pulibrary / orangelight / 00dbc10b-d747-4ad7-b211-7b26d753abbb

module Requests

  module IlliadMetadata

    class Loan

      attr_reader :patron, :bib, :item, :note, :illiad_transaction_status, :attributes

      def initialize(patron:, bib:, item:, note: "Loan Request")

        @patron = patron

        @bib = bib

        @item = item

        @note = note&.truncate(4000)

        @illiad_transaction_status = "Awaiting Request Processing"

        @attributes = map_metdata

      end

      private

        def map_metdata

          {

            "Username" => patron.netid, "TransactionStatus" => illiad_transaction_status,

            "RequestType" => "Loan", "ProcessType" => "Borrowing", "NotWantedAfter" => (DateTime.current + 6.months).strftime("%m/%d/%Y"),

            "WantedBy" => "Yes, until the semester's", # NOTE: creation fails if we use any other text value

            "LoanAuthor" => bib["author"]&.truncate(100), "LoanTitle" => bib["title"]&.truncate(255),

            "LoanPublisher" => item["edd_publisher"]&.truncate(40), "LoanDate" => bib["date"],

            "ISSN" => bib["isbn"], "CallNumber" => call_number(item),

            "CitedIn" => "#{Requests.config[:pulsearch_base]}/catalog/#{bib['id']}",

            "ItemInfo3" => volume_number(item)&.truncate(255), "ItemInfo4" => item["edd_issue"]&.truncate(255),

            "AcceptNonEnglish" => true, "ESPNumber" => item["edd_oclc_number"]&.truncate(32),

            "DocumentType" => genre, "LoanPlace" => item["edd_location"]

          }

        end

        def genre

          case item["edd_genre"]

          when "article"

            "Article"

          when "bookitem"

            "Book Chapter"

          when "dissertation"

            "Thesis"

          else

            "Book"

          end

        end

        def volume_number(item)

          vol = [item["user_supplied_enum"], item["edd_volume_number"], item["enum"]].compact_blank

          vol.join(', ')&.truncate(30)

        end

        def call_number(item)

          call_no = item["edd_call_number"] || item["call_number"]

          call_no&.truncate(255)

        end

    end

  end

end