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import type { FC, ReactElement, ReactNode } from 'react';
import { useIntl } from 'react-intl';
import type { PageLink } from '../../../../types';
import { getReadingTimeFrom } from '../../../../utils/helpers';
import { Link, Time, VisuallyHidden } from '../../../atoms';
import {
CardMeta,
type CardMetaProps,
MetaItem,
type MetaItemProps,
} from '../../../molecules';
const a11y = (chunks: ReactNode) => <VisuallyHidden>{chunks}</VisuallyHidden>;
export type PostPreviewMetaComment = {
/**
* The number of comments.
*/
count: number;
/**
* The post heading (used to generate an accessible label).
*/
postHeading: string;
/**
* An url to the comments section.
*/
url?: string;
};
export type PostPreviewMetaData = {
/**
* The author name.
*/
author?: string;
/**
* The number of comments on the post and eventually an url to read them.
*/
comments?: PostPreviewMetaComment;
/**
* The publication date of the post.
*/
publicationDate?: string;
/**
* The thematics attached to the post.
*/
thematics?: PageLink[];
/**
* The topics attached to the post.
*/
topics?: PageLink[];
/**
* The last modification date of the post.
*/
updateDate?: string;
/**
* The number of words in the post.
*/
wordsCount?: number;
};
export type PostPreviewMetaProps = Omit<CardMetaProps, 'children' | 'items'> & {
/**
* The post meta.
*/
meta: PostPreviewMetaData;
};
export const PostPreviewMeta: FC<PostPreviewMetaProps> = ({
meta,
...props
}) => {
const intl = useIntl();
const getAuthor = (author: string): ReactElement<MetaItemProps> => (
<MetaItem
label={intl.formatMessage({
defaultMessage: 'Written by:',
description: 'PostPreviewMeta: author label',
id: '2U7ixo',
})}
value={author}
/>
);
const getComments = (
comments: PostPreviewMetaComment
): ReactElement<MetaItemProps> => {
const commentsLabel = intl.formatMessage<ReactNode>(
{
defaultMessage:
'{commentsCount, plural, =0 {No comments} one {# comment} other {# comments}}<a11y> about {title}</a11y>',
description: 'PostPreviewMeta: comments count',
id: 'NfAn9N',
},
{
a11y,
commentsCount: comments.count,
title: comments.postHeading,
}
);
return (
<MetaItem
label={intl.formatMessage({
defaultMessage: 'Comments:',
description: 'PostPreviewMeta: comments label',
id: 'FCpPCm',
})}
value={
comments.url ? (
<Link href={comments.url}>{commentsLabel}</Link>
) : (
<>{commentsLabel}</>
)
}
/>
);
};
const getPublicationDate = (date: string): ReactElement<MetaItemProps> => (
<MetaItem
label={intl.formatMessage({
defaultMessage: 'Published on:',
description: 'PostPreviewMeta: publication date label',
id: '+6f4p1',
})}
value={<Time date={date} />}
/>
);
const getThematics = (thematics: PageLink[]): ReactElement<MetaItemProps> => (
<MetaItem
label={intl.formatMessage(
{
defaultMessage:
'{thematicsCount, plural, =0 {Thematics:} one {Thematic:} other {Thematics:}}',
description: 'PostPreviewMeta: thematics label',
id: '9MTBCG',
},
{ thematicsCount: thematics.length }
)}
value={thematics.map((thematic) => {
return {
id: `thematic-${thematic.id}`,
value: <Link href={thematic.url}>{thematic.name}</Link>,
};
})}
/>
);
const getTopics = (topics: PageLink[]): ReactElement<MetaItemProps> => (
<MetaItem
label={intl.formatMessage(
{
defaultMessage:
'{topicsCount, plural, =0 {Topics:} one {Topic:} other {Topics:}}',
description: 'PostPreviewMeta: topics label',
id: 'aBQYbE',
},
{ topicsCount: topics.length }
)}
value={topics.map((topic) => {
return {
id: `topic-${topic.id}`,
value: <Link href={topic.url}>{topic.name}</Link>,
};
})}
/>
);
const getUpdateDate = (date: string): ReactElement<MetaItemProps> => (
<MetaItem
label={intl.formatMessage({
defaultMessage: 'Updated on:',
description: 'PostPreviewMeta: update date label',
id: 'ZmRh0V',
})}
value={<Time date={date} />}
/>
);
const getReadingTime = (wordsCount: number): ReactElement<MetaItemProps> => (
<MetaItem
label={intl.formatMessage({
defaultMessage: 'Reading time:',
description: 'PostPreviewMeta: reading time label',
id: 'B1lS/v',
})}
value={intl.formatMessage(
{
defaultMessage:
'{minutesCount, plural, =0 {Less than one minute} one {# minute} other {# minutes}}',
description: 'PostPreviewMeta: rounded minutes count',
id: 'y+13Ax',
},
{ minutesCount: getReadingTimeFrom(wordsCount).inMinutes() }
)}
/>
);
return (
<CardMeta {...props}>
{meta.author ? getAuthor(meta.author) : null}
{meta.publicationDate ? getPublicationDate(meta.publicationDate) : null}
{meta.updateDate && meta.updateDate !== meta.publicationDate
? getUpdateDate(meta.updateDate)
: null}
{meta.wordsCount ? getReadingTime(meta.wordsCount) : null}
{meta.thematics ? getThematics(meta.thematics) : null}
{meta.topics ? getTopics(meta.topics) : null}
{meta.comments ? getComments(meta.comments) : null}
</CardMeta>
);
};
|
