public CollectionViewModel(
INotificationCenter notification,
IUserDatabase userDatabase,
ICardDatabase cardDatabase,
IApplicationSettings applicationSettings)
{
_notification = notification;
_userDatabase = userDatabase;
_cardDatabase = cardDatabase;
_applicationSettings = applicationSettings;
Collections = _userDatabase
.GetAllCollections()
.Select(c => new SingleCollectionViewModell(notification, _userDatabase, _cardDatabase, c));
ISingleCollectionViewModel loadedCollection = null;
Task.Factory.StartNew(() =>
{
var currentCollectionName = _applicationSettings.GetCurrentCollection();
var found = Collections.FirstOrDefault(c => c.CollectionName == currentCollectionName);
loadedCollection = LoadCollection(found);
}).ContinueWith((task) =>
{
SelectedCollection = loadedCollection;
}, TaskScheduler.FromCurrentSynchronizationContext());
}
public ISingleCollectionViewModel LoadCollection(ISingleCollectionViewModel collection)
{
try
{
if (collection == null)
{
return(null);
}
_notification.FireNotification("", "Loading collection " + collection.CollectionName);
var loading = CollectionLoading;
if (loading != null)
{
loading(this, EventArgs.Empty);
}
// TODO: Load the cards here and merge from card database
}
catch (Exception)
{
}
finally
{
var loading = CollectionLoaded;
if (loading != null)
{
loading(this, EventArgs.Empty);
}
_notification.FireNotification("", "Finished loading collection " + collection.CollectionName);
}
return(collection);
}
