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fix: state with history demo page functionalities #2500

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fix: state with history demo page functionalities #2500

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30 changes: 25 additions & 5 deletions stories/useStateWithHistory.story.tsx
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Expand Up @@ -9,6 +9,7 @@ const Demo = () => {
const inputRef = useRef<HTMLInputElement | null>(null);

const [stepSize, { set: setStepSize }] = useCounter(1, 3, 1);
const [position, { set: setPosition }] = useCounter(0, null, 0);

const handleFormSubmit = useCallback(
(e: React.FormEvent<HTMLFormElement>) => {
Expand All @@ -24,7 +25,7 @@ const Demo = () => {
return;
}

window.history.back(stepSize);
history.back(stepSize);
},
[history, stepSize]
);
Expand All @@ -35,7 +36,7 @@ const Demo = () => {
return;
}

window.history.forward(stepSize);
history.forward(stepSize);
},
[history, stepSize]
);
Expand All @@ -47,6 +48,20 @@ const Demo = () => {
[stepSize]
);

const handleGoClick = useCallback(
(e: React.MouseEvent<HTMLButtonElement>) => {
history.go(position);
},
[history, position]
);

const handlePositionChange = useCallback(
(e: React.FormEvent<HTMLInputElement>) => {
setPosition((e.currentTarget.value as any) * 1);
},
[position]
);

return (
<div>
<div>
Expand All @@ -60,23 +75,28 @@ const Demo = () => {
Current state: <span>{state}</span>
</div>
<div style={{ marginTop: 8 }}>
<button onClick={handleBackClick} disabled={!window.history.position}>
<button onClick={handleBackClick} disabled={!history.position}>
&lt; Back
</button>
<button
onClick={handleForwardClick}
disabled={window.history.position >= window.history.window.history.length - 1}>
disabled={history.position >= history.history.length - 1}>
Forward &gt;
</button>
&nbsp; Step size:&nbsp;
<input type="number" value={stepSize} min={1} max={3} onChange={handleStepSizeChange} />
</div>
<div style={{ marginTop: 8 }}>
<button onClick={handleGoClick}>Go to</button>
&nbsp; Position:&nbsp;
<input type="number" value={position} onChange={handlePositionChange} />
</div>

<div style={{ marginTop: 8 }}>
<div>Current history</div>
<div
dangerouslySetInnerHTML={{
__html: JSON.stringify(window.history.history, null, 2)
__html: JSON.stringify(history.history, null, 2)
.replace(/\n/g, '<br/>')
.replace(/ /g, '&nbsp;'),
}}
Expand Down