Added the ability to generate a user code on the admin panel

src/pages/api/code.ts

@@ -0,0 +1,33 @@
+// Next.js API route support: https://nextjs.org/docs/api-routes/introduction
+import type {NextApiRequest, NextApiResponse} from "next";
+import {app} from "@/firebase";
+import {getFirestore, setDoc, doc} from "firebase/firestore";
+import {withIronSessionApiRoute} from "iron-session/next";
+import {sessionOptions} from "@/lib/session";
+import {Type} from "@/interfaces/user";
+import {PERMISSIONS} from "@/constants/userPermissions";
+import {uuidv4} from "@firebase/util";
+
+const db = getFirestore(app);
+
+export default withIronSessionApiRoute(handler, sessionOptions);
+
+async function handler(req: NextApiRequest, res: NextApiResponse) {
+	if (!req.session.user) {
+		res.status(401).json({ok: false});
+		return;
+	}
+
+	const {type, code} = req.body as {type: Type; code: string};
+	const permission = PERMISSIONS.generateCode[type];
+
+	if (!permission.includes(req.session.user.type)) {
+		res.status(403).json({ok: false});
+		return;
+	}
+
+	const codeRef = doc(db, "codes", uuidv4());
+	await setDoc(codeRef, {type, code});
+
+	res.status(200).json({ok: true});
+}