init

lib/getBlogs.ts

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+import { DEFAULT_LOCALE } from '@/i18n/routing';
+import { BlogPost } from '@/types/blog';
+import fs from 'fs';
+import matter from 'gray-matter';
+import path from 'path';
+
+const POSTS_BATCH_SIZE = 10;
+
+export async function getPosts(locale: string = DEFAULT_LOCALE): Promise<{ posts: BlogPost[] }> {
+  const postsDirectory = path.join(process.cwd(), 'blogs', locale);
+
+  // is directory exist
+  if (!fs.existsSync(postsDirectory)) {
+    return { posts: [] };
+  }
+
+  let filenames = await fs.promises.readdir(postsDirectory);
+  filenames = filenames.reverse();
+
+  let allPosts: BlogPost[] = [];
+
+  // read file by batch
+  for (let i = 0; i < filenames.length; i += POSTS_BATCH_SIZE) {
+    const batchFilenames = filenames.slice(i, i + POSTS_BATCH_SIZE);
+
+    const batchPosts: BlogPost[] = await Promise.all(
+      batchFilenames.map(async (filename) => {
+        const fullPath = path.join(postsDirectory, filename);
+        const fileContents = await fs.promises.readFile(fullPath, 'utf8');
+
+        const { data, content } = matter(fileContents);
+
+        return {
+          locale, // use locale parameter
+          title: data.title,
+          description: data.description,
+          image: data.image || '',
+          slug: data.slug,
+          tags: data.tags,
+          date: data.date,
+          visible: data.visible || 'published',
+          pin: data.pin || false,
+          content,
+          metadata: data,
+        };
+      })
+    );
+
+    allPosts.push(...batchPosts);
+  }
+
+  // filter out non-published articles
+  allPosts = allPosts.filter(post => post.visible === 'published');
+
+  // sort posts by pin and date
+  allPosts = allPosts.sort((a, b) => {
+    if (a.pin !== b.pin) {
+      return (b.pin ? 1 : 0) - (a.pin ? 1 : 0);
+    }
+    return new Date(b.date).getTime() - new Date(a.date).getTime();
+  });
+
+  return {
+    posts: allPosts,
+  };
+}