// 4.下载最新的文件索引
private IEnumerator DownloadLatestIndex()
{
if (GameConfig.PLATFORM == null)
{
yield break;
}
byte[] bytes = null;
string url = _updateSetting.resUrl + _latestVersion + '-' + GameConfig.PLATFORM + "/media/file.list?spm=" + GetRandomValue();
// Debug.Log("Updater.DownloadLatestIndex " + url);
for (int i = 0; i < DOWNLOAD_RETRY_TIMES; i++)
{
WWW downloader = new WWW(url);
yield return(downloader);
// 下载成功
if (downloader.error == null)
{
bytes = downloader.bytes;
break;
}
yield return(new WaitForSeconds(DOWNLOAD_RETRY_DELAY));
}
if (bytes == null)
{
yield break;
}
try
{
_latest = new AssetIndexFile();
_latest.Load(new MemoryStream(bytes), AssetInfo.STORAGE_PERSISTEN);
}
catch (Exception)
{
_latest = null;
}
}
