GunFire

using UnityEngine;
using System.Collections;
using System.Threading;

public class GunFire : MonoBehaviour {

    public static int MaxLength;
    public static Color IlluminCol;
    public static int delayms;
    public float dmgmin;
    public float dmgmax;
    public static GameObject pref;
    public bool IsLaser = true;
    public AudioSource Laser;
    public AudioSource Gun;
    public int batt = 5000;
    public int bullet = 10000;
    public GUIText laserammo;
    public GUIText ammo;
    public Light explosion;
    public float Distance;
    public float TracerLength;
    public float Speed;
    public GameObject muzzle;
    public Material mat;
    Vector3 scale = new Vector3(0.025f, 0.025f, 0.025f);
    GameObject bl = GameObject.CreatePrimitive(PrimitiveType.Cube);

    //public static Blasters b = pref.GetComponent<Blasters>();


    // Use this for initialization
    public void Start () {
        explosion.intensity = 0;
        explosion.color = IlluminCol;
        MeshRenderer mr = bl.AddComponent<MeshRenderer>() as MeshRenderer;
        Transform tf = bl.AddComponent<Transform>() as Transform;
        bl.renderer.material = mat;
        bl.renderer.material.color = IlluminCol;
        if(IsLaser){
            Laser = GetComponent<AudioSource>();
        }else{
            Gun = GetComponent<AudioSource>();
        }
    }

    public void Update () {
        laserammo.text = "Batteries: " + batt;
        ammo.text = "Ammo: " + bullet;
        Vector3 StartPos = transform.position;
        if(Input.GetKeyUp(transform.name.Replace("_gunKey", ""))){
            if(IsLaser && batt != 0){
                Laser.PlayDelayed(delayms / 1000);
                batt--;
                explosion.intensity = 8;
            }
            if(!IsLaser && bullet != 0){
                Gun.PlayDelayed(delayms / 1000);
                bullet--;
                explosion.intensity = 8;
            }
            //bl.transform.localScale = scale;
            if(scale.z < TracerLength){
                scale.z += Speed * Time.deltaTime;
            }else{
                bl.transform.Translate(0, 0, Speed);
                if(Vector3.Distance(bl.transform.position, muzzle.transform.position) > Distance){
                    GameObject.Destroy(bl);
                }
            }
        }
        if(explosion.intensity != 0){
            explosion.intensity -= 8.0f * Time.deltaTime;
        }
    }
}