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import { getPublishedPosts } from '@services/graphql/queries';
import { ArticlePreview } from '@ts/types/articles';
import { PostsList } from '@ts/types/blog';
import { settings } from '@utils/config';
import { Feed } from 'feed';
const getAllPosts = async (): Promise<ArticlePreview[]> => {
const posts: ArticlePreview[] = [];
let hasNextPage = true;
let after = undefined;
do {
const postsList: PostsList = await getPublishedPosts({ first: 10, after });
posts.push(...postsList.posts);
hasNextPage = postsList.pageInfo.hasNextPage;
after = postsList.pageInfo.endCursor;
} while (hasNextPage);
return posts;
};
export const generateFeed = async () => {
const websiteUrl = process.env.FRONTEND_URL ? process.env.FRONTEND_URL : '';
const author = {
name: settings.name,
email: process.env.AUTHOR_EMAIL,
link: websiteUrl,
};
const copyright = `${settings.name} CC BY SA ${settings.copyright.startYear} - ${settings.copyright.endYear}`;
const title = `${settings.name} | ${settings.baseline.fr}`;
const feed = new Feed({
author,
copyright,
description: process.env.FEED_DESCRIPTION,
feedLinks: {
json: `${websiteUrl}/feed/json`,
atom: `${websiteUrl}/feed/atom`,
},
generator: 'Feed & NextJS',
id: websiteUrl,
language: settings.locales.defaultLocale,
link: websiteUrl,
title,
});
const posts = await getAllPosts();
posts.forEach((post) => {
feed.addItem({
content: post.intro,
date: new Date(post.dates.publication),
description: post.intro,
id: post.id,
link: `${websiteUrl}/article/${post.slug}`,
title: post.title,
});
});
return feed;
};
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