using UnityEngine;

public class Chibi : MonoBehaviour
{

    [SerializeField] private float speed = 2f;

    [SerializeField]
    private LayerMask Wall;

    private Rigidbody2D myRigidbody;

    private bool isStopped = false;

    private float[] stopTimes = new float[] { 1f, 3f, 6f, 9f };

    private void Start()
    {
        myRigidbody = GetComponent<Rigidbody2D>();
        StartCoroutine(StopRoutine());
    }

    private void Update()
    {
        if (!isStopped)
        {
            Move();
        }
        else
        {
            myRigidbody.linearVelocity = Vector2.zero;
        }
    }

    private void Move()
    {
        myRigidbody.linearVelocity = new Vector2(transform.localScale.x * speed, myRigidbody.linearVelocity.y);
    }

    private void OnCollisionEnter2D(Collision2D collision)
    {
        if (((1 << collision.gameObject.layer) & wallLayer) != 0)
        {
            TurnAround();
        }
    }

    private void TurnAround()
    {
        Vector3 scale = transform.localScale;
        scale.x *= -1;
        transform.localScale = scale;
    }

    private IEnumerator StopRoutine()
    {
        while (true)
        {
            yield return new WaitForSeconds(Random.Range(2f, 5f));

            isStopped = true;

            float stopTime = stopTimes[Random.Range(0, stopTimes.Length)];

            yield return new WaitForSeconds(stopTime);

            isStopped = false;
        }
    }

}