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

public class EnemyController : MonoBehaviour, IPooledObject{

    public float speed;
    public float maxSpeed;
    public Material red;
    public GameObject[] materialsApplied;
    public LayerMask whatStops;
    public Transform circlePos;

    bool canDisappear;

    Transform target;
    Rigidbody2D rb2d;
    Vector2 mov;
    Animator anim;

    // Start is called before the first frame update
    void Start(){
        rb2d = GetComponent<Rigidbody2D>();
        target = GameObject.FindGameObjectWithTag("Player").transform;
        anim = GetComponentInChildren<Animator>();
        anim.SetBool("Walking", true);
    }

    public void OnObjectSpawn(){
        canDisappear = false;
    }

    void FixedUpdate(){
        /*if (target.position.x < transform.position.x){
            rb2d.AddForce(Vector2.left * speed * Time.deltaTime);
        }else{
            rb2d.AddForce(Vector2.right * speed * Time.deltaTime);
        }
        if (target.position.y < transform.position.y){
            rb2d.AddForce(Vector2.down * speed * Time.deltaTime);
        }else{
            rb2d.AddForce(Vector2.up * speed * Time.deltaTime);
        }
        float limitedSpeed = Mathf.Clamp(rb2d.velocity.x, -maxSpeed, maxSpeed);
        float yLimitedSpeed = Mathf.Clamp(rb2d.velocity.y, -maxSpeed, maxSpeed);
        rb2d.velocity = new Vector2(limitedSpeed, yLimitedSpeed);*/
        mov = transform.position;
        mov = Vector2.MoveTowards(rb2d.position, target.position, speed * Time.fixedDeltaTime);
        rb2d.MovePosition(mov);
        //print(rb2d.velocity.magnitude);
    }
    void OnTriggerEnter2D(Collider2D col){
        if(col.gameObject.tag == "Attack"){
            anim.SetBool("Attacking", true);
            for (int i = 0; i < materialsApplied.Length; i++){
                materialsApplied[i].GetComponent<SkinnedMeshRenderer>().material = red;
            }
        }
    }

    void OnBecameVisible(){
        canDisappear = true;
    }
    void OnBecameInvisible(){
        if (canDisappear){
            gameObject.SetActive(false);
        }
    }
}