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import { useCallback, type FC } from 'react';
import { useIntl } from 'react-intl';
import { useAttributes, useLocalStorage } from '../../../../utils/hooks';
import { Legend } from '../../../atoms';
import {
Switch,
type SwitchOption,
type SwitchProps,
} from '../../../molecules';
export type MotionToggleValue = 'on' | 'off';
const validator = (value: unknown): value is boolean =>
typeof value === 'boolean';
export type MotionToggleProps = Omit<
SwitchProps,
'isInline' | 'items' | 'name' | 'onSwitch' | 'value'
> & {
/**
* True if motion should be reduced by default.
*/
defaultValue: MotionToggleValue;
/**
* The local storage key to save preference.
*/
storageKey: string;
};
/**
* MotionToggle component
*
* Render a Toggle component to set reduce motion.
*/
export const MotionToggle: FC<MotionToggleProps> = ({
defaultValue,
storageKey,
...props
}) => {
const intl = useIntl();
const [isReduced, setIsReduced] = useLocalStorage(
storageKey,
defaultValue !== 'on',
validator
);
useAttributes({
element:
typeof window === 'undefined' ? undefined : document.documentElement,
attribute: 'reduced-motion',
value: `${isReduced}`,
});
const reduceMotionLabel = intl.formatMessage({
defaultMessage: 'Animations:',
description: 'MotionToggle: reduce motion label',
id: '/q5csZ',
});
const onLabel = intl.formatMessage({
defaultMessage: 'On',
description: 'MotionToggle: activate reduce motion label',
id: 'va65iw',
});
const offLabel = intl.formatMessage({
defaultMessage: 'Off',
description: 'MotionToggle: deactivate reduce motion label',
id: 'pWKyyR',
});
const options: [SwitchOption, SwitchOption] = [
{
id: 'reduced-motion-on',
label: onLabel,
value: 'on',
},
{
id: 'reduced-motion-off',
label: offLabel,
value: 'off',
},
];
const updateSetting = useCallback(() => {
setIsReduced((prev) => !prev);
}, [setIsReduced]);
return (
<Switch
{...props}
isInline
items={options}
legend={<Legend>{reduceMotionLabel}</Legend>}
name="reduced-motion"
onSwitch={updateSetting}
value={isReduced ? 'off' : 'on'}
/>
);
};
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