private async Task RecreateDownloadAsync()//有未完成的任务，重新创建
{
var xmlList = DownloadXmlHelper.GetCurrentDownloads();
if (xmlList.Count < 1)
{
return;
}
foreach (var xml in xmlList)
{
try
{
var download = await BiliDashDownload
.RecreateAsync(xml, ApplicationData.Current.LocalSettings.Values["biliUserSESSDATA"] as string);
this.activeDownloadList.Add(download);
}
catch (Exception ex)
{
var dialog = new ExceptionDialog(ex.Message, XamlRoot);
await dialog.ShowAsync();
}
}
}
private async Task CheckDownloadAsync()//检查一下未完成的任务
{
if (DownloadXmlHelper.CheckXml() == false)
{
return; //不存在xml，直接返回
}
await RecreateDownloadAsync();
var tasks = new List <Task>();
foreach (var download in activeDownloadList)
{
tasks.Add(download.RestartAsync());
}
await Task.WhenAll(tasks);
}
