enum ENEMY_STATE
{
	STATE_MOVE = 0,
	STATE_FOLLOW

}

var exitdisabled = false;
var disableobject =false;
// variables
//defines current state
var currentState :ENEMY_STATE = ENEMY_STATE.STATE_MOVE;
//players position
var player : Transform;
//enemys position
var enemy : Transform;
//enemys gameobject
var enemyO : GameObject;
//enemys rotation speed
var enemyrotationspeed :float = 10;
//enemys speed
var enemyspeed : float = 6;
//enemys jump hight
var enemyjumpspeed : float = 36;
var disabled : boolean = false;
//enemys target when its not player

var target: Transform;
var target1: Transform;

var enemycheckpoint1:GameObject;
var enemycheckpoint2:Transform;
var enemycheckpoint3:GameObject;


// min distance
var maxdistance : float = 0.6;
var mindistance : float = 0.3;
var isgrounded : boolean = false;

var fallspeed : float = 7.0;



function Start()
{

	target = enemycheckpoint1.transform;
	target1 = enemycheckpoint1.transform;
	enemyspeed = 0.25;
}
function Update()
{
	if(disableobject == false)
	{
		if(isgrounded == true)
		{
			if(currentState == ENEMY_STATE.STATE_FOLLOW)
			{
				target1 = player.transform;
				if(Vector3.Distance(enemy.transform.position, player.transform.position) > mindistance)
				{
					enemy.transform.LookAt(Vector3(player.position.x,transform.position.y,player.position.z));
					transform.eulerAngles = Vector3(0,transform.localEulerAngles.y,0);
					if(disabled == false)
					{
						enemy.transform.position = Vector3.MoveTowards(enemy.transform.position,Vector3(player.transform.position.x,enemy.transform.position.y,player.transform.position.z),Time.deltaTime * enemyspeed);			}

				}
				else
				{

				}

			}
			if(currentState == ENEMY_STATE.STATE_MOVE)
			{

				enemy.transform.rotation = Quaternion.Slerp(enemy.transform.rotation, Quaternion.LookRotation(target1.transform.position -enemy.transform.position), enemyrotationspeed * Time.deltaTime);
				if(disabled ==false)
				{
					enemy.transform.position = Vector3.MoveTowards(enemy.transform.position,target.transform.position,Time.deltaTime * enemyspeed);
				}
			}
			else
			{
			}

		}
		if(isgrounded ==false)
		{
			enemy.transform.position.y -= fallspeed * Time.deltaTime;
		}
	}
}
function OnCollisionEnter(theCollision:Collision)
{
	if(theCollision.gameObject.tag == "ground")
	{
		isgrounded = true;
		Debug.Log("is grounded");
	}

	if(theCollision.gameObject.tag == "enemycheckpoint2")
	{
		enemy.transform.position = enemycheckpoint3.transform.position;
		enemy.transform.rotation = enemycheckpoint3.transform.rotation;
		isgrounded = false;
		exitdisabled = false;
		enemyspeed = 0.25;
		disableobject = true;

	}


}
function OnTriggerEnter(other:Collider)
{
	if(other.gameObject.tag == "enemycheckpoint1")
	{
		isgrounded = true;
		exitdisabled = true;
		target1 = player.transform;
		target = enemycheckpoint2.transform;
		enemyspeed = 0.8;



	}

	if(other.gameObject.tag == "Player")
	{
		currentState = ENEMY_STATE.STATE_FOLLOW;


	}
	else
	{
		return;
	}
}
function OnTriggerExit(other:Collider)
{
	if(other.gameObject.tag == "Player")
	{
		currentState = ENEMY_STATE.STATE_MOVE;
		target = enemycheckpoint1.transform;
		target1 = enemycheckpoint1.transform;
	}
	else
	{
		return;
	}
}
function OnCollisionExit(theCollision:Collision)
{
	if(theCollision.gameObject.tag == "ground")
	{
		if(exitdisabled ==false)
		{
			isgrounded = false;
		}
	}
}