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57 lines
1.5 KiB
57 lines
1.5 KiB
class ItemBaskets::SaveItemBasketService < ApplicationService
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attr_reader :user, :params, :exam_setting
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def initialize(user, params, exam_setting)
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@user = user
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@params = params
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@exam_setting = exam_setting
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end
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def call
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raise("请选择试题") if params[:item_ids].blank?
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# 只能选用公共题库或是自己的题库
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items = ItemBank.where(public: 1).or(ItemBank.where(user_id: user.id))
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# 已选到过试题篮的不重复选用
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item_ids = params[:item_ids] - basket_items.pluck(:item_bank_id)
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items.where(id: item_ids).each do |item|
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new_item = ItemBasket.new(item_bank_id: item.id, item_type: item.item_type)
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if exam_setting.present?
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new_item.examination_intelligent_setting_id = exam_setting.id
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else
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new_item.user_id = user.id
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end
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new_item.score = item_score item.item_type
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new_item.position = item_position item.item_type
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new_item.save!
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end
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end
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private
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def item_score item_type
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if basket_items.where(item_type: item_type).last.present?
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score = basket_items.where(item_type: item_type).last.score
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else
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score =
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case item_type
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when "SINGLE", "MULTIPLE", "JUDGMENT"
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5
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when "PROGRAM"
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10
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else
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5
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end
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end
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score
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end
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def item_position item_type
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basket_items.where(item_type: item_type).last&.position.to_i + 1
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end
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def basket_items
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exam_setting.present? ? exam_setting.item_baskets : user.item_baskets
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end
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end |