📄 Huge intl feature

lib/markdown.ts

@@ -33,7 +33,7 @@ export function calculateReadingTime(content: string): number {
   return Math.ceil(words / wordsPerMinute)
 }
 
-export function validateFrontmatter(data: any): FrontMatter {
+export function validateFrontmatter(data: any, locale?: string): FrontMatter {
   if (!data.title || typeof data.title !== 'string') {
     throw new Error('Invalid title')
   }
@@ -60,15 +60,19 @@ export function validateFrontmatter(data: any): FrontMatter {
     author: data.author,
     category: data.category,
     tags: data.tags,
+    locale: data.locale || locale || 'en',
     image: data.image,
     draft: data.draft || false,
   }
 }
 
-export async function getPostBySlug(slug: string | string[]): Promise<Post | null> {
+export async function getPostBySlug(
+  slug: string | string[],
+  locale: string = 'en'
+): Promise<Post | null> {
   const slugArray = Array.isArray(slug) ? slug : slug.split('/')
   const sanitized = slugArray.map(s => sanitizePath(s))
-  const fullPath = path.join(POSTS_PATH, ...sanitized) + '.md'
+  const fullPath = path.join(POSTS_PATH, locale, ...sanitized) + '.md'
 
   if (!fs.existsSync(fullPath)) {
     return null
@@ -76,7 +80,7 @@ export async function getPostBySlug(slug: string | string[]): Promise<Post | nul
 
   const fileContents = fs.readFileSync(fullPath, 'utf8')
   const { data, content } = matter(fileContents)
-  const frontmatter = validateFrontmatter(data)
+  const frontmatter = validateFrontmatter(data, locale)
 
   const processed = await remark()
     .use(remarkGfm)
@@ -85,13 +89,14 @@ export async function getPostBySlug(slug: string | string[]): Promise<Post | nul
       publicDir: 'public/blog',
       currentSlug: sanitized.join('/'),
     })
-    .use(remarkInternalLinks)
+    .use(remarkInternalLinks, { locale })
     .process(content)
 
   const processedContent = processed.toString()
 
   return {
     slug: sanitized.join('/'),
+    locale,
     frontmatter,
     content: processedContent,
     readingTime: calculateReadingTime(processedContent),
@@ -99,8 +104,14 @@ export async function getPostBySlug(slug: string | string[]): Promise<Post | nul
   }
 }
 
-export async function getAllPosts(includeContent = false): Promise<Post[]> {
+export async function getAllPosts(locale: string = 'en', includeContent = false): Promise<Post[]> {
   const posts: Post[] = []
+  const localeDir = path.join(POSTS_PATH, locale)
+
+  if (!fs.existsSync(localeDir)) {
+    console.warn(`Locale directory not found: ${localeDir}`)
+    return []
+  }
 
   async function walkDir(dir: string, prefix = ''): Promise<void> {
     const files = fs.readdirSync(dir)
@@ -114,7 +125,7 @@ export async function getAllPosts(includeContent = false): Promise<Post[]> {
       } else if (file.endsWith('.md')) {
         const slug = prefix ? `${prefix}/${file.replace(/\.md$/, '')}` : file.replace(/\.md$/, '')
         try {
-          const post = await getPostBySlug(slug.split('/'))
+          const post = await getPostBySlug(slug.split('/'), locale)
           if (post && !post.frontmatter.draft) {
             posts.push(includeContent ? post : { ...post, content: '' })
           }
@@ -125,20 +136,22 @@ export async function getAllPosts(includeContent = false): Promise<Post[]> {
     }
   }
 
-  if (fs.existsSync(POSTS_PATH)) {
-    await walkDir(POSTS_PATH)
-  }
+  await walkDir(localeDir)
 
   return posts.sort(
     (a, b) => new Date(b.frontmatter.date).getTime() - new Date(a.frontmatter.date).getTime()
   )
 }
 
-export async function getRelatedPosts(currentSlug: string, limit = 3): Promise<Post[]> {
-  const currentPost = await getPostBySlug(currentSlug)
+export async function getRelatedPosts(
+  currentSlug: string,
+  locale: string = 'en',
+  limit = 3
+): Promise<Post[]> {
+  const currentPost = await getPostBySlug(currentSlug, locale)
   if (!currentPost) return []
 
-  const allPosts = await getAllPosts(false)
+  const allPosts = await getAllPosts(locale, false)
   const { category, tags } = currentPost.frontmatter
 
   const scored = allPosts
@@ -155,8 +168,13 @@ export async function getRelatedPosts(currentSlug: string, limit = 3): Promise<P
   return scored.slice(0, limit).map(({ post }) => post)
 }
 
-export function getAllPostSlugs(): string[][] {
+export function getAllPostSlugs(locale: string = 'en'): string[][] {
   const slugs: string[][] = []
+  const localeDir = path.join(POSTS_PATH, locale)
+
+  if (!fs.existsSync(localeDir)) {
+    return []
+  }
 
   function walkDir(dir: string, prefix: string[] = []): void {
     const files = fs.readdirSync(dir)
@@ -173,9 +191,26 @@ export function getAllPostSlugs(): string[][] {
     }
   }
 
-  if (fs.existsSync(POSTS_PATH)) {
-    walkDir(POSTS_PATH)
-  }
+  walkDir(localeDir)
 
   return slugs
 }
+
+export async function getAvailableLocales(slug: string): Promise<string[]> {
+  const locales = ['en', 'ro']
+  const available: string[] = []
+
+  for (const locale of locales) {
+    const post = await getPostBySlug(slug, locale)
+    if (post) {
+      available.push(locale)
+    }
+  }
+
+  return available
+}
+
+export async function getPostCount(locale: string): Promise<number> {
+  const posts = await getAllPosts(locale, false)
+  return posts.length
+}

lib/remark-internal-links.ts

@@ -7,6 +7,10 @@ interface LinkNode extends Node {
   children: Node[]
 }
 
+interface Options {
+  locale?: string
+}
+
 /**
  * Detects internal blog post links:
  * - Relative paths (no http/https)
@@ -24,11 +28,11 @@ function isInternalBlogLink(url: string): boolean {
 
 /**
  * Transforms internal .md links to blog routes:
- * - tech/article.md → /blog/tech/article
- * - article.md#section → /blog/article#section
- * - nested/path/post.md?ref=foo → /blog/nested/path/post?ref=foo
+ * - tech/article.md → /[locale]/blog/tech/article
+ * - article.md#section → /[locale]/blog/article#section
+ * - nested/path/post.md?ref=foo → /[locale]/blog/nested/path/post?ref=foo
  */
-function transformToBlogPath(url: string): string {
+function transformToBlogPath(url: string, locale: string = 'en'): string {
   // Split into path, hash, and query
   const hashIndex = url.indexOf('#')
   const queryIndex = url.indexOf('?')
@@ -50,17 +54,19 @@ function transformToBlogPath(url: string): string {
   // Remove .md extension
   const cleanPath = path.replace(/\.md$/, '')
 
-  // Build final URL
-  return `/blog/${cleanPath}${query}${hash}`
+  // Build final URL with locale prefix
+  return `/${locale}/blog/${cleanPath}${query}${hash}`
 }
 
-export function remarkInternalLinks() {
+export function remarkInternalLinks(options: Options = {}) {
+  const locale = options.locale || 'en'
+
   return (tree: Node) => {
     visit(tree, 'link', (node: Node) => {
       const linkNode = node as LinkNode
 
       if (isInternalBlogLink(linkNode.url)) {
-        linkNode.url = transformToBlogPath(linkNode.url)
+        linkNode.url = transformToBlogPath(linkNode.url, locale)
       }
     })
   }

lib/tags.ts

@@ -25,8 +25,8 @@ export function slugifyTag(tag: string): string {
     .replace(/^-|-$/g, '')
 }
 
-export async function getAllTags(): Promise<TagInfo[]> {
-  const posts = await getAllPosts()
+export async function getAllTags(locale: string = 'en'): Promise<TagInfo[]> {
+  const posts = await getAllPosts(locale)
   const tagMap = new Map<string, number>()
 
   posts.forEach(post => {
@@ -46,8 +46,8 @@ export async function getAllTags(): Promise<TagInfo[]> {
     .sort((a, b) => b.count - a.count)
 }
 
-export async function getPostsByTag(tagSlug: string): Promise<Post[]> {
-  const posts = await getAllPosts()
+export async function getPostsByTag(tagSlug: string, locale: string = 'en'): Promise<Post[]> {
+  const posts = await getAllPosts(locale)
 
   return posts.filter(post => {
     const tags = post.frontmatter.tags?.filter(Boolean) || []
@@ -55,18 +55,18 @@ export async function getPostsByTag(tagSlug: string): Promise<Post[]> {
   })
 }
 
-export async function getTagInfo(tagSlug: string): Promise<TagInfo | null> {
-  const allTags = await getAllTags()
+export async function getTagInfo(tagSlug: string, locale: string = 'en'): Promise<TagInfo | null> {
+  const allTags = await getAllTags(locale)
   return allTags.find(tag => tag.slug === tagSlug) || null
 }
 
-export async function getPopularTags(limit = 10): Promise<TagInfo[]> {
-  const allTags = await getAllTags()
+export async function getPopularTags(locale: string = 'en', limit = 10): Promise<TagInfo[]> {
+  const allTags = await getAllTags(locale)
   return allTags.slice(0, limit)
 }
 
-export async function getRelatedTags(tagSlug: string, limit = 5): Promise<TagInfo[]> {
-  const posts = await getPostsByTag(tagSlug)
+export async function getRelatedTags(tagSlug: string, locale: string = 'en', limit = 5): Promise<TagInfo[]> {
+  const posts = await getPostsByTag(tagSlug, locale)
   const relatedTagMap = new Map<string, number>()
 
   posts.forEach(post => {
@@ -107,8 +107,8 @@ export function validateTags(tags: any): string[] {
   return validTags
 }
 
-export async function getTagCloud(): Promise<Array<TagInfo & { size: 'sm' | 'md' | 'lg' | 'xl' }>> {
-  const tags = await getAllTags()
+export async function getTagCloud(locale: string = 'en'): Promise<Array<TagInfo & { size: 'sm' | 'md' | 'lg' | 'xl' }>> {
+  const tags = await getAllTags(locale)
   if (tags.length === 0) return []
 
   const maxCount = Math.max(...tags.map(t => t.count))

lib/types/frontmatter.ts

@@ -5,12 +5,14 @@ export interface FrontMatter {
   author: string
   category: string
   tags: string[]
+  locale: string
   image?: string
   draft?: boolean
 }
 
 export interface Post {
   slug: string
+  locale: string
   frontmatter: FrontMatter
   content: string
   readingTime: number