gistfile1.txt

# Generated via
#  `rails generate hyrax:work Publication`
# rubocop:disable Metrics/ClassLength
class Publication < ActiveFedora::Base
  # This must come after the WorkBehavior because it finalizes the metadata
  # schema (by adding accepts_nested_attributes)
  include ::Hyrax::WorkBehavior

  self.indexer = PublicationIndexer

  # Change this to restrict which works can be added as a child.
  self.valid_child_concerns = [Release]
  validates :title, presence: { message: 'Your work must have a title.' }

  self.human_readable_type = 'Publication'

  ### START esmis publication metadata properties

  has_and_belongs_to_many :related_publication, autosave: false, class_name: "Publication", inverse_of: :related_publication_source, predicate: ::RDF::URI.new('http://id.loc.gov/ontologies/bibframe/relatedTo') do |index|
    index.as :symbol
  end

  has_and_belongs_to_many :related_publication_source, autosave: false, class_name: "Publication", inverse_of: :related_publication, predicate: ::RDF::URI.new('http://NEED_URI_FOR/related_publication')

  # title inherited from BasicMetadata

  # previous title
  property :previous_title, predicate: ::RDF::Vocab::DC.replaces do |index|
    index.as :stored_searchable, :facetable
  end

  # authors
  property :authors, predicate: ::RDF::Vocab::MARCRelators.aut do |index|
    index.as :stored_searchable, :facetable
  end

  # description inherited from BasicMetadata

  # agency identifier (e.g. slug_id, other string assigned by agency), identifier inherited from CC BasicMetadata
  validates_with IdentifierValidator

  #resource_type inherited from CC BasicMetadata

  # System uniq identifier is the URI for the resource

  # External identifier: ISSN
  property :issn, predicate: ::RDF::Vocab::BIBO.issn, multiple: false do |index|
    index.as :stored_searchable
  end

  # Publishing Agency (get from agency)

  # Location of Publication

  # Contact name (a person)
  property :contact_name, predicate: ::RDF::Vocab::VCARD.hasFN, multiple: false do |index|
    index.as :stored_searchable
  end

  # Contact office (an organization)
  property :contact_organization, predicate: ::RDF::Vocab::VCARD.hasOrganizationName, multiple: false do |index|
    index.as :stored_searchable
  end

  # Contact Email
  property :contact_email, predicate: ::RDF::Vocab::VCARD.hasEmail, multiple: false do |index|
    index.as :stored_searchable
  end

  # Contact Phone
  property :contact_phone, predicate: ::RDF::Vocab::VCARD.hasTelephone, multiple: false do |index|
    index.as :stored_searchable
  end

  # ESMIS Keywords - Should this be a SKOS.concept?
  property :keywords, predicate: ::RDF::Vocab::DC.subject do |index|
    index.as :stored_searchable, :facetable
  end

  # ESMIS Keywords (may not implement this)
  # property :esmis_subject, predicate: ::RDF::Vocab::DC11.subject do |index|
  #  index.as :stored_searchable, :facetable
  # end

  # Frequency of Release
  property :frequency, predicate: ::RDF::URI.new('http://rdaregistry.info/Elements/u#P60538'), multiple: false do |index|
    index.as :stored_searchable
  end

  # Status
  property :status, predicate: ::RDF::URI.new('http://rdaregistry.info/Elements/u#P60129'), multiple: false do |index|
    index.as :stored_searchable, :facetable
  end

  property :upcoming_releases, predicate: ::RDF::Vocab::DC.available do |index|
    index.as :stored_searchable, :facetable
  end

  # Local namespace for subscribable field
  property :subscribable, predicate: ::RDF::URI.new('http://usda.mannlib.cornell.edu/ns#subscribable'), multiple: false do |index|
    index.as :stored_sortable, :facetable
  end

  # can we do something like this for custom fields. Note the local namespace
  # property :commodities, predicate: ::RDF::URI.new('http://www.teeal.org/ns#commodity') do |index|
  #   index.as :stored_searchable, :facetable
  # end

  ### END esmis publication metadata properties

  # This must be included at the end, because it finalizes the metadata
  # schema (by adding accepts_nested_attributes)
  include ::Hyrax::BasicMetadata

  ### START esmis publication helper methods
  def self.find_by_identifier(identifier)
    results = Publication.where(identifier: [identifier])
    raise ActiveFedora::ObjectNotFoundError, "Publication with identifier '#{identifier}' not found." unless results.count.positive?
    results.first
  end

  # Get the current agency for the publication
  # @returns [Collection] the current agency or nil if not assigned
  def agency
    cols = member_of_collections
    agency = nil
    return nil if cols.blank?
    cols.each do |col|
      agency = col if col.agency?
    end
    agency
  end

  # Get the current division for the publication
  # @returns [Collection] the current division or nil if not assigned
  def division
    cols = member_of_collections
    division = nil
    return nil if cols.blank?
    cols.each do |col|
      division = col if col.division?
    end
    division
  end

  # Change the agency for the publication
  # @param [Collection] the new agency
  def agency=(new_agency)
    return if current_agency?(new_agency)
    remove_from_current_agency
    add_to_agency(new_agency)
  end

  # Change the division for the publication
  # @param [Collection] the new agency
  def division=(new_division)
    return if current_division?(new_division)
    remove_from_current_division
    add_to_division(new_division)
  end

  # rubocop:disable Metrics/CyclomaticComplexity:
  # Check if the publication is already in new_agency
  # @return [Boolean] true if already in new_agency OR publication is not in an agency and new_agency is also nil; otherwise, false
  def current_agency?(new_agency)
    old_agency = agency
    return true if old_agency.blank? && new_agency.blank?
    return false if old_agency.present? && new_agency.blank?
    return false if old_agency.blank? && new_agency.present?
    old_agency.id == new_agency.id
  end

  # Check if the publication is already in new_division
  # @return [Boolean] true if already in new_division OR publication is not in a division and new_division is also nil; otherwise, false
  def current_division?(new_division)
    old_division = division
    return true if old_division.blank? && new_division.blank?
    return false if old_division.present? && new_division.blank?
    return false if old_division.blank? && new_division.present?
    old_division.id == new_division.id
  end

  # rubocop:enable Metrics/CyclomaticComplexity:

  # Get all releases for this publication
  # @returns [Array<Release>] the releases for this publication
  def releases
    ActiveFedora::Base.where("publication_id_ssi:#{id}").sort_by(&:release_datetime)
  end

  # Count the number of releases in this publication
  # @returns [Integer] the number of releases for this publication
  def release_count
    releases.count
  end

  def releases?
    release_count.positive?
  end

  # Get the agency's acronym that this publication is in
  # @returns [String] the agency's acronym (e.g. 'AMS', 'WAOB', etc.)
  def agency_acronym
    return nil if agency.blank?
    agency.acronym
  end

  # Get the divisions's acronym that this publication is in
  # @returns [String] the agency's acronym (e.g. 'AMS-CT', 'AMS-LPS', etc.)
  def division_acronym
    return nil if division.blank?
    division.acronym
  end

  # private

  # Remove the publication from it's current agency
  def remove_from_current_agency
    old_agency = agency
    return if old_agency.blank?
    member_of_collections.delete old_agency
    save!
  end

  # Remove the publication from it's current division
  def remove_from_current_division
    old_division = division
    return if old_division.blank?
    member_of_collections.delete old_division
    save!
  end

  # Add the publication to an agency.  NOTE: You must first remove it from the old agency or this will throw an exception.
  # Use method `agency=` to change agencies.
  # @params [Collection] the new agency for the publication
  def add_to_agency(new_agency)
    return if new_agency.blank?
    raise "Can't assign agency until the publication has been persisted" unless persisted?
    new_agency.add_member_objects [id]
    save!
  end

  def add_to_division(new_division)
    return if new_division.blank?
    raise "Can't assign division until the publication has been persisted" unless persisted?
    new_division.add_member_objects [id]
    save!
  end
  ### END esmis publication helper methods
end
# rubocop:enable Metrics/ClassLength