make admin approve api

Backend/src/controllers/CoursesInstructorController.ts

@@ -16,7 +16,8 @@ import {
     UpdateMyCourseResponse,
     DeleteMyCourseResponse,
     submitCourseResponse,
-    listinstructorCourseResponse
+    listinstructorCourseResponse,
+    GetCourseApprovalsResponse
 } from '../types/CoursesInstructor.types';
 import { CreateCourseValidator } from "../validators/CoursesInstructor.validator";
 
@@ -134,6 +135,25 @@ export class CoursesInstructorController {
         return await CoursesInstructorService.sendCourseForReview({ token, course_id: courseId });
     }
 
+    /**
+     * ดึงประวัติการส่งอนุมัติคอร์สทั้งหมด
+     * Get all course approval history
+     * @param courseId - รหัสคอร์ส / Course ID
+     */
+    @Get('{courseId}/approvals')
+    @Security('jwt', ['instructor'])
+    @SuccessResponse('200', 'Course approvals retrieved successfully')
+    @Response('401', 'Invalid or expired token')
+    @Response('403', 'You are not an instructor of this course')
+    @Response('404', 'Course not found')
+    public async getCourseApprovals(@Request() request: any, @Path() courseId: number): Promise<GetCourseApprovalsResponse> {
+        const token = request.headers.authorization?.replace('Bearer ', '');
+        if (!token) {
+            throw new ValidationError('No token provided');
+        }
+        return await CoursesInstructorService.getCourseApprovals(token, courseId);
+    }
+
     /**
      * ดึงรายชื่อผู้สอนทั้งหมดในคอร์ส
      * Get list of all instructors in a specific course