/// <summary>
/// Gets the latest Watchlist from Trakt.
/// </summary>
public async void GetWatchlist()
{
var traktWatchlist = (await Client.Sync.GetWatchlistMoviesAsync()).ToList();
foreach (var item in traktWatchlist)
{
// TODO: Should we skip (or remove) items that are already collected?
WatchlistMovie movie = localWatchlist.AsEnumerable().FirstOrDefault(x => MoviesMatch(item.Movie, x));
if (movie != null)
{
// Update local data from watchlist
movie.TraktId = item.Movie.Ids.Trakt ?? 0;
movie.Title = item.Movie.Title;
movie.Year = item.Movie.Year ?? 0;
continue;
}
movie = new WatchlistMovie(item.Movie.Title, item.Movie.Year ?? 0, item.Movie.Ids.Trakt ?? 0);
localWatchlist.Add(movie);
}
foreach (var item in localWatchlist)
{
// Mark as removed so we can clean them up later
if (!traktWatchlist.Any(x => MoviesMatch(x.Movie, item)))
{
item.Removed = true;
// TODO: Make it an option to cancel scheduled recordings if an item is removed?
}
}
// Find anything marked as removed that either:
// a. hasn't been scheduled yet, or
// b. is finished recording.
// Those are safe to clean up.
var purgeList = localWatchlist.Where(x => x.Removed && (!x.Scheduled || x.Completed)).ToList();
foreach (var item in purgeList)
{
localWatchlist.Remove(item);
}
await schedulerDb.SaveChangesAsync();
await localWatchlist.LoadAsync();
OnPropertyChanged("Watchlist");
}
private static bool MoviesMatch(TraktMovie traktMovie, WatchlistMovie watchlistMovie)
{
// Try matching by ids first
if (watchlistMovie.TraktId == traktMovie.Ids.Trakt) { return true; }
// Fall back to title and year match (but only if we don't know the Trakt id)
if (watchlistMovie.TraktId == 0 && watchlistMovie.Title == traktMovie.Title && watchlistMovie.Year == (traktMovie.Year ?? 0)) { return true; }
return false;
}