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

public class Moster : MonoBehaviour {

    private GameObject _bulletPos;
    // public GameObject prefab;
    private GameObject go;
    private Bullet gs;
    // Use this for initialization
    void Awake()
    {
        this._bulletPos = transform.Find("GunPos").GetChild(0).GetChild(0).Find("bulletPos").gameObject;
    }
    void Start()
    {
        _ray = new Ray();
      //  this.CreateRay();
    }

    // Update is called once per frame
    void Update()
    {

    }

    Ray _ray;
    RaycastHit _hit;
    void CreateRay()
    {
        var forw = this.transform.forward;


        this._ray.origin = this._bulletPos.transform.position;
        this._ray.direction = forw;

        if (!this.go)
        {
            this.go = GameObject.Instantiate(GameController.GetInstance().bulletR);
            go.name = GameController.GetInstance().bulletR.name;
            go.transform.SetParent(GameController.GetInstance().Bullet);
            this.gs = this.go.AddComponent<Bullet>();

        }
        this.go.transform.position = this._bulletPos.transform.position;
        this.go.transform.rotation = this.transform.rotation;

        if (Physics.Raycast(_ray, out _hit))
        {

            var poi = _hit.point;
            var dis = Vector3.Distance(this._bulletPos.transform.position, poi);
            var scale = this.go.transform.localScale;
            this.go.transform.localScale = new Vector3(scale.x, scale.y, dis);

            var tag = this._hit.collider.tag;
            if (tag == "player" || tag == "moster")
            {
                this.gs.SetNextNotActive();
            }
            else
            {
                var nor = this._hit.normal;

                Vector3 curDir = transform.TransformDirection(Vector3.forward);
                var newDir = Vector3.Reflect(curDir, nor);
                Quaternion rotation = Quaternion.FromToRotation(Vector3.forward, newDir);
                this.gs.CreateRay(poi, rotation, 2);
            }
        }
        else
        {
            var scale = this.go.transform.localScale;
            this.go.transform.localScale = new Vector3(scale.x, scale.y, 100);
            this.gs.SetNextNotActive();
        }

    }

    public void RotationSelf(float rota)
    {
        transform.Rotate(Vector3.up, rota);
        this.CreateRay();
    }
}