module Fog
  module HP
    class BlockStorage
      class Real

        # Get details for existing block storage volume
        #
        # ==== Parameters
        # * volume_id<~Integer> - Id of the volume to get
        #
        # ==== Returns
        # * response<~Excon::Response>:
        #   * body<~Hash>:
        #     * volume<~Hash>:
        #       * 'id'<~Integer>: - Id for the volume
        #       * 'displayName'<~String>: - Name of the volume
        #       * 'displayDescription'<~String>: - Description of the volume
        #       * 'size'<~Integer>: - Size in GB for the volume
        #       * 'status'<~String>: - Status of the volume i.e. "available"
        #       * 'volumeType'<~String>: - Type of the volume
        #       * 'snapshotId'<~String>: - Id of the volume snapshot
        #       * 'createdAt'<~String>: - Timestamp in UTC when volume was created
        #       * 'availabilityZone'<~String>: - Availability zone i.e. "nova"
        #       * attachments<~Array>: Array of hashes of attachments
        #       * metadata<~Hash>: Hash of metadata for the volume

        def get_volume_details(volume_id)
          response = request(
            :expects  => 200,
            :method   => 'GET',
            :path     => "os-volumes/#{volume_id}"
          )
          response
        end

      end

      class Mock  # :nodoc:all

        def get_volume_details(volume_id)
          unless volume_id
            raise ArgumentError.new('volume_id is required')
          end
          response = Excon::Response.new
          if volume = self.data[:volumes][volume_id]
            response.status = 200
            response.body = { 'volume' => volume }
            response
          else
            raise Fog::HP::BlockStorage::NotFound
          end

        end
      end

    end
  end
end