Class: Pubid::Ccsds::SingleIdentifier

Inherits:
Identifier
  • Object
show all
Defined in:
lib/pubid/ccsds/single_identifier.rb

Instance Method Summary collapse

Methods included from Identifier

parse

Instance Method Details

#<=>(other) ⇒ Object 



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# File 'lib/pubid/ccsds/single_identifier.rb', line 50

def <=>(other)
  return nil unless other.is_a?(SingleIdentifier)

  # Compare by number first
  num_cmp = number.value.to_i <=> other.number.value.to_i
  return num_cmp unless num_cmp.zero?

  # Then by part
  part_cmp = (part ? part.value.to_i : 0) <=> (other.part ? other.part.value.to_i : 0)
  return part_cmp unless part_cmp.zero?

  # Then by edition
  if edition && other.edition
    edition.number.to_s <=> other.edition.number.to_s
  elsif edition
    1
  elsif other.edition
    -1
  else
    0
  end
end

#to_s(lang: :en, lang_single: false) ⇒ Object 



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# File 'lib/pubid/ccsds/single_identifier.rb', line 19

def to_s(lang: :en, lang_single: false)
  result = ""

  # Publisher
  result += publisher.body if publisher

  # Space after publisher
  result += " "

  # Series (optional single letter before number)
  result += series.value if series

  # Number with part (using dot notation)
  result += number.value
  result += ".#{part.value}" if part

  # Book color (required) - no space before dash
  result += "-#{book_color.value}" if book_color

  # Edition (optional)
  result += "-#{edition.number}" if edition

  # Retired marker (optional)
  result += "-S" if retired

  # Language (optional)
  result += " - #{language.code} Translated" if language

  result
end