module Fog
  module Compute
    class Aliyun
      class Real
        # {Aliyun API Reference}[https://docs.aliyun.com/?spm=5176.100054.3.1.DGkmH7#/pub/ecs/open-api/vpc&describevpcs]
        def list_vpcs(options={})
          
          action = 'DescribeVpcs'
          sigNonce = randonStr()
          time = Time.new.utc

          parameters = defalutParameters(action, sigNonce, time)
          pathUrl    = defaultAliyunUri(action, sigNonce, time)

          _VpcId   = options[:vpcId]       
          if _VpcId
            parameters["VpcId"] = _VpcId
            pathUrl += '&VpcId='
            pathUrl += _VpcId
          end

          pageNumber = options[:pageNumber]
          pageSize   = options[:pageSize]				
          if pageNumber
            parameters["PageNumber"] = pageNumber
            pathUrl += '&PageNumber='
            pathUrl += pageNumber
          end

          unless pageSize
            pageSize = '50'
          end
          parameters["PageSize"] = pageSize
          pathUrl += '&PageSize='
          pathUrl += pageSize	

          signature = sign(@aliyun_accesskey_secret, parameters)
          pathUrl += '&Signature='
          pathUrl += signature

          request(
            :expects  => [200, 203],
            :method   => 'GET',
            :path     => pathUrl
          )
        end
      end

      class Mock
        def list_images
          response = Excon::Response.new
          data = list_images_detail.body['images']
          images = []
          for image in data
            images << image.reject { |key, value| !['id', 'name', 'links'].include?(key) }
          end
          response.status = [200, 203][rand(1)]
          response.body = { 'images' => images }
          response
        end
      end
    end
  end
end