BeFriend.ViewModel.CallandSettingsPageViewModel.LocalStorageSettingsRetriever C# (CSharp) Метод

        private async void LocalStorageSettingsRetriever()
        {
            MessengerInstance.Send(new NotificationMessage("ProgressBarEnable"));
            try
            {
                var applicationData = ApplicationData.Current;
                var localsettings = applicationData.LocalSettings;
                if (localsettings.Values == null) return;
                if (localsettings.Values.ContainsKey("FirstContactName"))
                    FirstContactName = localsettings.Values["FirstContactName"] as string;
                if (localsettings.Values.ContainsKey("SecondContactName"))
                    SecondContactName = localsettings.Values["SecondContactName"] as string;
                if (localsettings.Values.ContainsKey("ThirdContactName"))
                    ThirdContactName = localsettings.Values["ThirdContactName"] as string;
                if (localsettings.Values.ContainsKey("FacebookConnect"))
                    FacebookConnected = localsettings.Values["FacebookConnect"] as string;
               
                if (localsettings.Values.ContainsKey("TwitterConnect"))
                    TwitterConnected = localsettings.Values["TwitterConnect"] as string;
                if (localsettings.Values.ContainsKey("ThemeColorPrimary"))
                    _themeColorPrimary = localsettings.Values["ThemeColorPrimary"] as string;
                if (localsettings.Values.ContainsKey("ThemeColorSecondary"))
                    _themeColorSecondary = localsettings.Values["ThemeColorSecondary"] as string;

                if (localsettings.Values.ContainsKey("ToastNotification"))
                    _notificationStatus = localsettings.Values["ToastNotification"] as string;
                else
                {
                    localsettings.Values.Add("ToastNotification", "Off");
                    _notificationStatus = "Off";
                }
                if (localsettings.Values.ContainsKey("TimerTime"))
                    SliderValue = (double) localsettings.Values["TimerTime"];
                if (localsettings.Values.ContainsKey("MessageToSend"))
                    MessageBox = localsettings.Values["MessageToSend"] as string;

                IsAppFirstTimeOn1 = true;

                if (_themeColorPrimary == "#237ba0")
                {
                    ToggleSwitchIsOn = false;
                }
                else if (_themeColorPrimary == "#f25f5c")
                {
                    ToggleSwitchIsOn = true;
                    IsAppFirstTimeOn = true;
                }

                const string taskName = "ActionCenterToastMaker";
                var backgroundAccessStatus = await BackgroundExecutionManager.RequestAccessAsync();

                if (backgroundAccessStatus != BackgroundAccessStatus.AllowedMayUseActiveRealTimeConnectivity &&
                    backgroundAccessStatus != BackgroundAccessStatus.AllowedWithAlwaysOnRealTimeConnectivity) return;
                foreach (var task in BackgroundTaskRegistration.AllTasks)
                {
                    ToastToggleSwitchIsOn = task.Value.Name == taskName;
                    if (ToastToggleSwitchIsOn)
                    {
                        _notificationStatus = "On";
                        break;
                    }
                    _notificationStatus = "Off";
                }

                if (_notificationStatus == "Off")
                {
                    ToastToggleSwitchIsOn = false;
                }
                else if (_notificationStatus == "On")
                {
                    ToastToggleSwitchIsOn = true;
                }

               
                MessageEditIconVisibility = Visibility.Visible;
                MessageSaveIconVisibility = Visibility.Collapsed;
                IsMessageBoxDisabled = true;

                RaisePropertyChanged(() => FacebookPlusIconVisibility);
                RaisePropertyChanged(() => FacebookRemoveIconVisibility);
                RaisePropertyChanged(() => FirstContactName);
                RaisePropertyChanged(() => SecondContactName);
                RaisePropertyChanged(() => ThirdContactName);
                RaisePropertyChanged(() => ToggleSwitchIsOn);
                RaisePropertyChanged(() => ToastToggleSwitchIsOn);
                RaisePropertyChanged(() => SliderValue);
                RaisePropertyChanged(()=> MessageEditIconVisibility);
                RaisePropertyChanged(()=>MessageSaveIconVisibility);
                RaisePropertyChanged(()=>IsMessageBoxDisabled);
                RaisePropertyChanged(()=> MessageBox);
            }
            catch (Exception e)
            {
                Debug.WriteLine(e);
            }
            MessengerInstance.Send(new NotificationMessage("ProgressBarDisable"));
        }