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35 changes: 33 additions & 2 deletions packages/react-native-app-auth/ios/RNAppAuth.m
Original file line number Diff line number Diff line change
Expand Up @@ -19,6 +19,37 @@ -(BOOL)resumeExternalUserAgentFlowWithURL:(NSURL *)url {
return [_currentSession resumeExternalUserAgentFlowWithURL:url];
}

-(UIViewController *)topmostPresentedViewControllerFromRootViewController:(UIViewController *)rootViewController {
UIViewController *topViewController = rootViewController;
while (topViewController.presentedViewController) {
topViewController = topViewController.presentedViewController;
}
return topViewController;
}

-(UIWindow *)keyWindowFromConnectedScenes {
UIWindow *fallbackKeyWindow = nil;
for (UIScene *scene in UIApplication.sharedApplication.connectedScenes) {
if (![scene isKindOfClass:[UIWindowScene class]]) {
continue;
}
UIWindowScene *windowScene = (UIWindowScene *)scene;
UIWindow *keyWindow = windowScene.keyWindow;
if (!keyWindow) {
continue;
}
if (windowScene.activationState == UISceneActivationStateForegroundActive) {
[keyWindow layoutIfNeeded];
return keyWindow;
}
if (!fallbackKeyWindow) {
fallbackKeyWindow = keyWindow;
}
}
[fallbackKeyWindow layoutIfNeeded];
return fallbackKeyWindow;
}

- (dispatch_queue_t)methodQueue
{
return dispatch_get_main_queue();
Expand Down Expand Up @@ -374,7 +405,7 @@ - (void)authorizeWithConfiguration: (OIDServiceConfiguration *) configuration
rnAppAuthTaskId = UIBackgroundTaskInvalid;
}];

UIViewController *presentingViewController = appDelegate.window.rootViewController.view.window ? appDelegate.window.rootViewController : appDelegate.window.rootViewController.presentedViewController;
UIViewController *presentingViewController = [self topmostPresentedViewControllerFromRootViewController:[self keyWindowFromConnectedScenes].rootViewController];

#if TARGET_OS_MACCATALYST
id<OIDExternalUserAgent> externalUserAgent = nil;
Expand Down Expand Up @@ -520,7 +551,7 @@ - (void)endSessionWithConfiguration: (OIDServiceConfiguration *) configuration
rnAppAuthTaskId = UIBackgroundTaskInvalid;
}];

UIViewController *presentingViewController = appDelegate.window.rootViewController.view.window ? appDelegate.window.rootViewController : appDelegate.window.rootViewController.presentedViewController;
UIViewController *presentingViewController = [self topmostPresentedViewControllerFromRootViewController:[self keyWindowFromConnectedScenes].rootViewController];

#if TARGET_OS_MACCATALYST
id<OIDExternalUserAgent> externalUserAgent = nil;
Expand Down
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