fix(i18n): lang in metada

src/lib/getcontent.ts

@@ -60,46 +60,40 @@ type BlogMetadata = {
 async function getBlogMetadata(lang: string): Promise<BlogMetadata[]> {
  const allSlugs = getAllSlugs('posts');
  const blogMetadata: BlogMetadata[] = [];
- for (const slug of allSlugs) {
+
+ const langSpecificSlugs = allSlugs.filter(slug => slug.lang === lang);
+
+ const uniqueSlugs = langSpecificSlugs.filter(
+ (v, i, a) => a.findIndex(t => t.slug === v.slug) === i
+ );
+ const enSlugs = allSlugs.filter(slug => slug.lang === 'en');
+ uniqueSlugs.push(...enSlugs);
+
+ for (const slug of uniqueSlugs) {
  const rawContent = getContentBySlug(`posts/${slug.slug}`, slug.lang);
+
  if (rawContent) {
  const { frontmatter } = await compileMDX<BlogFrontMatter>({
  source: rawContent,
  options: { parseFrontmatter: true },
  });
- const blogMeta: BlogMetadata = {
+
+ blogMetadata.push({
  slug: slug.slug,
  lang: slug.lang,
  thumbnail: frontmatter.thumbnail,
  title: frontmatter.title,
  description: frontmatter.description,
  date: frontmatter.date,
- };
- blogMetadata.push(blogMeta);
+ });
  }
  }
 
- const uniqueBlogMetadata: BlogMetadata[] = [];
- blogMetadata.forEach(blogMeta => {
- const isExist = uniqueBlogMetadata.find(
- meta => meta.slug === blogMeta.slug
- );
- if (isExist) {
- const index = uniqueBlogMetadata.findIndex(
- meta => meta.slug === blogMeta.slug
- );
- uniqueBlogMetadata[index].lang = lang;
- } else {
- uniqueBlogMetadata.push(blogMeta);
- }
- });
-
- uniqueBlogMetadata.sort((a, b) => {
+ return blogMetadata.sort((a, b) => {
  const dateA = new Date(a.date);
  const dateB = new Date(b.date);
  return dateB.getTime() - dateA.getTime();
  });
- return uniqueBlogMetadata;
 }
 
 async function getRssData() {