1 files changed, 16 insertions, 0 deletions
diff --git a/src/hooks.server.ts b/src/hooks.server.ts
new file mode 100644
index 0000000..ef64e7f
--- /dev/null
+++ b/src/hooks.server.ts
@@ -0,0 +1,16 @@
+import type { Handle } from '@sveltejs/kit';
+
+export const handle: Handle = async ({ event, resolve }) => {
+	let userid = event.cookies.get('userid');
+
+	if (!userid) {
+		// if this is the first time the user has visited this app,
+		// set a cookie so that we recognise them when they return
+		userid = crypto.randomUUID();
+		event.cookies.set('userid', userid, { path: '/' });
+	}
+
+	event.locals.userid = userid;
+
+	return resolve(event);
+};