18 lines
418 B
Ruby
18 lines
418 B
Ruby
# encoding: UTF-8
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# frozen_string_literal: true
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class ShortenMemberSerialNumber < ActiveRecord::Migration[4.2]
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def change
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if defined?(Member)
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Member.find_each do |member|
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if member.sn.length > 12
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member.sn = nil
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member.send(:assign_sn)
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member.save!
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end
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end
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end
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change_column :members, :sn, :string, null: false, limit: 12, index: true
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end
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end
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