1

db/migrate/20200117095750_modify_1_wechat_support_for_shixuns.rb

@@ -1,9 +1,9 @@
 class Modify1WechatSupportForShixuns < ActiveRecord::Migration[5.2]
   def change
-      shixuns = Shixun.joins(:challenges).where(is_wechat_support: true)
+      shixuns = Shixun.joins(:challenges).where(is_wechat_support: true, status: 2)
                     .select("shixuns.*, challenges.path path")
       shixuns.each do |shixun|
-        if shixun.path.split("；").count > 1
+        if shixun.path && shixun.path.split("；").count > 1
           shixun.update_attribute(:is_wechat_support, false)
         end
       end