public override void Abort()
{
if (IsDone() == false)
{
_steps = ESteps.Failed;
_lastError = "user abort";
if (_threadDownloader != null)
{
_threadDownloader.Abort();
_threadDownloader = null;
}
}
}
public override void Update()
{
if (_steps == ESteps.None)
{
return;
}
if (IsDone())
{
return;
}
if (_steps == ESteps.CreateDownload)
{
// 重置变量
_downloadProgress = 0f;
_downloadedBytes = 0;
_tryAgainTimer = 0f;
_requestURL = GetRequestURL();
_threadDownloader = new ThreadDownloader();
_threadDownloader.Run(_requestURL, _bundleInfo.GetCacheLoadPath(), _bundleInfo.Hash, _bundleInfo.CRC, _bundleInfo.SizeBytes, _timeout);
_steps = ESteps.CheckDownload;
}
if (_steps == ESteps.CheckDownload)
{
_downloadProgress = _threadDownloader.DownloadProgress;
_downloadedBytes = _threadDownloader.DownloadedBytes;
if (_threadDownloader.IsDone == false)
{
return;
}
if (_threadDownloader.HasError())
{
_lastError = _threadDownloader.Error;
// 失败后重新尝试
if (_failedTryAgain > 0)
{
ReportWarning();
_steps = ESteps.TryAgain;
}
else
{
ReportError();
_steps = ESteps.Failed;
}
}
else
{
DownloadSystem.CacheVerifyFile(_bundleInfo.Hash, _bundleInfo.BundleName);
_steps = ESteps.Succeed;
}
}
// 重新尝试下载
if (_steps == ESteps.TryAgain)
{
_tryAgainTimer += UnityEngine.Time.unscaledDeltaTime;
if (_tryAgainTimer > 1f)
{
_failedTryAgain--;
_steps = ESteps.CreateDownload;
YooLogger.Warning($"Try again download : {_requestURL}");
}
}
}
