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import { getLayout } from '@components/Layouts/Layout';
import PostPreview from '@components/PostPreview/PostPreview';
import { t } from '@lingui/macro';
import { NextPageWithLayout } from '@ts/types/app';
import { SubjectProps, ThematicPreview } from '@ts/types/taxonomies';
import { loadTranslation } from '@utils/helpers/i18n';
import { GetStaticPaths, GetStaticProps, GetStaticPropsContext } from 'next';
import { ParsedUrlQuery } from 'querystring';
import styles from '@styles/pages/Page.module.scss';
import {
getAllSubjectsSlug,
getSubjectBySlug,
} from '@services/graphql/queries';
import PostHeader from '@components/PostHeader/PostHeader';
import { ArticleMeta } from '@ts/types/articles';
import { RelatedThematics, ToC, TopicsList } from '@components/Widgets';
import { useRef } from 'react';
import Head from 'next/head';
import Sidebar from '@components/Sidebar/Sidebar';
const Subject: NextPageWithLayout<SubjectProps> = ({ subject }) => {
const relatedThematics = useRef<ThematicPreview[]>([]);
const updateRelatedThematics = (newThematics: ThematicPreview[]) => {
newThematics.forEach((thematic) => {
const thematicIndex = relatedThematics.current.findIndex(
(relatedThematic) => relatedThematic.id === thematic.id
);
const hasThematic = thematicIndex === -1 ? false : true;
if (!hasThematic) relatedThematics.current.push(thematic);
});
};
const getPostsList = () => {
return [...subject.posts].reverse().map((post) => {
updateRelatedThematics(post.thematics);
return (
<li key={post.id} className={styles.item}>
<PostPreview post={post} titleLevel={3} />
</li>
);
});
};
const meta: ArticleMeta = {
dates: subject.dates,
website: subject.officialWebsite,
};
return (
<>
<Head>
<title>{subject.seo.title}</title>
<meta name="description" content={subject.seo.metaDesc} />
</Head>
<article
className={`${styles.article} ${styles['article--no-comments']}`}
>
<PostHeader
cover={subject.featuredImage}
intro={subject.intro}
meta={meta}
title={subject.title}
/>
<Sidebar position="left">
<ToC />
</Sidebar>
<div className={styles.body}>
<div dangerouslySetInnerHTML={{ __html: subject.content }}></div>
{subject.posts.length > 0 && (
<section className={styles.section}>
<h2>{t`All posts in ${subject.title}`}</h2>
<ol className={styles.list}>{getPostsList()}</ol>
</section>
)}
</div>
<Sidebar position="right">
<RelatedThematics thematics={relatedThematics.current} />
<TopicsList title={t`Other topics`} />
</Sidebar>
</article>
</>
);
};
Subject.getLayout = getLayout;
interface PostParams extends ParsedUrlQuery {
slug: string;
}
export const getStaticProps: GetStaticProps = async (
context: GetStaticPropsContext
) => {
const translation = await loadTranslation(
context.locale!,
process.env.NODE_ENV === 'production'
);
const { slug } = context.params as PostParams;
const subject = await getSubjectBySlug(slug);
const breadcrumbTitle = subject.title;
return {
props: {
breadcrumbTitle,
subject,
translation,
},
};
};
export const getStaticPaths: GetStaticPaths = async () => {
const allSlugs = await getAllSubjectsSlug();
return {
paths: allSlugs.map((post) => `/sujet/${post.slug}`),
fallback: true,
};
};
export default Subject;
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