private async Task DownloadNextItemAsync()
{
DownloadItemViewModel downloadItem = Downloads.FirstOrDefault(downloadItemViewModel => downloadItemViewModel.Status == DownloadItemStatus.QUEUED);
if (downloadItem == null)
{
return;
}
string dumpUrl = downloadItem.Collection.DownloadUrl;
string dumpFilePath = downloadItem.Collection.DownloadFilePath;
Progress <object> downloadProgressHandler = new Progress <object>(progress => HandleDownloadProgress(downloadItem, progress));
DownloadUtils.DownloadResult downloadResult = default;
bool error = false;
downloadItem.UpdateStatus(DownloadItemStatus.DOWNLOADING);
try
{
downloadResult = await MainModel.LibgenDumpDownloader.DownloadDumpAsync(dumpUrl, dumpFilePath, downloadProgressHandler,
downloadCancellationTokenSource.Token);
}
catch (Exception exception)
{
Logger.Exception(exception);
error = true;
}
if (!error)
{
switch (downloadResult)
{
case DownloadUtils.DownloadResult.COMPLETED:
downloadItem.UpdateStatus(DownloadItemStatus.COMPLETED);
break;
case DownloadUtils.DownloadResult.CANCELLED:
downloadItem.UpdateStatus(DownloadItemStatus.STOPPED);
break;
case DownloadUtils.DownloadResult.INCOMPLETE:
case DownloadUtils.DownloadResult.ERROR:
error = true;
break;
}
}
if (error)
{
downloadItem.UpdateStatus(DownloadItemStatus.ERROR);
}
}
