public void SaveData(YandexDiskData data)
{
if (!_map.TryGetValue(data.UserId, out _))
{
data.Started = DateTimeOffset.UtcNow;
_map.Add(data.UserId, data);
}
var values = _map.Values.ToList();
var fileContents = JsonConvert.SerializeObject(values);
File.WriteAllText(FileName, fileContents);
_logger.LogInformation("Directory: " + Directory.GetCurrentDirectory());
_logger.LogInformation("Saved");
}
public async IAsyncEnumerable <YandexDiskFileInfo> DownloadFilesAsync(
IUserIdentifier userIdentifier,
string accessToken,
[EnumeratorCancellation] CancellationToken cancellationToken,
StoppingAction stoppingAction)
{
var apiClient = new ApiClient(accessToken, Client);
_data = _yandexDiskDownloadStateService.GetData(userIdentifier.UserId);
if (_data == null)
{
_data = new YandexDiskData {
UserId = userIdentifier.UserId, YandexDiskAccessToken = accessToken
};
}
else
{
_currentOffset = _data.CurrentIndex;
}
var disk = await WrapApiCallAsync(() => apiClient.GetDiskAsync(cancellationToken));
bool firstIteration = true;
while (_currentOffset <= _totalFiles || firstIteration)
{
var resource =
await WrapApiCallAsync(() =>
apiClient.GetResourceAsync(disk.SystemFolders.Photostream, cancellationToken, _currentOffset, Limit));
_totalFiles = resource.Embedded.Total;
var items = resource.Embedded.Items;
if (items != null && items.Length > 0)
{
foreach (var item in items)
{
if (cancellationToken.IsCancellationRequested || stoppingAction.IsStopRequested)
{
_logger.LogInformation("Cancellation requested.");
yield break;
}
if (item.MediaType == "video")
{
_currentOffset++;
continue;
}
var entity = await DownloadAsync(item, disk);
if (entity == null)
{
yield break;
}
_currentOffset++;
_progressReporter.Report(userIdentifier, _currentOffset, _totalFiles);
yield return(entity);
}
}
firstIteration = false;
}
}
