mobile/app/_layout.tsx

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import FontAwesome from '@expo/vector-icons/FontAwesome';
import { DarkTheme, DefaultTheme, ThemeProvider } from '@react-navigation/native';
import { useFonts } from 'expo-font';
import { SplashScreen, Stack } from 'expo-router';
import { useEffect } from 'react';
import { useColorScheme } from 'react-native';
export {
// Catch any errors thrown by the Layout component.
ErrorBoundary,
} from 'expo-router';
export const unstable_settings = {
// Ensure that reloading on `/modal` keeps a back button present.
initialRouteName: '(tabs)',
};
// Prevent the splash screen from auto-hiding before asset loading is complete.
SplashScreen.preventAutoHideAsync();
export default function RootLayout() {
const [loaded, error] = useFonts({
SpaceMono: require('../assets/fonts/SpaceMono-Regular.ttf'),
...FontAwesome.font,
});
// Expo Router uses Error Boundaries to catch errors in the navigation tree.
useEffect(() => {
if (error) throw error;
}, [error]);
useEffect(() => {
if (loaded) {
SplashScreen.hideAsync();
}
}, [loaded]);
if (!loaded) {
return null;
}
return <RootLayoutNav />;
}
function RootLayoutNav() {
const colorScheme = useColorScheme();
return (
<ThemeProvider value={colorScheme === 'dark' ? DarkTheme : DefaultTheme}>
<Stack>
<Stack.Screen name="(tabs)" options={{ headerShown: false }} />
<Stack.Screen name="modal" options={{ presentation: 'modal' }} />
</Stack>
</ThemeProvider>
);
}