31 lines
		
	
	
		
			622 B
		
	
	
	
		
			Ruby
		
	
	
	
	
	
			
		
		
	
	
			31 lines
		
	
	
		
			622 B
		
	
	
	
		
			Ruby
		
	
	
	
	
	
# frozen_string_literal: true
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class Vacuum::PreviewCardsVacuum
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  TTL = 1.day.freeze
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  def initialize(retention_period)
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    @retention_period = retention_period
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  end
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  def perform
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    vacuum_cached_images! if retention_period?
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  end
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  private
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  def vacuum_cached_images!
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    preview_cards_past_retention_period.find_each do |preview_card|
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      preview_card.image.destroy
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      preview_card.save
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    end
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  end
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  def preview_cards_past_retention_period
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    PreviewCard.cached.where(PreviewCard.arel_table[:updated_at].lt(@retention_period.ago))
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  end
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  def retention_period?
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    @retention_period.present?
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  end
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end
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