SAP Fiori for iOS SDK Code Snippet: Alert Controller Providing Protocol

FUIAlertControllerProviding.swift

import UIKit

/// Alert controller helper / utility methods
public protocol FUIAlertControllerProviding: class { }

public extension FUIAlertControllerProviding where Self: UIViewController {
    
    /// Show an alert controller with 1 button
    ///
    /// - Parameters:
    ///   - title: The title of the alert
    ///   - message: Description message
    ///   - buttonTitle: Action button to close the alert, default is OK
    func showAlert(title: String? = nil, message: String, buttonTitle: String = "Ok") {
        let alertController = UIAlertController(title: title, message: message, preferredStyle: .alert)
        
        alertController.addAction(UIAlertAction(title: buttonTitle, style: .default, handler: nil))
        
        DispatchQueue.main.async {
            self.present(alertController, animated: true, completion: nil)
        }
        
        //alertController.view.tintColor = overwrite default tint color by custom color
    }
}