# -*- coding: utf-8 -*-
# -------------------------------------------------------------------------
# Copyright (c) 2009-2010 Sem4r sem4ruby@gmail.com
# 
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
# 
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
# 
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
# 
# -------------------------------------------------------------------------

module Sem4r
  class AdGroupTextAd < AdGroupAd

    g_accessor :headline
    g_accessor :description1
    g_accessor :description2

    def initialize(ad_group, &block)
      self.type = TextAd
      super
    end

    def to_s
      "#{@id} textad '#{headline}' #{url}"
    end

    #
    # @private
    #
    def _xml(t)
      t.adGroupId   ad_group.id
      t.ad("xsi:type" => "TextAd") do |ad|
        ad.url              url
        ad.displayUrl       display_url
        ad.headline         headline
        ad.description1     description1
        ad.description2     description2
      end
      t.status status
    end

    #
    # Marshall with Builder::XmlMarkup
    #
    def xml(t, tag = nil)
      if tag
        t.__send__(tag, "xsi:type" => "AdGroupAd") { |t| _xml(t) }
      else
        _xml(t)
      end
    end

    def to_xml(tag)
      xml(Builder::XmlMarkup.new, tag)
    end


    def self.from_element(ad_group, el)
      new(ad_group) do
        @id         = el.at_xpath("id").text.strip.to_i
        # type          el.at_xpath("Ad.Type").text
        url           el.at_xpath("url").text.strip
        display_url   el.at_xpath("displayUrl").text.strip
        headline      el.at_xpath("headline").text.strip
        description1  el.at_xpath("description1").text.strip
        description2  el.at_xpath("description2").text.strip
      end
    end

    def self.create(ad_group, &block)
      new(ad_group, &block).save
    end

    def save
      unless @id
        ad_operation = AdGroupAdOperation.new.add self
        soap_message = service.ad_group_ad.mutate(credentials, ad_operation.to_xml("operations"))
        add_counters( soap_message.counters )
        rval = soap_message.response.xpath("//mutateResponse/rval").first
        id = rval.xpath("value/ad/id").first
        @id = id.text.strip.to_i
      end
      self
    end

  end
end