# NewspaperTitle: object for a publication/title
class NewspaperTitle < ActiveFedora::Base
  # WorkBehavior mixes in minimal ::Hyrax::CoreMetadata fields of
  # depositor, title, date_uploaded, and date_modified.
  # https://samvera.github.io/customize-metadata-model.html#core-metadata
  include ::Hyrax::WorkBehavior
  include NewspaperWorks::NewspaperCoreMetadata

  self.indexer = NewspaperTitleIndexer

  # containment/aggregation:
  self.valid_child_concerns = [NewspaperContainer, NewspaperIssue]

  # Validation and required fields:
  validates :title, presence: {
    message: 'A newspaper title requires a title (publication name).'
  }

  validates_with NewspaperWorks::PublicationDateStartEndValidator

  # TODO: Implement validations
  # validates :resource_type, presence: {
  #   message: 'A newspaper article requires a resource type.'
  # }
  # validates :language, presence: {
  #   message: 'A newspaper article requires a language.'
  # }
  # validates :held_by, presence: {
  #   message: 'A newspaper article requires a holding location.'
  # }

  # validations below causing save failures
  # TODO: get them working || enforce validation elsewhere || remove

  # validates :type, presence: {
  #   message: 'A newspaper title requires a type.'
  # }

  # == Type-specific properties ==

  # - Edition name
  property(
    :edition_name,
    predicate: ::RDF::Vocab::BF2.editionStatement,
    multiple: false
  ) do |index|
    index.as :stored_searchable
  end

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

  # - Preceded by
  property(
    :preceded_by,
    predicate: ::RDF::URI.new('http://rdaregistry.info/Elements/u/P60261'),
    multiple: true
  ) do |index|
    index.as :stored_searchable, :facetable
  end

  # - Succeeded by
  property(
    :succeeded_by,
    predicate: ::RDF::URI.new('http://rdaregistry.info/Elements/u/P60278'),
    multiple: true
  ) do |index|
    index.as :stored_searchable, :facetable
  end

  # - Publication date start
  property(
    :publication_date_start,
    predicate: ::RDF::Vocab::SCHEMA.startDate,
    multiple: false
  ) do |index|
    index.type :date
    index.as :stored_sortable
  end

  # - Publication date end
  property(
    :publication_date_end,
    predicate: ::RDF::Vocab::SCHEMA.endDate,
    multiple: false
  ) do |index|
    index.type :date
    index.as :stored_sortable
  end

  # BasicMetadata must be included last
  include ::Hyrax::BasicMetadata

  # for GeoNames autocomplete lookup
  include NewspaperWorks::PlaceOfPublicationBehavior

  # relationship methods:
  def issues
    members.select { |v| v.instance_of?(NewspaperIssue) }
  end

  def containers
    members.select { |v| v.instance_of?(NewspaperContainer) }
  end
end