fix(ios): restore compatibility for Ti.App._resumeRestart() (#13989)

* fix(ios): restore compatibility for Ti.App._resumeRestart()

* chore: save session configuration, add warning for private API usage

* chore: make sure to select the foreground/active scene, not only the first

iphone/Classes/AppModule.m

@@ -48,9 +48,23 @@ - (void)_resumeRestart:(id)unused
 #ifndef TI_USE_AUTOLAYOUT
   [TiLayoutQueue resetQueue];
 #endif
+
+  // Get the currently active scene
+  UIScene *activeScene = nil;
+  for (UIScene *scene in UIApplication.sharedApplication.connectedScenes) {
+    if (scene.activationState == UISceneActivationStateForegroundActive) {
+      activeScene = scene;
+      break;
+    }
+  }
+
+  if (activeScene == nil) {
+    NSLog(@"[ERROR] No active scene connected - this may lead to an undefined behavior");
+  }
+
   /* Begin backgrounding simulation */
-  [appDelegate applicationWillResignActive:app];
-  [appDelegate applicationDidEnterBackground:app];
+  [appDelegate sceneWillResignActive:activeScene];
+  [appDelegate sceneDidEnterBackground:activeScene];
   [appDelegate endBackgrounding];
   /* End backgrounding simulation */
 
@@ -76,8 +90,9 @@ - (void)_resumeRestart:(id)unused
 
   /* Begin foregrounding simulation */
   [appDelegate application:app didFinishLaunchingWithOptions:[appDelegate launchOptions]];
-  [appDelegate applicationWillEnterForeground:app];
-  [appDelegate applicationDidBecomeActive:app];
+  [appDelegate scene:activeScene willConnectToSession:activeScene.session options:TiApp.app.connectionOptions];
+  [appDelegate sceneWillEnterForeground:activeScene];
+  [appDelegate sceneDidBecomeActive:activeScene];
   /* End foregrounding simulation */
 }
 

iphone/TitaniumKit/TitaniumKit/Sources/API/TiApp.h

@@ -26,6 +26,7 @@
   KrollBridge *kjsBridge;
 
   NSMutableDictionary *launchOptions;
+  UISceneConnectionOptions *_connectionOptions;
   NSTimeInterval started;
 
   int32_t networkActivityCount;
@@ -112,6 +113,13 @@
  */
 @property (nonatomic, readonly) NSDictionary *localNotification;
 
+/**
+ Returns details for the last remote notification.
+ 
+ Dictionary containing details about remote notification, or _nil_.
+ */
+@property (nonatomic, readonly) UISceneConnectionOptions *connectionOptions;
+
 /**
  Returns the application's root view controller.
  */

iphone/TitaniumKit/TitaniumKit/Sources/API/TiApp.m

@@ -48,6 +48,7 @@ @implementation TiApp
 @synthesize localNotification;
 @synthesize appBooted;
 @synthesize userAgent;
+@synthesize connectionOptions;
 
 + (TiApp *)app
 {
@@ -1062,6 +1063,7 @@ - (void)dealloc
   RELEASE_TO_NIL(queuedBootEvents);
   RELEASE_TO_NIL(_queuedApplicationSelectors);
   RELEASE_TO_NIL(_applicationDelegates);
+  RELEASE_TO_NIL(_connectionOptions);
 
   [super dealloc];
 }
@@ -1110,6 +1112,12 @@ - (void)scene:(UIScene *)scene willConnectToSession:(UISceneSession *)session op
   // Initialize the launch options to be used by the client
   launchOptions = [[NSMutableDictionary alloc] init];
 
+  // Retain connectionOptions for later use
+  if (_connectionOptions != connectionOptions) {
+    [_connectionOptions release]; // Release any existing object
+    _connectionOptions = [connectionOptions retain]; // Retain the new object
+  }
+
   // If we have a APNS-UUID, assign it
   NSString *apnsUUID = [[NSUserDefaults standardUserDefaults] stringForKey:@"APNSRemoteDeviceUUID"];
   if (apnsUUID != nil) {

iphone/TitaniumKit/TitaniumKit/Sources/API/TiRootViewController.m

@@ -696,7 +696,8 @@ - (void)shutdownUi:(id)arg
   if (![TiSharedConfig defaultConfig].debugEnabled) {
     return;
   }
-  //FIRST DISMISS ALL MODAL WINDOWS
+
+  // Dismiss all currently opened windows
   UIViewController *topVC = [self topPresentedController];
   if (topVC != self) {
     UIViewController *presenter = [topVC presentingViewController];
@@ -706,7 +707,8 @@ - (void)shutdownUi:(id)arg
                                   }];
     return;
   }
-  //At this point all modal stuff is done. Go ahead and clean up proxies.
+
+  // Clean up proxies.
   NSArray *modalCopy = [modalWindows copy];
   NSArray *windowCopy = [containedWindows copy];
 
@@ -725,7 +727,8 @@ - (void)shutdownUi:(id)arg
     [windowCopy release];
   }
 
-  DebugLog(@"[INFO] UI SHUTDOWN COMPLETE. TRYING TO RESUME RESTART");
+  DebugLog(@"[WARN] Calling the private `_restart()` API should not be done in production, as restarting an app is not a recommended native concept.");
+
   if ([arg respondsToSelector:@selector(_resumeRestart:)]) {
     [arg performSelector:@selector(_resumeRestart:) withObject:nil];
   } else {