Add contributos to homework

src/database/homework/homework.ts

@@ -9,6 +9,7 @@ homeworkCollection.createIndex({ class: 1, from: 1 }, { unique: true });
 
 export interface Homework {
     creator: ObjectId;
+    contributors: ObjectId[];
     class: ObjectId;
 
     createdAt: number; // timestamp

src/migrations/addContributors.ts

@@ -0,0 +1,12 @@
+import { homeworkCollection } from '../database/homework/homework';
+
+(async () => {
+    const allHomework = await homeworkCollection.find().toArray();
+
+    for (const hw of allHomework) {
+        homeworkCollection.updateOne(
+            { _id: hw._id },
+            { $set: { contributors: [hw.creator] } },
+        );
+    }
+})();

src/routes/homework/createHomework.ts

@@ -290,6 +290,7 @@ router.post('/', authenticate, async (req, res) => {
     buildHomework.class = classOfHomework._id;
     buildHomework.creator = user._id;
     buildHomework.createdAt = Date.now();
+    buildHomework.contributors = [];
 
     let data: WithId<Homework>;
 

src/routes/homework/updateHomework.ts

@@ -365,15 +365,14 @@ router.put('/:id', authenticate, async (req, res) => {
     const { assignments, from } = zodResult.data;
     const newHomework: Homework = {
         from: sortDate(from),
-        assignments: assignments.map((assignment) => {
-            return {
-                subject: assignment.subject,
-                description: assignment.description,
-                due: sortDate(assignment.due),
-            };
-        }),
+        assignments: assignments.map((assignment) => ({
+            subject: assignment.subject,
+            description: assignment.description,
+            due: sortDate(assignment.due),
+        })),
         class: classId,
-        creator: userId,
+        creator: oldHomework.creator,
+        contributors: [...oldHomework.contributors, userId],
         createdAt,
     };