3.gameObject.SetActive(false);
            }
        }
        
        var uiMgr = FindObjectOfType<UIManager>();
        if (uiMgr != null)
        {
            uiMgr.ShowVideo("bandage_demo.mp4");
        }
    }
    
    public void ResetState()
    {
        ResetState(true);
    }

    public void ResetState(bool startBlink)
    {
        _clicked = false;
        
        if (_outlineMesh != null) 
        {
            bool isExam = GameManager.Instance != null && GameManager.Instance.CurrentMode == ExperimentMode.Exam;
            _outlineMesh.enabled = startBlink && !isExam;
        }
        
        if (_hasRecordedInitialTransform)
        {
            transform.position = _initialPosition;
            transform.rotation = _initialRotation;
        }
        
        if (nextObject != null) nextObject.SetActive(false);

        var uiMgr = FindObjectOfType<UIManager>();
        if (uiMgr != null)
        {
            uiMgr.HideVideo();
        }

        var woman = GameObject.Find("woman");
        if (woman != null)
        {
            var anim = woman.GetComponent<Animator>();
            if (anim != null) 
            {
                anim.SetBool("isCrouch", false);
            }
            var point1 = GameObject.Find("womanPointArray/point1");
            if (point1 != null)
            {
                woman.transform.position = point1.transform.position;
                woman.transform.rotation = point1.transform.rotation;
            }
        }
        
        var manInjury = GameObject.Find("manInjury");
        if (manInjury != null)
        {
            var anim = manInjury.GetComponent<Animator>();
            if (anim != null) 
            {
                anim.SetBool("CheckFoot", false);
            }
        }
        
        var touchArray = GameObject.Find("touchArray");
        if (touchArray != null)
        {
            var touchPoint3 = touchArray.transform.Find("point3");
            if (touchPoint3 != null)
            {
                touchPoint3.gameObject.SetActive(true);
            }
        }

        StopAllCoroutines();
        bool examMode = GameManager.Instance != null && GameManager.Instance.CurrentMode == ExperimentMode.Exam;
        if (startBlink && isActiveAndEnabled && !examMode)
        {
            StartCoroutine(BlinkOutline());
        }
    }

    public void ForceHideOutline()
    {
        StopAllCoroutines();
        if (_outlineMesh != null) _outlineMesh.enabled = false;
    }

    private System.Collections.IEnumerator ResetCheckFoot(Animator anim)
    {
        yield return new WaitForSeconds(3.5f);
        if (anim != null)
        {
            anim.SetBool("CheckFoot", false);
            Debug.Log("[ShoseClick] CheckFoot 已被重置为 false");
        }
    }
}