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@ -73,7 +73,7 @@ class HacksController < ApplicationController
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# 知识点
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# 知识点
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tag_discipline_ids = @hack.tag_discipline_containers.pluck(:tag_discipline_id)
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tag_discipline_ids = @hack.tag_discipline_containers.pluck(:tag_discipline_id)
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new_tag_ids = params[:tags].to_a - tag_discipline_ids
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new_tag_ids = params[:tags].to_a - tag_discipline_ids
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tag_params = params[:tags].map{|tag| {tag_discipline_id: tag}}
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tag_params = new_tag_ids.map{|tag| {tag_discipline_id: tag}}
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ActiveRecord::Base.transaction do
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ActiveRecord::Base.transaction do
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@hack.update_attributes!(hack_params)
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@hack.update_attributes!(hack_params)
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set_ids = @hack.hack_sets.pluck(:id)
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set_ids = @hack.hack_sets.pluck(:id)
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