private async Task AppendVersionsDownloadTask(IList list)
{
await Task.Factory.StartNew(() =>
{
try
{
foreach (JWVersion item in list)
{
string json = FunctionAPIHandler.HttpGet(apiHandler.DoURLReplace(item.Url));
Core.Modules.Version ver = App.handler.JsonToVersion(json);
string jsonPath = App.handler.GetJsonPath(ver.ID);
string dir = Path.GetDirectoryName(jsonPath);
if (!Directory.Exists(dir))
{
Directory.CreateDirectory(dir);
}
File.WriteAllText(jsonPath, json);
List <DownloadTask> tasks = new List <DownloadTask>();
tasks.Add(new DownloadTask("资源引导", apiHandler.DoURLReplace(ver.AssetIndex.URL), App.handler.GetAssetsIndexPath(ver.Assets)));
tasks.AddRange(Core.Util.GetLost.GetLostDependDownloadTask(App.config.MainConfig.Download.DownloadSource, App.handler, ver));
App.downloader.SetDownloadTasks(tasks);
App.downloader.StartDownload();
}
}
catch (WebException ex)
{
this.Dispatcher.Invoke(new Action(() =>
{
this.ShowMessageAsync("获取版本信息失败", "请检查您的网络是否正常或更改下载源/n原因:" + ex.Message);
}));
}
catch (Exception ex)
{
AggregateExceptionArgs args = new AggregateExceptionArgs()
{
AggregateException = new AggregateException(ex)
};
App.CatchAggregateException(this, args);
}
});
}
/// <summary>
/// 获取丢失的资源文件下载任务
/// </summary>
/// <param name="source"></param>
/// <param name="core"></param>
/// <param name="version"></param>
/// <returns></returns>
public static List <DownloadTask> GetLostAssetsDownloadTask(DownloadSource source, LaunchHandler core, Version ver)
{
List <DownloadTask> tasks = new List <DownloadTask>();
JAssets assets = null;
string assetsPath = core.GetAssetsIndexPath(ver.Assets);
if (!File.Exists(assetsPath))
{
if (ver.AssetIndex != null)
{
string jsonUrl = GetDownloadUrl.DoURLReplace(source, ver.AssetIndex.URL);
string assetsJson = FunctionAPIHandler.HttpGet(jsonUrl);
assets = core.GetAssetsByJson(assetsJson);
tasks.Add(new DownloadTask("资源文件引导", jsonUrl, assetsPath));
}
else
{
return(tasks);
}
}
else
{
assets = core.GetAssets(ver);
}
var lostAssets = GetLostAssets(core, assets);
foreach (var item in lostAssets)
{
DownloadTask task = GetDownloadUrl.GetAssetsDownloadTask(source, item.Value, core);
if (!tasks.Contains(task))
{
tasks.Add(task);
}
}
return(tasks);
}