From 48c7c1cb314ac7c2fe0faa1cd11d638aef95de4b Mon Sep 17 00:00:00 2001
From: daiao <358551898@qq.com>
Date: Thu, 7 Nov 2019 13:48:58 +0800
Subject: [PATCH] =?UTF-8?q?=E4=B8=8A=E7=A7=BB=E4=B8=8B=E7=A7=BB=E5=8A=9F?=
 =?UTF-8?q?=E8=83=BD?=
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---
 app/controllers/courses_controller.rb | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/app/controllers/courses_controller.rb b/app/controllers/courses_controller.rb
index 5e72eb514..b21eaa933 100644
--- a/app/controllers/courses_controller.rb
+++ b/app/controllers/courses_controller.rb
@@ -291,8 +291,8 @@ class CoursesController < ApplicationController
       if next_inform.blank?
         render_error('已经到达最顶部')
       else
-        inform.update_attribute(:position, (position + 1))
-        next_inform.update_attribute(:position, last_inform.position - 1)
+        inform.update_attribute(:position, (inform.position + 1))
+        next_inform.update_attribute(:position, inform.position - 1)
         render_ok
       end
     end
@@ -305,8 +305,8 @@ class CoursesController < ApplicationController
       if last_inform.blank?
         render_error('已经到达最底部')
       else
-        inform.update_attribute(:position, (position - 1))
-        last_inform.update_attribute(:position, last_inform.position + 1)
+        inform.update_attribute(:position, (inform.position - 1))
+        last_inform.update_attribute(:position, inform.position + 1)
         render_ok
       end
     end