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/image&describeimages]
        def list_images(options = {})
          action = 'DescribeImages'
          sigNonce = randonStr
          time = Time.new.utc

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

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

          pageSize = options[:pageSize]
          pageSize = '50' unless pageSize
          parameters['PageSize'] = pageSize
          pathUrl += '&PageSize='
          pathUrl += pageSize

          imageId = options[:imageId]
          if imageId
            parameters['ImageId'] = imageId
            pathUrl += '&ImageId='
            pathUrl += imageId
          end

          imageName = options[:imageName]
          if imageName
            parameters['ImageName'] = imageName
            pathUrl += '&ImageName='
            pathUrl += imageName
          end

          snapshotId = options[:snapshotId]
          if snapshotId
            parameters['SnapshotId'] = snapshotId
            pathUrl += '&SnapshotId='
            pathUrl += snapshotId
          end

          ownerAlias = options[:ownerAlias]
          if ownerAlias
            parameters['ImageOwnerAlias'] = ownerAlias
            pathUrl += '&ImageOwnerAlias='
            pathUrl += ownerAlias
          end

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