feat: v1 — persistent shell, model gateway, artifact improvements (#1462)

proxy.ts

@@ -1,12 +1,10 @@
 import { type NextRequest, NextResponse } from "next/server";
+import { getToken } from "next-auth/jwt";
+import { guestRegex, isDevelopmentEnvironment } from "./lib/constants";
 
-export function proxy(request: NextRequest) {
+export async function proxy(request: NextRequest) {
   const { pathname } = request.nextUrl;
 
-  /*
-   * Playwright starts the dev server and requires a 200 status to
-   * begin the tests, so this ensures that the tests can start
-   */
   if (pathname.startsWith("/ping")) {
     return new Response("pong", { status: 200 });
   }
@@ -15,6 +13,28 @@ export function proxy(request: NextRequest) {
     return NextResponse.next();
   }
 
+  const token = await getToken({
+    req: request,
+    secret: process.env.AUTH_SECRET,
+    secureCookie: !isDevelopmentEnvironment,
+  });
+
+  const base = process.env.NEXT_PUBLIC_BASE_PATH ?? "";
+
+  if (!token) {
+    const redirectUrl = encodeURIComponent(new URL(request.url).pathname);
+
+    return NextResponse.redirect(
+      new URL(`${base}/api/auth/guest?redirectUrl=${redirectUrl}`, request.url)
+    );
+  }
+
+  const isGuest = guestRegex.test(token?.email ?? "");
+
+  if (token && !isGuest && ["/login", "/register"].includes(pathname)) {
+    return NextResponse.redirect(new URL(`${base}/`, request.url));
+  }
+
   return NextResponse.next();
 }
 
@@ -26,12 +46,6 @@ export const config = {
     "/login",
     "/register",
 
-    /*
-     * Match all request paths except for the ones starting with:
-     * - _next/static (static files)
-     * - _next/image (image optimization files)
-     * - favicon.ico, sitemap.xml, robots.txt (metadata files)
-     */
     "/((?!_next/static|_next/image|favicon.ico|sitemap.xml|robots.txt).*)",
   ],
 };