AppDelegate.swift

import UIKit

@UIApplicationMain
class AppDelegate: UIResponder, UIApplicationDelegate {
    var window: UIWindow?

    func application(_: UIApplication, didFinishLaunchingWithOptions _: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {
        window = UIWindow(frame: UIScreen.main.bounds)
        window?.backgroundColor = UIColor.white
        window?.makeKeyAndVisible()

        let movieListCoordinator = MovieListCoordinator()
        movieListCoordinator.tabBarItem = UITabBarItem(tabBarSystemItem: .featured, tag: 0)

        let searchController = MovieSearchViewController()
        searchController.tabBarItem = UITabBarItem(tabBarSystemItem: .search, tag: 0)
        let navBar = UINavigationController(rootViewController: searchController)

        let tabbarController = UITabBarController()
        tabbarController.viewControllers = [movieListCoordinator, navBar]

        window?.rootViewController = tabbarController

        return true
    }
}