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a7d726c383
Do not touch statuses_count on accounts table when mass-destroying statuses to reduce load when removing accounts, same for reblogs_count and favourites_count Do not count statuses with direct visibility in statuses_count Fix #828
52 lines
1.5 KiB
Ruby
52 lines
1.5 KiB
Ruby
# frozen_string_literal: true
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# == Schema Information
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#
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# Table name: favourites
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#
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# id :bigint(8) not null, primary key
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# created_at :datetime not null
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# updated_at :datetime not null
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# account_id :bigint(8) not null
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# status_id :bigint(8) not null
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#
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class Favourite < ApplicationRecord
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include Paginable
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update_index('statuses#status', :status) if Chewy.enabled?
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belongs_to :account, inverse_of: :favourites
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belongs_to :status, inverse_of: :favourites
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has_one :notification, as: :activity, dependent: :destroy
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validates :status_id, uniqueness: { scope: :account_id }
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before_validation do
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self.status = status.reblog if status&.reblog?
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end
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after_create :increment_cache_counters
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after_destroy :decrement_cache_counters
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private
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def increment_cache_counters
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if association(:status).loaded?
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status.update_attribute(:favourites_count, status.favourites_count + 1)
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else
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Status.where(id: status_id).update_all('favourites_count = COALESCE(favourites_count, 0) + 1')
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end
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end
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def decrement_cache_counters
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return if association(:status).loaded? && (status.marked_for_destruction? || status.marked_for_mass_destruction?)
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if association(:status).loaded?
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status.update_attribute(:favourites_count, [status.favourites_count - 1, 0].max)
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else
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Status.where(id: status_id).update_all('favourites_count = GREATEST(COALESCE(favourites_count, 0) - 1, 0)')
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end
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end
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end
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