BoxSpawner

using System.Collections;

using UnityEngine;

using Random = UnityEngine.Random;

public class BoxSpawner : MonoBehaviour
{
    public Box BoxPrefab;
    public GameObject OuchModal;

    [SerializeField]
    private float _timeStep;

    private void Start() =>
        StartCoroutine(SpawnObjects());

    private IEnumerator SpawnObjects()
    {
        while (true)
        {
            yield return new WaitForSeconds(_timeStep);

            SpawnBox();
        }
    }

    private void SpawnBox()
    {
        float randomX = Random.Range(-2.21f, 2.21f);

        var spawnPosition = new Vector2(randomX, transform.position.y);

        Box box = Instantiate(BoxPrefab, spawnPosition, Quaternion.identity);

        box.Initialize(this);
    }

    public void OnClick() =>
        OuchModal.SetActive(true);

    public void OuchModal_Close()
    {
        OuchModal.SetActive(false);
    }
}