import UIKit

@main
final class AppDelegate: UIResponder, UIApplicationDelegate {
    func application(_ application: UIApplication,
                     didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]? = nil) -> Bool {
        Badge.registerBackgroundRefresh()
        return true
    }
}

/// The one window. iOS will not run an app that has not adopted scenes, and a CarPlay app would
/// be a second scene beside this one.
final class SceneDelegate: UIResponder, UIWindowSceneDelegate {
    var window: UIWindow?

    func scene(_ scene: UIScene, willConnectTo session: UISceneSession,
               options: UIScene.ConnectionOptions) {
        guard let scene = scene as? UIWindowScene else { return }
        let window = UIWindow(windowScene: scene)
        window.rootViewController = WebViewController()
        window.makeKeyAndVisible()
        self.window = window
    }

    /// iOS wants the request made as the app leaves, with the user's last look at the list; the
    /// one made on coming forward stays for a run that was cut short.
    func sceneDidEnterBackground(_ scene: UIScene) {
        Badge.scheduleBackgroundRefresh()
    }

    func sceneDidBecomeActive(_ scene: UIScene) {
        Badge.requestPermission()
        Badge.scheduleBackgroundRefresh()
        Task { await Badge.refresh() }
    }
}