[#7] Define parserservice interface

app/services/google_service/parser_service.rb

@@ -0,0 +1,46 @@
+# frozen_string_literal: true
+
+module GoogleService
+  module ParserService
+    require 'nokogiri'
+
+    def initialize(html)
+      @html = html
+      @document = Nokogiri::HTML.parse(html)
+    end
+
+    def parse_into(keyword)
+      keyword.ads_top_count = ads_top_count
+      keyword.ads_page_count = ads_page_count
+      keyword.ads_top_url = ads_top_url
+      keyword.ads_page_url = ads_page_url
+      keyword.non_ads_result_count = non_ads_result_count
+      keyword.total_link_count = total_link_count
+      keyword.html = @html
+    end
+
+    def ads_top_count
+
+    end
+
+    def ads_page_count
+
+    end
+
+    def ads_top_url
+
+    end
+
+    def ads_page_url
+
+    end
+
+    def non_ads_result_count
+
+    end
+
+    def total_link_count
+
+    end
+  end
+end