private byte[] FetchFileBytes(FileLocation fileLocation)
{
if (fileLocation.DcId == _settings.NearestDcId)
{
using (var clientDisposable = new TelegramClientDisposable(this))
{
return FetchFileBytes(clientDisposable.Client, fileLocation);
}
}
else
{
try
{
var client = GetClient((int)fileLocation.DcId);
return FetchFileBytes(client, fileLocation);
}
catch (Exception ex)
{
DebugPrint("Failed to obtain client from DC manager: " + ex);
return null;
}
}
}
//TODO: chunk the download
private static byte[] FetchFileBytes(TelegramClient client, FileLocation fileLocation)
{
var response = (UploadFile)TelegramUtils.RunSynchronously(client.Methods.UploadGetFileAsync(
new UploadGetFileArgs
{
Location = new InputFileLocation
{
VolumeId = fileLocation.VolumeId,
LocalId = fileLocation.LocalId,
Secret = fileLocation.Secret
},
Offset = 0,
Limit = uint.MaxValue,
}));
return response.Bytes;
}