XiuXianGame/Assets/Scripts/GameUI/UI/UpdateAsset/GameUpdateAsset.cs

using UnityEngine;
using Utility;
using WeChatWASM;

namespace Fort23.Mono.UpdateAsset
{
    public class GameUpdateAsset : Singleton<GameUpdateAsset>
    {
        private string urlRoot;

        public void Init(string urlRoot)
        {
            this.urlRoot = urlRoot;
            LoadMD5();
        }

        private void LoadMD5()
        {
            string md5 = urlRoot + "MD5.txt";
            string loadMd5 = WX.PluginCachePath + "Bundle/MD5.txt";
            string str = WXDownload.Instance.GetCachePath(loadMd5);
            if (!string.IsNullOrEmpty(str))
            {
                Debug.Log("本地有缓存" + str);
                //本地有缓存
            }

            WXDownload.Instance.DownLoad(md5, "Bundle/MD5.txt", (bool isSuccess) =>
            {
                if (isSuccess)
                {
                    Debug.Log("MD5下载成功");
                }
                else
                {
                    Debug.Log("MD5下载失败");
                }
            });
        }
    }
}