课程留言无法删除

app/controllers/words_controller.rb

@@ -70,7 +70,8 @@ class WordsController < ApplicationController
   end
   
   def destroy
-    @journal_destroyed = JournalsForMessage.delete_message(params[:object_id])
+    @journal_destroyed = JournalsForMessage.find params[:object_id]
+    if @journal_destroyed.destroy
       if @journal_destroyed.jour_type == "Bid"
         @bid = Bid.find(@journal_destroyed.jour_id)
         @jours_count =  @bid.journals_for_messages.where('m_parent_id IS NULL').count
@@ -86,6 +87,7 @@ class WordsController < ApplicationController
         format.js
       end
     end
+  end
 
   def destroyJournal
     @journalP=JournalsForMessage.find(params[:object_id])

app/models/journals_for_message.rb

@@ -60,7 +60,7 @@ class JournalsForMessage < ActiveRecord::Base
   has_many :course_acts, :class_name => 'CourseActivity',:as =>:course_act ,:dependent => :destroy
   # 消息关联
   has_many :course_messages, :class_name => 'CourseMessage',:as =>:course_message ,:dependent => :destroy
-  has_many :user_feedback_messages, :class_name => 'UserFeedbackMessage', :as =>:user_feeback_message, :dependent => :destroy
+  has_many :user_feedback_messages, :class_name => 'UserFeedbackMessage', :as =>:journals_for_message, :dependent => :destroy
 
   validates :notes, presence: true, if: :is_homework_jour?
   after_create :act_as_activity, :act_as_course_activity, :act_as_course_message, :act_as_user_feedback_message