Unfinished grading attempt at solving it

src/pages/api/stats/updateDisabled.ts

@@ -0,0 +1,42 @@
+// Next.js API route support: https://nextjs.org/docs/api-routes/introduction
+import type { NextApiRequest, NextApiResponse } from "next";
+import client from "@/lib/mongodb";
+import { withIronSessionApiRoute } from "iron-session/next";
+import { sessionOptions } from "@/lib/session";
+import { Stat } from "@/interfaces/user";
+import { requestUser } from "@/utils/api";
+import { UserSolution } from "@/interfaces/exam";
+
+const db = client.db(process.env.MONGODB_DB);
+
+export default withIronSessionApiRoute(handler, sessionOptions);
+
+async function handler(req: NextApiRequest, res: NextApiResponse) {
+    if (req.method === "POST") return post(req, res);
+}
+
+interface Body {
+    solutions: UserSolution[];
+    sessionID: string;
+}
+
+async function post(req: NextApiRequest, res: NextApiResponse) {
+    const user = await requestUser(req, res)
+    if (!user) return res.status(401).json({ ok: false });
+
+    const { solutions, sessionID } = req.body as Body;
+
+    const disabledStats = await db.collection("stats").find({ user: user.id, session: sessionID, disabled: true }).toArray();
+
+    await Promise.all(disabledStats.map(async (stat) => {
+        const matchingSolution = solutions.find(s => s.exercise === stat.exercise);
+        if (matchingSolution) {
+            await db.collection("stats").updateOne(
+                { id: stat.id },
+                { $set: { ...matchingSolution } }
+            );
+        }
+    }));
+
+    return res.status(200).json({ ok: true });
+}