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integrations.js
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integrations.js
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import { useAtom } from 'jotai';
import { countAtom } from '../atoms';
import { Button, Code } from '../components';
export const IntegrationsDemo = () => {
const [count, setCount] = useAtom(countAtom);
const increment = () => setCount((c) => (c = c + 1));
const code = `import { useAtom } from 'jotai'
import { atomWithImmer } from 'jotai/immer'
// Create a new atom with an immer-based write function
const countAtom = atomWithImmer(0)
const Counter = () => {
const [count] = useAtom(countAtom)
return (
<div>count: {count}</div>
)
}
const Controls = () => {
// setCount === update: (draft: Draft<Value>) => void
const [, setCount] = useAtom(countAtom)
const increment = () => setCount((c) => (c = c + 1))
return (
<button onClick={increment}>+1</button>
)
}`;
return (
<>
<div className="flex items-center space-x-8 pt-4 lg:pt-8 lg:pb-4">
<Button onClick={increment} icon="plus" className="focus:ring">
Increment
</Button>
<span className="text-3xl font-bold ordinal slashed-zero tabular-nums">{count}</span>
</div>
<Code>{code}</Code>
</>
);
};