GoogleCloudExtension.CloudExplorerSources.Gce.GceSourceRootViewModel.LoadDataOverride C# (CSharp) Method

        protected override async Task LoadDataOverride()
        {
            try
            {
                _instancesPerZone = null;
                _instancesPerZone = await _dataSource.Value.GetAllInstancesPerZonesAsync();
                PresentViewModels();

                EventsReporterWrapper.ReportEvent(GceVMsLoadedEvent.Create(CommandStatus.Success));
            }
            catch (DataSourceException ex)
            {
                var innerEx = ex.InnerException as GoogleApiException;
                if (innerEx != null && innerEx.HttpStatusCode == System.Net.HttpStatusCode.Forbidden)
                {
                    Debug.WriteLine("The GCE API is not enabled.");

                    // Show the node that notifies users that the API is disabled.
                    Children.Clear();
                    Children.Add(new DisabledApiWarning(
                        apiName: ComputeApiName,
                        caption: Resources.CloudExplorerGceSourceApiDisabledMessage,
                        project: Context.CurrentProject));
                    return;
                }

                EventsReporterWrapper.ReportEvent(GceVMsLoadedEvent.Create(CommandStatus.Failure));
                throw new CloudExplorerSourceException(ex.Message, ex);
            }
        }