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import Moon from '@components/atoms/icons/moon';
import Sun from '@components/atoms/icons/sun';
import Toggle, {
type ToggleChoices,
type ToggleProps,
} from '@components/molecules/forms/toggle';
import { usePrismTheme } from '@utils/providers/prism-theme';
import { FC } from 'react';
import { useIntl } from 'react-intl';
export type PrismThemeToggleProps = Pick<
ToggleProps,
'className' | 'labelClassName'
>;
/**
* PrismThemeToggle component
*
* Render a Toggle component to set code blocks theme.
*/
const PrismThemeToggle: FC<PrismThemeToggleProps> = ({ ...props }) => {
const intl = useIntl();
const { theme, setTheme, resolvedTheme } = usePrismTheme();
/**
* Check if the resolved or chosen theme is dark theme.
*
* @returns {boolean} True if it is dark theme.
*/
const isDarkTheme = (): boolean => {
if (theme === 'system') return resolvedTheme === 'dark';
return theme === 'dark';
};
/**
* Update the theme.
*/
const updateTheme = () => {
setTheme(isDarkTheme() ? 'light' : 'dark');
};
const themeLabel = intl.formatMessage({
defaultMessage: 'Code blocks:',
description: 'PrismThemeToggle: theme label',
id: 'ftXN+0',
});
const lightThemeLabel = intl.formatMessage({
defaultMessage: 'Light theme',
description: 'PrismThemeToggle: light theme label',
id: 'tsWh8x',
});
const darkThemeLabel = intl.formatMessage({
defaultMessage: 'Dark theme',
description: 'PrismThemeToggle: dark theme label',
id: 'og/zWL',
});
const themeChoices: ToggleChoices = {
left: <Sun title={lightThemeLabel} />,
right: <Moon title={darkThemeLabel} />,
};
return (
<Toggle
id="prism-theme-settings"
name="prism-theme-settings"
label={themeLabel}
labelSize="medium"
choices={themeChoices}
value={isDarkTheme()}
setValue={updateTheme}
{...props}
/>
);
};
export default PrismThemeToggle;
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