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

/// <summary>
/// 寻路管理  
/// </summary>
public class WayFindingManager : MonoSingleton<WayFindingManager>
{
    public Transform leftLine;
    public Transform rightLine;

    public Transform player;

    public Transform serverItem;
    private Transform oldServerItem;
    public LineRenderer line;

    public GameObject route;
    public GameObject deviceName;
    public Transform lookPoint;
    public List<Route> listRoot;
    private List<GameObject> listDeviceDoorName;

    private void Start()
    {
        listRoot = new List<Route>();
        listDeviceDoorName = new List<GameObject>();

        StartCoroutine(SetHighRoute());
    }

    private void Update()
    {
      //  player.position = OpenXRCamera.Instance.head.position;

        //if (serverItem != null&&Vector3.Distance(new Vector3(serverItem.position.x, 0, serverItem.position.z), new Vector3(OpenXRCamera.Instance.head.position.x, 0, OpenXRCamera.Instance.head.position.z)) < 1f)
        //{
        //    line.positionCount = 0;
        //    oldServerItem = serverItem;
        //    serverItem = null;
        // //   MachineRoomManager.Instance.RandomRange();
        //}
    }


    public void SetServerItem( Transform serverItem)
    {

        this.serverItem = serverItem;
        if ((oldServerItem != null && serverItem.localPosition.z == oldServerItem.localPosition.z)) // 再一次生成的位置和当前的机柜在同一行
        {
            line.positionCount = 2;
            line.SetPosition(0, new Vector3(oldServerItem.localPosition.x, 0, oldServerItem.localPosition.z+MachineRoomManager.Instance.data.cabinetW/2.0f+MachineRoomManager.Instance.data.intervalL/2.0f));
            line.SetPosition(1, new Vector3(serverItem.localPosition.x, 0, serverItem.localPosition.z + MachineRoomManager.Instance.data.cabinetW / 2.0f + MachineRoomManager.Instance.data.intervalL / 2.0f));
         

        }
        else
        {
            float leftDis = Vector3.Distance(new Vector3(player.localPosition.x, 0, player.localPosition.z), new Vector3(leftLine.localPosition.x, 0, leftLine.localPosition.z));

            float rightDis = Vector3.Distance(new Vector3(player.localPosition.x, 0, player.localPosition.z), new Vector3(rightLine.localPosition.x, 0, rightLine.localPosition.z));

            if (Mathf.Abs(leftDis) < Mathf.Abs(rightDis))
            {
                line.positionCount = 4;
                line.SetPosition(0, new Vector3(player.localPosition.x, 0, player.localPosition.z));
                line.SetPosition(1, new Vector3(leftLine.localPosition.x, 0, player.localPosition.z));
                line.SetPosition(2, new Vector3(leftLine.localPosition.x, 0, serverItem.localPosition.z + MachineRoomManager.Instance.data.cabinetW / 2.0f + MachineRoomManager.Instance.data.intervalL / 2.0f));
                line.SetPosition(3, new Vector3(serverItem.localPosition.x, 0, serverItem.localPosition.z + MachineRoomManager.Instance.data.cabinetW / 2.0f + MachineRoomManager.Instance.data.intervalL / 2.0f));
            }
            else
            {
                line.positionCount = 4;
                line.SetPosition(0, new Vector3(player.localPosition.x, 0, player.localPosition.z));
                line.SetPosition(1, new Vector3(rightLine.localPosition.x, 0, player.localPosition.z));
                line.SetPosition(2, new Vector3(rightLine.localPosition.x, 0, serverItem.localPosition.z));
                line.SetPosition(3, new Vector3(serverItem.localPosition.x, 0, serverItem.localPosition.z));
            }
        }
     

     
    }

    public void SetLine( Vector3 leftPos, Vector3 rightPos)
    {
        leftLine.localPosition = leftPos;
        rightLine.localPosition = rightPos;
    }

    public void NavigatorServer(MachineObj serverItem)
    {
       // if(listRoot!=null)
        for (int i = 0; i < listRoot.Count; i++)
        {
            listRoot[i].gameObject.SetActive(false);
        }
        listRoot.Clear();
       

        for (int i = 0; i < listDeviceDoorName.Count; i++)
        {
            listDeviceDoorName[i].SetActive(false);
        }
        listDeviceDoorName.Clear();
        

        this.serverItem = serverItem.transform;

        //if (Mathf.Abs(player.localPosition.z- serverItem.transform.localPosition.z) < (MachineRoomManager.Instance.data.intervalL/2.0f+MachineRoomManager.Instance.data.cabinetW/2.0f)) // 我和当前导览的位置在同一行

        Debug.Log(serverItem.isSingle +"  "+ player.localPosition.z +"   "+serverItem.transform.localPosition.z+ "  " + Mathf.Abs(player.localPosition.z - serverItem.transform.localPosition.z) + "  " + MachineRoomManager.Instance.data.intervalL);


        if (serverItem.isSingle ? player.localPosition.z > serverItem.transform.localPosition.z : player.localPosition.z < serverItem.transform.localPosition.z && (Mathf.Abs(player.localPosition.z - serverItem.transform.localPosition.z-0.01f) < MachineRoomManager.Instance.data.intervalL+ MachineRoomManager.Instance.data.cabinetW/2.0f))
        {
            Debug.Log("DGJ  ===>  tong h");

            Vector3 pos1 = new Vector3(player.localPosition.x, -1, player.localPosition.z);
            Vector3 pos2 = new Vector3(serverItem.transform.localPosition.x, -1, serverItem.transform.localPosition.z + ((serverItem.isSingle ? 1 : -1) * 1));
         

            List<Vector3> listPos = new List<Vector3>();
            listPos.Add(pos1);
            listPos.Add(pos2);
            listPos.Add(new Vector3(serverItem.transform.localPosition.x, -1, serverItem.transform.localPosition.z));
            Bezier.Instance.SetRoute(listPos);
            CreateRoute(listPos,serverItem,true);
           

        }
        else
        {
            float leftDis = Vector3.Distance(new Vector3(player.localPosition.x, -1, player.localPosition.z), new Vector3(leftLine.localPosition.x, -1, leftLine.localPosition.z));

            float rightDis = Vector3.Distance(new Vector3(player.localPosition.x, -1, player.localPosition.z), new Vector3(rightLine.localPosition.x, -1, rightLine.localPosition.z));

            if (Mathf.Abs(leftDis) < Mathf.Abs(rightDis))
            {

                Vector3 pos1 = new Vector3(player.localPosition.x, -1, player.localPosition.z);
                Vector3 pos2 = new Vector3(leftLine.localPosition.x, -1, player.localPosition.z);
                //Vector3 pos3 = new Vector3(leftLine.localPosition.x, 0, serverItem.navigatorPoint.localPosition.z + (serverItem.isSingle ? -1 : 1) * MachineRoomManager.Instance.data.cabinetW / 2.0f + MachineRoomManager.Instance.data.intervalL / 2.0f);
                //Vector3 pos4 = new Vector3(serverItem.navigatorPoint.localPosition.x, 0, serverItem.navigatorPoint.localPosition.z + (serverItem.isSingle ? -1 : 1) * MachineRoomManager.Instance.data.cabinetW / 2.0f + MachineRoomManager.Instance.data.intervalL / 2.0f);

                Vector3 pos3 = new Vector3(leftLine.localPosition.x, -1, serverItem.transform.localPosition.z + ((serverItem.isSingle ? 1 : -1) * 1));

                Vector3 pos4 = new Vector3(serverItem.transform.localPosition.x, -1, serverItem.transform.localPosition.z + ((serverItem.isSingle ? 1 : -1) * 1));


                List<Vector3> listpos = new List<Vector3>();
                listpos.Add(pos1);
                listpos.Add(pos2);
                listpos.Add(pos3);
                listpos.Add(pos4);
                listpos.Add(new Vector3(serverItem.transform.localPosition.x,-1, serverItem.transform.localPosition.z));
                Bezier.Instance.SetRoute(listpos);
                CreateRoute(listpos,serverItem,true);
               
            }
            else
            {
                //line.positionCount = 4;
                //line.SetPosition(0, new Vector3(player.localPosition.x, 0, player.localPosition.z));
                //line.SetPosition(1, new Vector3(rightLine.localPosition.x, 0, player.localPosition.z));
                //line.SetPosition(2, new Vector3(rightLine.localPosition.x, 0, serverItem.localPosition.z));
                //line.SetPosition(3, new Vector3(serverItem.localPosition.x, 0, serverItem.localPosition.z));

                Vector3 pos1 = new Vector3(player.localPosition.x, -1, player.localPosition.z);
                Vector3 pos2 = new Vector3(rightLine.localPosition.x, -1, player.localPosition.z);
                //Vector3 pos3 = new Vector3(rightLine.localPosition.x, 0, serverItem.navigatorPoint.localPosition.z + (serverItem.isSingle ? -1 : 1) * MachineRoomManager.Instance.data.cabinetW / 2.0f + MachineRoomManager.Instance.data.intervalL / 2.0f);
                //Vector3 pos4 = new Vector3(serverItem.navigatorPoint.localPosition.x, 0, serverItem.navigatorPoint.localPosition.z + (serverItem.isSingle ? -1 : 1) * MachineRoomManager.Instance.data.cabinetW / 2.0f + MachineRoomManager.Instance.data.intervalL / 2.0f);

                Vector3 pos3 = new Vector3(rightLine.localPosition.x, -1, serverItem.transform.localPosition.z + ((serverItem.isSingle ? 1 : -1) * 1));

                Vector3 pos4 = new Vector3(serverItem.transform.localPosition.x, -1, serverItem.transform.localPosition.z + ((serverItem.isSingle ? 1 : -1) * 1));

                List<Vector3> listpos = new List<Vector3>();
                listpos.Add(pos1);
                listpos.Add(pos2);
                listpos.Add(pos3);
                listpos.Add(pos4);
                listpos.Add(new Vector3(serverItem.transform.localPosition.x, -1, serverItem.transform.localPosition.z));
                Bezier.Instance.SetRoute(listpos);
                CreateRoute(listpos, serverItem, true);
             
            }
        }
    }
  

    public void NavigatorServer(List<MachineObj> listServerItem)
    {
        for (int i = 0; i < listRoot.Count; i++)
        {
            listRoot[i].transform.parent.gameObject.SetActive(false);
        }
        listRoot.Clear();
      


        float leftDis = Vector3.Distance(new Vector3(player.localPosition.x, -1, player.localPosition.z), new Vector3(leftLine.localPosition.x, 0, leftLine.localPosition.z));

        float rightDis = Vector3.Distance(new Vector3(player.localPosition.x, -1, player.localPosition.z), new Vector3(rightLine.localPosition.x, 0, rightLine.localPosition.z));

        Vector3 pos1 = new Vector3(player.localPosition.x, -1, player.localPosition.z);
        Vector3 pos2;
        if(Mathf.Abs( leftDis)<Mathf.Abs( rightDis))
        {
            pos2 = new Vector3(leftLine.localPosition.x, -1, player.localPosition.z);
        }
        else
        {
            pos2 = new Vector3(rightLine.localPosition.x, -1, player.localPosition.z);
        }

        List<Vector3> listpos = new List<Vector3>();

        listpos.Add(pos1);
        listpos.Add(pos2);
        listpos.Add(new Vector3(rightLine.localPosition.x, -1, player.localPosition.z + 10000));
        CreateRoute(listpos,null,false);    // 依据Player  生成两个固定点 当前Player点 和  出口点


        List<Vector3> listentrance = new List<Vector3>();
        for (int i = 0; i < listServerItem.Count; i++)
        {
            listpos.Clear();

            listpos.Add(new Vector3(listServerItem[i].transform.localPosition.x, -1, listServerItem[i].transform.localPosition.z + ((listServerItem[i].isSingle ? 1 : -1) * 1)));
            listpos.Add(listServerItem[i].transform.localPosition);
            CreateRoute(listpos,listServerItem[i],true); // 根据机位生成 机位点

            Vector3 entrance = new Vector3(Mathf.Abs(leftDis) < Mathf.Abs(rightDis)?leftLine.localPosition.x:rightLine.localPosition.x, -1, listServerItem[i].transform.localPosition.z + ((listServerItem[i].isSingle ? 1 : -1) * 1));
            bool finish = true;



            for (int j = 0; j < listentrance.Count; j++)
            {
                if(entrance == listentrance[i])
                {
                    finish = false;
                    break;
                }
            }
            if(finish)
            {
                if (Mathf.Abs(player.localPosition.z - listServerItem[i].transform.localPosition.z) < (MachineRoomManager.Instance.data.intervalL / 2.0f + MachineRoomManager.Instance.data.cabinetW / 2.0f)) // 我和当前导览的位置在同一行
                {

                }
                else
                {
                    List<Vector3> listentrancePos = new List<Vector3>();
                    listentrancePos.Add(entrance);
                    listentrancePos.Add(new Vector3(listServerItem[i].transform.localPosition.x, -1, listServerItem[i].transform.localPosition.z + ((listServerItem[i].isSingle ? 1 : -1) * 1)));
                    CreateRoute(listentrancePos, listServerItem[i], false);  // 生成当前机位的 入口点
                }
                   
            }
        }
    }

    private void CreateRoute(List<Vector3> listPos, MachineObj machineObj, bool isdevice)
    {
        //for (int i = 0; i < listPos.Count - 1; i++)
        //{
        //    GameObject route1 = GameObject.Instantiate(route, MachineRoomManager.Instance.transform);
        //    route1.transform.localPosition = listPos[i];
        //    lookPoint.localPosition = listPos[i + 1];
        //    route1.transform.LookAt(lookPoint);
        //    route1.SetActive(true);
        //    listRoot.Add(route1.transform.GetChild(0).GetComponent<Route>());

        //    listRoot[i].SetRoute(route1.transform.position, lookPoint.position, 0,lookPoint);

        //    GameObject obj = new GameObject(i.ToString());
        //    obj.transform.position = listPos[i];
        //}
     
        if (isdevice && machineObj)
        {
            lookPoint.localPosition = listPos[listPos.Count - 1];

            GameObject devicedoorName = GameObject.Instantiate(deviceName, MachineRoomManager.Instance.transform);
            devicedoorName.transform.localPosition = listPos[listPos.Count - 2];
            devicedoorName.transform.LookAt(lookPoint);
            devicedoorName.transform.localPosition = machineObj.transform.localPosition + new Vector3(0, 0, 0);
            listDeviceDoorName.Add(devicedoorName);
            devicedoorName.GetComponent<SettingDeviceName>().SettingName(machineObj.deviceParameters.deviceName);
        }



    }
    private void CreateRoute(List<Vector3> listPos, bool isDevice)
    {
        for (int i = 0; i < listPos.Count - 1; i++)
        {
            GameObject route1 = GameObject.Instantiate(route, MachineRoomManager.Instance.transform);
            route1.transform.localPosition = listPos[i];
            lookPoint.localPosition = listPos[i + 1];
            route1.transform.LookAt(lookPoint);
            route1.SetActive(true);
            listRoot.Add(route1.transform.GetChild(0).GetComponent<Route>());
        }

        if (isDevice)
        {
            GameObject devicedoorName = GameObject.Instantiate(deviceName, MachineRoomManager.Instance.transform);
            devicedoorName.transform.localPosition = listPos[listPos.Count - 2];
            lookPoint.localPosition += new Vector3(0, 0, 10);
            devicedoorName.transform.LookAt(lookPoint);
            listDeviceDoorName.Add(devicedoorName);
        }


    }

    public void CloseWayFind()
    {
        for (int i = 0; i < listRoot.Count; i++)
        {
            listRoot[i].transform.parent.gameObject.SetActive(false);
        }
        listRoot.Clear();

        for(int i = 0;i<listDeviceDoorName.Count;i++)
        {
            listDeviceDoorName[i].gameObject.SetActive(false);
        }
        listDeviceDoorName.Clear();
    }
    private IEnumerator SetHighRoute()
    {
        while(true)
        {
            yield return new WaitForSeconds(0.2f);

            if(listRoot!=null&& listRoot.Count>1)
            {
                Route route = null;
                route = listRoot[0];
                for (int i = 1; i < listRoot.Count; i++)
                {
                  //  listRoot[i].setHighLight(true);
                    //if (Mathf.Abs(Vector3.Distance(player.transform.position, listRoot[i].transform.position)) < Mathf.Abs(Vector3.Distance(player.transform.position, route.transform.position)))
                    //{
                       
                    //    route.setHighLight(false);
                    //    route = listRoot[i];
                    //}
                }
              //  route.setHighLight(true);
            }
        }
    } 

}