课程通知动态无法回复

app/controllers/comments_controller.rb

@@ -28,7 +28,11 @@ class CommentsController < ApplicationController
 
     @comment = Comment.new
     #@project ? @comment.comments = params[:comment][:comments] : @comment.comments = params[:comment]
-    @comment.comments = params[:comment][:comments]
+    if params[:user_activity_id]
+      @comment.comments = params[:comment]
+    else
+      @comment.comments = params[:comment][:comments]
+    end
     @comment.author = User.current
     if @news.comments << @comment
       if params[:asset_id]