public FullMediaViewModel(
MusicViewModel <IInputPeer> music,
FilesViewModel <IInputPeer> files,
LinksViewModel <IInputPeer> links,
MediaViewModel <IInputPeer> media,
IStateService stateService,
INavigationService navigationService)
{
//tombstoning
if (stateService.CurrentInputPeer == null)
{
ShellViewModel.Navigate(navigationService);
return;
}
CurrentItem = stateService.CurrentInputPeer;
stateService.CurrentInputPeer = null;
ImageViewer = new ImageViewerViewModel(stateService, IoC.Get <IVideoFileManager>(), true);
Media = media;
Media.ImageViewer = ImageViewer;
Files = files;
Files.SetSelectedCountAction = SetSelectedCount;
Files.PropertyChanged += OnFilesPropertyChanged;
Links = links;
Links.SetSelectedCountAction = SetSelectedCount;
Links.PropertyChanged += OnLinksPropertyChanged;
Music = music;
Music.SetSelectedCountAction = SetSelectedCount;
Music.PropertyChanged += OnMusicPropertyChanged;
_stateService = stateService;
}
public FullMediaViewModel(
MusicViewModel <IInputPeer> music,
FilesViewModel <IInputPeer> files,
LinksViewModel <IInputPeer> links,
MediaViewModel <IInputPeer> media,
IStateService stateService,
INavigationService navigationService)
{
//tombstoning
if (stateService.CurrentInputPeer == null)
{
stateService.ClearNavigationStack = true;
navigationService.UriFor <ShellViewModel>().Navigate();
return;
}
CurrentItem = stateService.CurrentInputPeer;
stateService.CurrentInputPeer = null;
ImageViewer = new ImageViewerViewModel(stateService, IoC.Get <IVideoFileManager>());
Media = media;
Media.ImageViewer = ImageViewer;
Files = files;
Files.PropertyChanged += OnFilesPropertyChanged;
Links = links;
Links.PropertyChanged += OnLinksPropertyChanged;
Music = music;
Music.PropertyChanged += OnMusicPropertyChanged;
_stateService = stateService;
}
private void SavePhotoAsync(Action <string> callback = null)
{
TLFileLocation location = null;
var profilePhoto = CurrentItem as TLUserProfilePhoto;
if (profilePhoto != null)
{
location = profilePhoto.PhotoBig as TLFileLocation;
}
var photo = CurrentItem as TLPhoto;
if (photo != null)
{
TLPhotoSize size = null;
var sizes = photo.Sizes.OfType <TLPhotoSize>();
const double width = 640.0;
foreach (var photoSize in sizes)
{
if (size == null ||
Math.Abs(width - size.W.Value) > Math.Abs(width - photoSize.W.Value))
{
size = photoSize;
}
}
if (size == null)
{
return;
}
location = size.Location as TLFileLocation;
}
var chatPhoto = CurrentItem as TLChatPhoto;
if (chatPhoto != null)
{
location = chatPhoto.PhotoBig as TLFileLocation;
}
if (location == null)
{
return;
}
var fileName = String.Format("{0}_{1}_{2}.jpg",
location.VolumeId,
location.LocalId,
location.Secret);
Execute.BeginOnThreadPool(() => ImageViewerViewModel.SavePhoto(fileName, callback));
}
private static void SavePhotoAsync(TLDecryptedMessageMediaPhoto mediaPhoto, Action <string> callback = null)
{
var location = mediaPhoto.Photo as TLEncryptedFile;
if (location == null)
{
return;
}
var fileName = String.Format("{0}_{1}_{2}.jpg",
location.Id,
location.DCId,
location.AccessHash);
Execute.BeginOnThreadPool(() => ImageViewerViewModel.SavePhoto(fileName, callback));
}
private static void SaveVideoAsync(TLDecryptedMessageMediaBase mediaBase)
{
var mediaDocument = mediaBase as TLDecryptedMessageMediaDocument45;
if (mediaDocument != null && TLDecryptedMessageBase.IsVideo(mediaDocument))
{
var fileLocation = mediaDocument.File as TLEncryptedFile;
if (fileLocation == null)
{
return;
}
var fileName = String.Format("{0}_{1}_{2}.mp4",
fileLocation.Id,
fileLocation.DCId,
fileLocation.AccessHash);
Execute.BeginOnThreadPool(() => ImageViewerViewModel.SaveVideo(fileName));
return;
}
var mediaVideo = mediaBase as TLDecryptedMessageMediaVideo;
if (mediaVideo != null)
{
var fileLocation = mediaVideo.File as TLEncryptedFile;
if (fileLocation == null)
{
return;
}
var fileName = String.Format("{0}_{1}_{2}.mp4",
fileLocation.Id,
fileLocation.DCId,
fileLocation.AccessHash);
Execute.BeginOnThreadPool(() => ImageViewerViewModel.SaveVideo(fileName));
return;
}
}
