private void RemoveLocalAssetBundle(AssetbundleUpdateData info)
{
string filePath = SystemConfig.GetLocalPathInAssetBundle(info.Name);
if (File.Exists(filePath))
{
File.Delete(filePath);
}
}
private bool IsFileExist(AssetbundleUpdateData info)
{
return(File.Exists(SystemConfig.GetLocalPathInAssetBundle(info.Name)));
}
private IEnumerator DownloadAssetBundles()
{
using (UnityWebRequest req = UnityWebRequest.Get(SystemConfig.GetFilePath("/", AssetbundleInfoFile, false)))
{
UnityWebRequestAsyncOperation reqBin = req.SendWebRequest();
yield return(reqBin);
if (req.isNetworkError || req.isHttpError)
{
// 重新下载
DebugUtils.Log(InfoType.Error, string.Format("DiffAssets : {0}", SystemConfig.GetFilePath("/", AssetbundleInfoFile, false)));
}
else
{
if (req.downloadHandler.isDone)
{
GameDataManager.ChangeDir(SystemConfig.GameDataDir);
// 本地获取并解析, 全部拷贝一份
List <AssetbundleUpdateData> oldDataInfos = AssetbundleUpdateData.Select((item) => { return(item.Name != null); });
// 清理不存在本地文件的实例
int notExistsCount = oldDataInfos.RemoveAll((item) => { return(IsFileExist(item)); });
DebugUtils.Log(InfoType.Warning, string.Format("notExistsCount {0}", notExistsCount));
// 再释放
GameDataManager.ClearFileData(AssetbundleInfoFile);
DebugUtils.Assert(AssetbundleUpdateData.IsOriginNull(), "wrong clear");
// 保存到 临时目录
string text = req.downloadHandler.text;
File.WriteAllText(SystemConfig.LocalTempDir + "/" + AssetbundleInfoFile, text);
// 切换到 临时目录
GameDataManager.ChangeDir(SystemConfig.LocalTempDir);
// 全部拷贝一份
List <AssetbundleUpdateData> newDataInfos = AssetbundleUpdateData.Select((item) => { return(item.Name != null); });
// 释放
GameDataManager.ClearFileData(AssetbundleInfoFile);
DebugUtils.Assert(AssetbundleUpdateData.IsOriginNull(), "wrong clear");
GameDataManager.ChangeDir(SystemConfig.GameDataDir);
// 处理
List <AssetbundleUpdateData> addAssets = DiffAssetBundles(oldDataInfos, newDataInfos);
mDownloadSize = 0;
mTotalSize = 0;
mTotalCount = 0;
mDownloadCount = 0;
mAssetbunlesWebRequest.Clear();
mTotalCount = addAssets.Count;
addAssets.ForEach((item) => { mTotalSize += item.FileSize; });
foreach (AssetbundleUpdateData info in addAssets)
{
string url = SystemConfig.GetRemotePathInAssetbundle(info.Name);
UnityWebRequest abReq = UnityWebRequest.Get(url);
AddReq(abReq);
UnityWebRequestAsyncOperation reqAssetbundleReq = abReq.SendWebRequest();
reqAssetbundleReq.completed += (AsyncOperation operation) =>
{
if (abReq.isNetworkError || abReq.isHttpError)
{
// 重新下载
DebugUtils.Log(InfoType.Error, "wrong req: " + url);
}
else
{
AddDownloadCount();
byte[] data = abReq.downloadHandler.data;
AddDownloadSize(data.Length);
SaveLocalAssetBundle(info.Name, data);
// 下载进度
SizeProgress?.Invoke(SizePercent);
CountProgress?.Invoke(mDownloadCount, mTotalCount);
}
RemoveReq(abReq);
abReq.Dispose();
};
}
// 开始进度
SizeProgress?.Invoke(SizePercent);
while (mAssetbunlesWebRequest.Count > 0)
{
yield return(Wait);
}
Finished?.Invoke(mVersionData.InfoTips);
}
}
}
}