Implement multi tenancy

www/middleware.ts

@@ -1,22 +1,50 @@
-import type { NextRequest } from "next/server";
+import { NextResponse, NextRequest } from "next/server";
+import { get } from "@vercel/edge-config";
 
-import { fiefAuth } from "./app/lib/fief";
+import { FiefAuth, IUserInfoCache } from "@fief/fief/nextjs";
+import { getFiefAuth, getFiefAuthMiddleware } from "./app/lib/fief";
 
-let protectedPath: any = [];
-if (process.env.NEXT_PUBLIC_FEAT_LOGIN_REQUIRED === "1") {
-  protectedPath = [
-    {
-      matcher: "/transcripts/((?!new).*)",
-      parameters: {},
-    },
-    {
-      matcher: "/browse",
-      parameters: {},
-    },
-  ];
-}
-
-const authMiddleware = fiefAuth.middleware(protectedPath);
 export async function middleware(request: NextRequest) {
-  return authMiddleware(request);
+  const domain = request.nextUrl.hostname;
+  const config = await get(domain);
+
+  if (!config) return NextResponse.error();
+
+  // Feature-flag protedted paths
+  if (
+    !config["features"]["browse"] &&
+    request.nextUrl.pathname.startsWith("/browse")
+  ) {
+    return NextResponse.redirect(request.nextUrl.origin);
+  }
+
+  if (config["features"]["requireLogin"]) {
+    const fiefMiddleware = await getFiefAuthMiddleware(request.nextUrl);
+    const fiefResponse = fiefMiddleware(request);
+    if (
+      request.nextUrl.pathname == "/" ||
+      request.nextUrl.pathname.startsWith("/transcripts") ||
+      request.nextUrl.pathname.startsWith("/browse")
+    ) {
+      // return fiefAuthMiddleware(domain, config['auth_callback_url'])(request, {rewrite: request.nextUrl.origin + "/" + domain + request.nextUrl.pathname})
+      const response = NextResponse.rewrite(
+        request.nextUrl.origin + "/" + domain + request.nextUrl.pathname,
+      );
+      // response = (await fiefResponse).headers
+      return response;
+    }
+    return fiefResponse;
+  }
+
+  if (
+    request.nextUrl.pathname == "/" ||
+    request.nextUrl.pathname.startsWith("/transcripts") ||
+    request.nextUrl.pathname.startsWith("/browse")
+  ) {
+    return NextResponse.rewrite(
+      request.nextUrl.origin + "/" + domain + request.nextUrl.pathname,
+    );
+  }
+
+  return NextResponse.next();
 }