feat: DTOSS-12156 Ineffective session termination (#1884)

HarmeetRandhawa-NHS · web-flow · commit f4d0954e40cd · 2026-04-22T11:55:56.000Z
* updated delete function to remove record from demographic table

* updated tests

* implemented inactive session handling

* removed comments
diff --git a/application/CohortManager/src/Web/app/components/sessionTracker.tsx b/application/CohortManager/src/Web/app/components/sessionTracker.tsx
@@ -0,0 +1,18 @@
+"use client";
+
+import { useCallback } from "react";
+import { useIdleTimer } from "react-idle-timer";
+import { signOut } from "next-auth/react";
+
+export default function IdleLogout() {
+  const onIdle = useCallback(() => {
+    signOut({ callbackUrl: "/" });
+  }, []);
+
+  useIdleTimer({
+    onIdle,
+    timeout: 60 * 1000,
+    debounce: 500,
+  });
+  return null;
+}
diff --git a/application/CohortManager/src/Web/app/layout.tsx b/application/CohortManager/src/Web/app/layout.tsx
@@ -1,6 +1,7 @@
 import type { Metadata } from "next";
 import Header from "@/app/components/header";
 import Footer from "@/app/components/footer";
+import IdleLogout from "./components/sessionTracker";
 import "./globals.scss";
 
 export const metadata: Metadata = {
@@ -37,6 +38,7 @@ export default function RootLayout({
     <html lang="en">
       <body>
         <Header serviceName={serviceName} />
+        <IdleLogout />
         <div className="nhsuk-width-container">{children}</div>
         <Footer />
       </body>
diff --git a/application/CohortManager/src/Web/package-lock.json b/application/CohortManager/src/Web/package-lock.json
diff --git a/application/CohortManager/src/Web/package.json b/application/CohortManager/src/Web/package.json
@@ -22,6 +22,7 @@
     "nhsuk-frontend": "^10.0.0-internal.0",
     "react": "19.1.0",
     "react-dom": "19.1.0",
+    "react-idle-timer": "^5.7.3",
     "zod": "^4.0.17"
   },
   "devDependencies": {
