using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class MoveWolf : MonoBehaviour
{
     public Vector3 MovementVector = new Vector3(0.1f, 0, 0);
     public int DirectionMultiplier = 1;
     SpriteRenderer _mySpriteRenderer;
     /* The  flipX  property of the SpriteRenderer Component makes Wolf face left/right.
      * This line of code creates a field, named _mySpriteRenderer, that will (eventually) hold a reference to the GameObject's
      * SpriteRenderer component.
      * Initially, this field contains the "null" value.  It doesn't yet "point to" the desired GameObject.
      */

     // Start is called before the first frame update
     void Start()
     {
          _mySpriteRenderer = GetComponent<SpriteRenderer>();
          // Point _mySpriteRenderer to the SpriteRenderer Component of the attached GameObject.
     }

     // Update is called once per frame
     void Update()
     {
          if(transform.position.x > 10.0f || transform.position.x < -10.0f) // if the GameObject moves past the right or left edge of screen ...
          {
               _mySpriteRenderer.flipX = !_mySpriteRenderer.flipX; // face the GameObject the opposite way
               DirectionMultiplier *= -1; // change the movement direction
          }
          transform.position += MovementVector * DirectionMultiplier;
     }
}