using UnityEngine;

public class CakeSpawner : MonoBehaviour
{
    public GameObject cakePrefab;

    public SpriteRenderer gameBoardSpriteRenderer;

    private Bounds cakeBounds;

    private Bounds gameBoardBounds;

    private float spawnTimer = 0f;

    private float spawnInterval = 10f;

    private Vector2 spawnPosition;

    private bool spawned = false;

    private static float spawnProbability = 0.9f;

    // Start is called once before the first execution of Update after the MonoBehaviour is created
    void Start()
    {
        gameBoardBounds = gameBoardSpriteRenderer.bounds;
        cakeBounds = cakePrefab.GetComponent<SpriteRenderer>().bounds;
        Reset();
    }

    // Update is called once per frame
    void FixedUpdate()
    {
        if (!spawned)
        {
            spawnTimer += Time.fixedDeltaTime;

            if (spawnTimer >= 1f)
            {
                spawnTimer = 0f;
                if (Random.value < spawnProbability)
                {
                    GameObject cake = Instantiate(cakePrefab, spawnPosition, Quaternion.identity);
                }

                spawned = true;
            }
        }
        else
        {
            spawnTimer += Time.fixedDeltaTime;

            if (spawnTimer >= spawnInterval)
            {
                Reset();
            }
        }
    }

    public void Reset()
    {
        spawned = false;
        spawnTimer = 0f;
        spawnPosition = new Vector2(
            Random.Range(
                gameBoardBounds.min.x + cakeBounds.extents.x, 
                gameBoardBounds.max.x - cakeBounds.extents.x
            ),
            Random.Range(
                gameBoardBounds.min.y + cakeBounds.extents.y, 
                gameBoardBounds.max.y - cakeBounds.extents.y
            )
        );
    }
}