feat(backend): Vragen kunnen nu per leerobject, assignment en optioneel groepslid opgevraagd worden

backend/src/controllers/submissions.ts

@@ -1,13 +1,45 @@
 import { Request, Response } from 'express';
-import { createSubmission, deleteSubmission, getSubmission } from '../services/submissions.js';
+import {
+    createSubmission,
+    deleteSubmission,
+    getSubmission,
+    getSubmissionsForLearningObjectAndAssignment
+} from '../services/submissions.js';
 import { SubmissionDTO } from '@dwengo-1/common/interfaces/submission';
 import { Language, languageMap } from '@dwengo-1/common/util/language';
+import {Submission} from "../entities/assignments/submission.entity";
 
 interface SubmissionParams {
     hruid: string;
     id: number;
 }
 
+interface SubmissionQuery {
+    language: string,
+    version: number;
+}
+
+interface SubmissionsQuery extends SubmissionQuery {
+    classId: string,
+    assignmentId: number,
+    studentUsername?: string
+}
+
+export async function getSubmissionsHandler(
+    req: Request<SubmissionParams, Submission[], null, SubmissionsQuery>,
+    res: Response
+): Promise<void> {
+    const loHruid = req.params.hruid;
+    const lang = languageMap[req.query.language as string] || Language.Dutch;
+    const version = (req.query.version || 1) as number;
+
+    const submissions = await getSubmissionsForLearningObjectAndAssignment(
+        loHruid, lang, version, req.query.classId, req.query.assignmentId
+    );
+
+    res.json(submissions);
+}
+
 export async function getSubmissionHandler(req: Request<SubmissionParams>, res: Response): Promise<void> {
     const lohruid = req.params.hruid;
     const submissionNumber = Number(req.params.id);