试题预览页的删除单个试题

app/controllers/item_baskets_controller.rb

@@ -29,9 +29,10 @@ class ItemBasketsController < ApplicationController
   end
 
   def destroy
+    item = current_user.item_baskets.find_by!(item_bank_id: params[:id])
     ActiveRecord::Base.transaction do
-      current_user.item_baskets.where(item_type: current_basket.item_type).where("position > #{current_basket.position}").update_all("position = position -1")
+      current_user.item_baskets.where(item_type: item.item_type).where("position > #{item.position}").update_all("position = position -1")
-      current_basket.destroy!
+      item.destroy!
     end
     render_ok
   end

app/views/item_baskets/index.json.jbuilder

@@ -1,6 +1,7 @@
 json.single_questions do
   json.questions @single_questions.each do |question|
     json.(question, :id, :position, :score, :item_type)
+    json.item_id question.item_bank_id
     json.partial! "item_banks/item", locals: {item: question.item_bank}
   end
   json.questions_score @single_questions.map(&:score).sum