private async Task UpdateSubscriptionStatusAsync(TvDbSeries series)
{
var subs = await subscribed.Value;
var isSubscribed = subs.Any(s => series.Id == s.Id);
series.IsSubscribed = isSubscribed;
}
public void Save(TvDbSeries series)
{
using (IsolatedStorageFile storage = IsolatedStorageFile.GetUserStoreForApplication())
{
var directory = string.Format(@"{0}\{1}", SubscriptionsFolderName, series.Id);
using (new MutexLock(directory))
{
if (!storage.DirectoryExists(directory))
{
storage.CreateDirectory(directory);
}
}
var filename = string.Format(@"{0}\data.xml", directory);
using (new MutexLock(filename))
{
using (var file = new IsolatedStorageFileStream(filename, FileMode.Create, storage))
{
try
{
Serializer.Serialize(file, series);
}
catch (Exception e)
{
Debug.WriteLine(e.Message);
OnStorageFailure(
new StorageFailureEventArgs(
"Failed to save data to local storage. Any modifications or updates will be lost, sorry! :("));
}
}
}
}
}
public async Task SaveAsync(TvDbSeries series)
{
using (await ioLock.DisposableWaitAsync())
{
await Task.Factory.StartNew(() => storageManager.Save(series));
}
}
public async Task UnsubscribeAsync(TvDbSeries series)
{
using (await ioLock.DisposableWaitAsync())
{
var subscriptions = await subscribed.Value;
subscriptions.RemoveAllThatMatch(m => series.Id == m.Id);
series.IsSubscribed = false;
OnUnsubscribed(new SubscriptionChangedEventArgs(series));
await Task.Factory.StartNew(() => storageManager.Remove(series));
}
}
public async Task SubscribeAsync(TvDbSeries series)
{
using (await ioLock.DisposableWaitAsync())
{
var subscriptions = await subscribed.Value;
subscriptions.Add(series);
series.IsSubscribed = true;
OnSubscribed(new SubscriptionChangedEventArgs(series));
await Task.Factory.StartNew(() => storageManager.Save(series));
}
}
public void Remove(TvDbSeries series)
{
using (IsolatedStorageFile storage = IsolatedStorageFile.GetUserStoreForApplication())
{
var filename = string.Format(@"{0}\{1}\data.xml", SubscriptionsFolderName, series.Id);
using (new MutexLock(filename))
{
if (!storage.FileExists(filename))
{
return;
}
storage.DeleteFile(filename);
}
}
}
private async Task UpdateSeriesIfNecessaryAsync(TvDbSeries series)
{
bool ownsTask = false;
Task update = null;
using (await ioLock.DisposableWaitAsync())
{
if (updates.ContainsKey(series))
{
update = updates[series];
}
var needsUpdating = (series.Updated == null) || (DateTime.Now - series.Updated > TimeSpan.FromHours(3));
if (needsUpdating)
{
update = UpdateSeriesAsync(series);
updates.Add(series, update);
ownsTask = true;
}
}
if (update != null)
{
await update;
if (ownsTask)
{
using (await ioLock.DisposableWaitAsync())
{
updates.Remove(series);
if (series.IsSubscribed)
{
storageManager.Save(series);
}
}
}
}
}
public void SaveSeen(TvDbSeries series)
{
Save(series);
}
public async Task UnmarkSeenAsync(TvDbSeries series, TvDbSeriesEpisode episode)
{
episode.IsSeen = false;
await SaveAsync(series);
}
public async Task MarkSeenAsync(TvDbSeries series, TvDbSeriesEpisode episode)
{
episode.IsSeen = true;
await SaveAsync(series);
}
private Task UpdateSeriesAsync(TvDbSeries series)
{
return(Task.WhenAll(new[] { tvDb.UpdateData(series), UpdateSubscriptionStatusAsync(series) }));
}
public SubscriptionChangedEventArgs(TvDbSeries series)
{
Series = series;
}
public SeriesDisplayWindow(TvDbSeries series)
{
this.series = series;
InitializeComponent();
this.searchResultsListBox.ItemsSource = new List<TvDbSeries> { series };
}