require 'xml/mapping_extensions'
require_relative 'name_identifier'

module Datacite
  module Mapping

    # Controlled vocabulary of contributor types.
    class ContributorType < TypesafeEnum::Base
      # @!parse CONTACT_PERSON = ContactPerson
      new :CONTACT_PERSON, 'ContactPerson'

      # @!parse DATA_COLLECTOR = DataCollector
      new :DATA_COLLECTOR, 'DataCollector'

      # @!parse DATA_CURATOR = DataCurator
      new :DATA_CURATOR, 'DataCurator'

      # @!parse DATA_MANAGER = DataManager
      new :DATA_MANAGER, 'DataManager'

      # @!parse DISTRIBUTOR = Distributor
      new :DISTRIBUTOR, 'Distributor'

      # @!parse EDITOR = Editor
      new :EDITOR, 'Editor'

      # @!parse FUNDER = Funder
      new :FUNDER, 'Funder'

      # @!parse HOSTING_INSTITUTION = HostingInstitution
      new :HOSTING_INSTITUTION, 'HostingInstitution'

      # @!parse PRODUCER = Producer
      new :PRODUCER, 'Producer'

      # @!parse PROJECT_LEADER = ProjectLeader
      new :PROJECT_LEADER, 'ProjectLeader'

      # @!parse PROJECT_MANAGER = ProjectManager
      new :PROJECT_MANAGER, 'ProjectManager'

      # @!parse PROJECT_MEMBER = ProjectMember
      new :PROJECT_MEMBER, 'ProjectMember'

      # @!parse REGISTRATION_AGENCY = RegistrationAgency
      new :REGISTRATION_AGENCY, 'RegistrationAgency'

      # @!parse REGISTRATION_AUTHORITY = RegistrationAuthority
      new :REGISTRATION_AUTHORITY, 'RegistrationAuthority'

      # @!parse RELATED_PERSON = RelatedPerson
      new :RELATED_PERSON, 'RelatedPerson'

      # @!parse RESEARCHER = Researcher
      new :RESEARCHER, 'Researcher'

      # @!parse RESEARCH_GROUP = ResearchGroup
      new :RESEARCH_GROUP, 'ResearchGroup'

      # @!parse RIGHTS_HOLDER = RightsHolder
      new :RIGHTS_HOLDER, 'RightsHolder'

      # @!parse SPONSOR = Sponsor
      new :SPONSOR, 'Sponsor'

      # @!parse SUPERVISOR = Supervisor
      new :SUPERVISOR, 'Supervisor'

      # @!parse WORK_PACKAGE_LEADER = WorkPackageLeader
      new :WORK_PACKAGE_LEADER, 'WorkPackageLeader'

      # @!parse OTHER = Other
      new :OTHER, 'Other'

    end

    # The institution or person responsible for collecting, creating, or otherwise contributing to the developement of the dataset.
    class Contributor
      include XML::Mapping

      # @!attribute [rw] name
      #   @return [String] the personal name of the contributor, in the format `Family, Given`. Cannot be empty or nil
      text_node :name, 'contributorName'

      # @!attribute [rw] identifier
      #   @return [NameIdentifier, nil] an identifier for the contributor. Optional.
      object_node :identifier, 'nameIdentifier', class: NameIdentifier, default_value: nil

      # @!attribute [rw] affiliations
      #   @return [Array<String>] the contributor's affiliations. Defaults to an empty list.
      array_node :affiliations, 'affiliation', class: String, default_value: []

      # @!attribute [rw] type
      #   @return [ContributorType] the contributor type. Cannot be nil.
      typesafe_enum_node :type, '@contributorType', class: ContributorType

      alias_method :_name=, :name=
      alias_method :_type=, :type=
      private :_name=
      private :_type=

      # Initializes a new {Contributor}.
      # @param name [String] the personal name of the contributor, in the format `Family, Given`. Cannot be empty or nil
      # @param identifier [NameIdentifier, nil] an identifier for the contributor. Optional.
      # @param affiliations [Array<Affiliation>] the contributor's affiliations. Defaults to an empty list.
      # @param type [ContributorType] the contributor type. Cannot be nil.
      def initialize(name:, identifier: nil, affiliations: nil, type:)
        self.name = name
        self.identifier = identifier
        self.affiliations = affiliations || []
        self.type = type
      end

      def name=(value)
        fail ArgumentError, 'Name cannot be empty or nil' unless value && !value.empty?
        self._name = value
      end

      def type=(value)
        fail ArgumentError, 'Type cannot be nil' unless value
        self._type = value
      end
    end
  end
end