public async Task StartAsync()
{
using (UnityWebRequestAsync request = ComponentFactory.Create <UnityWebRequestAsync>())
{
string versionUrl = GlobalConfigComponent.Instance.GlobalProto.GetUrl() + "StreamingAssets/" + "Version.txt";
Log.Debug(versionUrl);
await request.DownloadAsync(versionUrl);
this.VersionConfig = JsonHelper.FromJson <VersionConfig>(request.Request.downloadHandler.text);
}
Log.Debug("WebVersion:\n" + JsonHelper.ToJson(this.VersionConfig));
// 对比本地的Version.txt
string versionPath = Path.Combine(PathHelper.AppHotfixResPath, "Version.txt");
if (!File.Exists(versionPath))
{
foreach (FileVersionInfo versionInfo in this.VersionConfig.FileInfoDict.Values)
{
if (versionInfo.File == "Version.txt")
{
continue;
}
this.bundles.Enqueue(versionInfo.File);
this.TotalSize += versionInfo.Size;
}
}
else
{
VersionConfig localVersionConfig = JsonHelper.FromJson <VersionConfig>(File.ReadAllText(versionPath));
Log.Debug("LocalVersion:\n" + JsonHelper.ToJson(localVersionConfig));
// 先删除服务器端没有的ab
foreach (FileVersionInfo fileVersionInfo in localVersionConfig.FileInfoDict.Values)
{
if (this.VersionConfig.FileInfoDict.ContainsKey(fileVersionInfo.File))
{
continue;
}
string abPath = Path.Combine(PathHelper.AppHotfixResPath, fileVersionInfo.File);
File.Delete(abPath);
}
// 再下载
foreach (FileVersionInfo fileVersionInfo in this.VersionConfig.FileInfoDict.Values)
{
FileVersionInfo localVersionInfo;
if (localVersionConfig.FileInfoDict.TryGetValue(fileVersionInfo.File, out localVersionInfo))
{
if (fileVersionInfo.MD5 == localVersionInfo.MD5)
{
continue;
}
}
if (fileVersionInfo.File == "Version.txt")
{
continue;
}
this.bundles.Enqueue(fileVersionInfo.File);
this.TotalSize += fileVersionInfo.Size;
}
}
if (this.bundles.Count == 0)
{
return;
}
Log.Debug($"need download bundles: {this.bundles.ToList().ListToString()}");
await this.WaitAsync();
}
public async Task LoadOneBundleAsync(string assetBundleName)
{
ABInfo abInfo;
if (this.bundles.TryGetValue(assetBundleName, out abInfo))
{
++abInfo.RefCount;
return;
}
if (this.cacheDictionary.ContainsKey(assetBundleName))
{
abInfo = this.cacheDictionary[assetBundleName];
++abInfo.RefCount;
this.bundles[assetBundleName] = abInfo;
this.cacheDictionary.Remove(assetBundleName);
return;
}
if (!Define.IsAsync)
{
#if UNITY_EDITOR
string[] realPath = AssetDatabase.GetAssetPathsFromAssetBundle(assetBundleName);
foreach (string s in realPath)
{
string assetName = Path.GetFileNameWithoutExtension(s);
string path = $"{assetBundleName}/{assetName}".ToLower();
UnityEngine.Object resource = AssetDatabase.LoadAssetAtPath <UnityEngine.Object>(s);
this.resourceCache[path] = resource;
}
this.bundles[assetBundleName] = new ABInfo(assetBundleName, null);
return;
#endif
}
AssetBundle assetBundle;
using (AssetsBundleLoaderAsync assetsBundleLoaderAsync = ComponentFactory.Create <AssetsBundleLoaderAsync>())
{
assetBundle = await assetsBundleLoaderAsync.LoadAsync(assetBundleName);
}
if (!assetBundle.isStreamedSceneAssetBundle)
{
// 异步load资源到内存cache住
UnityEngine.Object[] assets;
using (AssetsLoaderAsync assetsLoaderAsync = ComponentFactory.Create <AssetsLoaderAsync, AssetBundle>(assetBundle))
{
assets = await assetsLoaderAsync.LoadAllAssetsAsync();
}
foreach (UnityEngine.Object asset in assets)
{
string path = $"{assetBundleName}/{asset.name}".ToLower();
this.resourceCache[path] = asset;
}
}
this.bundles[assetBundleName] = new ABInfo(assetBundleName, assetBundle);
}
