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11 lines
352 B
11 lines
352 B
6 years ago
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class AddAnswerForChallengeAnswer < ActiveRecord::Migration[5.2]
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def change
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challenges = Challenge.where("answer is not null")
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challenges.find_each do |c|
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puts "####################{c.id}"
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ChallengeAnswer.create(name: "解题代码", contents: "#{c.answer}", level: 1, score: 100, challenge_id: c.id)
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end
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end
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end
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