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

public class Bullet : MonoBehaviour {

	// Use this for initialization
	void Start () {
		
	}
    void Awake()
    {
        _ray = new Ray();
    }
    // Update is called once per frame
    void Update () {
		
	}
    private GameObject go;
    private Bullet gs;

    Ray _ray;
    RaycastHit _hit;
    public void CreateRay( Vector3 pos, Quaternion _rotation,int _type)
    {
        if (!this.go)
        {

            switch (_type)
            {
                case 1:
                    this.go = GameObject.Instantiate(GameController.GetInstance().bulletG);
                    go.name = GameController.GetInstance().bulletG.name;
                    go.transform.SetParent(GameController.GetInstance().Bullet);
                    break;

                case 2:
                    this.go = GameObject.Instantiate(GameController.GetInstance().bulletR);
                    go.name = GameController.GetInstance().bulletR.name;
                    go.transform.SetParent(GameController.GetInstance().Bullet);
                    break;
            }
             this.gs = this.go.AddComponent<Bullet>();
        }
        else
        {
            go.SetActive(true);
        }
        this.go.transform.position = pos;
        this.go.transform.rotation = _rotation;
        print(this.go.transform.eulerAngles);
        var forw = this.go.transform.forward;
    
        this._ray.origin = pos;
        this._ray.direction = forw;
        // float x= pos.x + temp.x * 0.01
        //  pos = new Vector3(pos.x +  temp.x * 0.01, pos.y + temp.y * 0.01, pos.z + temp.z * 0.01);

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

            var poi = _hit.point;
            var dis = Vector3.Distance(pos, 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 = this.go.transform.TransformDirection(Vector3.forward);
                var newDir = Vector3.Reflect(curDir, nor);
                Quaternion rotation = Quaternion.FromToRotation(Vector3.forward, newDir);
                //transform.rotation = rotation;
                this.gs.CreateRay(poi, rotation, _type);


            }
        }
        else
        {
            var scale = this.go.transform.localScale;
            this.go.transform.localScale = new Vector3(scale.x, scale.y, 100);
            this.gs.SetNextNotActive();
        }
    }
    public void SetNextNotActive()
    {
        if (this.go)
        {
            this.go.SetActive(false);
            if (this.gs) this.gs.SetNextNotActive();
        }
    }
}