added RSS generating logic

next-app/.gitignore

@@ -22,3 +22,6 @@ yarn-error.log*
 
 # local env files
 .env*.local
+
+#RSS
+/public/feed.xml

next-app/api/index.js

@@ -1,10 +1,12 @@
 import path from 'path';
 import fsp from 'fs/promises';
+import fs from 'fs';
 
 import matter from 'gray-matter';
 import remarkGfm from 'remark-gfm';
 import rehypePrism from '@mapbox/rehype-prism';
 import { serialize } from 'next-mdx-remote/serialize';
+import { Feed } from 'feed';
 import findLastIndex from 'lodash.findlastindex';
 import capitalize from 'lodash.capitalize';
 
@@ -93,3 +95,43 @@ export const findPost = async (name, locale) => {
     content: compiledSource,
   };
 };
+
+export const generateRssFeed = async (locale) => {
+  const posts = await getPublishedPosts(locale);
+  const postsToShow = posts.filter(({ hidden = false }) => !hidden);
+
+  const siteURL = 'http://localhost:3000';
+  const date = new Date();
+
+  const feed = new Feed({
+    title: "Hexlet Guides",
+    description: "Полезные статьи и гайды для разработчиков",
+    id: siteURL,
+    link: siteURL,
+    language: locale,
+    image: `${siteURL}/favicon.ico`,
+    favicon: `${siteURL}/favicon.ico`,
+    updated: date, // today's date
+    feedLinks: {
+      rss2: `${siteURL}/feed.xml`,
+    },
+    author: 'Kirill Mokevnin',
+  });
+
+  postsToShow.forEach((post) => {
+    feed.addItem({
+      title: post.header,
+      id: post.sourceUrl,
+      link: post.sourceUrl,
+      description: post.summary,
+      content: post.content,
+      author: {
+        name: post.author,
+      },
+      // image: post.image,
+      // date: new Date(post.date),
+    });
+  });
+
+  fs.writeFileSync("./public/feed.xml", feed.rss2());
+};

next-app/package.json

@@ -20,6 +20,7 @@
     "@mapbox/rehype-prism": "^0.8.0",
     "bootstrap": "^5.1.3",
     "disqus-react": "^1.1.3",
+    "feed": "^4.2.2",
     "file-loader": "^6.2.0",
     "gray-matter": "^4.0.3",
     "lodash.capitalize": "^4.2.1",

next-app/pages/index.js

@@ -1,7 +1,7 @@
 import { useTranslation } from 'next-i18next';
 import { serverSideTranslations } from 'next-i18next/serverSideTranslations';
 
-import { getPostsList } from '../api/index.js';
+import { getPostsList, generateRssFeed } from '../api/index.js';
 import DefaultLayout from '../components/DefaultLayout.jsx';
 import HomePageInfo from '../components/HomePageInfo.jsx';
 
@@ -18,6 +18,7 @@ const Home = ({ posts }) => {
 export const getStaticProps = async ({ locale }) => ({
   props: {
     posts: await getPostsList(locale),
+    ...await generateRssFeed(locale),
     ...(await serverSideTranslations(locale, ['common'])),
   },
 });