pulibrary / orangelight / 0e37073d-109c-440c-949f-49d2aa86311b

module Requests

  module ServiceEligibility

    class AbstractOnShelf

      def initialize(requestable:, patron:)

        @requestable = requestable

        @user = patron.user

        @patron = patron

      end

      def to_s

        raise "Please implement to_s in the subclass"

      end

      def eligible?

        requestable_eligible? && user_eligible?

      end

        protected

          def requestable_eligible?

            raise "Please implement requestable_eligible? in the subclass"

          end

          def user_eligible?

            provider_eligible? && patron_group_eligible?

          end

          def on_shelf_eligible?

            !requestable.aeon? && !requestable.charged? &&

              !requestable.in_process? &&

              !requestable.on_order? &&

              requestable.alma_managed? &&

              !(requestable.recap? || requestable.recap_pf?) &&

              !requestable.held_at_marquand_library?

          end

          def provider_eligible?

            user.cas_provider? || user.alma_provider?

          end

          def patron_group_eligible?

            allowed_patron_groups.include?(patron.patron_group)

          end

          def allowed_patron_groups

            @allowed_patron_groups ||= %w[P REG GRAD SENR UGRD]

          end

          attr_reader :requestable, :user, :patron

    end

  end

end