using UnityEngine;

public class Skywalker_WallPool : MonoBehaviour
{
    public GameObject wallPrefab;         // The brick wall prefab
    public int poolSize = 3;              // Start with 3 walls
    public float wallWidth = 10f;         // Width of each wall (adjust to prefab size)
    public Transform cameraTransform;     // Reference to camera/player

    private GameObject[] walls;
    private int nextWallIndex = 0;

    void Start()
    {
        // Initialize pool
        walls = new GameObject[poolSize];

        for (int i = 0; i < poolSize; i++)
        {
            Vector3 pos = new Vector3(i * wallWidth, 0f, 0f);
            walls[i] = Instantiate(wallPrefab, pos, Quaternion.identity);
        }
    }

    void Update()
    {
        // Check if camera has passed the second wall
        for (int i = 0; i < poolSize; i++)
        {
            if (cameraTransform.position.x > walls[i].transform.position.x + wallWidth)
            {
                // Move wall ahead of the last wall
                float newX = GetFurthestWallX() + wallWidth;
                walls[i].transform.position = new Vector3(newX, 0f, 0f);
            }
        }
    }

    float GetFurthestWallX()
    {
        float maxX = float.MinValue;
        foreach (GameObject wall in walls)
        {
            if (wall.transform.position.x > maxX)
                maxX = wall.transform.position.x;
        }
        return maxX;
    }
}