fix: logout redirect (#802)

www/app/(auth)/userInfo.tsx

@@ -2,13 +2,19 @@
 
 import { Spinner, Link } from "@chakra-ui/react";
 import { useAuth } from "../lib/AuthProvider";
+import { usePathname } from "next/navigation";
+import { getLogoutRedirectUrl } from "../lib/auth";
 
 export default function UserInfo() {
   const auth = useAuth();
+  const pathname = usePathname();
   const status = auth.status;
   const isLoading = status === "loading";
   const isAuthenticated = status === "authenticated";
   const isRefreshing = status === "refreshing";
+
+  const callbackUrl = getLogoutRedirectUrl(pathname);
+
   return isLoading ? (
     <Spinner size="xs" className="mx-3" />
   ) : !isAuthenticated && !isRefreshing ? (
@@ -26,7 +32,7 @@ export default function UserInfo() {
     <Link
       href="#"
       className="font-light px-2"
-      onClick={() => auth.signOut({ callbackUrl: "/" })}
+      onClick={() => auth.signOut({ callbackUrl })}
     >
       Log out
     </Link>

www/app/lib/auth.ts

@@ -18,3 +18,8 @@ export const LOGIN_REQUIRED_PAGES = [
 export const PROTECTED_PAGES = new RegExp(
   LOGIN_REQUIRED_PAGES.map((page) => `^${page}$`).join("|"),
 );
+
+export function getLogoutRedirectUrl(pathname: string): string {
+  const transcriptPagePattern = /^\/transcripts\/[^/]+$/;
+  return transcriptPagePattern.test(pathname) ? pathname : "/";
+}