demo app hanoicomputer home category productdetail cart

hooks/useCachedResources.ts

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+import { Ionicons } from '@expo/vector-icons';
+import * as Font from 'expo-font';
+import * as SplashScreen from 'expo-splash-screen';
+import * as React from 'react';
+
+export default function useCachedResources() {
+  const [isLoadingComplete, setLoadingComplete] = React.useState(false);
+
+  // Load any resources or data that we need prior to rendering the app
+  React.useEffect(() => {
+    async function loadResourcesAndDataAsync() {
+      try {
+        SplashScreen.preventAutoHideAsync();
+
+        // Load fonts
+        await Font.loadAsync({
+          ...Ionicons.font,
+          'space-mono': require('../assets/fonts/SpaceMono-Regular.ttf'),
+        });
+      } catch (e) {
+        // We might want to provide this error information to an error reporting service
+        console.warn(e);
+      } finally {
+        setLoadingComplete(true);
+        SplashScreen.hideAsync();
+      }
+    }
+
+    loadResourcesAndDataAsync();
+  }, []);
+
+  return isLoadingComplete;
+}