/// <summary>
/// 更新下载器
/// </summary>
public void Update()
{
if (DownloadStates != EDownloaderStates.Loading)
{
return;
}
// 检测下载器结果
for (int i = _loaders.Count - 1; i >= 0; i--)
{
var loader = _loaders[i];
if (loader.IsDone() == false)
{
continue;
}
PatchBundle element = loader.UserData as PatchBundle;
// 检测是否下载失败
if (loader.HasError())
{
loader.ReportError();
loader.Dispose();
_loaders.RemoveAt(i);
_loadFailedList.Add(element);
continue;
}
// 验证下载文件完整性
if (_patcher.CheckContentIntegrity(element) == false)
{
MotionLog.Error($"Check download content integrity is failed : {element.BundleName}");
loader.Dispose();
_loaders.RemoveAt(i);
_checkFailedList.Add(element);
continue;
}
// 下载成功
loader.Dispose();
_loaders.RemoveAt(i);
_succeedList.Add(element);
CurrentDownloadCount++;
CurrentDownloadBytes += element.SizeBytes;
OnPatchFileDownloadSucceedCallback?.Invoke(TotalDownloadCount, CurrentDownloadCount, TotalDownloadBytes, CurrentDownloadBytes);
}
// 动态创建新的下载器到最大数量限制
// 注意：如果期间有下载失败的文件，暂停动态创建下载器
if (_downloadList.Count > 0 && _loadFailedList.Count == 0 && _checkFailedList.Count == 0)
{
if (_loaders.Count < _maxNumberOnLoad)
{
int index = _downloadList.Count - 1;
WebFileRequest downloader = CreateDownloader(_downloadList[index]);
_loaders.Add(downloader);
_downloadList.RemoveAt(index);
}
}
// 下载结算
if (_loaders.Count == 0)
{
// 更新缓存并保存
if (_succeedList.Count > 0)
{
_patcher.CacheDownloadPatchFiles(_succeedList);
}
if (_loadFailedList.Count > 0)
{
DownloadStates = EDownloaderStates.Failed;
OnPatchFileDownloadFailedCallback?.Invoke(_loadFailedList[0].BundleName);
}
else if (_checkFailedList.Count > 0)
{
DownloadStates = EDownloaderStates.Failed;
OnPatchFileCheckFailedCallback?.Invoke(_checkFailedList[0].BundleName);
}
else
{
// 结算成功
DownloadStates = EDownloaderStates.Succeed;
}
}
}
/// <summary>
/// 更新下载器
/// </summary>
public void Update()
{
if (DownloadStates != EDownloaderStates.Loading)
{
return;
}
// 检测下载器结果
_removeList.Clear();
long downloadBytes = CurrentDownloadBytes;
foreach (var loader in _downloaders)
{
downloadBytes += (long)loader.DownloadedBytes;
if (loader.IsDone() == false)
{
continue;
}
PatchBundle patchBundle = loader.UserData as PatchBundle;
// 检测是否下载失败
if (loader.HasError())
{
loader.ReportError();
loader.Dispose();
_removeList.Add(loader);
_loadFailedList.Add(patchBundle);
continue;
}
// 验证下载文件完整性
if (_patcherMgr.CheckContentIntegrity(patchBundle) == false)
{
MotionLog.Error($"Check download content integrity is failed : {patchBundle.BundleName}");
loader.Dispose();
_removeList.Add(loader);
_checkFailedList.Add(patchBundle);
continue;
}
// 下载成功
loader.Dispose();
_removeList.Add(loader);
_succeedList.Add(patchBundle);
CurrentDownloadCount++;
CurrentDownloadBytes += patchBundle.SizeBytes;
}
// 移除已经完成的下载器（无论成功或失败）
foreach (var loader in _removeList)
{
_downloaders.Remove(loader);
}
// 如果下载进度发生变化
if (_lastDownloadBytes != downloadBytes || _lastDownloadCount != CurrentDownloadCount)
{
_lastDownloadBytes = downloadBytes;
_lastDownloadCount = CurrentDownloadCount;
OnDownloadProgressCallback?.Invoke(TotalDownloadCount, _lastDownloadCount, TotalDownloadBytes, _lastDownloadBytes);
}
// 动态创建新的下载器到最大数量限制
// 注意：如果期间有下载失败的文件，暂停动态创建下载器
if (_downloadList.Count > 0 && _loadFailedList.Count == 0 && _checkFailedList.Count == 0)
{
if (_downloaders.Count < _maxNumberOnLoad)
{
int index = _downloadList.Count - 1;
WebFileRequest downloader = CreateDownloader(_downloadList[index]);
_downloaders.Add(downloader);
_downloadList.RemoveAt(index);
}
}
// 下载结算
if (_downloaders.Count == 0)
{
// 更新缓存并保存
if (_succeedList.Count > 0)
{
_patcherMgr.CacheDownloadPatchFiles(_succeedList);
}
if (_loadFailedList.Count > 0)
{
DownloadStates = EDownloaderStates.Failed;
OnPatchFileDownloadFailedCallback?.Invoke(_loadFailedList[0].BundleName);
OnDownloadOverCallback?.Invoke(false);
}
else if (_checkFailedList.Count > 0)
{
DownloadStates = EDownloaderStates.Failed;
OnPatchFileCheckFailedCallback?.Invoke(_checkFailedList[0].BundleName);
OnDownloadOverCallback?.Invoke(false);
}
else
{
// 结算成功
DownloadStates = EDownloaderStates.Succeed;
OnDownloadOverCallback?.Invoke(true);
}
}
}