TEMP: Example with more Turbo Navigator features

Demo/Demo/SceneDelegate.swift

@@ -22,3 +22,57 @@ class SceneDelegate: UIResponder, UIWindowSceneDelegate {
         self.turboNavigator.route(baseURL)
     }
 }
+
+import WebKit
+
+/// This example class shows how one can use more features of Turbo Navigator.
+class ComplexSceneDelegate: UIResponder, UIWindowSceneDelegate {
+    var window: UIWindow?
+
+    private lazy var turboNavigator = TurboNavigator(pathConfiguration: pathConfiguration, delegate: self)
+    private let pathConfiguration = PathConfiguration(sources: [
+        .server(baseURL.appendingPathComponent("/configurations/ios_v1.json"))
+    ])
+
+    func scene(_ scene: UIScene, willConnectTo session: UISceneSession, options connectionOptions: UIScene.ConnectionOptions) {
+        guard let windowScene = scene as? UIWindowScene else { return }
+
+        TurboConfig.shared.userAgent += " CUSTOM STRADA USER AGENT"
+        TurboConfig.shared.makeCustomWebView = { config in
+            let webView = WKWebView(frame: .zero, configuration: config)
+            // Bridge.initialize(webView)
+            return webView
+        }
+
+        self.turboNavigator.webkitUIDelegate = ExampleWKUIController(delegate: self.turboNavigator)
+
+        self.window = UIWindow(windowScene: windowScene)
+        self.window?.makeKeyAndVisible()
+
+        self.window?.rootViewController = self.turboNavigator.rootViewController
+        self.turboNavigator.route(baseURL)
+    }
+}
+
+extension ComplexSceneDelegate: TurboNavigatorDelegate {
+    func handle(proposal: VisitProposal) -> ProposalResult {
+        switch proposal.viewController {
+            case "example": .acceptCustom(ExampleViewController())
+            default: .accept
+        }
+    }
+}
+
+class ExampleViewController: UIViewController {}
+
+class ExampleWKUIController: TurboWKUIController {
+    // Overridden: custom handling of confirm() dialog.
+    override func webView(_ webView: WKWebView, runJavaScriptConfirmPanelWithMessage message: String, initiatedByFrame frame: WKFrameInfo, completionHandler: @escaping (Bool) -> Void) {
+        completionHandler(true)
+    }
+
+    // New function: custom handling of prompt() dialog.
+    func webView(_ webView: WKWebView, runJavaScriptTextInputPanelWithPrompt prompt: String, defaultText: String?, initiatedByFrame frame: WKFrameInfo, completionHandler: @escaping (String?) -> Void) {
+        completionHandler("Hi!")
+    }
+}