using UnityEngine;

public class CubeClash_HazardManager : MonoBehaviour
{
    [Header("Hazards")]
    public GameObject windGustPrefab;
    public GameObject birdPrefab;
    public GameObject butterflyPrefab;
    public GameObject cubeLidPrefab;
    public GameObject shockZonePrefab;

    [Header("Items")]
    public GameObject blueberryPrefab;
    public GameObject timeBombPrefab;

    [Header("Timing")]
    public float hazardInterval = 5f;
    public float itemInterval = 8f;

    private float hazardTimer;
    private float itemTimer;

    void Update()
    {
        hazardTimer += Time.deltaTime;
        itemTimer += Time.deltaTime;

        // If ANY occupant (hazard or item) exists, do not spawn anything.
        if (CubeClash_HazardMarker.ActiveCount > 0) return;

        // Try hazard first (your original order). If both timers are ready the same frame,
        // the first spawn will add a marker immediately, so the item block won’t run.
        if (hazardTimer >= hazardInterval)
        {
            SpawnHazard();
            hazardTimer = 0f;
            return; // ensure only one spawn per frame
        }

        if (itemTimer >= itemInterval)
        {
            SpawnItem();
            itemTimer = 0f;
            return; // ensure only one spawn per frame
        }
    }

    void SpawnHazard()
    {
        int roll = Random.Range(0, 4);
        GameObject prefab = null;
        switch (roll)
        {
            case 0: prefab = windGustPrefab; break;
            case 1: prefab = birdPrefab; break;
            case 2: prefab = butterflyPrefab; break;
            case 3: prefab = shockZonePrefab; break;
                //case 4: prefab = cubeLidPrefab; break;
        }
        if (!prefab) return;

        GameObject go;
        if (prefab == shockZonePrefab || prefab == cubeLidPrefab)
            go = Instantiate(prefab, GetRandomPos(), Quaternion.identity);
        else
            go = Instantiate(prefab);

        // Ensure it’s marked so ActiveCount blocks further spawns
        if (!go.GetComponent<CubeClash_HazardMarker>())
            go.AddComponent<CubeClash_HazardMarker>();
    }

    void SpawnItem()
    {
        int roll = Random.Range(0, 2);
        GameObject prefab = null;
        switch (roll)
        {
            case 0: prefab = blueberryPrefab; break;
            case 1: prefab = timeBombPrefab; break;
        }
        if (!prefab) return;

        GameObject go = Instantiate(prefab);

        // Reuse the SAME marker for items too
        if (!go.GetComponent<CubeClash_HazardMarker>())
            go.AddComponent<CubeClash_HazardMarker>();
    }

    Vector3 GetRandomPos()
    {
        return new Vector3(Random.Range(-3f, 3f), 1f, Random.Range(-3f, 3f));
    }
}