private async void InstallPackageAsync() { try { bool isLibraryInstallationStateValid = await IsLibraryInstallationStateValidAsync().ConfigureAwait(false); if (isLibraryInstallationStateValid) { ILibrary selectedPackage = SelectedPackage; InstallPackageCommand.CanExecute(null); Manifest manifest = await Manifest.FromFileAsync(_configFileName, _deps, CancellationToken.None).ConfigureAwait(false); string targetPath = _targetPath; if (!string.IsNullOrEmpty(_configFileName)) { Uri configContainerUri = new Uri(_configFileName, UriKind.Absolute); Uri targetUri = new Uri(targetPath, UriKind.Absolute); targetPath = configContainerUri.MakeRelativeUri(targetUri).ToString(); } if (String.IsNullOrEmpty(manifest.Version)) { manifest.Version = Manifest.SupportedVersions.Max().ToString(); } LibraryInstallationState libraryInstallationState = new LibraryInstallationState { LibraryId = PackageId, ProviderId = selectedPackage.ProviderId, DestinationPath = InstallationFolder.DestinationFolder, }; _isInstalling = true; // When "Include all files" option is checked, we don't want to write out the files to libman.json. // We will only list the files when user chose to install specific files. if (LibraryFilesToInstall == FileSelectionType.ChooseSpecificFilesToInstall) { libraryInstallationState.Files = SelectedFiles.ToList(); } manifest.AddLibrary(libraryInstallationState); await Shell.ThreadHelper.JoinableTaskFactory.SwitchToMainThreadAsync(); EnvDTE.Project project = VsHelpers.DTE.SelectedItems.Item(1)?.ProjectItem?.ContainingProject; project?.AddFileToProjectAsync(_configFileName); RunningDocumentTable rdt = new RunningDocumentTable(Shell.ServiceProvider.GlobalProvider); string configFilePath = Path.GetFullPath(_configFileName); IVsTextBuffer textBuffer = rdt.FindDocument(configFilePath) as IVsTextBuffer; _dispatcher.Invoke(() => { _closeDialog(true); }); // The file isn't open. So we'll write to disk directly if (textBuffer == null) { manifest.AddLibrary(libraryInstallationState); await manifest.SaveAsync(_configFileName, CancellationToken.None).ConfigureAwait(false); Telemetry.TrackUserTask("Invoke-RestoreFromAddClientLibrariesDialog"); await _libraryCommandService.RestoreAsync(_configFileName, CancellationToken.None).ConfigureAwait(false); } else { // libman.json file is open, so we will write to the textBuffer. InsertIntoTextBuffer(textBuffer, libraryInstallationState); // Save manifest file so we can restore library files. rdt.SaveFileIfDirty(configFilePath); } } } catch (Exception ex) { Telemetry.TrackException(nameof(InstallPackageAsync), ex); } }