using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.IO;
using UnityEngine;
using Object = UnityEngine.Object;

public class ResourceManager
{
    // 资源池
    private static Dictionary<string, Object> AssetPool = new Dictionary<string, Object>();
    /// <summary>
    /// 读取数据
    /// </summary>
    /// <typeparam name="T">JSON要转成的类型</typeparam>
    /// <param name="fileName">Json文件路径</param>
    /// <returns></returns>
    public static T LoadJson<T>(string fileName)
    {
        string json = null;
        string path = Path.Combine(Application.streamingAssetsPath, fileName);
        if (File.Exists(path))
        {
            json = File.ReadAllText(path);
        }
        T data = JsonConvert.DeserializeObject<T>(json);
        return data;
    }
    /// <summary>
    /// 初始化
    /// </summary>
    public static void LoadAsset<T>(string name,Action<T> loadAssetCallback)
        where T : Object
    {
        T t = null;
        if (AssetPool.ContainsKey(name))
        {
            t = AssetPool[name] as T;
            loadAssetCallback(t);
        }
        else
        {
            AssetBundleManager.Instance.StartCoroutine(AssetBundleManager.Instance.Load<T>("equipimage.unity3d", name, loadAssetCallback));
        }
    }
    public static void AddAsset(string name, Object asset)
    {
        if (!AssetPool.ContainsKey(name))
        {
            AssetPool.Add(name, asset);
        }
    }
    public static void Dispose()
    {
        AssetPool = null;
        GC.Collect();
    }
}