feat: private route middleware

Author: eun-hak

src/middleware.ts

@@ -0,0 +1,38 @@
+import { NextResponse } from 'next/server';
+import type { NextRequest } from 'next/server';
+import { cookies } from 'next/headers';
+
+export function middleware(request: NextRequest) {
+  const getCookie = (key: string) => {
+    return cookies().get(key)?.value;
+  };
+  const token = getCookie('access_token');
+  const pathname = request.nextUrl.pathname;
+  // API 라우트나 정적 파일, 특정 정적 자원에 대한 요청을 건너뛰고, 페이지 요청에만 미들웨어를 적용합니다.
+  if (
+    pathname.startsWith('/api') ||
+    pathname.includes('.') ||
+    pathname.startsWith('/_next/static/') ||
+    pathname.startsWith('/favicon') ||
+    pathname === '/manifest.json' ||
+    pathname === '/firebase-messaging-sw.js' ||
+    pathname.startsWith('/icons/')
+  ) {
+    return NextResponse.next();
+  }
+  console.log('middleware', pathname);
+
+  if (
+    !token &&
+    pathname !== '/sign' &&
+    pathname !== '/signin' &&
+    pathname !== '/signup' &&
+    pathname !== '/find' &&
+    pathname !== '/search' &&
+    pathname !== '/'
+  ) {
+    return NextResponse.redirect(new URL('/sign', request.url));
+  }
+
+  return NextResponse.next();
+}