module IsoDoc
  module JIS
    class WordConvert < IsoDoc::Iso::WordConvert
      def make_table_footnote_target(out, fnid, fnref)
        attrs = { id: fnid, class: "TableFootnoteRef" }
        out.span do |s|
          s << @i18n.table_footnote
          out.span **attrs do |a|
            a << "#{fnref})"
          end
          insert_tab(s, 1)
        end
      end

      def table_title_parse(node, out); end

      def table_attrs(node)
        { id: node["id"], title: node["alt"],
          summary: node["summary"], width: node["width"],
          class: (node.text.length > 4000 ? "MsoTableGridBig" : "MsoTableGrid"),
          style: "border-collapse:collapse;" \
                 "mso-table-anchor-horizontal:column;mso-table-overlap:never;" \
                 "border:none;mso-padding-alt: " \
                 "0cm 5.4pt 0cm 5.4pt;mso-border-insideh:none;" \
                 "mso-border-insidev:none;#{keep_style(node)}",
          border: 0, cellspacing: 0, cellpadding: 0 }
      end

      def make_tr_attr_style(cell, row, rowmax, totalrows, opt)
        top = row.zero? ? "#{SW1} 1.5pt;" : "none;"
        bottom = "#{SW1} #{rowmax >= totalrows ? '1.5' : '1.0'}pt;"
        ret = <<~STYLE.gsub(/\n/, "")
          border-top:#{top}mso-border-top-alt:#{top}
          border-left:#{bottom}mso-border-top-alt:#{bottom}
          border-right:#{bottom}mso-border-top-alt:#{bottom}
          border-bottom:#{bottom}mso-border-bottom-alt:#{bottom}
        STYLE
        opt[:bordered] or ret = ""
        pb = keep_rows_together(cell, rowmax, totalrows, opt) ? "avoid" : "auto"
        "#{ret}page-break-after:#{pb};"
      end

      def new_fullcolspan_row(table, tfoot)
        # how many columns in the table?
        cols = 0
        table.at(".//tr").xpath("./td | ./th").each do |td|
          cols += (td["colspan"] ? td["colspan"].to_i : 1)
        end
        style = "border-top:0pt;mso-border-top-alt:0pt;" \
                "border-bottom:#{SW1} 1.5pt;mso-border-bottom-alt:#{SW1} 1.5pt;" \
                "border-left:#{SW1} 1.5pt;mso-border-left-alt:#{SW1} 1.5pt;" \
                "border-right:#{SW1} 1.5pt;mso-border-right-alt:#{SW1} 1.5pt;"
        tfoot.add_child("<tr><td colspan='#{cols}' style='#{style}'/></tr>")
        tfoot.xpath(".//td").last
      end
    end
  end
end