sul-dlss/sdr-client

# frozen_string_literal: true

module SdrClient
  module Deposit
    # This strategy is for building one file set per set of similarly prefixed uploaded files
    class MatchingFileGroupingStrategy
      # @param [Array<SdrClient::Deposit::Files::DirectUploadResponse>] uploads the uploaded files to attach.
      # @return [Array<Array<SdrClient::Deposit::Files::DirectUploadResponse>>] uploads the grouped uploaded files.
      def self.run(uploads: [])
        # Call `#values` on the result of the grouping operation because 1)
        # `Process#build_filesets` expects an array of arrays, not an array of
        # hashes, and 2) the keys aren't used anywhere
        uploads.group_by { |ul| ::File.join(::File.dirname(ul.filename), ::File.basename(ul.filename, '.*')) }.values
      end
    end
  end
end