/*
 * Copyright (c) 2010-2023 Belledonne Communications SARL.
 *
 * This file is part of linphone-iphone
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */

import Foundation
import UIKit

extension UIApplication {
	class func getTopMostViewController() -> UIViewController? {
		if let scenes = UIApplication.shared.connectedScenes.first as? UIWindowScene {
			let keyWindow = scenes.windows.filter {$0.isKeyWindow}.first
			if var topController = keyWindow?.rootViewController {
				while let presentedViewController = topController.presentedViewController {
					topController = presentedViewController
				}
				return topController
			} else {
				return nil
			}
		}
		return nil
	}
	
	func endEditing() {
		sendAction(#selector(UIResponder.resignFirstResponder), to: nil, from: nil, for: nil)
	}
}