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import { type ForwardRefRenderFunction, forwardRef } from 'react';
import { useIntl } from 'react-intl';
import { CONFIG } from '../../../../utils/config';
import { ROUTES } from '../../../../utils/constants';
import { useScrollPosition } from '../../../../utils/hooks';
import { Footer, type FooterProps, Icon } from '../../../atoms';
import {
BackToTop,
Colophon,
type ColophonLink,
Copyright,
} from '../../../molecules';
import styles from './site-footer.module.scss';
export type SiteFooterProps = Omit<FooterProps, 'children'> & {
/**
* An id that will be use as anchor for the back to top button.
*/
topId?: string;
};
const SiteFooterWithRef: ForwardRefRenderFunction<
HTMLElement,
SiteFooterProps
> = ({ className = '', topId, ...props }, ref) => {
const footerClass = `${styles.footer} ${className}`;
const intl = useIntl();
const licenseName = intl.formatMessage({
defaultMessage: 'CC BY SA',
description: 'SiteFooter: the license name',
id: 'iTLvLX',
});
const backToTop = intl.formatMessage({
defaultMessage: 'Back to top',
description: 'SiteFooter: an accessible name for the back to top button',
id: 'OHvb01',
});
const footerNav: ColophonLink[] = [
{
id: 'legal-notice',
label: intl.formatMessage({
defaultMessage: 'Legal notice',
description: 'SiteFooter: Legal notice link label',
id: 'lsmD4c',
}),
href: ROUTES.LEGAL_NOTICE,
},
];
const scrollPos = useScrollPosition();
const backToTopVisibilityBreakpoint = 300;
const backToTopClassName = [
styles['back-to-top'],
styles[
scrollPos.y > backToTopVisibilityBreakpoint
? 'back-to-top--visible'
: 'back-to-top--hidden'
],
].join(' ');
const backToTopAnchor = topId ? `#${topId}` : undefined;
return (
<Footer {...props} className={footerClass} ref={ref}>
<Colophon
copyright={
<Copyright
from={CONFIG.copyright.startYear}
owner={CONFIG.name}
to={CONFIG.copyright.endYear}
/>
}
license={
<Icon
heading={licenseName}
// eslint-disable-next-line react/jsx-no-literals
shape="cc-by-sa"
// eslint-disable-next-line react/jsx-no-literals
size="lg"
/>
}
links={footerNav}
/>
{backToTopAnchor ? (
<BackToTop
anchor={backToTopAnchor}
className={backToTopClassName}
label={backToTop}
/>
) : null}
</Footer>
);
};
export const SiteFooter = forwardRef(SiteFooterWithRef);
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