gun
Version:
A realtime, decentralized, offline-first, graph data synchronization engine.
40 lines (37 loc) • 1.31 kB
HTML
<html>
<body>
<div id="app"></div>
<script src="https://unpkg.com/react@16/umd/react.development.js"></script>
<script src="https://unpkg.com/react-dom@16/umd/react-dom.development.js"></script>
<script src="https://unpkg.com/babel-standalone@6/babel.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/gun/gun.js"></script>
<script type="text/babel">
const gun = Gun();
const App = () => {
const newTodo = React.useRef()
const [todos, setTodos] = React.useState({})
React.useEffect(() => {
return gun
.get("todos")
.map()
.on((todo, id) => setTodos(todos => ({...todos, [id]: todo }))).off;
}, [])
return (
<div>
<title>TODOs</title>
<ul>{Object.values(todos).map(({title}, i) => <li key={i}>{title}</li>)}</ul>
<form onSubmit={e => {
e.preventDefault();
gun.get("todos").set({ title: newTodo.current.value });
newTodo.current.value = ''
}}>
<input ref={newTodo} placeholder="new todo"/>
</form>
</div>
);
};
ReactDOM.render(<App />, document.getElementById("app"));
</script>
</body>
</html>