module HydraPbcore::Datastream::Deprecated
class DigitalDocument < ActiveFedora::NokogiriDatastream

  class_attribute :institution, :relator
  self.institution = "Rock and Roll Hall of Fame and Museum"
  self.relator     = "MARC relator terms"

  include HydraPbcore::Methods
  include HydraPbcore::Templates
  include HydraPbcore::Conversions

  @terminology = HydraPbcore::Datastream::Deprecated::Document.terminology

  def self.xml_template
    builder = Nokogiri::XML::Builder.new do |xml|

      xml.pbcoreDescriptionDocument("xmlns:xsi"=>"http://www.w3.org/2001/XMLSchema-instance",
        "xsi:schemaLocation"=>"http://www.pbcore.org/PBCore/PBCoreNamespace.html") {

        xml.pbcoreIdentifier(:source=>self.institution, :annotation=>"PID")
        xml.pbcoreTitle(:titleType=>"Main")
        xml.pbcoreDescription(:descriptionType=>"Description",
          :descriptionTypeSource=>"pbcoreDescription/descriptionType",
          :descriptionTypeRef=>"http://pbcore.org/vocabularies/pbcoreDescription/descriptionType#description",
          :annotation=>"Summary"
        )
        xml.pbcoreDescription(:descriptionType=>"Table of Contents",
          :descriptionTypeSource=>"pbcoreDescription/descriptionType",
          :descriptionTypeRef=>"http://pbcore.org/vocabularies/pbcoreDescription/descriptionType#table-of-contents",
          :annotation=>"Parts List"
        )
        xml.pbcoreRelation {
          xml.pbcoreRelationType(:source=>"PBCore relationType", :ref=>"http://pbcore.org/vocabularies/relationType#is-part-of") {
            xml.text "Is Part Of"
          }
          xml.pbcoreRelationIdentifier(:annotation=>"Event Series")
        }
        xml.pbcoreRelation {
          xml.pbcoreRelationType(:source=>"PBCore relationType", :ref=>"http://pbcore.org/vocabularies/relationType#is-part-of") {
            xml.text "Is Part Of"
          }
          xml.pbcoreRelationIdentifier(:annotation=>"Archival Collection")
        }
        xml.pbcoreRelation {
          xml.pbcoreRelationType(:source=>"PBCore relationType", :ref=>"http://pbcore.org/vocabularies/relationType#is-part-of") {
            xml.text "Is Part Of"
          }
          xml.pbcoreRelationIdentifier(:annotation=>"Archival Series")
        }
        xml.pbcoreRelation {
          xml.pbcoreRelationType(:source=>"PBCore relationType", :ref=>"http://pbcore.org/vocabularies/relationType#is-part-of") {
            xml.text "Is Part Of"
          }
          xml.pbcoreRelationIdentifier(:annotation=>"Collection Number")
        }
        xml.pbcoreRelation {
          xml.pbcoreRelationType(:source=>"PBCore relationType", :ref=>"http://pbcore.org/vocabularies/relationType#is-part-of") {
            xml.text "Is Part Of"
          }
          xml.pbcoreRelationIdentifier(:annotation=>"Accession Number")
        }
        xml.pbcoreCoverage {
          xml.coverage(:annotation=>"Event Place")
          xml.coverageType {
            xml.text "Spatial"
          }
        }
        xml.pbcoreCoverage {
          xml.coverage(:annotation=>"Event Date")
          xml.coverageType {
            xml.text "Temporal"
          }
        }
        xml.pbcoreRightsSummary
        xml.pbcoreAnnotation(:annotationType=>"Notes")

      }

    end
    return builder.doc
  end

  def to_solr(solr_doc = Hash.new)
    super(solr_doc)
    solr_doc.merge!({"format" => "Video"})

    # TODO: map PBcore's three-letter language codes to full language names
    # Right now, everything's English.
    if self.find_by_terms(:language).text.match("eng")
      solr_doc.merge!(:language_facet => "English")
    else
      solr_doc.merge!(:language_facet => "Unknown")
    end

    # Extract 4-digit year for creation date facet in Hydra and pub_date facet in Blacklight
    create = self.find_by_terms(:creation_date).text.strip
    unless create.nil? or create.empty?
      solr_doc.merge!(:create_date_facet => get_year(create))
      solr_doc.merge!(:pub_date => get_year(create))
    end
    return solr_doc
  end

end
end