class Xlsxrb::Ooxml::XmlBuilder

# File lib/xlsxrb/ooxml/xml_builder.rb, line 21
def initialize(io)
  @io = io
end

# File lib/xlsxrb/ooxml/xml_builder.rb, line 52
def close_tag(name)
  @io.write("</")
  @io.write(name)
  @io.write(">")
  self
end

# File lib/xlsxrb/ooxml/xml_builder.rb, line 25
def declaration
  @io << XML_HEADER
  self
end

# File lib/xlsxrb/ooxml/xml_builder.rb, line 59
def empty_tag(name, attrs = EMPTY_HASH)
  @io.write("<")
  @io.write(name)
  write_attrs(attrs) unless attrs.empty?
  @io.write("/>")
  self
end

# File lib/xlsxrb/ooxml/xml_builder.rb, line 44
def open_tag(name, attrs = EMPTY_HASH)
  @io.write("<")
  @io.write(name)
  write_attrs(attrs) unless attrs.empty?
  @io.write(">")
  self
end

# File lib/xlsxrb/ooxml/xml_builder.rb, line 73
def raw(xml_string)
  @io << xml_string
  self
end

# File lib/xlsxrb/ooxml/xml_builder.rb, line 33
def tag(name, attrs = EMPTY_HASH, &block)
  if block
    open_tag(name, attrs)
    yield self
    close_tag(name)
  else
    empty_tag(name, attrs)
  end
  self
end

# File lib/xlsxrb/ooxml/xml_builder.rb, line 67
def text(content)
  @io << escape(content.to_s)
  self
end

# File lib/xlsxrb/ooxml/xml_builder.rb, line 97
def to_s
  @io.is_a?(StringIO) ? @io.string : @io.to_s
end

# File lib/xlsxrb/ooxml/xml_builder.rb, line 79
def write_unmapped(node)
  return unless node.is_a?(Hash) && node[:tag]

  tag_name = node[:tag]
  attrs = node[:attrs] || {}
  children = node[:children] || []
  text_content = node[:text]

  if children.empty? && (text_content.nil? || text_content.empty?)
    empty_tag(tag_name, attrs)
  else
    open_tag(tag_name, attrs)
    text(text_content) if text_content && !text_content.empty?
    children.each { |child| write_unmapped(child) }
    close_tag(tag_name)
  end
end