volt 0.0.1

Simple, fast, effortless data fetching and real-time updates

volt ⚡️

Effortlessly manage asynchronous data fetching, caching, and real-time data delivery with minimal code.

Features

• In-memory caching for faster access to frequently used data
• Persistent disk caching for offline support and reduced network calls
• Query deduplication to prevent redundant requests for the same resource
• Automatic data refetching & polling to keep resources up-to-date
• Reactive data sharing, ensuring all listeners receive live updates

Install

flutter pub add volt

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Usage

VoltQuery<Post> postQuery(String id) => VoltQuery(
      queryKey: ["post", id],
      queryFn: () => fetch("https://jsonplaceholder.typicode.com/posts/$id"),
      select: Post.fromJson,
    );

Widget build(BuildContext context) {
  final post = useQuery(postQuery("1"));

  return post == null ? CircularProgressIndicator() : Text("Post: ${post.title}");
}

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Configuration

Widget build(BuildContext context) {
  final client = useMemoized(() => QueryClient(...));
  
  return QueryClientProvider(
    client: client,
    child: MyApp(),
  );
}

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