add quastion to api

Backend/src/services/CoursesStudent.service.ts

@@ -283,14 +283,25 @@ export class CoursesStudentService {
                 throw new ForbiddenError('You are not enrolled in this course');
             }
 
-            // Get lesson with attachments and quiz
+            // Get lesson with attachments and quiz (including questions and choices)
             const lesson = await prisma.lesson.findUnique({
                 where: { id: lesson_id },
                 include: {
                     attachments: {
                         orderBy: { sort_order: 'asc' },
                     },
-                    quiz: true,
+                    quiz: {
+                        include: {
+                            questions: {
+                                orderBy: { sort_order: 'asc' },
+                                include: {
+                                    choices: {
+                                        orderBy: { sort_order: 'asc' },
+                                    },
+                                },
+                            },
+                        },
+                    },
                     chapter: {
                         include: {
                             lessons: {
@@ -420,6 +431,18 @@ export class CoursesStudentService {
                         time_limit: lesson.quiz.time_limit,
                         shuffle_questions: lesson.quiz.shuffle_questions,
                         shuffle_choices: lesson.quiz.shuffle_choices,
+                        questions: lesson.quiz.questions.map(q => ({
+                            id: q.id,
+                            question: q.question as { th: string; en: string },
+                            question_type: q.question_type,
+                            score: q.score,
+                            sort_order: q.sort_order,
+                            choices: q.choices.map(c => ({
+                                id: c.id,
+                                text: c.text as { th: string; en: string },
+                                sort_order: c.sort_order,
+                            })),
+                        })),
                     } : null,
                     prev_lesson_id: prevLessonId,
                     next_lesson_id: nextLessonId,

Backend/src/types/CoursesStudent.types.ts

@@ -150,7 +150,6 @@ export interface LessonContentData {
         presigned_url: string | null; // Presigned URL for attachment
     }[];
     quiz?: {
-
         id: number;
         title: MultiLangText;
         description: MultiLangText | null;
@@ -158,6 +157,18 @@ export interface LessonContentData {
         time_limit: number | null;
         shuffle_questions: boolean;
         shuffle_choices: boolean;
+        questions: {
+            id: number;
+            question: MultiLangText;
+            question_type: 'MULTIPLE_CHOICE' | 'TRUE_FALSE' | 'SHORT_ANSWER';
+            score: number;
+            sort_order: number;
+            choices: {
+                id: number;
+                text: MultiLangText;
+                sort_order: number;
+            }[];
+        }[];
     } | null;
     // Navigation
     prev_lesson_id: number | null;