refactor: organize and categorize functions

src/utils/content.ts

@@ -1,6 +1,6 @@
 import type { CollectionEntry } from 'astro:content'
 import themeConfig from '@/config'
-import { langPath } from '@/i18n/ui'
+import { supportedLangs } from '@/i18n/ui'
 import { getCollection } from 'astro:content'
 
 // Type definitions
@@ -52,7 +52,7 @@ export async function getPosts(lang?: string) {
     'posts',
     ({ data }: Post) => {
       const shouldInclude = import.meta.env.DEV || !data.draft
-      if (!langPath.includes(currentLang)) {
+      if (!supportedLangs.includes(currentLang)) {
         return shouldInclude && data.lang === ''
       }
       return shouldInclude && (data.lang === currentLang || data.lang === '')

src/utils/page.ts

@@ -0,0 +1,39 @@
+import { moreLocales } from '@/i18n/config'
+import { getLangFromPath } from '@/i18n/lang'
+import { getLocalizedPath } from '@/i18n/path'
+
+// Removes leading and trailing slashes from a path
+export function cleanPath(path: string) {
+  return path.replace(/^\/|\/$/g, '')
+}
+// Checks if the current path is the home/post/tag/about page
+export function isHomePage(path: string) {
+  const clean = cleanPath(path)
+  return clean === '' || moreLocales.includes(clean)
+}
+export function isPostPage(path: string) {
+  const clean = cleanPath(path)
+  return clean.startsWith('posts') || moreLocales.some(lang => clean.startsWith(`${lang}/posts`))
+}
+export function isTagPage(path: string) {
+  const clean = cleanPath(path)
+  return clean.startsWith('tags') || moreLocales.some(lang => clean.startsWith(`${lang}/tags`))
+}
+export function isAboutPage(path: string) {
+  const clean = cleanPath(path)
+  return clean.startsWith('about') || moreLocales.some(lang => clean.startsWith(`${lang}/about`))
+}
+
+// Returns page context including language and page type information
+export function getPageInfo(path: string) {
+  const currentLang = getLangFromPath(path)
+
+  return {
+    currentLang,
+    isHome: isHomePage(path),
+    isPost: isPostPage(path),
+    isTag: isTagPage(path),
+    isAbout: isAboutPage(path),
+    getLocalizedPath: (targetPath: string) => getLocalizedPath(targetPath, currentLang),
+  }
+}