/// <summary>
/// 设置更新完成状态,把AB资源信息存一下
/// </summary>
/// <param name="abRes"></param>
private void SetComplate(ABResInfo abRes)
{
ResVersion = abRes.Version;
foreach (ABResFile file in abRes.dicFileInfo.Values)
{
if (file.isStreaming)
{
ABMgr.assetBundleURL.Add(file.File, AppSetting.StreamingAssetsPath + file.File);
}
else
{
ABMgr.assetBundleURL.Add(file.File, AppSetting.PersistentDataPath + file.File);
}
}
if (remoteABRes != null)
{
remoteABRes.Dispose();
}
if (streamingABRes != null)
{
streamingABRes.Dispose();
}
if (persistentABRes != null)
{
persistentABRes.Dispose();
}
PanelMgr.Instance.GetPanel <VersionCheckPl>(PanelName.VersionCheckPl).VersionInfo.text = "更新完成";
isUpdateCheckComplete = true;
}
/// <summary>
/// 获取本地资源版本信息
/// </summary>
private async Task loadPersistentABFiles()
{
//先获取Application.streamingAssetsPath下的MD5对比文件ABFiles
await loadStreamingABFiles();
//如果本地的版本大于等于服务器的的版本,则用本地的资源。（不需要更新）否则用PersistentData的资源（需要更新）
if (streamingABRes != null && streamingABRes.Version >= remoteVersion.ResVersion)
{
persistentABRes = streamingABRes;
UnityEngine.Debug.LogError("Use StreamingABFiles");
}
else
{
//Application.streamingAssetsPath下没有MD5对比文件ABFiles，就用Application.persistentDataPath(热更资源)路径下的abfiles
string abFiles = AppSetting.PersistentDataPath + AppSetting.ABFiles;
UnityEngine.Debug.LogError("什么鬼东西:" + abFiles);
UnityWebRequest request = UnityWebRequest.Get(abFiles);
await request.SendWebRequest();
if (request.error == null)
{
string[] line = request.downloadHandler.text.Split('\n');
persistentABRes = new ABResInfo(request.downloadHandler.text);
}
else
{
await loadStreamingABFiles();
persistentABRes = streamingABRes;
}
}
}
/// <summary>
/// 获取StreamingAssets目录AB文件信息
/// </summary>
private async Task loadStreamingABFiles()
{
string abFiles = AppSetting.StreamingAssetsPath + AppSetting.ABFiles;
UnityWebRequest request = UnityWebRequest.Get(abFiles);
await request.SendWebRequest();
if (request.error == null)
{
streamingABRes = new ABResInfo(request.downloadHandler.text, true);
}
else
{
streamingABRes = null;
UnityEngine.Debug.LogError("Load StreamingAssets Error:" + request.error);
}
}
/// <summary>
/// 获取远程AB文件信息
/// </summary>
/// <returns></returns>
private async void loadRemoteABFiles()
{
//获取远程版本信息
string abFiles = remoteVersion.ResURL + AppSetting.ABFiles;
UnityWebRequest request = UnityWebRequest.Get(abFiles);
await request.SendWebRequest();
if (request.error != null)
{
UnityEngine.Debug.LogError($"URL Error[{abFiles}]:{request.error} ");
isUpdateCheckComplete = false;
//请求资源信息错误重新请求
object[] args = new object[6];
args[0] = "错误提示";
args[1] = "获取远程ABfiles信息失败!";
args[2] = "退出";
args[3] = "重试";
args[4] = new UnityAction(Application.Quit);
args[5] = new UnityAction(loadRemoteABFiles);
PanelMgr.Instance.OpenPanel <CommonConfirmPl>("", args);
return;
}
remoteABRes = new ABResInfo(request.downloadHandler.text);
needUpdateList = new Queue <ABResFile>();
totalSizeVer = 0;
int exists = 0;
if (persistentABRes == null) //全部需要重新下载
{
foreach (ABResFile file in remoteABRes.dicFileInfo.Values)
{
file.Version = remoteABRes.Version;
needUpdateList.Enqueue(file);
totalSizeVer += file.Size;
}
}
else
{
ABResFile localFile;
foreach (ABResFile file in remoteABRes.dicFileInfo.Values)
{
//判断本地是否存在同名文件。Trygetvalue(https://blog.csdn.net/qq_38721111/article/details/83508909?utm_medium=distribute.pc_relevant_t0.none-task-blog-BlogCommendFromMachineLearnPai2-1.channel_param&depth_1-utm_source=distribute.pc_relevant_t0.none-task-blog-BlogCommendFromMachineLearnPai2-1.channel_param)
persistentABRes.dicFileInfo.TryGetValue(file.File, out localFile);
//比对热更MD5文件(本地资源和远程资源版本不同即可更新，大于只能更新更高的版本，不等于可以更新更低的版本)
if (localFile == null || (localFile.MD5 != file.MD5 && remoteABRes.Version > localFile.Version))
{
file.Version = remoteABRes.Version;
file.isStreaming = false;
needUpdateList.Enqueue(file);
totalSizeVer += file.Size;
}
else
{
//处理已存在的资源文件
bool isExists = false;
string path;
if (localFile.isStreaming)
{
isExists = true;
}
else
{
path = Path.Combine(AppSetting.PersistentDataPath, localFile.File);
isExists = File.Exists(path);
}
if (!isExists) //配置里存在，但文件不存在，重新下载
{
file.Version = remoteABRes.Version;
file.isStreaming = false;
needUpdateList.Enqueue(file);
totalSizeVer += file.Size;
exists++;
}
else
{
//配置里存在文件也存在。版本不一致的话区分资源写入位置
if (localFile.Version != remoteABRes.Version)
{
file.isStreaming = localFile.isStreaming;
file.Version = localFile.Version;
}
}
}
}
}
if (needUpdateList.Count == 0)
{
SetComplate(persistentABRes);
}
else
{
object[] args = new object[6];
args[0] = "需要更新资源";
args[1] = "更新资源数：" + needUpdateList.Count + "\n需要更新资源大小：" + getSizeString(totalSizeVer);
args[2] = "更新";
args[3] = "退出";
args[4] = new UnityAction(() =>
{
UpdateABFile();
});
args[5] = new UnityAction(Application.Quit);
PanelMgr.Instance.OpenPanel <CommonConfirmPl>("", args);
}
}
