fix: deep and universal links when app is running (#140)

Co-authored-by: Thiago Brezinski <thiagobrez@gmail.com>

Author: okwasniewski

packages/react-native/Libraries/LinkingIOS/RCTLinkingManager.h

@@ -24,4 +24,6 @@
     continueUserActivity:(nonnull NSUserActivity *)userActivity
       restorationHandler:(nonnull void (^)(NSArray<id<UIUserActivityRestoring>> *_Nullable))restorationHandler;
 
++ (void)onOpenURL:(nonnull NSURL *)url NS_SWIFT_NAME(onOpenURL(url:));
+
 @end

packages/react-native/Libraries/LinkingIOS/RCTLinkingManager.mm

@@ -15,6 +15,7 @@
 #import "RCTLinkingPlugins.h"
 
 static NSString *const kOpenURLNotification = @"RCTOpenURLNotification";
+static NSURL *initialURL = nil;
 
 static void postNotificationWithURL(NSURL *URL, id sender)
 {
@@ -81,6 +82,16 @@ + (BOOL)application:(UIApplication *)application
   return YES;
 }
 
+
++ (void)onOpenURL:(NSURL *)url
+{
+  if (initialURL == nil) {
+    initialURL = url;
+  } else {
+    postNotificationWithURL(url, self);
+  }
+}
+
 - (void)handleOpenURLNotification:(NSNotification *)notification
 {
   [self sendEventWithName:@"url" body:notification.userInfo];
@@ -153,6 +164,7 @@ - (void)handleOpenURLNotification:(NSNotification *)notification
 
 RCT_EXPORT_METHOD(getInitialURL : (RCTPromiseResolveBlock)resolve reject : (__unused RCTPromiseRejectBlock)reject)
 {
+#if !TARGET_OS_VISION
   NSURL *initialURL = nil;
   if (self.bridge.launchOptions[UIApplicationLaunchOptionsURLKey]) {
     initialURL = self.bridge.launchOptions[UIApplicationLaunchOptionsURLKey];
@@ -163,6 +175,8 @@ - (void)handleOpenURLNotification:(NSNotification *)notification
       initialURL = ((NSUserActivity *)userActivityDictionary[@"UIApplicationLaunchOptionsUserActivityKey"]).webpageURL;
     }
   }
+#endif
+  // React Native visionOS uses static property to retrieve initialURL.
   resolve(RCTNullIfNil(initialURL.absoluteString));
 }
 

packages/react-native/Libraries/SwiftExtensions/RCTMainWindow.swift

@@ -20,6 +20,7 @@ import SwiftUI
 public struct RCTMainWindow: Scene {
   var moduleName: String
   var initialProps: RCTRootViewRepresentable.InitialPropsType
+  var onOpenURLCallback: ((URL) -> ())?
 
   public init(moduleName: String, initialProps: RCTRootViewRepresentable.InitialPropsType = nil) {
     self.moduleName = moduleName
@@ -30,10 +31,21 @@ public struct RCTMainWindow: Scene {
     WindowGroup {
       RCTRootViewRepresentable(moduleName: moduleName, initialProps: initialProps)
         .modifier(WindowHandlingModifier())
+        .onOpenURL(perform: { url in
+          onOpenURLCallback?(url)
+        })
     }
   }
 }
 
+extension RCTMainWindow {
+  public func onOpenURL(perform action: @escaping (URL) -> ()) -> some Scene {
+    var scene = self
+    scene.onOpenURLCallback = action
+    return scene
+  }
+}
+
 /**
  Handles data sharing between React Native and SwiftUI views.
  */

packages/rn-tester/RNTester-visionOS/App.swift

@@ -11,6 +11,9 @@ struct RNTesterApp: App {
 
   var body: some Scene {
     RCTMainWindow(moduleName: "RNTesterApp")
+      .onOpenURL(perform: { url in
+        RCTLinkingManager.onOpenURL(url: url)
+      })
 
     RCTWindow(id: "SecondWindow", sceneData: reactContext.getSceneData(id: "SecondWindow"))
       .defaultSize(CGSize(width: 400, height: 700))

packages/rn-tester/RNTester-visionOS/Info.plist

@@ -2,6 +2,19 @@
 <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
 <plist version="1.0">
 <dict>
+	<key>CFBundleURLTypes</key>
+	<array>
+		<dict>
+			<key>CFBundleTypeRole</key>
+			<string>Editor</string>
+			<key>CFBundleURLName</key>
+			<string>com.reactjs.ios</string>
+			<key>CFBundleURLSchemes</key>
+			<array>
+				<string>rntester</string>
+			</array>
+		</dict>
+	</array>
 	<key>UIApplicationSceneManifest</key>
 	<dict>
 		<key>UIApplicationPreferredDefaultSceneSessionRole</key>