educoder/app/controllers/item_banks_controller.rb

class ItemBanksController < ApplicationController
  include PaginateHelper
  before_action :require_login
  before_action :find_item, except: [:index, :create]
  before_action :edit_auth, only: [:update, :destroy, :set_public]

  def index
    items = ItemBankQuery.call(params)
    @items_count = items.size
    @items = paginate items.includes(:item_analysis, :user)
    @item_basket_ids = current_user.item_baskets.pluck(:item_bank_id)
  end

  def create
    item = ItemBank.new(user: current_user)
    ItemBanks::SaveItemService.call(item, form_params)
    render_ok
  rescue ApplicationService::Error => ex
    render_error(ex.message)
  end

  def edit

  end

  def update
    ItemBanks::SaveItemService.call(@item, form_params)
    render_ok
  rescue ApplicationService::Error => ex
    render_error(ex.message)
  end

  def destroy
    @item.destroy!
    render_ok
  end

  def set_public
    tip_exception(-1, "该试题已公开") if @item.public?
    @item.update_attributes!(public: 1)
    render_ok
  end

  private

  def find_item
    @item = ItemBank.find_by!(id: params[:id])
  end

  def edit_auth
    current_user.admin_or_business? || @item.user == current_user
  end

  def form_params
    params.permit(:discipline_id, :sub_discipline_id, :item_type, :difficulty, :name, :analysis, tag_discipline_id: [], choices: %i[choice_text is_answer])
  end

end