private static bool IsLostAnyAssetsFromJassets(LaunchHandler core, JAssets assets)
{
if (assets == null)
{
return(false);
}
foreach (var item in assets.Objects)
{
string path = core.GetAssetsPath(item.Value);
if (!File.Exists(path))
{
return(true);
}
}
return(false);
}
/// <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 async static Task <List <DownloadTask> > GetLostAssetsDownloadTaskAsync(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 = await APIRequester.HttpGetStringAsync(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);
}
/// <summary>
/// 获取版本丢失的资源文件
/// </summary>
/// <param name="core">所使用的核心</param>
/// <param name="version">要检查的版本</param>
/// <returns>返回Key为路径，value为资源文件信息实例的集合</returns>
public static Dictionary <string, JAssetsInfo> GetLostAssets(LaunchHandler core, JAssets assets)
{
Dictionary <string, JAssetsInfo> lostAssets = new Dictionary <string, JAssetsInfo>();
if (assets == null)
{
return(lostAssets);
}
foreach (var item in assets.Objects)
{
string path = core.GetAssetsPath(item.Value);
if (lostAssets.ContainsKey(path))
{
continue;
}
else if (!File.Exists(path))
{
lostAssets.Add(item.Key, item.Value);
}
}
return(lostAssets);
}