panel/app/models/metadata_has_one.rb

# frozen_string_literal: true

class MetadataHasOne < MetadataBelongsTo
  alias has_one belongs_to
  alias had_one belonged_to

  def save
    # XXX: DRY
    if !changed?
      self[:value] = document_value

      return true
    end

    self[:value] = sanitize value

    return true unless changed?
    return true unless inverse?

    had_one[inverse]&.value = '' if had_one
    has_one[inverse]&.value = post.uuid.value if has_one

    true
  end

  def related_methods
    @related_methods ||= %i[has_one had_one].freeze
  end
end