public XunleiClient(string fileName, string link)
{
_fileName = fileName;
_stParam = new Xl.DownTaskParam
{
szTaskUrl = link,
szSavePath = Path.Combine(Environment.CurrentDirectory, "ErrorSongs"),
szFilename = DateTime.Now.Ticks + CommonHelper.GetFormat(fileName)
};
_taskIntPtr = Xl.XL_CreateTask(_stParam);
Xl.XL_StartTask(_taskIntPtr);
}
public Task DownloadFileTaskAsync()
{
var tcs = new TaskCompletionSource <bool>();
new Timer(self =>
{
Xl.DownTaskInfo downTaskInfo = new Xl.DownTaskInfo();
Xl.XL_QueryTaskInfoEx(_taskIntPtr, downTaskInfo);
var isError = false;
switch (downTaskInfo.stat)
{
case Xl.DownTaskStatus.TscDownload:
_progress = Convert.ToInt32(downTaskInfo.fPercent * 100);
break;
case Xl.DownTaskStatus.TscComplete:
((IDisposable)self).Dispose();
_progress = 100;
var oriPath = Path.Combine(Environment.CurrentDirectory, "ErrorSongs", _stParam.szFilename);
if (File.Exists(_fileName))
{
var newFileName = _fileName.Replace(CommonHelper.GetFormat(_fileName),
new Random(DateTime.Now.Millisecond).Next(0, 1000) + CommonHelper.GetFormat(_fileName));
File.Move(_fileName, newFileName);
}
File.Move(oriPath, _fileName);
tcs.TrySetResult(true);
break;
case Xl.DownTaskStatus.TscStartpending:
_progress = 0;
break;
default:
isError = true;
_progress = 100;
((IDisposable)self).Dispose();
tcs.TrySetResult(true);
break;
}
XunleiProgressChanged?.Invoke(null, new ProgressChangedEventArgs(_progress, isError));
}).Change(0, 500);
return(tcs.Task);
}