using UnityEngine;
using System.Collections;

public class Enemy3AttackScript : MonoBehaviour {

    public bool PlayerInRange;
    Rigidbody2D rb2d;
    GameObject Player;
    public Vector2 Origin;
    Enemy3TriggerScript trigger;

    //Movement
    public float counter;
    public float rate;
    public bool isRight;

    void Awake()
    {
        Player = GameObject.FindGameObjectWithTag("Player");
        rb2d = GetComponent<Rigidbody2D>();
        Origin = transform.position;
        trigger = GetComponentInParent<Enemy3TriggerScript>();
    }

    void Start()
    {
        counter = 0;
        rate = 100;
    }

    void Update()
    {
        if (PlayerInRange)
        {
            counter = counter + .5f;
            if (counter >= rate)
            {
                counter = 0;
                isRight = !isRight;
            }
            if(isRight)
                transform.position = new Vector3(transform.position.x + .1f, transform.position.y, transform.position.z);
            else
                transform.position = new Vector3(transform.position.x - .1f, transform.position.y, transform.position.z);
            //rb2d.position = Vector2.MoveTowards(rb2d.position, Player.transform.position, 0.1f);
        }
        else if (!PlayerInRange)
        {
            rb2d.position = Origin;
        }
    }

    void OnCollisionEnter2D(Collision2D col)
    {
        if (col.gameObject.GetComponentInParent<PlayerHealthScript>())
        {
            col.gameObject.GetComponentInParent<PlayerHealthScript>().TakeDamage(10);
        }
    }
}