using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using QFramework;
using Sirenix.OdinInspector;

public class DeviceController : MonoBehaviour
{
    public static DeviceController instance;

    public string DeviceName;

    public Stack<PartMark> m_OperationPartMarkStruct = new Stack<PartMark>();

    [HideInInspector]
    public ShowState m_ShowState;

    public PartMark m_CurrentSelectPartItem;

    private void Awake()
    {
        instance = this;
        ResKit.Init();

        UIKit.OpenPanel<PartLabelPanel>();
    }

    private void Start()
    {
        DeviceOfPartDataProxy deviceOfPartDataProxy = DAL.Instance.Get<DeviceOfPartDataProxy>();

        deviceOfPartDataProxy.ReadStepMsgInfoFromTable(DeviceName);

        PartInfo tmpPartInfo = GetDevicePartInfos(transform.GetComponent<PartMark>());

        UIKit.OpenPanel<PartListPanel>(new PartListPanelData() { m_PartInfo = tmpPartInfo });

    }

    private void Update()
    {
        PartLabelCheck();
        ClikPartMarkCheck();
    }

    /// <summary>
    /// 标签部分检测
    /// </summary>
    private void PartLabelCheck()
    {
        Ray ray = Camera.main.ScreenPointToRay(Input.mousePosition);
        RaycastHit hit;

        if (Physics.Raycast(ray, out hit))
        {
            PartMark partMark = GetParentPartMarkWithPartMark(hit.collider.transform);

            if (m_CurrentSelectPartItem != partMark)
            {
                if (m_CurrentSelectPartItem != null)
                {
                    m_CurrentSelectPartItem.CloseHighlighter();     
                }
                m_CurrentSelectPartItem = partMark;
                m_CurrentSelectPartItem.OpenHighlighter();
            }
            // 处理射线击中的对象
            if (partMark != null)
            {
                UIKit.OpenPanel<PartLabelPanel>(UILevel.PopUI, new PartLabelPanelData() { partName = partMark.name });
            }
        }
        else
        {
            if (m_CurrentSelectPartItem != null)
            {
                m_CurrentSelectPartItem.CloseHighlighter();
                m_CurrentSelectPartItem = null;
            }
            UIKit.HidePanel<PartLabelPanel>();
        }
    }

    /// <summary>
    /// 点击物体检测
    /// </summary>
    private void ClikPartMarkCheck()
    {
        if (Input.GetMouseButtonDown(0))
        {
            Ray ray = Camera.main.ScreenPointToRay(Input.mousePosition);
            RaycastHit hit;

            if (Physics.Raycast(ray, out hit))
            {
                PartMark tmpMark = GetParentPartMarkWithPartMark(hit.collider.transform);

                if (tmpMark != null)
                {
                    m_OperationPartMarkStruct.Push(tmpMark);
                    UIKit.GetPanel<PartListPanel>().SetPartItemState(tmpMark, false);
                    //点击版不强制刷新镜头位置
                    //CameraSurround.instance.SetCameraPosition(this.transform);
                }
            }
        }
    }

    /// <summary>
    /// 查找携带PartMark的节点
    /// </summary>
    /// <param name="traget"></param>
    /// <returns></returns>
    private PartMark GetParentPartMarkWithPartMark(Transform traget)
    {
        PartMark tmpMark = traget.GetComponent<PartMark>();

        if (tmpMark == null && traget.parent != null)
        {
            tmpMark = GetParentPartMarkWithPartMark(traget.parent);
        }

        return tmpMark;
    }

    public void OnDisable()
    {
        UIKit.ClosePanel<PartLabelPanel>();
    }

    public PartInfo GetDevicePartInfos(PartMark partMark)
    {
        //最父级
        PartInfo partInfo = new PartInfo(partMark.transform.name, partMark);

        //字级
        foreach (var item in partMark.m_ChildPartMarks)
        {
            partInfo.childPartInfos.Add(GetDevicePartInfos(item));
        }

        return partInfo;
    }

    [Button("为所有节点添加标记")]
    private void AddPartMark()
    {
        Transform[] tmpTransforms = GetComponentsInChildren<Transform>();

        foreach (var item in tmpTransforms)
        {
            if (item.GetComponent<PartMark>() == null)
            {
                item.gameObject.AddComponent<PartMark>();
            }
        }
    }
}