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

public class Paintpatch : MonoBehaviour
{
    public Transform TargetPaint;
    public NavMeshAgent nav_agent;
    private Vector3[] ver;
   private bool switchersfunc;
   public LineRenderer lr ;

  public  int sitchint = 0;
    void Start()
    {
        lr = GetComponent<LineRenderer>();
        ver = new Vector3[20];
        lr.enabled = false;
        nav_agent = GetComponent<NavMeshAgent>();
    }

    void Update()
    {
        if (TargetPaint != null)
        {
            nav_agent.SetDestination(TargetPaint.position);
             if(nav_agent.path.corners.Length == nav_agent.path.corners.Length)
            {
                if (nav_agent.path.corners.Length > 1)
                {
                    sitchint = nav_agent.path.corners.Length - 1;

                }
                if (nav_agent.path.corners.Length < 1)
                {
                    sitchint = 0;
                    lr.enabled = false;
                }
            }
           if(sitchint!=3 && sitchint != 2 && sitchint != 1)
            {
                lr.enabled = false;
            }
                if (sitchint == 1)
                {
                Debug.Log(sitchint);

                    lr.enabled = true;
                    lr.positionCount = 2;
                    lr.SetPosition(0, nav_agent.path.corners[0]);
                    lr.SetPosition(1, nav_agent.path.corners[nav_agent.path.corners.Length - 1]);
                }
                if (sitchint == 2)
            {
                lr.enabled = true;
                lr.positionCount = 7;
                    ver[0] = Vector3.Lerp(nav_agent.path.corners[0], nav_agent.path.corners[1], 0.67f);
                    ver[1] = Vector3.Lerp(nav_agent.path.corners[1], nav_agent.path.corners[2], 0.33f);
                    ver[2] = Vector3.Lerp(ver[0], ver[1], 0.5f);
                    ver[3] = Vector3.Lerp(ver[2], nav_agent.path.corners[1], 0.88f);//-точка
                    ver[4] = Vector3.Lerp(ver[3], ver[0], 0.5f);//-точка
                    ver[5] = Vector3.Lerp(ver[3], ver[1], 0.5f);// - точка
                    lr.SetPosition(0, nav_agent.path.corners[0]);
                    lr.SetPosition(1, ver[0]);
                    lr.SetPosition(2, ver[4]);
                    lr.SetPosition(3, ver[3]);
                    lr.SetPosition(4, ver[5]);
                    lr.SetPosition(5, ver[1]);
                    lr.SetPosition(6, nav_agent.path.corners[nav_agent.path.corners.Length - 1]);

                }




            if (sitchint == 3)
            {
                lr.enabled = true;
                lr.positionCount = 12;
                ver[0] = Vector3.Lerp(nav_agent.path.corners[0], nav_agent.path.corners[1], 0.67f);
                ver[1] = Vector3.Lerp(nav_agent.path.corners[1], nav_agent.path.corners[2], 0.33f);



                ver[2] = Vector3.Lerp(ver[0], ver[1], 0.5f);
                ver[3] = Vector3.Lerp(ver[2], nav_agent.path.corners[1], 0.88f);//-точка



                ver[4] = Vector3.Lerp(ver[3], ver[0], 0.5f);//-точка
                ver[5] = Vector3.Lerp(ver[3], ver[1], 0.5f);// - точка


                        ver[6] = Vector3.Lerp(nav_agent.path.corners[1], nav_agent.path.corners[2], 0.67f);
                       ver[7] = Vector3.Lerp(nav_agent.path.corners[2], nav_agent.path.corners[3], 0.33f);

                     ver[8] = Vector3.Lerp(ver[6], ver[7], 0.5f);

                        ver[9] = Vector3.Lerp(ver[8], nav_agent.path.corners[2], 0.88f);//-точка
                        ver[10] = Vector3.Lerp(ver[9], ver[6], 0.5f);//-точка
                      ver[11] = Vector3.Lerp(ver[9], ver[7], 0.5f);// - точка


                lr.SetPosition(0, nav_agent.path.corners[0]);
                lr.SetPosition(1, ver[0]);
                lr.SetPosition(2, ver[4]);
                lr.SetPosition(3, ver[3]);
                lr.SetPosition(4, ver[5]);
                lr.SetPosition(5, ver[1]);

                lr.SetPosition(6, ver[6]);
                lr.SetPosition(7, ver[10]);
                lr.SetPosition(8, ver[9]);
                lr.SetPosition(9, ver[11]);
                lr.SetPosition(10, ver[7]);
                lr.SetPosition(11, nav_agent.path.corners[nav_agent.path.corners.Length - 1]);

            }

        }
        else { lr.enabled = false; }

    }

}