左侧导航栏的视频数调整

app/models/course.rb

@@ -161,8 +161,7 @@ class Course < ApplicationRecord
   end
 
   def videos_count
-    course_videos.where(videos: {transcoded: true})
-      .or(course_videos.where(videos: {user_id: current_user.id}))
+    course_videos.where(video_id: videos.where("transcoded = 1 or videos.user_id = #{User.current.id}").pluck(:id))
       .or(course_videos.where(course_videos: {is_link: true}))
   end