Merge branch 'develop' of bitbucket.org:ecropdev/ielts-ui into develop

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

@@ -3,7 +3,7 @@ import type { NextApiRequest, NextApiResponse } from "next";
 import client from "@/lib/mongodb";
 import { withIronSessionApiRoute } from "iron-session/next";
 import { sessionOptions } from "@/lib/session";
-import { Exam, InstructorGender, Variant } from "@/interfaces/exam";
+import { Exam, ExamBase, InstructorGender, Variant } from "@/interfaces/exam";
 import { getExams } from "@/utils/exams.be";
 import { Module } from "@/interfaces";
 import { getUserCorporate } from "@/utils/groups.be";
@@ -60,18 +60,25 @@ async function POST(req: NextApiRequest, res: NextApiResponse) {
 		};
 
 		await session.withTransaction(async () => {
-			const docSnap = await db.collection(module).findOne({ id: req.body.id }, { session });
+			const docSnap = await db.collection(module).findOne<ExamBase>({ id: req.body.id }, { session });
 
-			if (docSnap) {
+			// 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))) {
 				throw new Error("Name already exists");
 			}
 
-			await db.collection(module).insertOne(
-				{ id: req.body.id, ...exam },
-				{ session }
+			await db.collection(module).updateOne(
+				{ id: req.body.id },
+				{ $set: { id: req.body.id, ...exam } },
+				{
+					upsert: true,
+					session
+				}
 			);
 		});
-		
+
 		res.status(200).json(exam);
 
 	} catch (error) {