Prmbr/middleware.ts
2025-07-29 22:21:16 +08:00

106 lines
2.6 KiB
TypeScript

import { createServerClient } from '@supabase/ssr'
import { NextResponse, type NextRequest } from 'next/server'
import { locales, defaultLocale } from './src/i18n/config'
function getLocaleFromHeaders(acceptLanguage: string | null): string {
if (!acceptLanguage) return defaultLocale;
const languages = acceptLanguage
.split(',')
.map(lang => lang.split(';')[0].trim().toLowerCase());
// Check for exact matches first
for (const lang of languages) {
if (locales.includes(lang as any)) {
return lang;
}
}
// Check for language prefix matches (e.g., 'zh-CN' -> 'zh')
for (const lang of languages) {
const prefix = lang.split('-')[0];
if (locales.includes(prefix as any)) {
return prefix;
}
}
return defaultLocale;
}
export async function middleware(request: NextRequest) {
let response = NextResponse.next({
request: {
headers: request.headers,
},
})
// Handle locale detection and cookie setting
const currentLocale = request.cookies.get('locale')?.value;
const acceptLanguage = request.headers.get('accept-language');
if (!currentLocale) {
const detectedLocale = getLocaleFromHeaders(acceptLanguage);
response.cookies.set('locale', detectedLocale, {
maxAge: 60 * 60 * 24 * 365, // 1 year
httpOnly: false,
secure: process.env.NODE_ENV === 'production',
sameSite: 'lax',
});
}
const supabase = createServerClient(
process.env.NEXT_PUBLIC_SUPABASE_URL!,
process.env.NEXT_PUBLIC_SUPABASE_ANON_KEY!,
{
cookies: {
get(name: string) {
return request.cookies.get(name)?.value
},
set(name: string, value: string, options: any) {
request.cookies.set({
name,
value,
...options,
})
response = NextResponse.next({
request: {
headers: request.headers,
},
})
response.cookies.set({
name,
value,
...options,
})
},
remove(name: string, options: any) {
request.cookies.set({
name,
value: '',
...options,
})
response = NextResponse.next({
request: {
headers: request.headers,
},
})
response.cookies.set({
name,
value: '',
...options,
})
},
},
}
)
await supabase.auth.getUser()
return response
}
export const config = {
matcher: [
'/((?!_next/static|_next/image|favicon.ico|.*\\.(?:svg|png|jpg|jpeg|gif|webp)$).*)',
],
}