using UnityEngine;

public class PingClickHandler : MonoBehaviour
{
    public GameObject chanraoObject, nextPing;
    public int pingIndex;

    private MeshRenderer _modelRenderer, _outlineMesh;
    private bool _clickedOnce;
    private static int _firstClickCount;

    void OnEnable()
    {
        _modelRenderer = GetComponent<MeshRenderer>();
        if (_modelRenderer == null) _modelRenderer = GetComponentInChildren<MeshRenderer>();
        if (_modelRenderer != null) _modelRenderer.enabled = false;
        foreach (var r in GetComponentsInChildren<Renderer>(true)) r.enabled = false;
        if (GetComponent<Collider>() == null) gameObject.AddComponent<SphereCollider>().radius = 0.5f;
        CreateOutlineMesh();
        _clickedOnce = false;
        StopAllCoroutines();
        StartCoroutine(BlinkOutline());
    }

    void CreateOutlineMesh()
    {
        if (_outlineMesh != null) return;
        var mf = GetComponent<MeshFilter>();
        if (mf == null) mf = GetComponentInChildren<MeshFilter>();
        if (mf == null || mf.sharedMesh == null) return;
        var mat = new Material(Shader.Find("Custom/OutlineUnlit"));
        mat.SetColor("_OutlineColor", new Color(0.2f, 0.5f, 1f, 1f));
        mat.SetColor("_MainColor", new Color(0, 0, 0, 0));
        mat.SetFloat("_OutlineWidth", 0.1f);
        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()
    {
        foreach (var c in Object.FindObjectsOfType<Camera>())
        {
            if (!c.enabled) continue;
            foreach (var h in Physics.RaycastAll(c.ScreenPointToRay(Input.mousePosition)))
                if (h.collider != null && h.collider.transform.parent != null && h.collider.transform.parent.name == "touchArray") return;
        }

        if (_firstClickCount < 4)
        {
            if (_clickedOnce) return;
            _clickedOnce = true; _firstClickCount++;
            StopAllCoroutines();
            if (_modelRenderer != null) _modelRenderer.enabled = true;
            if (_outlineMesh != null) _outlineMesh.enabled = false;
            if (nextPing != null) nextPing.SetActive(true);
            Debug.Log($"[PingClick] {name} 第1击 ({_firstClickCount}/4)");
            if (_firstClickCount >= 4)
            {
                var mi = GameObject.Find("manInjury");
                if (mi != null) { var ct = mi.transform.Find("chanraotuibu"); if (ct != null) { ct.gameObject.SetActive(true); Debug.Log("[PingClick] chanraotuibu 激活"); } }
            }
            var sm = FindObjectOfType<StepManager>(); if (sm != null) sm.RecordPingStep(pingIndex, false);
        }
        else
        {
            if (!_clickedOnce) return;
            if (chanraoObject != null) chanraoObject.SetActive(true);
            StopAllCoroutines();
            if (_modelRenderer != null) _modelRenderer.enabled = false;
            if (_outlineMesh != null) _outlineMesh.enabled = false;
            gameObject.SetActive(false);
            Debug.Log($"[PingClick] {name} 第2击");
            var sm = FindObjectOfType<StepManager>(); if (sm != null) sm.RecordPingStep(pingIndex, true);
        }
    }

    public void ReEnableBorder() { if (_outlineMesh != null) { _outlineMesh.enabled = true; StopAllCoroutines(); StartCoroutine(BlinkOutline()); } }
    public void UndoSecondClick() { if (!_clickedOnce) return; _clickedOnce = false; _firstClickCount--; gameObject.SetActive(true); if (_modelRenderer != null) _modelRenderer.enabled = false; StopAllCoroutines(); StartCoroutine(BlinkOutline()); }
    public void UndoShow() { gameObject.SetActive(false); }
}