create_modal_ios_enter_data

// Implement the addName IBAction
@IBAction func addName(_ sender: UIBarButtonItem) {
  
  let alert = UIAlertController(title: "New Name",
                                message: "Add a new name",
                                preferredStyle: .alert)
  
  let saveAction = UIAlertAction(title: "Save",
                                 style: .default) {
    [unowned self] action in
                                  
    guard let textField = alert.textFields?.first,
      let nameToSave = textField.text else {
        return
    }
    
    self.names.append(nameToSave)
    self.tableView.reloadData()
  }
  
  let cancelAction = UIAlertAction(title: "Cancel",
                                   style: .cancel)
  
  alert.addTextField()
  
  alert.addAction(saveAction)
  alert.addAction(cancelAction)
  
  present(alert, animated: true)
}