调整

app/controllers/courses_controller.rb

@@ -386,7 +386,7 @@ class CoursesController < ApplicationController
   def destroy
     if @course.is_delete == 0
       @course.delete!
-      Tiding.where(belong_container: @course).update_all(delete: 1)
+      Tiding.where(belong_container: @course).update_all(is_delete: 1)
       Tiding.create!(user_id: current_user.id, trigger_user_id: current_user.id, container_id: @course.id,
                      container_type: 'DeleteCourse', tiding_type: 'System', belong_container: @course, extra: @course.name)
       normal_status(0, "成功")

app/models/tiding.rb

@@ -7,7 +7,7 @@ class Tiding < ApplicationRecord
 
   has_many :attachments, as: :container
 
-  scope :visible, -> { where(delete: 0) }
+  scope :visible, -> { where(is_delete: 0) }
 
   def identifier
     value = nil

db/migrate/20200210105238_add_delete_to_tiding.rb

@@ -1,5 +0,0 @@
-class AddDeleteToTiding < ActiveRecord::Migration[5.2]
-  def change
-    add_column :tidings, :delete, :boolean, default: 0
-  end
-end

db/migrate/20200210111249_add_is_delete_to_tiding.rb

@@ -0,0 +1,5 @@
+class AddIsDeleteToTiding < ActiveRecord::Migration[5.2]
+  def change
+    add_column :tidings, :is_delete, :boolean, default: 0
+  end
+end

db/migrate/20200210111308_update_tidings_delete_status.rb

@@ -1,5 +1,5 @@
-class UpdateTidingDeleteStatus < ActiveRecord::Migration[5.2]
+class UpdateTidingsDeleteStatus < ActiveRecord::Migration[5.2]
   def change
-    Tiding.where.not(container_type: 'DeleteCourse').where(belong_container_type: "Course", belong_container_id: Course.where(is_delete: 1).pluck(:id)).update_all(delete: 1)
+    Tiding.where.not(container_type: 'DeleteCourse').where(belong_container_type: "Course", belong_container_id: Course.where(is_delete: 1).pluck(:id)).update_all(is_delete: 1)
   end
 end