private async Task RefreshMeetings(bool forceRefresh, CancellationToken token) { IsBusy = true; try { Meetings.PauseNotifications(); //var test = App.Instance.GetInstance<IUseFullDocumentService>(); //var documents = await test.GetDocumentsAsync(); var meetings = await _meetingService.GetMeetingsAsync(forceRefresh, token); Meetings.Clear(); Meetings.AddRange(meetings); var lastUpdate = _meetingService.GetLastUpdateTime(); UpdateLastUpdateText(lastUpdate); } catch (TaskCanceledException ex) { Debug.WriteLine(ex.Message); } catch (TokenExpiredException ex) { Debug.WriteLine(ex.Message); this.ShowViewModel <StartupViewModel>(); } catch (System.Exception ex) { Debug.WriteLine(ex.Message); await App.Instance.AlertService.ShowExceptionMessageAsync(ex, "Erreur lors de la récupération des rendez-vous."); } finally { _pageTokenSource = null; Meetings.ResumeNotifications(); IsBusy = false; } }