require 'fog/parser'

module Fog
  class NewServers < Fog::Service

    requires :new_servers_password
    requires :new_servers_username

    model_path 'fog/new_servers/models'

    request_path 'fog/new_servers/requests'
    request :add_server
    request :cancel_server
    request :get_server
    request :list_images
    request :list_plans
    request :list_servers
    request :reboot_server

    class Mock
      include Collections

      def self.data
        @data ||= Hash.new do |hash, key|
          hash[key] = {}
        end
      end

      def self.reset_data(keys=data.keys)
        for key in [*keys]
          data.delete(key)
        end
      end

      def initialize(options={})
        @new_server_username = options[:new_servers_username]
        @data = self.class.data[@new_server_username]
      end

    end

    class Real
      include Collections

      def initialize(options={})
        @new_servers_password = options[:new_servers_password]
        @new_servers_username = options[:new_servers_username]
        @host   = options[:host]    || "noc.newservers.com"
        @port   = options[:port]    || 443
        @scheme = options[:scheme]  || 'https'
        @connection = Fog::Connection.new("#{@scheme}://#{@host}:#{@port}", options[:persistent])
      end

      def reload
        @connection.reset
      end

      def request(params)
        params[:query] ||= {}
        params[:query].merge!({
          :password => @new_servers_password,
          :username => @new_servers_username
        })
        params[:headers] ||= {}
        case params[:method]
        when 'DELETE', 'GET', 'HEAD'
          params[:headers]['Accept'] = 'application/xml'
        when 'POST', 'PUT'
          params[:headers]['Content-Type'] = 'application/xml'
        end

        begin
          response = @connection.request(params.merge!({:host => @host}))
        rescue Excon::Errors::Error => error
          raise case error
          when Excon::Errors::NotFound
            Fog::NewServers::NotFound.slurp(error)
          else
            error
          end
        end

        response
      end

    end
  end
end