You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
40 lines
969 B
40 lines
969 B
2 years ago
|
# frozen_string_literal: true
|
||
|
|
|
||
|
|
class Vacuum::PreviewCardsVacuum
|
||
|
|
TTL = 1.day.freeze
|
||
|
|
|
||
|
|
def initialize(retention_period)
|
||
|
|
@retention_period = retention_period
|
||
|
|
end
|
||
|
|
|
||
|
|
def perform
|
||
|
|
vacuum_cached_images! if retention_period?
|
||
|
|
vacuum_orphaned_records!
|
||
|
|
end
|
||
|
|
|
||
|
|
private
|
||
|
|
|
||
|
|
def vacuum_cached_images!
|
||
|
|
preview_cards_past_retention_period.find_each do |preview_card|
|
||
|
|
preview_card.image.destroy
|
||
|
|
preview_card.save
|
||
|
|
end
|
||
|
|
end
|
||
|
|
|
||
|
|
def vacuum_orphaned_records!
|
||
|
|
orphaned_preview_cards.in_batches.destroy_all
|
||
|
|
end
|
||
|
|
|
||
|
|
def preview_cards_past_retention_period
|
||
|
|
PreviewCard.cached.where(PreviewCard.arel_table[:updated_at].lt(@retention_period.ago))
|
||
|
|
end
|
||
|
|
|
||
|
|
def orphaned_preview_cards
|
||
|
|
PreviewCard.where('NOT EXISTS (SELECT 1 FROM preview_cards_statuses WHERE preview_cards_statuses.preview_card_id = preview_cards.id)').where(PreviewCard.arel_table[:created_at].lt(TTL.ago))
|
||
|
|
end
|
||
|
|
|
||
|
|
def retention_period?
|
||
|
|
@retention_period.present?
|
||
|
|
end
|
||
|
|
end
|