using UnityEngine;
using System.Collections.Generic;

public class Skywalker_HorizontalPlatformSpawner : MonoBehaviour
{
    [Header("Spawner Settings")]
    public GameObject platformPrefab;
    public int initialPlatforms = 5;
    public float platformWidth = 155f; // width of each prefab
    public Transform player;
    public float safeZone = 30f; // how far ahead to spawn

    private float spawnX = 0.0f;
    private List<GameObject> activePlatforms = new List<GameObject>();

    void Start()
    {
        for (int i = 0; i < initialPlatforms; i++)
            SpawnPlatform();
    }

    void Update()
    {
        // If player has moved past the next spawn point - safeZone
        if (player.position.x + safeZone > spawnX - (initialPlatforms * platformWidth))
        {
            SpawnPlatform();
            DeletePlatform();
        }
    }

    void SpawnPlatform()
    {
        GameObject go = Instantiate(platformPrefab, new Vector3(spawnX, 0, 0), platformPrefab.transform.rotation);
        activePlatforms.Add(go);
        spawnX += platformWidth; // move to the right for next platform
    }

    void DeletePlatform()
    {
        Destroy(activePlatforms[0]);
        activePlatforms.RemoveAt(0);
    }
}