EnemyArcher.cs

using UnityEngine;
using System.Collections;

public class EnemyArcher : MonoBehaviour
{
    public Ray ray;
    public GameObject player;

    public bool canSee;

    public float distance;

    public float speed;

    public Vector3 midpoint;
    public int morale = 1;


    // Use this for initialization
    void Start()
    {

    }

    // Update is called once per frame
    void Update()
    {
        distance = Vector3.Distance(player.transform.position, gameObject.transform.position);
        midpoint = new Vector3(gameObject.transform.position.x + (player.transform.position.x - gameObject.transform.position.x) / 2, transform.position.y, gameObject.transform.position.z + (player.transform.position.z));
        speed = distance * 1.1f;
        RaycastHit hit;
        ray = new Ray(gameObject.transform.position, new Vector3(gameObject.transform.position.x, gameObject.transform.position.y, gameObject.transform.position.z - 4));
        if (Physics.Raycast(ray, out hit))
        {
            if (hit.collider.tag == "Player")
            {
                Debug.Log("Hit, hit, damage report");
                canSee = true;
                ray = new Ray(gameObject.transform.position, new Vector3(gameObject.transform.position.x, gameObject.transform.position.y, gameObject.transform.position.z - 4));

            }
            if (hit.collider.tag != "Player")
            {
                Debug.Log("No Joy");
                canSee = false;
                ray = new Ray(gameObject.transform.position, new Vector3(gameObject.transform.position.x, gameObject.transform.position.y, gameObject.transform.position.z - 4));

            }

        }

        if (canSee == true)
        {
            iTween.MoveTo(gameObject, midpoint, speed);
        }
        if (canSee == false)
        {
            iTween.MoveTo(gameObject, new Vector3(gameObject.transform.position.x + 0.01f, gameObject.transform.position.y, gameObject.transform.position.z + .01f), 1);
        }

        //MOrale===================
        if (morale == 0)
        {
            iTween.MoveTo(gameObject, new Vector3(gameObject.transform.position.x + 5f, gameObject.transform.position.y, gameObject.transform.position.z + 5f), 1);
        }

    }

    void OnCollisionEnter(Collision collision)
    {
        if (collision.gameObject.tag == "Player")
        {
            Debug.Log("Ouch!");
        }

    }
    //Button
    public void BreakMorale()
    {
        Debug.Log("Milita Broken!");
        morale = 0;
    }

}