require_relative 'document_grid'
require_relative 'footnote_properties'
require_relative 'page_size'
require_relative 'page_margins'
require_relative 'columns'
require_relative 'note'
module OoxmlParser
  class PageProperties < OOXMLDocumentObject
    attr_accessor :type, :size, :margins, :document_grid, :num_type, :form_prot, :text_direction, :page_borders, :columns,
                  :notes
    # @return [FootnoteProperties] properties of footnote
    attr_accessor :footnote_properties

    def initialize(parent: nil)
      @notes = []
      @parent = parent
    end

    # Parse PageProperties data
    # @param [Nokogiri::XML:Element] node with PageProperties data
    # @return [PageProperties] value of PageProperties data
    def parse(node, default_paragraph, default_character)
      node.xpath('*').each do |pg_size_subnode|
        case pg_size_subnode.name
        when 'pgSz'
          @size = PageSize.new.parse(pg_size_subnode)
        when 'pgBorders'
          page_borders = Borders.new
          unless pg_size_subnode.attribute('display').nil?
            page_borders.display = pg_size_subnode.attribute('display').value.to_sym
          end
          unless pg_size_subnode.attribute('offsetFrom').nil?
            page_borders.offset_from = pg_size_subnode.attribute('offsetFrom').value.to_sym
          end
          pg_size_subnode.xpath('w:bottom').each do |bottom|
            page_borders.bottom = BordersProperties.new(parent: page_borders).parse(bottom)
          end
          pg_size_subnode.xpath('w:left').each do |left|
            page_borders.bottom = BordersProperties.new(parent: page_borders).parse(left)
          end
          pg_size_subnode.xpath('w:top').each do |top|
            page_borders.bottom = BordersProperties.new(parent: page_borders).parse(top)
          end
          pg_size_subnode.xpath('w:right').each do |right|
            page_borders.bottom = BordersProperties.new(parent: page_borders).parse(right)
          end
          @page_borders = page_borders
        when 'type'
          @type = pg_size_subnode.attribute('val').value
        when 'pgMar'
          @margins = PageMargins.new(parent: self).parse(pg_size_subnode)
        when 'pgNumType'
          @num_type = pg_size_subnode.attribute('fmt').value unless pg_size_subnode.attribute('fmt').nil?
        when 'formProt'
          @form_prot = pg_size_subnode.attribute('val').value
        when 'textDirection'
          @text_direction = pg_size_subnode.attribute('val').value
        when 'docGrid'
          @document_grid = DocumentGrid.new(parent: self).parse(pg_size_subnode)
        when 'cols'
          @columns = Columns.new.parse(pg_size_subnode)
        when 'headerReference', 'footerReference'
          target = OOXMLDocumentObject.get_link_from_rels(pg_size_subnode.attribute('id').value)
          OOXMLDocumentObject.add_to_xmls_stack("word/#{target}")
          note = Note.parse(default_paragraph, default_character, target,
                            pg_size_subnode.attribute('type').value,
                            File.basename(target).sub('.xml', ''),
                            parent: self)
          @notes << note
          OOXMLDocumentObject.xmls_stack.pop
        when 'footnotePr'
          @footnote_properties = FootnoteProperties.new(parent: self).parse(pg_size_subnode)
        end
      end
      self
    end
  end
end