From b2fba371df0edafbb3323188004fc1f6d9ab1e8a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Oskar=20Kwas=CC=81niewski?= <oskarkwasniewski@icloud.com>
Date: Wed, 6 Mar 2024 07:07:53 -0800
Subject: [PATCH] feat: optimize RCTKeyWindow() for iOS 15+ (#43066)

Summary:
This PR further optimizes RCTKeyWindow() for iOS 15+ removing the need for additional loop
bypass-github-export-checks
## Changelog:

[IOS] [ADDED] - optimize RCTKeyWindow() for iOS 15+

Pull Request resolved: https://github.com/facebook/react-native/pull/43066

Test Plan: Launch RNTester, check if proper keyWindow is returned for iOS 15+

Reviewed By: javache

Differential Revision: D54541838

Pulled By: cipolleschi

fbshipit-source-id: be79ff48f825d10c8fd71efc18629377aadc29fd
---
 packages/react-native/React/Base/RCTUtils.m | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/packages/react-native/React/Base/RCTUtils.m b/packages/react-native/React/Base/RCTUtils.m
index 96e59e2db10181..716b5439ad0129 100644
--- a/packages/react-native/React/Base/RCTUtils.m
+++ b/packages/react-native/React/Base/RCTUtils.m
@@ -569,6 +569,10 @@ BOOL RCTRunningInAppExtension(void)
     }
     UIWindowScene *windowScene = (UIWindowScene *)scene;
 
+    if (@available(iOS 15.0, *)) {
+      return windowScene.keyWindow;
+    }
+
     for (UIWindow *window in windowScene.windows) {
       if (window.isKeyWindow) {
         return window;