VIPER-AppDelegate.swift

import UIKit

@UIApplicationMain
class AppDelegate: UIResponder, UIApplicationDelegate {

    var window: UIWindow?

    func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplicationLaunchOptionsKey: Any]?) -> Bool {

        /* Create ui-view-controller instance*/
        let notice = NoticeRouter.createModule()

        /* Initiating instance of ui-navigation-controller with view-controller */
        let navigationController = UINavigationController()
        navigationController.viewControllers = [notice]

        /* Setting up the root view-controller as ui-navigation-controller */
        window = UIWindow(frame: UIScreen.main.bounds)
        window?.rootViewController = navigationController
        window?.makeKeyAndVisible()

        return true
    }

    func applicationWillResignActive(_ application: UIApplication) {
    }

    func applicationDidEnterBackground(_ application: UIApplication) {
    }

    func applicationWillEnterForeground(_ application: UIApplication) {
    }

    func applicationDidBecomeActive(_ application: UIApplication) {
    }

    func applicationWillTerminate(_ application: UIApplication) {
    }

}