auction_query.rb

module AuctionQuery
  class Base
    def initialize(relation = Auction.all)
      @relation = relation
    end
  end

  class DeliveryDeadlineExpired < Base
    def call
      @relation.where('delivery_deadline < ?', Time.zone.now)
    end
  end

  class Accepted < Base
    def call
      @relation.where(result: 'accepted')
    end
  end

  class Delivered < Base
    def call
      @relation.where.not(delivery_url: [nil, ""])
    end
  end

  class CapSubmitted < Base
    @relation.where.not(cap_proposal_url: [nil, ""])
  end

  class Paid < Base
    @relation.where(awardee_paid_status: 'paid')
  end
end