ADD competition some eelated featrue

app/controllers/messages_controller.rb

@@ -43,9 +43,15 @@ class MessagesController < ApplicationController
     @page_size = params[:page_size] || 10
     @current_user = current_user || nil
 
-    @messages = @message.children.preload_messages
+    @messages = @message.children.preload_messages.includes(:message_detail, :praise_treads)
     @messages = @messages.ordered(sort: 1) unless @message.parent_id.nil?
 
+    @user_course_identity = current_user.course_identity(@message.board.course)
+    case @user_course_identity
+    when 5 || 6 || 7
+      @messages = @messages.visible
+    end
+
     @messages = @messages.page(@page).per(@page_size)
   end
 

app/views/messages/reply_list.json.jbuilder

@@ -1,6 +1,6 @@
 json.partial! "commons/success"
 json.data do
-  json.user_course_identity @current_user.course_identity(@message.board.course)
+  json.user_course_identity @user_course_identity
   json.id @message.id
   json.total_count @messages.total_count
   json.total_replies_count @message.total_replies_count