ENCOA-274

src/pages/(admin)/Lists/BatchCreateUser.tsx

@@ -185,12 +185,12 @@ export default function BatchCreateUser({ user, entities = [], permissions, onFi
 		if (!confirm(`You are about to ${[newUsersSentence, existingUsersSentence].filter((x) => !!x).join(" and ")}, are you sure you want to continue?`))
 			return;
 
-		/*Promise.all(duplicatedUsers.map(async (u) => await axios.post(`/api/invites`, {to: u.id, entity, from: user.id})))
-			.then(() => toast.success(`Successfully invited ${duplicatedUsers.length} registered student(s)!`))
+		Promise.all(newUsers.map(async (u) => await axios.post(`/api/invites`, {to: u.id, entity, from: user.id})))
+			.then(() => toast.success(`Successfully invited ${newUsers.length} registered student(s)!`))
 			.finally(() => {
 				if (newUsers.length === 0) setIsLoading(false);
 			});
-		*/
+		
 		if (newUsers.length > 0) {
 			setIsLoading(true);
 
@@ -392,6 +392,7 @@ export default function BatchCreateUser({ user, entities = [], permissions, onFi
 						<UserTable users={duplicatedUsers} />
 					</div>
 				)}
+				{(duplicatedUsers.length !== 0 && newUsers.length === 0) && <span className="text-red-500 font-bold">The imported .csv only contains duplicated users!</span>}
 				<Button className="my-auto mt-4" onClick={makeUsers} disabled={newUsers.length === 0}>
 					Create {newUsers.length !== 0 ? `${newUsers.length} New Users` : ''}
 				</Button>

src/pages/(exam)/ExamPage.tsx

@@ -11,7 +11,7 @@ import Reading from "@/exams/Reading";
 import Selection from "@/exams/Selection";
 import Speaking from "@/exams/Speaking";
 import Writing from "@/exams/Writing";
-import { Exam, LevelExam, UserSolution, Variant } from "@/interfaces/exam";
+import { Exam, LevelExam, UserSolution, Variant, WritingExam } from "@/interfaces/exam";
 import { User } from "@/interfaces/user";
 import { evaluateSpeakingAnswer, evaluateWritingAnswer } from "@/utils/evaluation";
 import { getExam } from "@/utils/exams";
@@ -126,7 +126,7 @@ export default function ExamPage({ page, user, destination = "/", hideSidebar =
 					await Promise.all(
 						exam.exercises.map(async (exercise, index) => {
 							if (exercise.type === "writing")
-								await evaluateWritingAnswer(user.id, sessionId, exercise, index + 1, userSolutions.find((x) => x.exercise === exercise.id)!);
+								await evaluateWritingAnswer(user.id, sessionId, exercise, index + 1, userSolutions.find((x) => x.exercise === exercise.id)!, exercise.attachment?.url);
 
 							if (exercise.type === "interactiveSpeaking" || exercise.type === "speaking"){
 								await evaluateSpeakingAnswer(

src/pages/api/exam/[module]/index.ts

@@ -65,7 +65,8 @@ async function POST(req: NextApiRequest, res: NextApiResponse) {
 			// Check whether the id of the exam matches another exam with different
 			// owners, throw exception if there is, else allow editing
 			const ownersSet = new Set(docSnap?.owners || []);
-			if (docSnap?.owners?.length === exam.owners.lenght && exam.owners.every((e: string) => ownersSet.has(e))) {
+
+			if (docSnap !== null && docSnap?.owners?.length === exam.owners.lenght && exam.owners.every((e: string) => ownersSet.has(e))) {
 				throw new Error("Name already exists");
 			}
 

src/pages/api/exam/generate/[...module].ts

@@ -31,6 +31,7 @@ async function post(req: NextApiRequest, res: NextApiResponse) {
 	if (!req.session.user) return res.status(401).json({ ok: false });
 
 	const queryParams = queryToURLSearchParams(req);
+
 	let endpoint = queryParams.getAll('module').join("/");
 	
 	if (endpoint.startsWith("level")) {
@@ -41,12 +42,27 @@ async function post(req: NextApiRequest, res: NextApiResponse) {
 		endpoint = "reading/"
 	}
 
-	const result = await axios.post(`${process.env.BACKEND_URL}/${endpoint}`,
-		req.body,
-		{
-			headers: { Authorization: `Bearer ${process.env.BACKEND_JWT}` },
-		},
-	);
+	queryParams.delete('module');
+	const queryString = queryParams.toString();
 
-	res.status(200).json(result.data);
-}
+	const hasFiles = req.headers['content-type']?.startsWith('multipart/form-data');
+
+    // https://github.com/vercel/next.js/discussions/36153#discussioncomment-3029675
+	// This just proxies the request
+
+	const { data } = await axios.post(
+		`${process.env.BACKEND_URL}/${endpoint}${hasFiles ? '/attachment' : ''}${queryString.length > 0 ? `?${queryString}` : ''}`, req, {
+		responseType: "stream",
+		headers: {
+			"Content-Type": req.headers["content-type"],
+			Authorization: `Bearer ${process.env.BACKEND_JWT}`,
+		},
+	});
+	data.pipe(res);
+}
+
+export const config = {
+	api: {
+		bodyParser: false,
+	},
+};

src/pages/generation.tsx

@@ -93,6 +93,11 @@ export default function Generation({ id, user, exam, examModule, permissions }:
 	useEffect(() => {
 		return () => {
 			const state = modules;
+
+			if (state.writing.academic_url) {
+				URL.revokeObjectURL(state.writing.academic_url);
+			}
+
 			state.listening.sections.forEach(section => {
 				const listeningPart = section.state as ListeningPart;
 				if (listeningPart.audio?.source) {