public RemovedUser RemoveUser(RemovedUser removedUser)
        {
            var result = new UsersRepository().RemoveUser(removedUser);

            // Push notification
            pushNotificationsRepository.NotifyAsync(OperationContext.Current, subscriber => subscriber.UserWasRemovedNotification(result.RemovedUserId));

            return(result);
        }
        private async void removeButton_Click(object sender, RoutedEventArgs e)
        {
            if (dataGrid.SelectedItems.Count > 0)
            {
                MessageBoxResult result = MessageBox.Show("Remove selected items?", "Confirm", MessageBoxButton.YesNo, MessageBoxImage.Question, MessageBoxResult.No);

                if (result == MessageBoxResult.Yes)
                {
                    try
                    {
                        var client = await BacklogAPIClientBuilder.GetBackLogAPIClientAsync();

                        foreach (var selectedItem in dataGrid.SelectedItems)
                        {
                            var selectedWorkRequestUserView = selectedItem as WorkRequestUserView;

                            if (selectedWorkRequestUserView != null)
                            {
                                var user = selectedWorkRequestUserView.user;

                                var removedUser = new RemovedUser {
                                    RemovedUserId = Guid.NewGuid(), DateRemoved = DateTime.Now, RemovedByUser = AppGlobals.UserThatIsLoggedin, User = user
                                };

                                await client.RemoveUserAsync(removedUser);
                            }
                        }

                        RefreshUsersList();
                        MessageBox.Show("Done.");
                    }
                    catch (Exception ex)
                    {
                        MessageBox.Show(ex.ToString());
                    }
                }
            }
            else
            {
                MessageBox.Show("You have not selected any items.");
            }
        }