视频二级目录

app/helpers/courses_helper.rb

@@ -98,7 +98,7 @@ module CoursesHelper
     when "attachment"
       "/courses/#{course.id}/file/#{category.id}"
     when "video"
-      "/courses/#{course.id}/course_videos/#{category.id}"
+      "/courses/#{course.id}/course_video/#{category.id}"
     end
   end