public void SetLikedPodcast(Podcast podcast, bool liked)
{
if (liked)
{
Podcasts.LikePodcast(podcast);
}
else
{
Podcasts.DislikePodcast(podcast);
}
wnd.SetLikedPodcasts(Podcasts.GetLikedPodcasts());
}
public void UpdateDatabase(bool reset = false)
{
if (wnd == null)
{
return;
}
bool cancelled = true;
var l = new LoadingWindow("Pobieranie bazy podcastów");
l.SetStatus("Inicjowanie...");
Podcast[] podcasts = null;
bool localLoaded = Podcasts.GetLocalPodcasts(out podcasts);
bool downloadRemote = true;
if (localLoaded && !reset)
{
if (MessageBox.Show("Czy chcesz zaktualizować listę dostępnych podcastów?", "Tyflopodcast", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.No)
{
downloadRemote = false;
}
}
if (downloadRemote)
{
int totalPages = -1, leftPages = -1;
CancellationTokenSource cts = new CancellationTokenSource();
CancellationToken ct = cts.Token;
Task.Factory.StartNew(async() => {
l.SetStatus("Łączenie...");
bool s = false;
int p = -1;
for (;;)
{
await Task.Delay(250);
if (!s && totalPages != -1)
{
s = true;
l.SetStatus("Pobieranie informacji o bazie podcastów...");
}
else if (s && p != leftPages)
{
l.SetStatus("Pobieranie strony " + (totalPages - leftPages).ToString() + " z " + totalPages.ToString() + "...");
p = leftPages;
int pr = (int)((double)(totalPages - leftPages) / totalPages * 100.0);
l.SetPercentage(pr);
if (leftPages == 0)
{
break;
}
}
if (ct.IsCancellationRequested)
{
return;
}
}
}, ct);
Task.Factory.StartNew(() => {
podcasts = Podcasts.FetchPodcasts(ref leftPages, ref totalPages, reset);
l.SetStatus("Czyszczenie...");
Podcasts.CleanUp();
cancelled = false;
l.Close();
});
l.ShowDialog(wnd);
cts.Cancel();
if (cancelled || podcasts == null)
{
return; //Environment.Exit(0);
}
}
wnd.Clear();
foreach (Category c in Podcasts.categories)
{
wnd.AddCategory(c);
}
foreach (Podcast p in podcasts)
{
wnd.AddPodcast(p);
}
wnd.UpdatePodcasts();
wnd.SetLikedPodcasts(Podcasts.GetLikedPodcasts());
}