fix

src/features/admin/courses/components/modals/CourseDetailsModal.vue

@@ -20,7 +20,7 @@
             <div class="course-details__grid">
               <LineInfoBlock title="عنوان دوره" :desc="course.title || '—'" />
               <LineInfoBlock title="تعداد جلسات" :numeric-desc="course.sessionsCount ?? 0" />
-              <LineInfoBlock title="پیش‌نیاز دوره" :desc="teacherName" />
+              <LineInfoBlock title="پیش‌نیاز دوره" :desc="prerequisiteCourses" />
             </div>
           </div>
 
@@ -99,11 +99,9 @@ const { data: course, isLoading } = useAdminCourseQuery(courseId, {
   enabled: () => !!courseId.value,
 })
 
-const teacherName = computed(() => {
-  const t = course.value?.teacher
-  if (!t) return '—'
-  return `${t.firstName || ''} ${t.lastName || ''}`.trim() || t.fullName || '—'
-})
+const prerequisiteCourses = computed(() =>
+  course.value.prerequisiteCourses.map((course_) => course_.title).join(' ,')
+)
 
 const sessionsFilters = computed(() => ({ courseId: courseId.value }))
 const { pagination: sessionsPagination, setPage: setSessionsPage } = usePagination({