public async void AttachVideoFromFile(StorageFile file)
{
bool notify = AttachmentUploads.Count == 0;
var videoAttachment = new VideoAttachmentUpload();
var fileStream = await file.OpenReadAsync();
var stream = fileStream.CloneStream();
fileStream.Dispose();
videoAttachment.Stream = stream.AsStreamForRead();
videoAttachment.FileName = file.Name;
AttachmentUploads.Add(videoAttachment);
UploadVideoAttachment(videoAttachment);
if (notify)
{
RaisePropertyChanged("AttachmentUploads");
}
}
private async void UploadVideoAttachment(VideoAttachmentUpload attachment)
{
attachment.IsUploading = true;
_uploadsEvent.Reset();
try
{
var uploadInfos = await ServiceLocator.Vkontakte.Video.Save(isPrivate : true);
attachment.Stream.Seek(0, SeekOrigin.Begin);
if (attachment.CancellationToken.IsCancellationRequested)
{
return;
}
var uploadResponse = await ServiceLocator.Vkontakte.Video.Upload(uploadInfos.UploadUrl, attachment.FileName, attachment.Stream);
if (attachment.CancellationToken.IsCancellationRequested)
{
return;
}
if (uploadResponse != null)
{
var videos = await ServiceLocator.Vkontakte.Video.Get(new List <string>() { ViewModelLocator.Main.CurrentUser?.Id + "_" + uploadResponse.VideoId });
if (attachment.CancellationToken.IsCancellationRequested)
{
return;
}
if (videos != null && !videos.Items.IsNullOrEmpty())
{
attachment.VkVideo = videos.Items.First();
}
attachment.IsUploaded = true;
}
}
catch (VkAccessDeniedException)
{
Messenger.Default.Send(new LoginStateChangedMessage()
{
IsLoggedIn = false
});
Navigator.Main.Navigate(typeof(LoginView), clearHistory: true);
}
catch (Exception ex)
{
Logger.Error(ex, "Unable to upload video attachment");
}
finally
{
attachment.IsUploading = false;
UpdatePendingAttachments();
}
}
