using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using QFramework;
using HighlightingSystem;
using Sirenix.OdinInspector;
public enum ShowState
{
    /// <summary>
    /// 隐藏
    /// </summary>
    Hide,
    /// <summary>
    /// 透明
    /// </summary>
    Tran
}

public class PartMark : MonoBehaviour
{
    /// <summary>
    /// 子物体
    /// </summary>
    public List<PartMark> m_ChildPartMarks;

    /// <summary>
    /// 初始材质球
    /// </summary>
    public Dictionary<MeshRenderer, Material> m_DicOldMeshRender;

    /// <summary>
    /// 目前的状态
    /// </summary>
    private bool m_CurrentState;

    private void Awake()
    {
        m_ChildPartMarks = new List<PartMark>();
        m_DicOldMeshRender = new Dictionary<MeshRenderer, Material>();

        InitData();

        AddMeshColliders();
    }

    /// <summary>
    /// 初始化
    /// </summary>
    public void InitData()
    {
        MeshRenderer tmpSelfMeshRender = transform.GetComponent<MeshRenderer>();

        if (tmpSelfMeshRender != null) m_DicOldMeshRender.Add(tmpSelfMeshRender, tmpSelfMeshRender.material);

        for (int i = 0; i < transform.childCount; i++)
        {
            if (transform.GetChild(i).GetComponent<PartMark>() != null) m_ChildPartMarks.Add(transform.GetChild(i).GetComponent<PartMark>());
        }

        GetAllChildMeshRender(transform);
    }

    /// <summary>
    /// 添加碰撞体
    /// </summary>
    public void AddMeshColliders()
    {
        MeshRenderer[] meshRenderers = GetComponentsInChildren<MeshRenderer>();

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

    /// <summary>
    /// 设置状态
    /// </summary>
    /// <param name="state"></param>
    public void SetState(bool state)
    {
        SetInitState();
        
        //如果是点击半透模式
        if (DeviceController.instance.m_ShowState == ShowState.Tran)
        {
            Material tmpTransMaterial = Resources.Load<Material>("Trans");

            foreach (var item in m_DicOldMeshRender)
            {
                if (state)
                {
                    item.Key.material = item.Value;
                }
                else
                {
                    item.Key.material = tmpTransMaterial;

                    if (item.Key.GetComponent<MeshCollider>()) item.Key.GetComponent<MeshCollider>().enabled = false;
                }
            }
        }
        else //点击隐藏模式
        {
            this.gameObject.SetActive(state);
        }

        m_CurrentState = state;
    }

    /// <summary>
    /// 获取子级不携带PartMark标签的子级材质球
    /// </summary>
    /// <param name="target"></param>
    private void GetAllChildMeshRender(Transform target)
    {
        for (int i = 0; i < target.childCount; i++)
        {
            if (target.GetChild(i).GetComponent<PartMark>() == null)
            {
                MeshRenderer tmpMeshRender = target.GetChild(i).GetComponent<MeshRenderer>();

                if (tmpMeshRender != null)
                {
                    m_DicOldMeshRender.Add(tmpMeshRender, tmpMeshRender.material);
                }
                else
                {
                    GetAllChildMeshRender(target.GetChild(i));
                }
            }
        }
    }

    /// <summary>
    /// 切换到正常状态
    /// </summary>
    public void SetInitState()
    {
        foreach (var item in m_DicOldMeshRender)
        {
            item.Key.material = item.Value;

            if (item.Key.GetComponent<MeshCollider>()) item.Key.GetComponent<MeshCollider>().enabled = true;
        }

        this.gameObject.SetActive(true);
    }

    public List<MeshRenderer> GetMeshRender(Transform target)
    {
        List<MeshRenderer> tmpMeshRenders = new List<MeshRenderer>();

        if (m_CurrentState)
        {
            if (target.GetComponent<MeshRenderer>() != null) tmpMeshRenders.Add(target.GetComponent<MeshRenderer>());

            for (int i = 0; i < target.childCount; i++)
            {
                Transform tmpChild = target.GetChild(i);

                if (tmpChild.GetComponent<PartMark>() == null)
                {
                    if (tmpChild.GetComponent<MeshRenderer>())
                    {
                        tmpMeshRenders.Add(tmpChild.GetComponent<MeshRenderer>());
                    }else
                    {
                        tmpMeshRenders.AddRange(GetMeshRender(tmpChild));
                    }
                }

            }
        }

        return tmpMeshRenders;
    }

}