public TopicWrap(Topic topic)
{
this.Topic = topic;
foreach (var e in topic.Items)
{
var child = new TopicWrap(e);
Items.Add(child);
child.Parent = this;
}
}
public PublishViewModel(Topic topicRoot, List<FinishedVideo> videos)
{
Root = new TopicWrap[] { new TopicWrap(topicRoot) };
UnassignedVideos = new ObservableCollection<VideoWrap>();
foreach (var e in videos.Where(z => z.TopicGuid == Guid.Empty))
UnassignedVideos.Add(new VideoWrap(e));
foreach(var e in Root[0].Subtree.OfType<TopicWrap>())
foreach (var v in videos.Where(z => z.TopicGuid == e.Topic.Guid).OrderBy(z => z.NumberInTopic))
{
var vw = new VideoWrap(v);
e.Items.Add(vw);
vw.Parent = e;
}
AddCommand = new RelayCommand(Add, () => SelectedItem != null && SelectedItem is TopicWrap);
RemoveCommand = new RelayCommand(Remove, () => SelectedItem != null && SelectedItem != Root[0]);
DeleteCommand = new RelayCommand(DeleteFromList, () => SelectedItemInUnassignedList != null);
}