From b7e4f459422ccba76c090ef61921576b687e900d Mon Sep 17 00:00:00 2001
From: JakkrapartXD <jakkrapart_in66@live.rmutl.ac.th>
Date: Mon, 2 Feb 2026 11:49:23 +0700
Subject: [PATCH] feat: add student endpoint for listing course announcements

Add new AnnouncementsStudentController with GET endpoint for students to retrieve course announcements with pagination support. Endpoint requires JWT authentication and validates course enrollment.
---
 .../controllers/announcementsController.ts    | 33 +++++++++++++++++++
 1 file changed, 33 insertions(+)

diff --git a/Backend/src/controllers/announcementsController.ts b/Backend/src/controllers/announcementsController.ts
index eb1d40be..8c5d855d 100644
--- a/Backend/src/controllers/announcementsController.ts
+++ b/Backend/src/controllers/announcementsController.ts
@@ -193,3 +193,36 @@ export class AnnouncementsController {
         });
     }
 }
+
+@Route('api/student/courses/{courseId}/announcements')
+@Tags('CoursesStudent')
+export class AnnouncementsStudentController {
+
+    /**
+     * ดึงรายการประกาศของคอร์ส (สำหรับนักเรียน)
+     * List announcements for a course (for students)
+     * @param courseId - รหัสคอร์ส / Course ID
+     * @param page - หน้าที่ต้องการ / Page number
+     * @param limit - จำนวนต่อหน้า / Items per page
+     */
+    @Get()
+    @Security('jwt')
+    @SuccessResponse('200', 'Announcements retrieved successfully')
+    @Response('401', 'Unauthorized')
+    @Response('403', 'Forbidden - Not enrolled in this course')
+    public async listAnnouncements(
+        @Request() request: any,
+        @Path() courseId: number,
+        @Query() page?: number,
+        @Query() limit?: number
+    ): Promise<ListAnnouncementResponse> {
+        const token = request.headers.authorization?.replace('Bearer ', '');
+        if (!token) throw new ValidationError('No token provided');
+        return await announcementsService.listAnnouncement({
+            token,
+            course_id: courseId,
+            page,
+            limit,
+        });
+    }
+}