/// <summary> /// This controls what Collection will be getting downloaded /// </summary> /// <param name="collection">Collection to download</param> /// <param name="acc">Associated account</param> public static void SwitchTo(PixivObservableCollection collection, PixivAccount acc) { Stop(); var src = new CancellationTokenSource(); tokens.Enqueue(src); CurrentCollection = collection; Task.Run(async() => { try { while (true) { // check if paused if (IsPaused) { await Task.Delay(500); continue; } // Infinite loop that will initially call the "getItems" callback and later on "getNextItems" on the collection IllustrationResponse r = collection.IsStarted == false ? await collection.GetItems(acc) : await collection.GetNextItems(); foreach (var l in r.Illustrations) { // go through all downloaded illustractions and wrap them up - if duplicates, take existing to save memory src.Token.ThrowIfCancellationRequested(); // check blacklisted tag bool containsBl = false; foreach (var btag in MainPage.CurrentInstance.ViewModel.BlacklistedTags) { if (l.Tags.Count(x => x.Name.ToLower().Trim() == btag) > 0) { containsBl = true; break; } } IllustrationWrapper wr = null; if (containsBl == false) { // continue adding it normally if (addedIllustrations.ContainsKey(l.Id)) { // take existing Illustration wr = addedIllustrations[l.Id]; } else { wr = new IllustrationWrapper(l, acc); addedIllustrations.TryAdd(l.Id, wr); } collection.Add(wr); } else { // skip this one. It's blacklisted. BlacklistedCount++; } } } } catch (OperationCanceledException) { } catch (EndReachedException) { MainPage.Logger.Info("End Reached!"); } catch (COMException cex) { var cexvar = cex; MainPage.Logger.Error(cexvar, "COM Exception!"); } catch (LoginException lex) { // user is not logged in MainPage.Logger.Error(lex, "User not logged in!"); // retry login var vm = MainPage.CurrentInstance.ViewModel; vm.Login(vm.Account.AuthInfo.RefreshToken); } catch (OffsetLimitException oex) { var oexvar = oex; MainPage.Logger.Error(oexvar, "Offset limit reached!"); } catch (Exception ex) { var exvar = ex; MainPage.Logger.Error(exvar, "Unknown exception! " + exvar.Message + (exvar.InnerException != null ? exvar.InnerException.Message : "")); } }, src.Token); }
public SearchSession(SearchQuery query) { Query = query; Collection = new PixivObservableCollection(x => x.SearchPosts(query.Query)); }