using System.Collections;
using System.Collections.Generic;
using System.IO;
using UnityEngine;

public class OnDemandLoader
{

    public static T Load<T>(string path) where T : Object
    {
        T returnValue = null;
        try
        {
            if (!resourceCache.ContainsKey(path))
            {
                resourceCache[path] = Resources.Load<T>(path);
            }

            returnValue = (T)resourceCache[path];
        }
        catch
        {
            Debug.LogError($"Cast of{typeof(T)} cannot be done. Path: {path}");
        }
        return returnValue;
    }

    public static T[] LoadAll<T>(string path) where T : Object
    {
        if (!allResourceCache.ContainsKey(path))
            allResourceCache[path] = Resources.LoadAll<T>(path);
        return (T[])allResourceCache[path];
    }



    static Dictionary<string, Object> resourceCache = new Dictionary<string, Object>();
    static Dictionary<string, Object[]> allResourceCache = new Dictionary<string, Object[]>();

}