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api.js
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api.js
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import fs from 'fs';
import { join } from 'path';
import matter from 'gray-matter';
const postsDirectory = join(process.cwd(), '_posts');
export function getPostSlugs() {
return fs.readdirSync(postsDirectory);
}
export function getPostBySlug(slug, fields = []) {
const realSlug = slug.replace(/\.md$/, '');
const fullPath = join(postsDirectory, `${realSlug}/${realSlug}.md`);
const fileContents = fs.readFileSync(fullPath, 'utf8');
const { data, content } = matter(fileContents);
const items = {};
// Ensure only the minimal needed data is exposed
fields.forEach((field) => {
if (data[field]) {
items[field] = data[field];
}
if (field === 'slug') {
items[field] = realSlug;
}
if (field === 'content') {
items[field] = content;
}
if (field === 'truncatedContent') {
items[field] = content.substring(0, 150);
}
});
return items;
}
export function getAllPosts(fields = []) {
const slugs = getPostSlugs();
console.log(slugs);
const posts = slugs
.map((slug) => getPostBySlug(slug, fields))
.sort((post1, post2) => (post1.date > post2.date ? -1 : 1));
return posts;
}