private async void LoadFrontend()
{
try
{
await Connector.ConnectWithAPI();
}
catch (Exception ex)
{
var a = ex.Message.ToString();
if (a != null)
{
MessageBox.Show("You need internet connection to use Playlistening app");
System.Windows.Application.Current.Shutdown();
}
}
Connector.GiveSpotifyAccessFor(Grabber);
Grabber.UploadUserData(user);
FrontManager Front = FrontManager.Instance;
Front.loadMainWindowTools(UserName, UserImage, ListViewMenu);
try
{
// change frontend
Front.updateFrontend(user);
}
catch (Exception ex)
{
var a = ex.Message.ToString();
Console.WriteLine(a);
}
CheckPlaylistArrows();
}
private void UpdatePlaylistsImages()
{
FrontManager Front = FrontManager.Instance;
User user = User.Instance;
if (PlaylistIndex < 0)
{
if (PlaylistIndex == -3)
{
PlaylistIndex = user.Playlists.Count - 3;
}
switch (PlaylistIndex) //modulo of this variable tell us how many images need to be loaded from the right end of the user.playlists array
{
case -1:
Front.updatePlaylistImage(user.Playlists.Count - 1, 0, user);
Front.updatePlaylistImage(PlaylistIndex + 1, 1, user);
Front.updatePlaylistImage(PlaylistIndex + 2, 2, user);
return;
case -2:
Front.updatePlaylistImage(user.Playlists.Count - 2, 0, user);
Front.updatePlaylistImage(user.Playlists.Count - 1, 1, user);
Front.updatePlaylistImage(PlaylistIndex + 2, 2, user);
return;
default:
Front.updatePlaylistImage(PlaylistIndex, 0, user);
Front.updatePlaylistImage(PlaylistIndex + 1, 1, user);
Front.updatePlaylistImage(PlaylistIndex + 2, 2, user);
return;
}
}
else
{
if (PlaylistIndex == user.Playlists.Count)
{
PlaylistIndex -= user.Playlists.Count;
}
switch (user.Playlists.Count - PlaylistIndex) //the result of this substraction tell us how many images can be loaded, without being out of user.Playlists array
{
case 2:
Front.updatePlaylistImage(PlaylistIndex, 0, user);
Front.updatePlaylistImage(PlaylistIndex + 1, 1, user);
Front.updatePlaylistImage(0, 2, user);
return;
case 1:
Front.updatePlaylistImage(PlaylistIndex, 0, user);
Front.updatePlaylistImage(0, 1, user);
Front.updatePlaylistImage(1, 2, user);
return;
default:
Front.updatePlaylistImage(PlaylistIndex, 0, user);
Front.updatePlaylistImage(PlaylistIndex + 1, 1, user);
Front.updatePlaylistImage(PlaylistIndex + 2, 2, user);
return;
}
}
}
