Hacklisted Code

using System.Collections.Generic;
using UnityEngine;

public class NPCPool : MonoBehaviour
{
    public static NPCPool npcInstance; // Singleton for global access

    public GameObject npcPrefab;
    public int poolSize = 5;

    private Queue<GameObject> pool = new Queue<GameObject>();

    private void Awake()
    {
        // Assign singleton reference
        npcInstance = this;

        // Pre-instantiate NPCs and add them to the pool
        for (int i = 0; i < poolSize; i++)
        {
            GameObject npc = Instantiate(npcPrefab);
            npc.SetActive(false); // Keep inactive until needed
            pool.Enqueue(npc);
        }
    }

    // Retrieve an NPC from the pool
    public GameObject GetFromPool()
    {
        if (pool.Count > 0)
        {
            GameObject npc = pool.Dequeue();
            npc.SetActive(true);
            return npc;
        }

        Debug.LogWarning("No NPCs available in the pool.");
        return null;
    }

    // Return an NPC to the pool
    public void ReturnToPool(GameObject npc)
    {
        npc.SetActive(false);
        pool.Enqueue(npc);
    }
}