feat: add internationalization support with next-intl

2026-09-08 16:56:37 +08:00 · 2025-10-13 00:57:32 +08:00
parent 0fcc4b9e85
commit d175017b51
46 changed files with 1436 additions and 432 deletions
@@ -0,0 +1,148 @@
+import { NextIntlClientProvider } from "next-intl"
+import { notFound } from "next/navigation"
+import { getTranslations } from "next-intl/server"
+import { i18n, type Locale } from "@/i18n/config"
+import type { Metadata, Viewport } from "next"
+import { FloatMenu } from "@/components/float-menu"
+import { ThemeProvider } from "@/components/theme/theme-provider"
+import { Toaster } from "@/components/ui/toaster"
+import { cn } from "@/lib/utils"
+import { zpix } from "../fonts"
+import "../globals.css"
+import { Providers } from "../providers"
+
+export const runtime = "edge"
+
+export const viewport: Viewport = {
+  themeColor: '#826DD9',
+  width: 'device-width',
+  initialScale: 1,
+  maximumScale: 1,
+  userScalable: false,
+}
+
+async function getMessages(locale: Locale) {
+  try {
+    const common = (await import(`@/i18n/messages/${locale}/common.json`)).default
+    const home = (await import(`@/i18n/messages/${locale}/home.json`)).default
+    const auth = (await import(`@/i18n/messages/${locale}/auth.json`)).default
+    const metadata = (await import(`@/i18n/messages/${locale}/metadata.json`)).default
+    const emails = (await import(`@/i18n/messages/${locale}/emails.json`)).default
+    const profile = (await import(`@/i18n/messages/${locale}/profile.json`)).default
+    return { common, home, auth, metadata, emails, profile }
+  } catch (error) {
+    console.error(`Failed to load messages for locale ${locale}:`, error)
+    return { common: {}, home: {}, auth: {}, metadata: {}, emails: {}, profile: {} }
+  }
+}
+
+export async function generateMetadata({
+  params,
+}: {
+  params: Promise<{ locale: string }>
+}): Promise<Metadata> {
+  const { locale: localeFromParams } = await params
+  const locale = localeFromParams as Locale
+  const t = await getTranslations({ locale, namespace: "metadata" })
+
+  const baseUrl = process.env.NEXT_PUBLIC_BASE_URL || "https://moemail.app"
+  
+  // Generate hreflang links for all supported locales
+  const languages: Record<string, string> = {}
+  i18n.locales.forEach((loc) => {
+    languages[loc] = `${baseUrl}/${loc}`
+  })
+
+  return {
+    title: t("title"),
+    description: t("description"),
+    keywords: t("keywords"),
+    authors: [{ name: "SoftMoe Studio" }],
+    creator: "SoftMoe Studio",
+    publisher: "SoftMoe Studio",
+    robots: {
+      index: true,
+      follow: true,
+      googleBot: {
+        index: true,
+        follow: true,
+      },
+    },
+    openGraph: {
+      type: "website",
+      locale: locale === "zh-CN" ? "zh_CN" : locale,
+      url: `${baseUrl}/${locale}`,
+      title: t("title"),
+      description: t("description"),
+      siteName: "MoeMail",
+    },
+    twitter: {
+      card: "summary_large_image",
+      title: t("title"),
+      description: t("description"),
+    },
+    alternates: {
+      canonical: `${baseUrl}/${locale}`,
+      languages,
+    },
+    manifest: '/manifest.json',
+    icons: [
+      { rel: 'apple-touch-icon', url: '/icons/icon-192x192.png' },
+    ],
+  }
+}
+
+export default async function LocaleLayout({
+  children,
+  params,
+}: {
+  children: React.ReactNode
+  params: Promise<{ locale: string }>
+}) {
+  const { locale: localeFromParams } = await params
+  const locale = localeFromParams as Locale
+  if (!i18n.locales.includes(locale)) {
+    notFound()
+  }
+
+  const messages = await getMessages(locale)
+
+  return (
+    <html lang={locale} suppressHydrationWarning>
+      <head>
+        <meta name="application-name" content="MoeMail" />
+        <meta name="apple-mobile-web-app-capable" content="yes" />
+        <meta name="apple-mobile-web-app-status-bar-style" content="default" />
+        <meta name="apple-mobile-web-app-title" content="MoeMail" />
+        <meta name="format-detection" content="telephone=no" />
+        <meta name="mobile-web-app-capable" content="yes" />
+      </head>
+      <body 
+        className={cn(
+          zpix.variable,
+          "font-zpix min-h-screen antialiased",
+          "bg-background text-foreground",
+          "transition-colors duration-300"
+        )}
+      >
+        <ThemeProvider
+          attribute="class"
+          defaultTheme="system"
+          enableSystem
+          disableTransitionOnChange={false}
+          storageKey="temp-mail-theme"
+        >
+          <Providers>
+            <NextIntlClientProvider locale={locale} messages={messages}>
+              {children}
+              <FloatMenu />
+            </NextIntlClientProvider>
+          </Providers>
+          <Toaster />
+        </ThemeProvider>
+      </body>
+    </html>
+  )
+}
+
+