19 lines
454 B
Ruby
19 lines
454 B
Ruby
class AddDiaryEntryCounterCaches < ActiveRecord::Migration[4.2]
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class DiaryEntry < ApplicationRecord
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end
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class User < ApplicationRecord
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end
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def self.up
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add_column :users, :diary_entries_count, :integer, :null => false, :default => 0
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DiaryEntry.group(:user_id).pluck(:user_id).each do |user_id|
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User.reset_counters(user_id, :diary_entries)
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end
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end
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def self.down
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remove_column :users, :diary_entries_count
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end
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end
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