module Faker
  class Language < Base
    class << self

      def name
        sample(translate('faker.language.names'))
      end

      def names(num = 3)
        resolved_num = resolve(num)
        suffle(translate('faker.language.names'))[0..resolved_num]
      end

      def abbreviation
        sample(translate('faker.language.abbreviations'))
      end

      def abbreviations(num = 3)
        resolved_num = resolve(num)
        suffle(translate('faker.language.abbreviations'))[0..resolved_num]
      end

      private

      def resolve(value)
        case value
        when Array then sample(value)
        when Range then rand value
        else value
        end
      end
    end
  end
end