Dynamo.DynamoPackagesUI.Utilities.PackageManagerCommands.Uninstall C# (CSharp) Method

        public bool Uninstall()
        {
            Package localPkg = Loader.LocalPackages.Where(a => a.Name == this.PkgRequest.asset_name.ToString()).First();

            if (localPkg.LoadedAssemblies.Any())
            {
                var resAssem =
                    MessageBox.Show(string.Format(Resources.MessageNeedToRestart,
                        ProductName),
                        Resources.UninstallingPackageMessageBoxTitle,
                        MessageBoxButton.OKCancel,
                        MessageBoxImage.Exclamation);
                if (resAssem == MessageBoxResult.Cancel) return false;
            }

            var res = MessageBox.Show(String.Format(Resources.MessageConfirmToUninstallPackage, localPkg.Name),
                                      Resources.UninstallingPackageMessageBoxTitle,
                                      MessageBoxButton.YesNo, MessageBoxImage.Question);

            if (res == MessageBoxResult.No)
            {
                return false;
            }

            try
            {
                var dynModel = Model;
                Application.Current.Dispatcher.Invoke((Action)(() =>
                {
                    localPkg.UninstallCore(dynModel.CustomNodeManager, Loader, dynModel.PreferenceSettings);
                }));

                return true;
            }
            catch (Exception)
            {
                MessageBox.Show(string.Format(Resources.MessageFailedToUninstall,
                    ProductName),
                    Resources.UninstallFailureMessageBoxTitle,
                    MessageBoxButton.OK, MessageBoxImage.Error);
                return false;
            }
        }