fix(iOS): extraLight blur not working

apps/src/tests/Test2320.tsx

@@ -0,0 +1,56 @@
+import * as React from "react";
+import { ScrollView, Text } from "react-native";
+import { createNativeStackNavigator } from "@react-navigation/native-stack";
+import { NavigationContainer, useTheme } from "@react-navigation/native";
+import { SafeAreaProvider } from "react-native-safe-area-context";
+
+const ArticleScreen = () => {
+  return (
+    <ScrollView contentInsetAdjustmentBehavior="automatic">
+      <Text style={{ fontSize: 30 }}>
+        Lorem Ipsum is simply dummy text of the printing and typesetting
+        industry. Lorem Ipsum has been the industry&apos;s standard dummy text
+        ever since the 1500s, when an unknown printer took a galley of type and
+        scrambled it to make a type specimen book. It has survived not only five
+        centuries, but also the leap into electronic typesetting, remaining
+        essentially unchanged. It was popularised in the 1960s with the release
+        of Letraset sheets containing Lorem Ipsum passages, and more recently
+        with desktop publishing software like Aldus PageMaker including versions
+        of Lorem Ipsum.
+        Contrary to popular belief, Lorem Ipsum is not simply random text. It
+        has roots in a piece of classical Latin literature from 45 BC, making it
+        over 2000 years old. Richard McClintock, a Latin professor at
+        Hampden-Sydney College in Virginia, looked up one of the more obscure
+        Latin words, consectetur, from a Lorem Ipsum passage, and going through
+        the cites of the word in classical literature, discovered the
+        undoubtable source. Lorem Ipsum comes from sections 1.10.32 and 1.10.33
+        of &quot;de Finibus Bonorum et Malorum&quot; (The Extremes of Good and
+        Evil) by Cicero, written in 45 BC. This book is a treatise on the theory
+        of ethics, very popular during the Renaissance. The first line of Lorem
+        Ipsum, &quot;Lorem ipsum dolor sit amet..&quot;, comes from a line in
+        section 1.10.32.
+      </Text>
+    </ScrollView>
+  );
+}
+
+export default function App() {
+  const Stack = createNativeStackNavigator();
+  return (
+    <SafeAreaProvider>
+      <NavigationContainer>
+        <Stack.Navigator>
+          <Stack.Screen
+            name="Article"
+            component={ArticleScreen}
+            options={{
+              headerTransparent: true,
+              headerBlurEffect: "extraLight",
+              headerLargeTitle: true
+            }}
+          />
+        </Stack.Navigator>
+      </NavigationContainer>
+    </SafeAreaProvider>
+  )
+}

apps/src/tests/index.ts

@@ -111,6 +111,7 @@ export { default as Test2235 } from './Test2235';
 export { default as Test2252 } from './Test2252';
 export { default as Test2271 } from './Test2271';
 export { default as Test2282 } from './Test2282';
+export { default as Test2320 } from './Test2320';
 export { default as TestScreenAnimation } from './TestScreenAnimation';
 export { default as TestHeader } from './TestHeader';
 

ios/RNSScreenStackHeaderConfig.mm

@@ -390,9 +390,7 @@ + (UINavigationBarAppearance *)buildAppearance:(UIViewController *)vc
     appearance.backgroundColor = config.backgroundColor;
   }
 
-  if (config.blurEffect) {
-    appearance.backgroundEffect = [UIBlurEffect effectWithStyle:config.blurEffect];
-  }
+  appearance.backgroundEffect = [UIBlurEffect effectWithStyle:config.blurEffect];
 
   if (config.hideShadow) {
     appearance.shadowColor = nil;