2025SELab2-project-Dwengo/backend/src/controllers/questions.ts
2025-04-09 22:01:34 +00:00

124 lines
4.2 KiB
TypeScript

import { Request, Response } from 'express';
import {
createQuestion,
deleteQuestion,
getAllQuestions,
getQuestion,
getQuestionsAboutLearningObjectInAssignment,
updateQuestion,
} from '../services/questions.js';
import { FALLBACK_LANG, FALLBACK_SEQ_NUM, FALLBACK_VERSION_NUM } from '../config.js';
import { LearningObjectIdentifier } from '../entities/content/learning-object-identifier.js';
import { QuestionData, QuestionDTO, QuestionId } from '@dwengo-1/common/interfaces/question';
import { Language } from '@dwengo-1/common/util/language';
import { requireFields } from './error-helper.js';
export function getLearningObjectId(hruid: string, version: string, lang: string): LearningObjectIdentifier {
return {
hruid,
language: (lang || FALLBACK_LANG) as Language,
version: Number(version) || FALLBACK_VERSION_NUM,
};
}
export function getQuestionId(learningObjectIdentifier: LearningObjectIdentifier, seq: string): QuestionId {
return {
learningObjectIdentifier,
sequenceNumber: seq ? Number(seq) : FALLBACK_SEQ_NUM,
};
}
export async function getAllQuestionsHandler(req: Request, res: Response): Promise<void> {
const hruid = req.params.hruid;
const version = req.params.version;
const language = req.query.lang as string;
const full = req.query.full === 'true';
requireFields({ hruid });
const learningObjectId = getLearningObjectId(hruid, version, language);
let questions: QuestionDTO[] | QuestionId[];
if (req.query.classId && req.query.assignmentId) {
questions = await getQuestionsAboutLearningObjectInAssignment(
learningObjectId,
req.query.classId as string,
parseInt(req.query.assignmentId as string),
full ?? false,
req.query.forStudent as string | undefined
);
} else {
questions = await getAllQuestions(learningObjectId, full ?? false);
}
res.json({ questions });
}
export async function getQuestionHandler(req: Request, res: Response): Promise<void> {
const hruid = req.params.hruid;
const version = req.params.version;
const language = req.query.lang as string;
const seq = req.params.seq;
requireFields({ hruid });
const learningObjectId = getLearningObjectId(hruid, version, language);
const questionId = getQuestionId(learningObjectId, seq);
const question = await getQuestion(questionId);
res.json({ question });
}
export async function createQuestionHandler(req: Request, res: Response): Promise<void> {
const hruid = req.params.hruid;
const version = req.params.version;
const language = req.query.lang as string;
requireFields({ hruid });
const loId = getLearningObjectId(hruid, version, language);
const author = req.body.author as string;
const content = req.body.content as string;
const inGroup = req.body.inGroup;
requireFields({ author, content, inGroup });
const questionData = req.body as QuestionData;
const question = await createQuestion(loId, questionData);
res.json({ question });
}
export async function deleteQuestionHandler(req: Request, res: Response): Promise<void> {
const hruid = req.params.hruid;
const version = req.params.version;
const language = req.query.lang as string;
const seq = req.params.seq;
requireFields({ hruid });
const learningObjectId = getLearningObjectId(hruid, version, language);
const questionId = getQuestionId(learningObjectId, seq);
const question = await deleteQuestion(questionId);
res.json({ question });
}
export async function updateQuestionHandler(req: Request, res: Response): Promise<void> {
const hruid = req.params.hruid;
const version = req.params.version;
const language = req.query.lang as string;
const seq = req.params.seq;
requireFields({ hruid });
const learningObjectId = getLearningObjectId(hruid, version, language);
const questionId = getQuestionId(learningObjectId, seq);
const content = req.body.content as string;
requireFields({ content });
const questionData = req.body as QuestionData;
const question = await updateQuestion(questionId, questionData);
res.json({ question });
}