- Adapted the exam to store all of its information to Zustand;

- Made it so, every time there is a change or every X seconds, it saves the session;

src/pages/api/sessions/[id].ts

@@ -0,0 +1,53 @@
+// Next.js API route support: https://nextjs.org/docs/api-routes/introduction
+import type {NextApiRequest, NextApiResponse} from "next";
+import {app} from "@/firebase";
+import {getFirestore, doc, getDoc, deleteDoc} from "firebase/firestore";
+import {withIronSessionApiRoute} from "iron-session/next";
+import {sessionOptions} from "@/lib/session";
+
+const db = getFirestore(app);
+
+export default withIronSessionApiRoute(handler, sessionOptions);
+
+async function handler(req: NextApiRequest, res: NextApiResponse) {
+	if (req.method === "GET") return get(req, res);
+	if (req.method === "DELETE") return del(req, res);
+}
+
+async function get(req: NextApiRequest, res: NextApiResponse) {
+	if (!req.session.user) {
+		res.status(401).json({ok: false});
+		return;
+	}
+
+	const {id} = req.query as {id: string};
+
+	const docRef = doc(db, "sessions", id);
+	const docSnap = await getDoc(docRef);
+
+	if (docSnap.exists()) {
+		res.status(200).json({
+			id: docSnap.id,
+			...docSnap.data(),
+		});
+	} else {
+		res.status(404).json(undefined);
+	}
+}
+
+async function del(req: NextApiRequest, res: NextApiResponse) {
+	if (!req.session.user) {
+		res.status(401).json({ok: false});
+		return;
+	}
+
+	const {id} = req.query as {id: string};
+
+	const docRef = doc(db, "sessions", id);
+	const docSnap = await getDoc(docRef);
+
+	if (!docSnap.exists()) return res.status(404).json({ok: false});
+
+	await deleteDoc(docRef);
+	return res.status(200).json({ok: true});
+}