#pragma strict

var Direction : int = 1;
var speed : int = 5;

var Enemy_Drone_1 : Transform;
var Enemy_Drone_2 : Transform;
var LastSpawn : float;
var NextSpawn : float;
var ManagerOf : Manager_Script;
var level : int;
var IsOn : boolean = true;
var x : int;
var Boss_Pref : Transform;
var EnemyCreated : Transform;
var Boss_Alive : boolean = false;

var Boss : GameObject;

var EnemyDroneArray = new Array(Enemy_Drone_1, Enemy_Drone_2);
var EnemyDroneArrayLength = EnemyDroneArray.length;




function Start()
{
    ManagerOf = GameObject.FindGameObjectWithTag("Manager").GetComponent(Manager_Script);
    StartCoroutine("SpawnCoroutine");

}

function Update()
{
    transform.Translate(Vector3(Direction * speed * Time.deltaTime, 0, 0));
    if (IsOn)
    {
        if(level == 4 && IsOn == true)
        {
                    IsOn = false;
                    Instantiate(Boss_Pref, Vector3(0, 8, 2), Quaternion.identity);
                    Boss = GameObject.FindGameObjectWithTag("Boss");
                    Boss_Alive = true;
        }

        if(Boss_Alive != null)
        {
                    return;
        }
        Application.LoadLevel(1);
    }
}

function SpawnCoroutine()
{
        SpawnRandomEnemy();
        LastSpawn = Time.time;
        ManagerOf.TotalShips++;
        yield WaitForSeconds(Random.Range(1.0, 3.0 - (.2 * level)));
}




function SpawnRandomEnemy()
{
    //var EnemyPrefab = ChooseRandomPrefab();
    var RandomIndex = Random.Range(0, EnemyDroneArrayLength);
    Instantiate(EnemyDroneArray[RandomIndex, transform.position, Quaternion.identity]);
    //Enemy_Drone_1.Instantiate(Enemy_Drone_1, transform.position, Quaternion.identity);
    //Enemy_Drone_2.Instantiate(Enemy_Drone_2, transform.position, Quaternion.identity);

}

/*function ChooseRandomPrefab()
{
    var RandomIndex = Random.Range(0, EnemyDroneArrayLength);
    Instantiate(EnemyDroneArray[RandomIndex, transform.position, Quaternion.identity]);
    return EnemyDroneArray[RandomIndex];
}*/

function OnCollisionEnter(col : Collision)
{
    if(col.gameObject.tag == "Left")
    {
            Direction = (-1);
    }

    if(col.gameObject.tag == "Right")
    {
            Direction = 1;
    }
}