From 5f3799ee75b3ac5cffe726023d8e5df129b919dd Mon Sep 17 00:00:00 2001
From: Armand Philippot <git@armandphilippot.com>
Date: Fri, 13 May 2022 19:29:41 +0200
Subject: chore: add Thematic page

---
 src/pages/blog/index.tsx        |  28 ++---
 src/pages/thematique/[slug].tsx | 247 ++++++++++++++++++++++++++++++++++++++++
 2 files changed, 259 insertions(+), 16 deletions(-)
 create mode 100644 src/pages/thematique/[slug].tsx

(limited to 'src/pages')

diff --git a/src/pages/blog/index.tsx b/src/pages/blog/index.tsx
index 05e73db..3acf6a9 100644
--- a/src/pages/blog/index.tsx
+++ b/src/pages/blog/index.tsx
@@ -24,6 +24,10 @@ import {
 } from '@ts/types/raw-data';
 import { settings } from '@utils/config';
 import { loadTranslation, type Messages } from '@utils/helpers/i18n';
+import {
+  getLinksListItems,
+  getPageLinkFromRawData,
+} from '@utils/helpers/pages';
 import usePagination from '@utils/hooks/use-pagination';
 import useSettings from '@utils/hooks/use-settings';
 import { GetStaticProps, NextPage } from 'next';
@@ -203,20 +207,6 @@ const BlogPage: NextPage<BlogPageProps> = ({
     setSize((prevSize) => prevSize + 1);
   };
 
-  const getLinksListItems = (
-    rawData: RawThematicPreview[] | RawTopicPreview[],
-    kind: 'thematic' | 'topic'
-  ): LinksListItems[] => {
-    const baseUrl = kind === 'thematic' ? '/thematique/' : '/sujet/';
-
-    return rawData.map((taxonomy) => {
-      return {
-        name: taxonomy.title,
-        url: `${baseUrl}${taxonomy.slug}`,
-      };
-    });
-  };
-
   const thematicsListTitle = intl.formatMessage({
     defaultMessage: 'Thematics',
     description: 'BlogPage: thematics list widget title',
@@ -251,13 +241,19 @@ const BlogPage: NextPage<BlogPageProps> = ({
         widgets={[
           <LinksListWidget
             key="thematics-list"
-            items={getLinksListItems(thematicsList, 'thematic')}
+            items={getLinksListItems(
+              thematicsList.map(getPageLinkFromRawData),
+              'thematic'
+            )}
             title={thematicsListTitle}
             level={2}
           />,
           <LinksListWidget
             key="topics-list"
-            items={getLinksListItems(topicsList, 'topic')}
+            items={getLinksListItems(
+              topicsList.map(getPageLinkFromRawData),
+              'topic'
+            )}
             title={topicsListTitle}
             level={2}
           />,
diff --git a/src/pages/thematique/[slug].tsx b/src/pages/thematique/[slug].tsx
new file mode 100644
index 0000000..dd7e80d
--- /dev/null
+++ b/src/pages/thematique/[slug].tsx
@@ -0,0 +1,247 @@
+import Heading from '@components/atoms/headings/heading';
+import { type BreadcrumbItem } from '@components/molecules/nav/breadcrumb';
+import PostsList, { type Post } from '@components/organisms/layout/posts-list';
+import LinksListWidget from '@components/organisms/widgets/links-list-widget';
+import PageLayout, {
+  type PageLayoutProps,
+} from '@components/templates/page/page-layout';
+import {
+  getAllThematicsSlugs,
+  getThematicBySlug,
+  getThematicsPreview,
+  getTotalThematics,
+} from '@services/graphql/thematics';
+import { type Article, type PageLink, type Thematic } from '@ts/types/app';
+import { loadTranslation, type Messages } from '@utils/helpers/i18n';
+import {
+  getLinksListItems,
+  getPageLinkFromRawData,
+  getPostMeta,
+} from '@utils/helpers/pages';
+import useSettings from '@utils/hooks/use-settings';
+import { GetStaticPaths, GetStaticProps, NextPage } from 'next';
+import Head from 'next/head';
+import { useRouter } from 'next/router';
+import Script from 'next/script';
+import { ParsedUrlQuery } from 'querystring';
+import { useIntl } from 'react-intl';
+import { Article as ArticleSchema, Graph, WebPage } from 'schema-dts';
+
+export type ThematicPageProps = {
+  currentThematic: Thematic;
+  thematics: PageLink[];
+  translation: Messages;
+};
+
+const ThematicPage: NextPage<ThematicPageProps> = ({
+  currentThematic,
+  thematics,
+}) => {
+  const { content, intro, meta, slug, title } = currentThematic;
+  const { articles, dates, seo, topics } = meta;
+  const intl = useIntl();
+  const homeLabel = intl.formatMessage({
+    defaultMessage: 'Home',
+    description: 'Breadcrumb: home label',
+    id: 'j5k9Fe',
+  });
+  const blogLabel = intl.formatMessage({
+    defaultMessage: 'Blog',
+    description: 'Breadcrumb: blog label',
+    id: 'Es52wh',
+  });
+  const breadcrumb: BreadcrumbItem[] = [
+    { id: 'home', name: homeLabel, url: '/' },
+    { id: 'blog', name: blogLabel, url: '/blog' },
+    { id: 'thematic', name: title, url: `/thematique/${slug}` },
+  ];
+
+  const headerMeta: PageLayoutProps['headerMeta'] = {
+    publication: { date: dates.publication },
+    update: dates.update ? { date: dates.update } : undefined,
+  };
+
+  const { website } = useSettings();
+  const { asPath } = useRouter();
+  const pageUrl = `${website.url}${asPath}`;
+  const pagePublicationDate = new Date(dates.publication);
+  const pageUpdateDate = dates.update ? new Date(dates.update) : undefined;
+
+  const webpageSchema: WebPage = {
+    '@id': `${pageUrl}`,
+    '@type': 'WebPage',
+    breadcrumb: { '@id': `${website.url}/#breadcrumb` },
+    name: seo.title,
+    description: seo.description,
+    inLanguage: website.locales.default,
+    reviewedBy: { '@id': `${website.url}/#branding` },
+    url: `${website.url}`,
+  };
+
+  const articleSchema: ArticleSchema = {
+    '@id': `${website.url}/#thematic`,
+    '@type': 'Article',
+    name: title,
+    description: intro,
+    author: { '@id': `${website.url}/#branding` },
+    copyrightYear: pagePublicationDate.getFullYear(),
+    creator: { '@id': `${website.url}/#branding` },
+    dateCreated: pagePublicationDate.toISOString(),
+    dateModified: pageUpdateDate && pageUpdateDate.toISOString(),
+    datePublished: pagePublicationDate.toISOString(),
+    editor: { '@id': `${website.url}/#branding` },
+    headline: title,
+    inLanguage: website.locales.default,
+    isPartOf: { '@id': `${website.url}/blog` },
+    license: 'https://creativecommons.org/licenses/by-sa/4.0/deed.fr',
+    mainEntityOfPage: { '@id': `${pageUrl}` },
+    subjectOf: { '@id': `${website.url}/blog` },
+  };
+
+  const schemaJsonLd: Graph = {
+    '@context': 'https://schema.org',
+    '@graph': [webpageSchema, articleSchema],
+  };
+
+  const getPosts = (array: Article[]): Post[] => {
+    return array.map((article) => {
+      const {
+        intro: articleIntro,
+        meta: articleMeta,
+        slug: articleSlug,
+        ...remainingData
+      } = article;
+
+      const { cover, ...remainingMeta } = articleMeta;
+
+      return {
+        cover,
+        excerpt: articleIntro,
+        meta: getPostMeta(remainingMeta),
+        url: `/article/${articleSlug}`,
+        ...remainingData,
+      };
+    });
+  };
+
+  const thematicsListTitle = intl.formatMessage({
+    defaultMessage: 'Other thematics',
+    description: 'ThematicPage: other thematics list widget title',
+    id: 'KVSWGP',
+  });
+
+  const topicsListTitle = intl.formatMessage({
+    defaultMessage: 'Related topics',
+    description: 'ThematicPage: related topics list widget title',
+    id: '/42Z0z',
+  });
+
+  return (
+    <>
+      <Head>
+        <title>{seo.title}</title>
+        <meta name="description" content={seo.description} />
+        <meta property="og:url" content={`${pageUrl}`} />
+        <meta property="og:type" content="article" />
+        <meta property="og:title" content={title} />
+        <meta property="og:description" content={intro} />
+      </Head>
+      <Script
+        id="schema-project"
+        type="application/ld+json"
+        dangerouslySetInnerHTML={{ __html: JSON.stringify(schemaJsonLd) }}
+      />
+      <PageLayout
+        breadcrumb={breadcrumb}
+        title={title}
+        intro={intro}
+        headerMeta={headerMeta}
+        widgets={
+          topics
+            ? [
+                <LinksListWidget
+                  key="thematics"
+                  items={getLinksListItems(thematics, 'thematic')}
+                  title={thematicsListTitle}
+                  level={2}
+                />,
+                <LinksListWidget
+                  key="related-topics"
+                  items={getLinksListItems(topics, 'topic')}
+                  title={topicsListTitle}
+                  level={2}
+                />,
+              ]
+            : []
+        }
+      >
+        <div dangerouslySetInnerHTML={{ __html: content }} />
+        {articles && (
+          <>
+            <Heading level={2}>
+              {intl.formatMessage(
+                {
+                  defaultMessage: 'All posts in {thematicName}',
+                  description: 'ThematicPage: posts list heading',
+                  id: 'LszkU6',
+                },
+                { thematicName: title }
+              )}
+            </Heading>
+            <PostsList
+              posts={getPosts(articles)}
+              total={articles.length}
+              titleLevel={3}
+              byYear={true}
+            />
+          </>
+        )}
+      </PageLayout>
+    </>
+  );
+};
+
+interface ThematicParams extends ParsedUrlQuery {
+  slug: string;
+}
+
+export const getStaticProps: GetStaticProps<ThematicPageProps> = async ({
+  locale,
+  params,
+}) => {
+  const currentThematic = await getThematicBySlug(
+    params!.slug as ThematicParams['slug']
+  );
+  const totalThematics = await getTotalThematics();
+  const allThematicsEdges = await getThematicsPreview({
+    first: totalThematics,
+  });
+  const allThematics = allThematicsEdges.edges.map((edge) =>
+    getPageLinkFromRawData(edge.node)
+  );
+  const translation = await loadTranslation(locale);
+
+  return {
+    props: {
+      currentThematic: JSON.parse(JSON.stringify(currentThematic)),
+      thematics: allThematics.filter(
+        (thematic) => thematic.slug !== (params!.slug as ThematicParams['slug'])
+      ),
+      translation,
+    },
+  };
+};
+
+export const getStaticPaths: GetStaticPaths = async () => {
+  const slugs = await getAllThematicsSlugs();
+  const paths = slugs.map((slug) => {
+    return { params: { slug } };
+  });
+
+  return {
+    paths,
+    fallback: false,
+  };
+};
+
+export default ThematicPage;
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