# encoding: utf-8
# Code generated by Microsoft (R) AutoRest Code Generator.
# Changes may cause incorrect behavior and will be lost if the code is
# regenerated.

module Azure::Cosmosdb::Mgmt::V2019_08_01
  #
  # Azure Cosmos DB Database Service Resource Provider REST API
  #
  class DatabaseAccounts
    include MsRestAzure

    #
    # Creates and initializes a new instance of the DatabaseAccounts class.
    # @param client service class for accessing basic functionality.
    #
    def initialize(client)
      @client = client
    end

    # @return [CosmosDBManagementClient] reference to the CosmosDBManagementClient
    attr_reader :client

    #
    # Retrieves the properties of an existing Azure Cosmos DB database account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [DatabaseAccountGetResults] operation results.
    #
    def get(resource_group_name, account_name, custom_headers:nil)
      response = get_async(resource_group_name, account_name, custom_headers:custom_headers).value!
      response.body unless response.nil?
    end

    #
    # Retrieves the properties of an existing Azure Cosmos DB database account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [MsRestAzure::AzureOperationResponse] HTTP response information.
    #
    def get_with_http_info(resource_group_name, account_name, custom_headers:nil)
      get_async(resource_group_name, account_name, custom_headers:custom_headers).value!
    end

    #
    # Retrieves the properties of an existing Azure Cosmos DB database account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param [Hash{String => String}] A hash of custom headers that will be added
    # to the HTTP request.
    #
    # @return [Concurrent::Promise] Promise object which holds the HTTP response.
    #
    def get_async(resource_group_name, account_name, custom_headers:nil)
      fail ArgumentError, '@client.subscription_id is nil' if @client.subscription_id.nil?
      fail ArgumentError, 'resource_group_name is nil' if resource_group_name.nil?
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'MaxLength': '90'" if !resource_group_name.nil? && resource_group_name.length > 90
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'MinLength': '1'" if !resource_group_name.nil? && resource_group_name.length < 1
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'Pattern': '^[-\w\._\(\)]+$'" if !resource_group_name.nil? && resource_group_name.match(Regexp.new('^^[-\w\._\(\)]+$$')).nil?
      fail ArgumentError, 'account_name is nil' if account_name.nil?
      fail ArgumentError, "'account_name' should satisfy the constraint - 'MaxLength': '50'" if !account_name.nil? && account_name.length > 50
      fail ArgumentError, "'account_name' should satisfy the constraint - 'MinLength': '3'" if !account_name.nil? && account_name.length < 3
      fail ArgumentError, "'account_name' should satisfy the constraint - 'Pattern': '^[a-z0-9]+(-[a-z0-9]+)*'" if !account_name.nil? && account_name.match(Regexp.new('^^[a-z0-9]+(-[a-z0-9]+)*$')).nil?
      fail ArgumentError, '@client.api_version is nil' if @client.api_version.nil?


      request_headers = {}
      request_headers['Content-Type'] = 'application/json; charset=utf-8'

      # Set Headers
      request_headers['x-ms-client-request-id'] = SecureRandom.uuid
      request_headers['accept-language'] = @client.accept_language unless @client.accept_language.nil?
      path_template = 'subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.DocumentDB/databaseAccounts/{accountName}'

      request_url = @base_url || @client.base_url

      options = {
          middlewares: [[MsRest::RetryPolicyMiddleware, times: 3, retry: 0.02], [:cookie_jar]],
          path_params: {'subscriptionId' => @client.subscription_id,'resourceGroupName' => resource_group_name,'accountName' => account_name},
          query_params: {'api-version' => @client.api_version},
          headers: request_headers.merge(custom_headers || {}),
          base_url: request_url
      }
      promise = @client.make_request_async(:get, path_template, options)

      promise = promise.then do |result|
        http_response = result.response
        status_code = http_response.status
        response_content = http_response.body
        unless status_code == 200
          error_model = JSON.load(response_content)
          fail MsRestAzure::AzureOperationError.new(result.request, http_response, error_model)
        end

        result.request_id = http_response['x-ms-request-id'] unless http_response['x-ms-request-id'].nil?
        result.correlation_request_id = http_response['x-ms-correlation-request-id'] unless http_response['x-ms-correlation-request-id'].nil?
        result.client_request_id = http_response['x-ms-client-request-id'] unless http_response['x-ms-client-request-id'].nil?
        # Deserialize Response
        if status_code == 200
          begin
            parsed_response = response_content.to_s.empty? ? nil : JSON.load(response_content)
            result_mapper = Azure::Cosmosdb::Mgmt::V2019_08_01::Models::DatabaseAccountGetResults.mapper()
            result.body = @client.deserialize(result_mapper, parsed_response)
          rescue Exception => e
            fail MsRest::DeserializationError.new('Error occurred in deserializing the response', e.message, e.backtrace, result)
          end
        end

        result
      end

      promise.execute
    end

    #
    # Updates the properties of an existing Azure Cosmos DB database account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param update_parameters [DatabaseAccountUpdateParameters] The parameters to
    # provide for the current database account.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [DatabaseAccountGetResults] operation results.
    #
    def update(resource_group_name, account_name, update_parameters, custom_headers:nil)
      response = update_async(resource_group_name, account_name, update_parameters, custom_headers:custom_headers).value!
      response.body unless response.nil?
    end

    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param update_parameters [DatabaseAccountUpdateParameters] The parameters to
    # provide for the current database account.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [Concurrent::Promise] promise which provides async access to http
    # response.
    #
    def update_async(resource_group_name, account_name, update_parameters, custom_headers:nil)
      # Send request
      promise = begin_update_async(resource_group_name, account_name, update_parameters, custom_headers:custom_headers)

      promise = promise.then do |response|
        # Defining deserialization method.
        deserialize_method = lambda do |parsed_response|
          result_mapper = Azure::Cosmosdb::Mgmt::V2019_08_01::Models::DatabaseAccountGetResults.mapper()
          parsed_response = @client.deserialize(result_mapper, parsed_response)
        end

        # Waiting for response.
        @client.get_long_running_operation_result(response, deserialize_method)
      end

      promise
    end

    #
    # Creates or updates an Azure Cosmos DB database account. The "Update" method
    # is preferred when performing updates on an account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param create_update_parameters [DatabaseAccountCreateUpdateParameters] The
    # parameters to provide for the current database account.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [DatabaseAccountGetResults] operation results.
    #
    def create_or_update(resource_group_name, account_name, create_update_parameters, custom_headers:nil)
      response = create_or_update_async(resource_group_name, account_name, create_update_parameters, custom_headers:custom_headers).value!
      response.body unless response.nil?
    end

    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param create_update_parameters [DatabaseAccountCreateUpdateParameters] The
    # parameters to provide for the current database account.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [Concurrent::Promise] promise which provides async access to http
    # response.
    #
    def create_or_update_async(resource_group_name, account_name, create_update_parameters, custom_headers:nil)
      # Send request
      promise = begin_create_or_update_async(resource_group_name, account_name, create_update_parameters, custom_headers:custom_headers)

      promise = promise.then do |response|
        # Defining deserialization method.
        deserialize_method = lambda do |parsed_response|
          result_mapper = Azure::Cosmosdb::Mgmt::V2019_08_01::Models::DatabaseAccountGetResults.mapper()
          parsed_response = @client.deserialize(result_mapper, parsed_response)
        end

        # Waiting for response.
        @client.get_long_running_operation_result(response, deserialize_method)
      end

      promise
    end

    #
    # Deletes an existing Azure Cosmos DB database account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    def delete(resource_group_name, account_name, custom_headers:nil)
      response = delete_async(resource_group_name, account_name, custom_headers:custom_headers).value!
      nil
    end

    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [Concurrent::Promise] promise which provides async access to http
    # response.
    #
    def delete_async(resource_group_name, account_name, custom_headers:nil)
      # Send request
      promise = begin_delete_async(resource_group_name, account_name, custom_headers:custom_headers)

      promise = promise.then do |response|
        # Defining deserialization method.
        deserialize_method = lambda do |parsed_response|
        end

        # Waiting for response.
        @client.get_long_running_operation_result(response, deserialize_method)
      end

      promise
    end

    #
    # Changes the failover priority for the Azure Cosmos DB database account. A
    # failover priority of 0 indicates a write region. The maximum value for a
    # failover priority = (total number of regions - 1). Failover priority values
    # must be unique for each of the regions in which the database account exists.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param failover_parameters [FailoverPolicies] The new failover policies for
    # the database account.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    def failover_priority_change(resource_group_name, account_name, failover_parameters, custom_headers:nil)
      response = failover_priority_change_async(resource_group_name, account_name, failover_parameters, custom_headers:custom_headers).value!
      nil
    end

    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param failover_parameters [FailoverPolicies] The new failover policies for
    # the database account.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [Concurrent::Promise] promise which provides async access to http
    # response.
    #
    def failover_priority_change_async(resource_group_name, account_name, failover_parameters, custom_headers:nil)
      # Send request
      promise = begin_failover_priority_change_async(resource_group_name, account_name, failover_parameters, custom_headers:custom_headers)

      promise = promise.then do |response|
        # Defining deserialization method.
        deserialize_method = lambda do |parsed_response|
        end

        # Waiting for response.
        @client.get_long_running_operation_result(response, deserialize_method)
      end

      promise
    end

    #
    # Lists all the Azure Cosmos DB database accounts available under the
    # subscription.
    #
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [DatabaseAccountsListResult] operation results.
    #
    def list(custom_headers:nil)
      response = list_async(custom_headers:custom_headers).value!
      response.body unless response.nil?
    end

    #
    # Lists all the Azure Cosmos DB database accounts available under the
    # subscription.
    #
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [MsRestAzure::AzureOperationResponse] HTTP response information.
    #
    def list_with_http_info(custom_headers:nil)
      list_async(custom_headers:custom_headers).value!
    end

    #
    # Lists all the Azure Cosmos DB database accounts available under the
    # subscription.
    #
    # @param [Hash{String => String}] A hash of custom headers that will be added
    # to the HTTP request.
    #
    # @return [Concurrent::Promise] Promise object which holds the HTTP response.
    #
    def list_async(custom_headers:nil)
      fail ArgumentError, '@client.api_version is nil' if @client.api_version.nil?
      fail ArgumentError, '@client.subscription_id is nil' if @client.subscription_id.nil?


      request_headers = {}
      request_headers['Content-Type'] = 'application/json; charset=utf-8'

      # Set Headers
      request_headers['x-ms-client-request-id'] = SecureRandom.uuid
      request_headers['accept-language'] = @client.accept_language unless @client.accept_language.nil?
      path_template = 'subscriptions/{subscriptionId}/providers/Microsoft.DocumentDB/databaseAccounts'

      request_url = @base_url || @client.base_url

      options = {
          middlewares: [[MsRest::RetryPolicyMiddleware, times: 3, retry: 0.02], [:cookie_jar]],
          path_params: {'subscriptionId' => @client.subscription_id},
          query_params: {'api-version' => @client.api_version},
          headers: request_headers.merge(custom_headers || {}),
          base_url: request_url
      }
      promise = @client.make_request_async(:get, path_template, options)

      promise = promise.then do |result|
        http_response = result.response
        status_code = http_response.status
        response_content = http_response.body
        unless status_code == 200
          error_model = JSON.load(response_content)
          fail MsRestAzure::AzureOperationError.new(result.request, http_response, error_model)
        end

        result.request_id = http_response['x-ms-request-id'] unless http_response['x-ms-request-id'].nil?
        result.correlation_request_id = http_response['x-ms-correlation-request-id'] unless http_response['x-ms-correlation-request-id'].nil?
        result.client_request_id = http_response['x-ms-client-request-id'] unless http_response['x-ms-client-request-id'].nil?
        # Deserialize Response
        if status_code == 200
          begin
            parsed_response = response_content.to_s.empty? ? nil : JSON.load(response_content)
            result_mapper = Azure::Cosmosdb::Mgmt::V2019_08_01::Models::DatabaseAccountsListResult.mapper()
            result.body = @client.deserialize(result_mapper, parsed_response)
          rescue Exception => e
            fail MsRest::DeserializationError.new('Error occurred in deserializing the response', e.message, e.backtrace, result)
          end
        end

        result
      end

      promise.execute
    end

    #
    # Lists all the Azure Cosmos DB database accounts available under the given
    # resource group.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [DatabaseAccountsListResult] operation results.
    #
    def list_by_resource_group(resource_group_name, custom_headers:nil)
      response = list_by_resource_group_async(resource_group_name, custom_headers:custom_headers).value!
      response.body unless response.nil?
    end

    #
    # Lists all the Azure Cosmos DB database accounts available under the given
    # resource group.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [MsRestAzure::AzureOperationResponse] HTTP response information.
    #
    def list_by_resource_group_with_http_info(resource_group_name, custom_headers:nil)
      list_by_resource_group_async(resource_group_name, custom_headers:custom_headers).value!
    end

    #
    # Lists all the Azure Cosmos DB database accounts available under the given
    # resource group.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param [Hash{String => String}] A hash of custom headers that will be added
    # to the HTTP request.
    #
    # @return [Concurrent::Promise] Promise object which holds the HTTP response.
    #
    def list_by_resource_group_async(resource_group_name, custom_headers:nil)
      fail ArgumentError, 'resource_group_name is nil' if resource_group_name.nil?
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'MaxLength': '90'" if !resource_group_name.nil? && resource_group_name.length > 90
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'MinLength': '1'" if !resource_group_name.nil? && resource_group_name.length < 1
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'Pattern': '^[-\w\._\(\)]+$'" if !resource_group_name.nil? && resource_group_name.match(Regexp.new('^^[-\w\._\(\)]+$$')).nil?
      fail ArgumentError, '@client.api_version is nil' if @client.api_version.nil?
      fail ArgumentError, '@client.subscription_id is nil' if @client.subscription_id.nil?


      request_headers = {}
      request_headers['Content-Type'] = 'application/json; charset=utf-8'

      # Set Headers
      request_headers['x-ms-client-request-id'] = SecureRandom.uuid
      request_headers['accept-language'] = @client.accept_language unless @client.accept_language.nil?
      path_template = 'subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.DocumentDB/databaseAccounts'

      request_url = @base_url || @client.base_url

      options = {
          middlewares: [[MsRest::RetryPolicyMiddleware, times: 3, retry: 0.02], [:cookie_jar]],
          path_params: {'resourceGroupName' => resource_group_name,'subscriptionId' => @client.subscription_id},
          query_params: {'api-version' => @client.api_version},
          headers: request_headers.merge(custom_headers || {}),
          base_url: request_url
      }
      promise = @client.make_request_async(:get, path_template, options)

      promise = promise.then do |result|
        http_response = result.response
        status_code = http_response.status
        response_content = http_response.body
        unless status_code == 200
          error_model = JSON.load(response_content)
          fail MsRestAzure::AzureOperationError.new(result.request, http_response, error_model)
        end

        result.request_id = http_response['x-ms-request-id'] unless http_response['x-ms-request-id'].nil?
        result.correlation_request_id = http_response['x-ms-correlation-request-id'] unless http_response['x-ms-correlation-request-id'].nil?
        result.client_request_id = http_response['x-ms-client-request-id'] unless http_response['x-ms-client-request-id'].nil?
        # Deserialize Response
        if status_code == 200
          begin
            parsed_response = response_content.to_s.empty? ? nil : JSON.load(response_content)
            result_mapper = Azure::Cosmosdb::Mgmt::V2019_08_01::Models::DatabaseAccountsListResult.mapper()
            result.body = @client.deserialize(result_mapper, parsed_response)
          rescue Exception => e
            fail MsRest::DeserializationError.new('Error occurred in deserializing the response', e.message, e.backtrace, result)
          end
        end

        result
      end

      promise.execute
    end

    #
    # Lists the access keys for the specified Azure Cosmos DB database account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [DatabaseAccountListKeysResult] operation results.
    #
    def list_keys(resource_group_name, account_name, custom_headers:nil)
      response = list_keys_async(resource_group_name, account_name, custom_headers:custom_headers).value!
      response.body unless response.nil?
    end

    #
    # Lists the access keys for the specified Azure Cosmos DB database account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [MsRestAzure::AzureOperationResponse] HTTP response information.
    #
    def list_keys_with_http_info(resource_group_name, account_name, custom_headers:nil)
      list_keys_async(resource_group_name, account_name, custom_headers:custom_headers).value!
    end

    #
    # Lists the access keys for the specified Azure Cosmos DB database account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param [Hash{String => String}] A hash of custom headers that will be added
    # to the HTTP request.
    #
    # @return [Concurrent::Promise] Promise object which holds the HTTP response.
    #
    def list_keys_async(resource_group_name, account_name, custom_headers:nil)
      fail ArgumentError, '@client.subscription_id is nil' if @client.subscription_id.nil?
      fail ArgumentError, 'resource_group_name is nil' if resource_group_name.nil?
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'MaxLength': '90'" if !resource_group_name.nil? && resource_group_name.length > 90
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'MinLength': '1'" if !resource_group_name.nil? && resource_group_name.length < 1
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'Pattern': '^[-\w\._\(\)]+$'" if !resource_group_name.nil? && resource_group_name.match(Regexp.new('^^[-\w\._\(\)]+$$')).nil?
      fail ArgumentError, 'account_name is nil' if account_name.nil?
      fail ArgumentError, "'account_name' should satisfy the constraint - 'MaxLength': '50'" if !account_name.nil? && account_name.length > 50
      fail ArgumentError, "'account_name' should satisfy the constraint - 'MinLength': '3'" if !account_name.nil? && account_name.length < 3
      fail ArgumentError, "'account_name' should satisfy the constraint - 'Pattern': '^[a-z0-9]+(-[a-z0-9]+)*'" if !account_name.nil? && account_name.match(Regexp.new('^^[a-z0-9]+(-[a-z0-9]+)*$')).nil?
      fail ArgumentError, '@client.api_version is nil' if @client.api_version.nil?


      request_headers = {}
      request_headers['Content-Type'] = 'application/json; charset=utf-8'

      # Set Headers
      request_headers['x-ms-client-request-id'] = SecureRandom.uuid
      request_headers['accept-language'] = @client.accept_language unless @client.accept_language.nil?
      path_template = 'subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.DocumentDB/databaseAccounts/{accountName}/listKeys'

      request_url = @base_url || @client.base_url

      options = {
          middlewares: [[MsRest::RetryPolicyMiddleware, times: 3, retry: 0.02], [:cookie_jar]],
          path_params: {'subscriptionId' => @client.subscription_id,'resourceGroupName' => resource_group_name,'accountName' => account_name},
          query_params: {'api-version' => @client.api_version},
          headers: request_headers.merge(custom_headers || {}),
          base_url: request_url
      }
      promise = @client.make_request_async(:post, path_template, options)

      promise = promise.then do |result|
        http_response = result.response
        status_code = http_response.status
        response_content = http_response.body
        unless status_code == 200
          error_model = JSON.load(response_content)
          fail MsRestAzure::AzureOperationError.new(result.request, http_response, error_model)
        end

        result.request_id = http_response['x-ms-request-id'] unless http_response['x-ms-request-id'].nil?
        result.correlation_request_id = http_response['x-ms-correlation-request-id'] unless http_response['x-ms-correlation-request-id'].nil?
        result.client_request_id = http_response['x-ms-client-request-id'] unless http_response['x-ms-client-request-id'].nil?
        # Deserialize Response
        if status_code == 200
          begin
            parsed_response = response_content.to_s.empty? ? nil : JSON.load(response_content)
            result_mapper = Azure::Cosmosdb::Mgmt::V2019_08_01::Models::DatabaseAccountListKeysResult.mapper()
            result.body = @client.deserialize(result_mapper, parsed_response)
          rescue Exception => e
            fail MsRest::DeserializationError.new('Error occurred in deserializing the response', e.message, e.backtrace, result)
          end
        end

        result
      end

      promise.execute
    end

    #
    # Lists the connection strings for the specified Azure Cosmos DB database
    # account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [DatabaseAccountListConnectionStringsResult] operation results.
    #
    def list_connection_strings(resource_group_name, account_name, custom_headers:nil)
      response = list_connection_strings_async(resource_group_name, account_name, custom_headers:custom_headers).value!
      response.body unless response.nil?
    end

    #
    # Lists the connection strings for the specified Azure Cosmos DB database
    # account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [MsRestAzure::AzureOperationResponse] HTTP response information.
    #
    def list_connection_strings_with_http_info(resource_group_name, account_name, custom_headers:nil)
      list_connection_strings_async(resource_group_name, account_name, custom_headers:custom_headers).value!
    end

    #
    # Lists the connection strings for the specified Azure Cosmos DB database
    # account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param [Hash{String => String}] A hash of custom headers that will be added
    # to the HTTP request.
    #
    # @return [Concurrent::Promise] Promise object which holds the HTTP response.
    #
    def list_connection_strings_async(resource_group_name, account_name, custom_headers:nil)
      fail ArgumentError, '@client.subscription_id is nil' if @client.subscription_id.nil?
      fail ArgumentError, 'resource_group_name is nil' if resource_group_name.nil?
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'MaxLength': '90'" if !resource_group_name.nil? && resource_group_name.length > 90
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'MinLength': '1'" if !resource_group_name.nil? && resource_group_name.length < 1
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'Pattern': '^[-\w\._\(\)]+$'" if !resource_group_name.nil? && resource_group_name.match(Regexp.new('^^[-\w\._\(\)]+$$')).nil?
      fail ArgumentError, 'account_name is nil' if account_name.nil?
      fail ArgumentError, "'account_name' should satisfy the constraint - 'MaxLength': '50'" if !account_name.nil? && account_name.length > 50
      fail ArgumentError, "'account_name' should satisfy the constraint - 'MinLength': '3'" if !account_name.nil? && account_name.length < 3
      fail ArgumentError, "'account_name' should satisfy the constraint - 'Pattern': '^[a-z0-9]+(-[a-z0-9]+)*'" if !account_name.nil? && account_name.match(Regexp.new('^^[a-z0-9]+(-[a-z0-9]+)*$')).nil?
      fail ArgumentError, '@client.api_version is nil' if @client.api_version.nil?


      request_headers = {}
      request_headers['Content-Type'] = 'application/json; charset=utf-8'

      # Set Headers
      request_headers['x-ms-client-request-id'] = SecureRandom.uuid
      request_headers['accept-language'] = @client.accept_language unless @client.accept_language.nil?
      path_template = 'subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.DocumentDB/databaseAccounts/{accountName}/listConnectionStrings'

      request_url = @base_url || @client.base_url

      options = {
          middlewares: [[MsRest::RetryPolicyMiddleware, times: 3, retry: 0.02], [:cookie_jar]],
          path_params: {'subscriptionId' => @client.subscription_id,'resourceGroupName' => resource_group_name,'accountName' => account_name},
          query_params: {'api-version' => @client.api_version},
          headers: request_headers.merge(custom_headers || {}),
          base_url: request_url
      }
      promise = @client.make_request_async(:post, path_template, options)

      promise = promise.then do |result|
        http_response = result.response
        status_code = http_response.status
        response_content = http_response.body
        unless status_code == 200
          error_model = JSON.load(response_content)
          fail MsRestAzure::AzureOperationError.new(result.request, http_response, error_model)
        end

        result.request_id = http_response['x-ms-request-id'] unless http_response['x-ms-request-id'].nil?
        result.correlation_request_id = http_response['x-ms-correlation-request-id'] unless http_response['x-ms-correlation-request-id'].nil?
        result.client_request_id = http_response['x-ms-client-request-id'] unless http_response['x-ms-client-request-id'].nil?
        # Deserialize Response
        if status_code == 200
          begin
            parsed_response = response_content.to_s.empty? ? nil : JSON.load(response_content)
            result_mapper = Azure::Cosmosdb::Mgmt::V2019_08_01::Models::DatabaseAccountListConnectionStringsResult.mapper()
            result.body = @client.deserialize(result_mapper, parsed_response)
          rescue Exception => e
            fail MsRest::DeserializationError.new('Error occurred in deserializing the response', e.message, e.backtrace, result)
          end
        end

        result
      end

      promise.execute
    end

    #
    # Offline the specified region for the specified Azure Cosmos DB database
    # account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param region_parameter_for_offline [RegionForOnlineOffline] Cosmos DB region
    # to offline for the database account.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    def offline_region(resource_group_name, account_name, region_parameter_for_offline, custom_headers:nil)
      response = offline_region_async(resource_group_name, account_name, region_parameter_for_offline, custom_headers:custom_headers).value!
      nil
    end

    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param region_parameter_for_offline [RegionForOnlineOffline] Cosmos DB region
    # to offline for the database account.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [Concurrent::Promise] promise which provides async access to http
    # response.
    #
    def offline_region_async(resource_group_name, account_name, region_parameter_for_offline, custom_headers:nil)
      # Send request
      promise = begin_offline_region_async(resource_group_name, account_name, region_parameter_for_offline, custom_headers:custom_headers)

      promise = promise.then do |response|
        # Defining deserialization method.
        deserialize_method = lambda do |parsed_response|
        end

        # Waiting for response.
        @client.get_long_running_operation_result(response, deserialize_method)
      end

      promise
    end

    #
    # Online the specified region for the specified Azure Cosmos DB database
    # account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param region_parameter_for_online [RegionForOnlineOffline] Cosmos DB region
    # to online for the database account.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    def online_region(resource_group_name, account_name, region_parameter_for_online, custom_headers:nil)
      response = online_region_async(resource_group_name, account_name, region_parameter_for_online, custom_headers:custom_headers).value!
      nil
    end

    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param region_parameter_for_online [RegionForOnlineOffline] Cosmos DB region
    # to online for the database account.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [Concurrent::Promise] promise which provides async access to http
    # response.
    #
    def online_region_async(resource_group_name, account_name, region_parameter_for_online, custom_headers:nil)
      # Send request
      promise = begin_online_region_async(resource_group_name, account_name, region_parameter_for_online, custom_headers:custom_headers)

      promise = promise.then do |response|
        # Defining deserialization method.
        deserialize_method = lambda do |parsed_response|
        end

        # Waiting for response.
        @client.get_long_running_operation_result(response, deserialize_method)
      end

      promise
    end

    #
    # Lists the read-only access keys for the specified Azure Cosmos DB database
    # account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [DatabaseAccountListReadOnlyKeysResult] operation results.
    #
    def get_read_only_keys(resource_group_name, account_name, custom_headers:nil)
      response = get_read_only_keys_async(resource_group_name, account_name, custom_headers:custom_headers).value!
      response.body unless response.nil?
    end

    #
    # Lists the read-only access keys for the specified Azure Cosmos DB database
    # account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [MsRestAzure::AzureOperationResponse] HTTP response information.
    #
    def get_read_only_keys_with_http_info(resource_group_name, account_name, custom_headers:nil)
      get_read_only_keys_async(resource_group_name, account_name, custom_headers:custom_headers).value!
    end

    #
    # Lists the read-only access keys for the specified Azure Cosmos DB database
    # account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param [Hash{String => String}] A hash of custom headers that will be added
    # to the HTTP request.
    #
    # @return [Concurrent::Promise] Promise object which holds the HTTP response.
    #
    def get_read_only_keys_async(resource_group_name, account_name, custom_headers:nil)
      fail ArgumentError, '@client.subscription_id is nil' if @client.subscription_id.nil?
      fail ArgumentError, 'resource_group_name is nil' if resource_group_name.nil?
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'MaxLength': '90'" if !resource_group_name.nil? && resource_group_name.length > 90
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'MinLength': '1'" if !resource_group_name.nil? && resource_group_name.length < 1
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'Pattern': '^[-\w\._\(\)]+$'" if !resource_group_name.nil? && resource_group_name.match(Regexp.new('^^[-\w\._\(\)]+$$')).nil?
      fail ArgumentError, 'account_name is nil' if account_name.nil?
      fail ArgumentError, "'account_name' should satisfy the constraint - 'MaxLength': '50'" if !account_name.nil? && account_name.length > 50
      fail ArgumentError, "'account_name' should satisfy the constraint - 'MinLength': '3'" if !account_name.nil? && account_name.length < 3
      fail ArgumentError, "'account_name' should satisfy the constraint - 'Pattern': '^[a-z0-9]+(-[a-z0-9]+)*'" if !account_name.nil? && account_name.match(Regexp.new('^^[a-z0-9]+(-[a-z0-9]+)*$')).nil?
      fail ArgumentError, '@client.api_version is nil' if @client.api_version.nil?


      request_headers = {}
      request_headers['Content-Type'] = 'application/json; charset=utf-8'

      # Set Headers
      request_headers['x-ms-client-request-id'] = SecureRandom.uuid
      request_headers['accept-language'] = @client.accept_language unless @client.accept_language.nil?
      path_template = 'subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.DocumentDB/databaseAccounts/{accountName}/readonlykeys'

      request_url = @base_url || @client.base_url

      options = {
          middlewares: [[MsRest::RetryPolicyMiddleware, times: 3, retry: 0.02], [:cookie_jar]],
          path_params: {'subscriptionId' => @client.subscription_id,'resourceGroupName' => resource_group_name,'accountName' => account_name},
          query_params: {'api-version' => @client.api_version},
          headers: request_headers.merge(custom_headers || {}),
          base_url: request_url
      }
      promise = @client.make_request_async(:get, path_template, options)

      promise = promise.then do |result|
        http_response = result.response
        status_code = http_response.status
        response_content = http_response.body
        unless status_code == 200
          error_model = JSON.load(response_content)
          fail MsRestAzure::AzureOperationError.new(result.request, http_response, error_model)
        end

        result.request_id = http_response['x-ms-request-id'] unless http_response['x-ms-request-id'].nil?
        result.correlation_request_id = http_response['x-ms-correlation-request-id'] unless http_response['x-ms-correlation-request-id'].nil?
        result.client_request_id = http_response['x-ms-client-request-id'] unless http_response['x-ms-client-request-id'].nil?
        # Deserialize Response
        if status_code == 200
          begin
            parsed_response = response_content.to_s.empty? ? nil : JSON.load(response_content)
            result_mapper = Azure::Cosmosdb::Mgmt::V2019_08_01::Models::DatabaseAccountListReadOnlyKeysResult.mapper()
            result.body = @client.deserialize(result_mapper, parsed_response)
          rescue Exception => e
            fail MsRest::DeserializationError.new('Error occurred in deserializing the response', e.message, e.backtrace, result)
          end
        end

        result
      end

      promise.execute
    end

    #
    # Lists the read-only access keys for the specified Azure Cosmos DB database
    # account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [DatabaseAccountListReadOnlyKeysResult] operation results.
    #
    def list_read_only_keys(resource_group_name, account_name, custom_headers:nil)
      response = list_read_only_keys_async(resource_group_name, account_name, custom_headers:custom_headers).value!
      response.body unless response.nil?
    end

    #
    # Lists the read-only access keys for the specified Azure Cosmos DB database
    # account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [MsRestAzure::AzureOperationResponse] HTTP response information.
    #
    def list_read_only_keys_with_http_info(resource_group_name, account_name, custom_headers:nil)
      list_read_only_keys_async(resource_group_name, account_name, custom_headers:custom_headers).value!
    end

    #
    # Lists the read-only access keys for the specified Azure Cosmos DB database
    # account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param [Hash{String => String}] A hash of custom headers that will be added
    # to the HTTP request.
    #
    # @return [Concurrent::Promise] Promise object which holds the HTTP response.
    #
    def list_read_only_keys_async(resource_group_name, account_name, custom_headers:nil)
      fail ArgumentError, '@client.subscription_id is nil' if @client.subscription_id.nil?
      fail ArgumentError, 'resource_group_name is nil' if resource_group_name.nil?
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'MaxLength': '90'" if !resource_group_name.nil? && resource_group_name.length > 90
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'MinLength': '1'" if !resource_group_name.nil? && resource_group_name.length < 1
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'Pattern': '^[-\w\._\(\)]+$'" if !resource_group_name.nil? && resource_group_name.match(Regexp.new('^^[-\w\._\(\)]+$$')).nil?
      fail ArgumentError, 'account_name is nil' if account_name.nil?
      fail ArgumentError, "'account_name' should satisfy the constraint - 'MaxLength': '50'" if !account_name.nil? && account_name.length > 50
      fail ArgumentError, "'account_name' should satisfy the constraint - 'MinLength': '3'" if !account_name.nil? && account_name.length < 3
      fail ArgumentError, "'account_name' should satisfy the constraint - 'Pattern': '^[a-z0-9]+(-[a-z0-9]+)*'" if !account_name.nil? && account_name.match(Regexp.new('^^[a-z0-9]+(-[a-z0-9]+)*$')).nil?
      fail ArgumentError, '@client.api_version is nil' if @client.api_version.nil?


      request_headers = {}
      request_headers['Content-Type'] = 'application/json; charset=utf-8'

      # Set Headers
      request_headers['x-ms-client-request-id'] = SecureRandom.uuid
      request_headers['accept-language'] = @client.accept_language unless @client.accept_language.nil?
      path_template = 'subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.DocumentDB/databaseAccounts/{accountName}/readonlykeys'

      request_url = @base_url || @client.base_url

      options = {
          middlewares: [[MsRest::RetryPolicyMiddleware, times: 3, retry: 0.02], [:cookie_jar]],
          path_params: {'subscriptionId' => @client.subscription_id,'resourceGroupName' => resource_group_name,'accountName' => account_name},
          query_params: {'api-version' => @client.api_version},
          headers: request_headers.merge(custom_headers || {}),
          base_url: request_url
      }
      promise = @client.make_request_async(:post, path_template, options)

      promise = promise.then do |result|
        http_response = result.response
        status_code = http_response.status
        response_content = http_response.body
        unless status_code == 200
          error_model = JSON.load(response_content)
          fail MsRestAzure::AzureOperationError.new(result.request, http_response, error_model)
        end

        result.request_id = http_response['x-ms-request-id'] unless http_response['x-ms-request-id'].nil?
        result.correlation_request_id = http_response['x-ms-correlation-request-id'] unless http_response['x-ms-correlation-request-id'].nil?
        result.client_request_id = http_response['x-ms-client-request-id'] unless http_response['x-ms-client-request-id'].nil?
        # Deserialize Response
        if status_code == 200
          begin
            parsed_response = response_content.to_s.empty? ? nil : JSON.load(response_content)
            result_mapper = Azure::Cosmosdb::Mgmt::V2019_08_01::Models::DatabaseAccountListReadOnlyKeysResult.mapper()
            result.body = @client.deserialize(result_mapper, parsed_response)
          rescue Exception => e
            fail MsRest::DeserializationError.new('Error occurred in deserializing the response', e.message, e.backtrace, result)
          end
        end

        result
      end

      promise.execute
    end

    #
    # Regenerates an access key for the specified Azure Cosmos DB database account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param key_to_regenerate [DatabaseAccountRegenerateKeyParameters] The name of
    # the key to regenerate.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    def regenerate_key(resource_group_name, account_name, key_to_regenerate, custom_headers:nil)
      response = regenerate_key_async(resource_group_name, account_name, key_to_regenerate, custom_headers:custom_headers).value!
      nil
    end

    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param key_to_regenerate [DatabaseAccountRegenerateKeyParameters] The name of
    # the key to regenerate.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [Concurrent::Promise] promise which provides async access to http
    # response.
    #
    def regenerate_key_async(resource_group_name, account_name, key_to_regenerate, custom_headers:nil)
      # Send request
      promise = begin_regenerate_key_async(resource_group_name, account_name, key_to_regenerate, custom_headers:custom_headers)

      promise = promise.then do |response|
        # Defining deserialization method.
        deserialize_method = lambda do |parsed_response|
        end

        # Waiting for response.
        @client.get_long_running_operation_result(response, deserialize_method)
      end

      promise
    end

    #
    # Checks that the Azure Cosmos DB account name already exists. A valid account
    # name may contain only lowercase letters, numbers, and the '-' character, and
    # must be between 3 and 50 characters.
    #
    # @param account_name [String] Cosmos DB database account name.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [Boolean] operation results.
    #
    def check_name_exists(account_name, custom_headers:nil)
      response = check_name_exists_async(account_name, custom_headers:custom_headers).value!
      response.body unless response.nil?
    end

    #
    # Checks that the Azure Cosmos DB account name already exists. A valid account
    # name may contain only lowercase letters, numbers, and the '-' character, and
    # must be between 3 and 50 characters.
    #
    # @param account_name [String] Cosmos DB database account name.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [MsRestAzure::AzureOperationResponse] HTTP response information.
    #
    def check_name_exists_with_http_info(account_name, custom_headers:nil)
      check_name_exists_async(account_name, custom_headers:custom_headers).value!
    end

    #
    # Checks that the Azure Cosmos DB account name already exists. A valid account
    # name may contain only lowercase letters, numbers, and the '-' character, and
    # must be between 3 and 50 characters.
    #
    # @param account_name [String] Cosmos DB database account name.
    # @param [Hash{String => String}] A hash of custom headers that will be added
    # to the HTTP request.
    #
    # @return [Concurrent::Promise] Promise object which holds the HTTP response.
    #
    def check_name_exists_async(account_name, custom_headers:nil)
      fail ArgumentError, 'account_name is nil' if account_name.nil?
      fail ArgumentError, "'account_name' should satisfy the constraint - 'MaxLength': '50'" if !account_name.nil? && account_name.length > 50
      fail ArgumentError, "'account_name' should satisfy the constraint - 'MinLength': '3'" if !account_name.nil? && account_name.length < 3
      fail ArgumentError, "'account_name' should satisfy the constraint - 'Pattern': '^[a-z0-9]+(-[a-z0-9]+)*'" if !account_name.nil? && account_name.match(Regexp.new('^^[a-z0-9]+(-[a-z0-9]+)*$')).nil?
      fail ArgumentError, '@client.api_version is nil' if @client.api_version.nil?


      request_headers = {}
      request_headers['Content-Type'] = 'application/json; charset=utf-8'

      # Set Headers
      request_headers['x-ms-client-request-id'] = SecureRandom.uuid
      request_headers['accept-language'] = @client.accept_language unless @client.accept_language.nil?
      path_template = 'providers/Microsoft.DocumentDB/databaseAccountNames/{accountName}'

      request_url = @base_url || @client.base_url

      options = {
          middlewares: [[MsRest::RetryPolicyMiddleware, times: 3, retry: 0.02], [:cookie_jar]],
          path_params: {'accountName' => account_name},
          query_params: {'api-version' => @client.api_version},
          headers: request_headers.merge(custom_headers || {}),
          base_url: request_url
      }
      promise = @client.make_request_async(:head, path_template, options)

      promise = promise.then do |result|
        http_response = result.response
        status_code = http_response.status
        response_content = http_response.body
        unless status_code == 200 || status_code == 404
          error_model = JSON.load(response_content)
          fail MsRestAzure::AzureOperationError.new(result.request, http_response, error_model)
        end

        result.body = (status_code == 200)
        result.request_id = http_response['x-ms-request-id'] unless http_response['x-ms-request-id'].nil?
        result.correlation_request_id = http_response['x-ms-correlation-request-id'] unless http_response['x-ms-correlation-request-id'].nil?
        result.client_request_id = http_response['x-ms-client-request-id'] unless http_response['x-ms-client-request-id'].nil?

        result
      end

      promise.execute
    end

    #
    # Retrieves the metrics determined by the given filter for the given database
    # account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param filter [String] An OData filter expression that describes a subset of
    # metrics to return. The parameters that can be filtered are name.value (name
    # of the metric, can have an or of multiple names), startTime, endTime, and
    # timeGrain. The supported operator is eq.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [MetricListResult] operation results.
    #
    def list_metrics(resource_group_name, account_name, filter, custom_headers:nil)
      response = list_metrics_async(resource_group_name, account_name, filter, custom_headers:custom_headers).value!
      response.body unless response.nil?
    end

    #
    # Retrieves the metrics determined by the given filter for the given database
    # account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param filter [String] An OData filter expression that describes a subset of
    # metrics to return. The parameters that can be filtered are name.value (name
    # of the metric, can have an or of multiple names), startTime, endTime, and
    # timeGrain. The supported operator is eq.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [MsRestAzure::AzureOperationResponse] HTTP response information.
    #
    def list_metrics_with_http_info(resource_group_name, account_name, filter, custom_headers:nil)
      list_metrics_async(resource_group_name, account_name, filter, custom_headers:custom_headers).value!
    end

    #
    # Retrieves the metrics determined by the given filter for the given database
    # account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param filter [String] An OData filter expression that describes a subset of
    # metrics to return. The parameters that can be filtered are name.value (name
    # of the metric, can have an or of multiple names), startTime, endTime, and
    # timeGrain. The supported operator is eq.
    # @param [Hash{String => String}] A hash of custom headers that will be added
    # to the HTTP request.
    #
    # @return [Concurrent::Promise] Promise object which holds the HTTP response.
    #
    def list_metrics_async(resource_group_name, account_name, filter, custom_headers:nil)
      fail ArgumentError, '@client.subscription_id is nil' if @client.subscription_id.nil?
      fail ArgumentError, 'resource_group_name is nil' if resource_group_name.nil?
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'MaxLength': '90'" if !resource_group_name.nil? && resource_group_name.length > 90
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'MinLength': '1'" if !resource_group_name.nil? && resource_group_name.length < 1
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'Pattern': '^[-\w\._\(\)]+$'" if !resource_group_name.nil? && resource_group_name.match(Regexp.new('^^[-\w\._\(\)]+$$')).nil?
      fail ArgumentError, 'account_name is nil' if account_name.nil?
      fail ArgumentError, "'account_name' should satisfy the constraint - 'MaxLength': '50'" if !account_name.nil? && account_name.length > 50
      fail ArgumentError, "'account_name' should satisfy the constraint - 'MinLength': '3'" if !account_name.nil? && account_name.length < 3
      fail ArgumentError, "'account_name' should satisfy the constraint - 'Pattern': '^[a-z0-9]+(-[a-z0-9]+)*'" if !account_name.nil? && account_name.match(Regexp.new('^^[a-z0-9]+(-[a-z0-9]+)*$')).nil?
      fail ArgumentError, '@client.api_version is nil' if @client.api_version.nil?
      fail ArgumentError, 'filter is nil' if filter.nil?


      request_headers = {}
      request_headers['Content-Type'] = 'application/json; charset=utf-8'

      # Set Headers
      request_headers['x-ms-client-request-id'] = SecureRandom.uuid
      request_headers['accept-language'] = @client.accept_language unless @client.accept_language.nil?
      path_template = 'subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.DocumentDB/databaseAccounts/{accountName}/metrics'

      request_url = @base_url || @client.base_url

      options = {
          middlewares: [[MsRest::RetryPolicyMiddleware, times: 3, retry: 0.02], [:cookie_jar]],
          path_params: {'subscriptionId' => @client.subscription_id,'resourceGroupName' => resource_group_name,'accountName' => account_name},
          query_params: {'api-version' => @client.api_version,'$filter' => filter},
          headers: request_headers.merge(custom_headers || {}),
          base_url: request_url
      }
      promise = @client.make_request_async(:get, path_template, options)

      promise = promise.then do |result|
        http_response = result.response
        status_code = http_response.status
        response_content = http_response.body
        unless status_code == 200
          error_model = JSON.load(response_content)
          fail MsRestAzure::AzureOperationError.new(result.request, http_response, error_model)
        end

        result.request_id = http_response['x-ms-request-id'] unless http_response['x-ms-request-id'].nil?
        result.correlation_request_id = http_response['x-ms-correlation-request-id'] unless http_response['x-ms-correlation-request-id'].nil?
        result.client_request_id = http_response['x-ms-client-request-id'] unless http_response['x-ms-client-request-id'].nil?
        # Deserialize Response
        if status_code == 200
          begin
            parsed_response = response_content.to_s.empty? ? nil : JSON.load(response_content)
            result_mapper = Azure::Cosmosdb::Mgmt::V2019_08_01::Models::MetricListResult.mapper()
            result.body = @client.deserialize(result_mapper, parsed_response)
          rescue Exception => e
            fail MsRest::DeserializationError.new('Error occurred in deserializing the response', e.message, e.backtrace, result)
          end
        end

        result
      end

      promise.execute
    end

    #
    # Retrieves the usages (most recent data) for the given database account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param filter [String] An OData filter expression that describes a subset of
    # usages to return. The supported parameter is name.value (name of the metric,
    # can have an or of multiple names).
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [UsagesResult] operation results.
    #
    def list_usages(resource_group_name, account_name, filter:nil, custom_headers:nil)
      response = list_usages_async(resource_group_name, account_name, filter:filter, custom_headers:custom_headers).value!
      response.body unless response.nil?
    end

    #
    # Retrieves the usages (most recent data) for the given database account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param filter [String] An OData filter expression that describes a subset of
    # usages to return. The supported parameter is name.value (name of the metric,
    # can have an or of multiple names).
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [MsRestAzure::AzureOperationResponse] HTTP response information.
    #
    def list_usages_with_http_info(resource_group_name, account_name, filter:nil, custom_headers:nil)
      list_usages_async(resource_group_name, account_name, filter:filter, custom_headers:custom_headers).value!
    end

    #
    # Retrieves the usages (most recent data) for the given database account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param filter [String] An OData filter expression that describes a subset of
    # usages to return. The supported parameter is name.value (name of the metric,
    # can have an or of multiple names).
    # @param [Hash{String => String}] A hash of custom headers that will be added
    # to the HTTP request.
    #
    # @return [Concurrent::Promise] Promise object which holds the HTTP response.
    #
    def list_usages_async(resource_group_name, account_name, filter:nil, custom_headers:nil)
      fail ArgumentError, '@client.subscription_id is nil' if @client.subscription_id.nil?
      fail ArgumentError, 'resource_group_name is nil' if resource_group_name.nil?
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'MaxLength': '90'" if !resource_group_name.nil? && resource_group_name.length > 90
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'MinLength': '1'" if !resource_group_name.nil? && resource_group_name.length < 1
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'Pattern': '^[-\w\._\(\)]+$'" if !resource_group_name.nil? && resource_group_name.match(Regexp.new('^^[-\w\._\(\)]+$$')).nil?
      fail ArgumentError, 'account_name is nil' if account_name.nil?
      fail ArgumentError, "'account_name' should satisfy the constraint - 'MaxLength': '50'" if !account_name.nil? && account_name.length > 50
      fail ArgumentError, "'account_name' should satisfy the constraint - 'MinLength': '3'" if !account_name.nil? && account_name.length < 3
      fail ArgumentError, "'account_name' should satisfy the constraint - 'Pattern': '^[a-z0-9]+(-[a-z0-9]+)*'" if !account_name.nil? && account_name.match(Regexp.new('^^[a-z0-9]+(-[a-z0-9]+)*$')).nil?
      fail ArgumentError, '@client.api_version is nil' if @client.api_version.nil?


      request_headers = {}
      request_headers['Content-Type'] = 'application/json; charset=utf-8'

      # Set Headers
      request_headers['x-ms-client-request-id'] = SecureRandom.uuid
      request_headers['accept-language'] = @client.accept_language unless @client.accept_language.nil?
      path_template = 'subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.DocumentDB/databaseAccounts/{accountName}/usages'

      request_url = @base_url || @client.base_url

      options = {
          middlewares: [[MsRest::RetryPolicyMiddleware, times: 3, retry: 0.02], [:cookie_jar]],
          path_params: {'subscriptionId' => @client.subscription_id,'resourceGroupName' => resource_group_name,'accountName' => account_name},
          query_params: {'api-version' => @client.api_version,'$filter' => filter},
          headers: request_headers.merge(custom_headers || {}),
          base_url: request_url
      }
      promise = @client.make_request_async(:get, path_template, options)

      promise = promise.then do |result|
        http_response = result.response
        status_code = http_response.status
        response_content = http_response.body
        unless status_code == 200
          error_model = JSON.load(response_content)
          fail MsRestAzure::AzureOperationError.new(result.request, http_response, error_model)
        end

        result.request_id = http_response['x-ms-request-id'] unless http_response['x-ms-request-id'].nil?
        result.correlation_request_id = http_response['x-ms-correlation-request-id'] unless http_response['x-ms-correlation-request-id'].nil?
        result.client_request_id = http_response['x-ms-client-request-id'] unless http_response['x-ms-client-request-id'].nil?
        # Deserialize Response
        if status_code == 200
          begin
            parsed_response = response_content.to_s.empty? ? nil : JSON.load(response_content)
            result_mapper = Azure::Cosmosdb::Mgmt::V2019_08_01::Models::UsagesResult.mapper()
            result.body = @client.deserialize(result_mapper, parsed_response)
          rescue Exception => e
            fail MsRest::DeserializationError.new('Error occurred in deserializing the response', e.message, e.backtrace, result)
          end
        end

        result
      end

      promise.execute
    end

    #
    # Retrieves metric definitions for the given database account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [MetricDefinitionsListResult] operation results.
    #
    def list_metric_definitions(resource_group_name, account_name, custom_headers:nil)
      response = list_metric_definitions_async(resource_group_name, account_name, custom_headers:custom_headers).value!
      response.body unless response.nil?
    end

    #
    # Retrieves metric definitions for the given database account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [MsRestAzure::AzureOperationResponse] HTTP response information.
    #
    def list_metric_definitions_with_http_info(resource_group_name, account_name, custom_headers:nil)
      list_metric_definitions_async(resource_group_name, account_name, custom_headers:custom_headers).value!
    end

    #
    # Retrieves metric definitions for the given database account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param [Hash{String => String}] A hash of custom headers that will be added
    # to the HTTP request.
    #
    # @return [Concurrent::Promise] Promise object which holds the HTTP response.
    #
    def list_metric_definitions_async(resource_group_name, account_name, custom_headers:nil)
      fail ArgumentError, '@client.subscription_id is nil' if @client.subscription_id.nil?
      fail ArgumentError, 'resource_group_name is nil' if resource_group_name.nil?
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'MaxLength': '90'" if !resource_group_name.nil? && resource_group_name.length > 90
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'MinLength': '1'" if !resource_group_name.nil? && resource_group_name.length < 1
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'Pattern': '^[-\w\._\(\)]+$'" if !resource_group_name.nil? && resource_group_name.match(Regexp.new('^^[-\w\._\(\)]+$$')).nil?
      fail ArgumentError, 'account_name is nil' if account_name.nil?
      fail ArgumentError, "'account_name' should satisfy the constraint - 'MaxLength': '50'" if !account_name.nil? && account_name.length > 50
      fail ArgumentError, "'account_name' should satisfy the constraint - 'MinLength': '3'" if !account_name.nil? && account_name.length < 3
      fail ArgumentError, "'account_name' should satisfy the constraint - 'Pattern': '^[a-z0-9]+(-[a-z0-9]+)*'" if !account_name.nil? && account_name.match(Regexp.new('^^[a-z0-9]+(-[a-z0-9]+)*$')).nil?
      fail ArgumentError, '@client.api_version is nil' if @client.api_version.nil?


      request_headers = {}
      request_headers['Content-Type'] = 'application/json; charset=utf-8'

      # Set Headers
      request_headers['x-ms-client-request-id'] = SecureRandom.uuid
      request_headers['accept-language'] = @client.accept_language unless @client.accept_language.nil?
      path_template = 'subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.DocumentDB/databaseAccounts/{accountName}/metricDefinitions'

      request_url = @base_url || @client.base_url

      options = {
          middlewares: [[MsRest::RetryPolicyMiddleware, times: 3, retry: 0.02], [:cookie_jar]],
          path_params: {'subscriptionId' => @client.subscription_id,'resourceGroupName' => resource_group_name,'accountName' => account_name},
          query_params: {'api-version' => @client.api_version},
          headers: request_headers.merge(custom_headers || {}),
          base_url: request_url
      }
      promise = @client.make_request_async(:get, path_template, options)

      promise = promise.then do |result|
        http_response = result.response
        status_code = http_response.status
        response_content = http_response.body
        unless status_code == 200
          error_model = JSON.load(response_content)
          fail MsRestAzure::AzureOperationError.new(result.request, http_response, error_model)
        end

        result.request_id = http_response['x-ms-request-id'] unless http_response['x-ms-request-id'].nil?
        result.correlation_request_id = http_response['x-ms-correlation-request-id'] unless http_response['x-ms-correlation-request-id'].nil?
        result.client_request_id = http_response['x-ms-client-request-id'] unless http_response['x-ms-client-request-id'].nil?
        # Deserialize Response
        if status_code == 200
          begin
            parsed_response = response_content.to_s.empty? ? nil : JSON.load(response_content)
            result_mapper = Azure::Cosmosdb::Mgmt::V2019_08_01::Models::MetricDefinitionsListResult.mapper()
            result.body = @client.deserialize(result_mapper, parsed_response)
          rescue Exception => e
            fail MsRest::DeserializationError.new('Error occurred in deserializing the response', e.message, e.backtrace, result)
          end
        end

        result
      end

      promise.execute
    end

    #
    # Updates the properties of an existing Azure Cosmos DB database account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param update_parameters [DatabaseAccountUpdateParameters] The parameters to
    # provide for the current database account.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [DatabaseAccountGetResults] operation results.
    #
    def begin_update(resource_group_name, account_name, update_parameters, custom_headers:nil)
      response = begin_update_async(resource_group_name, account_name, update_parameters, custom_headers:custom_headers).value!
      response.body unless response.nil?
    end

    #
    # Updates the properties of an existing Azure Cosmos DB database account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param update_parameters [DatabaseAccountUpdateParameters] The parameters to
    # provide for the current database account.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [MsRestAzure::AzureOperationResponse] HTTP response information.
    #
    def begin_update_with_http_info(resource_group_name, account_name, update_parameters, custom_headers:nil)
      begin_update_async(resource_group_name, account_name, update_parameters, custom_headers:custom_headers).value!
    end

    #
    # Updates the properties of an existing Azure Cosmos DB database account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param update_parameters [DatabaseAccountUpdateParameters] The parameters to
    # provide for the current database account.
    # @param [Hash{String => String}] A hash of custom headers that will be added
    # to the HTTP request.
    #
    # @return [Concurrent::Promise] Promise object which holds the HTTP response.
    #
    def begin_update_async(resource_group_name, account_name, update_parameters, custom_headers:nil)
      fail ArgumentError, '@client.subscription_id is nil' if @client.subscription_id.nil?
      fail ArgumentError, 'resource_group_name is nil' if resource_group_name.nil?
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'MaxLength': '90'" if !resource_group_name.nil? && resource_group_name.length > 90
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'MinLength': '1'" if !resource_group_name.nil? && resource_group_name.length < 1
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'Pattern': '^[-\w\._\(\)]+$'" if !resource_group_name.nil? && resource_group_name.match(Regexp.new('^^[-\w\._\(\)]+$$')).nil?
      fail ArgumentError, 'account_name is nil' if account_name.nil?
      fail ArgumentError, "'account_name' should satisfy the constraint - 'MaxLength': '50'" if !account_name.nil? && account_name.length > 50
      fail ArgumentError, "'account_name' should satisfy the constraint - 'MinLength': '3'" if !account_name.nil? && account_name.length < 3
      fail ArgumentError, "'account_name' should satisfy the constraint - 'Pattern': '^[a-z0-9]+(-[a-z0-9]+)*'" if !account_name.nil? && account_name.match(Regexp.new('^^[a-z0-9]+(-[a-z0-9]+)*$')).nil?
      fail ArgumentError, '@client.api_version is nil' if @client.api_version.nil?
      fail ArgumentError, 'update_parameters is nil' if update_parameters.nil?


      request_headers = {}
      request_headers['Content-Type'] = 'application/json; charset=utf-8'

      # Set Headers
      request_headers['x-ms-client-request-id'] = SecureRandom.uuid
      request_headers['accept-language'] = @client.accept_language unless @client.accept_language.nil?

      # Serialize Request
      request_mapper = Azure::Cosmosdb::Mgmt::V2019_08_01::Models::DatabaseAccountUpdateParameters.mapper()
      request_content = @client.serialize(request_mapper,  update_parameters)
      request_content = request_content != nil ? JSON.generate(request_content, quirks_mode: true) : nil

      path_template = 'subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.DocumentDB/databaseAccounts/{accountName}'

      request_url = @base_url || @client.base_url

      options = {
          middlewares: [[MsRest::RetryPolicyMiddleware, times: 3, retry: 0.02], [:cookie_jar]],
          path_params: {'subscriptionId' => @client.subscription_id,'resourceGroupName' => resource_group_name,'accountName' => account_name},
          query_params: {'api-version' => @client.api_version},
          body: request_content,
          headers: request_headers.merge(custom_headers || {}),
          base_url: request_url
      }
      promise = @client.make_request_async(:patch, path_template, options)

      promise = promise.then do |result|
        http_response = result.response
        status_code = http_response.status
        response_content = http_response.body
        unless status_code == 200
          error_model = JSON.load(response_content)
          fail MsRestAzure::AzureOperationError.new(result.request, http_response, error_model)
        end

        result.request_id = http_response['x-ms-request-id'] unless http_response['x-ms-request-id'].nil?
        result.correlation_request_id = http_response['x-ms-correlation-request-id'] unless http_response['x-ms-correlation-request-id'].nil?
        result.client_request_id = http_response['x-ms-client-request-id'] unless http_response['x-ms-client-request-id'].nil?
        # Deserialize Response
        if status_code == 200
          begin
            parsed_response = response_content.to_s.empty? ? nil : JSON.load(response_content)
            result_mapper = Azure::Cosmosdb::Mgmt::V2019_08_01::Models::DatabaseAccountGetResults.mapper()
            result.body = @client.deserialize(result_mapper, parsed_response)
          rescue Exception => e
            fail MsRest::DeserializationError.new('Error occurred in deserializing the response', e.message, e.backtrace, result)
          end
        end

        result
      end

      promise.execute
    end

    #
    # Creates or updates an Azure Cosmos DB database account. The "Update" method
    # is preferred when performing updates on an account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param create_update_parameters [DatabaseAccountCreateUpdateParameters] The
    # parameters to provide for the current database account.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [DatabaseAccountGetResults] operation results.
    #
    def begin_create_or_update(resource_group_name, account_name, create_update_parameters, custom_headers:nil)
      response = begin_create_or_update_async(resource_group_name, account_name, create_update_parameters, custom_headers:custom_headers).value!
      response.body unless response.nil?
    end

    #
    # Creates or updates an Azure Cosmos DB database account. The "Update" method
    # is preferred when performing updates on an account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param create_update_parameters [DatabaseAccountCreateUpdateParameters] The
    # parameters to provide for the current database account.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [MsRestAzure::AzureOperationResponse] HTTP response information.
    #
    def begin_create_or_update_with_http_info(resource_group_name, account_name, create_update_parameters, custom_headers:nil)
      begin_create_or_update_async(resource_group_name, account_name, create_update_parameters, custom_headers:custom_headers).value!
    end

    #
    # Creates or updates an Azure Cosmos DB database account. The "Update" method
    # is preferred when performing updates on an account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param create_update_parameters [DatabaseAccountCreateUpdateParameters] The
    # parameters to provide for the current database account.
    # @param [Hash{String => String}] A hash of custom headers that will be added
    # to the HTTP request.
    #
    # @return [Concurrent::Promise] Promise object which holds the HTTP response.
    #
    def begin_create_or_update_async(resource_group_name, account_name, create_update_parameters, custom_headers:nil)
      fail ArgumentError, '@client.subscription_id is nil' if @client.subscription_id.nil?
      fail ArgumentError, 'resource_group_name is nil' if resource_group_name.nil?
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'MaxLength': '90'" if !resource_group_name.nil? && resource_group_name.length > 90
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'MinLength': '1'" if !resource_group_name.nil? && resource_group_name.length < 1
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'Pattern': '^[-\w\._\(\)]+$'" if !resource_group_name.nil? && resource_group_name.match(Regexp.new('^^[-\w\._\(\)]+$$')).nil?
      fail ArgumentError, 'account_name is nil' if account_name.nil?
      fail ArgumentError, "'account_name' should satisfy the constraint - 'MaxLength': '50'" if !account_name.nil? && account_name.length > 50
      fail ArgumentError, "'account_name' should satisfy the constraint - 'MinLength': '3'" if !account_name.nil? && account_name.length < 3
      fail ArgumentError, "'account_name' should satisfy the constraint - 'Pattern': '^[a-z0-9]+(-[a-z0-9]+)*'" if !account_name.nil? && account_name.match(Regexp.new('^^[a-z0-9]+(-[a-z0-9]+)*$')).nil?
      fail ArgumentError, '@client.api_version is nil' if @client.api_version.nil?
      fail ArgumentError, 'create_update_parameters is nil' if create_update_parameters.nil?


      request_headers = {}
      request_headers['Content-Type'] = 'application/json; charset=utf-8'

      # Set Headers
      request_headers['x-ms-client-request-id'] = SecureRandom.uuid
      request_headers['accept-language'] = @client.accept_language unless @client.accept_language.nil?

      # Serialize Request
      request_mapper = Azure::Cosmosdb::Mgmt::V2019_08_01::Models::DatabaseAccountCreateUpdateParameters.mapper()
      request_content = @client.serialize(request_mapper,  create_update_parameters)
      request_content = request_content != nil ? JSON.generate(request_content, quirks_mode: true) : nil

      path_template = 'subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.DocumentDB/databaseAccounts/{accountName}'

      request_url = @base_url || @client.base_url

      options = {
          middlewares: [[MsRest::RetryPolicyMiddleware, times: 3, retry: 0.02], [:cookie_jar]],
          path_params: {'subscriptionId' => @client.subscription_id,'resourceGroupName' => resource_group_name,'accountName' => account_name},
          query_params: {'api-version' => @client.api_version},
          body: request_content,
          headers: request_headers.merge(custom_headers || {}),
          base_url: request_url
      }
      promise = @client.make_request_async(:put, path_template, options)

      promise = promise.then do |result|
        http_response = result.response
        status_code = http_response.status
        response_content = http_response.body
        unless status_code == 200
          error_model = JSON.load(response_content)
          fail MsRestAzure::AzureOperationError.new(result.request, http_response, error_model)
        end

        result.request_id = http_response['x-ms-request-id'] unless http_response['x-ms-request-id'].nil?
        result.correlation_request_id = http_response['x-ms-correlation-request-id'] unless http_response['x-ms-correlation-request-id'].nil?
        result.client_request_id = http_response['x-ms-client-request-id'] unless http_response['x-ms-client-request-id'].nil?
        # Deserialize Response
        if status_code == 200
          begin
            parsed_response = response_content.to_s.empty? ? nil : JSON.load(response_content)
            result_mapper = Azure::Cosmosdb::Mgmt::V2019_08_01::Models::DatabaseAccountGetResults.mapper()
            result.body = @client.deserialize(result_mapper, parsed_response)
          rescue Exception => e
            fail MsRest::DeserializationError.new('Error occurred in deserializing the response', e.message, e.backtrace, result)
          end
        end

        result
      end

      promise.execute
    end

    #
    # Deletes an existing Azure Cosmos DB database account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    #
    def begin_delete(resource_group_name, account_name, custom_headers:nil)
      response = begin_delete_async(resource_group_name, account_name, custom_headers:custom_headers).value!
      nil
    end

    #
    # Deletes an existing Azure Cosmos DB database account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [MsRestAzure::AzureOperationResponse] HTTP response information.
    #
    def begin_delete_with_http_info(resource_group_name, account_name, custom_headers:nil)
      begin_delete_async(resource_group_name, account_name, custom_headers:custom_headers).value!
    end

    #
    # Deletes an existing Azure Cosmos DB database account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param [Hash{String => String}] A hash of custom headers that will be added
    # to the HTTP request.
    #
    # @return [Concurrent::Promise] Promise object which holds the HTTP response.
    #
    def begin_delete_async(resource_group_name, account_name, custom_headers:nil)
      fail ArgumentError, '@client.subscription_id is nil' if @client.subscription_id.nil?
      fail ArgumentError, 'resource_group_name is nil' if resource_group_name.nil?
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'MaxLength': '90'" if !resource_group_name.nil? && resource_group_name.length > 90
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'MinLength': '1'" if !resource_group_name.nil? && resource_group_name.length < 1
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'Pattern': '^[-\w\._\(\)]+$'" if !resource_group_name.nil? && resource_group_name.match(Regexp.new('^^[-\w\._\(\)]+$$')).nil?
      fail ArgumentError, 'account_name is nil' if account_name.nil?
      fail ArgumentError, "'account_name' should satisfy the constraint - 'MaxLength': '50'" if !account_name.nil? && account_name.length > 50
      fail ArgumentError, "'account_name' should satisfy the constraint - 'MinLength': '3'" if !account_name.nil? && account_name.length < 3
      fail ArgumentError, "'account_name' should satisfy the constraint - 'Pattern': '^[a-z0-9]+(-[a-z0-9]+)*'" if !account_name.nil? && account_name.match(Regexp.new('^^[a-z0-9]+(-[a-z0-9]+)*$')).nil?
      fail ArgumentError, '@client.api_version is nil' if @client.api_version.nil?


      request_headers = {}
      request_headers['Content-Type'] = 'application/json; charset=utf-8'

      # Set Headers
      request_headers['x-ms-client-request-id'] = SecureRandom.uuid
      request_headers['accept-language'] = @client.accept_language unless @client.accept_language.nil?
      path_template = 'subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.DocumentDB/databaseAccounts/{accountName}'

      request_url = @base_url || @client.base_url

      options = {
          middlewares: [[MsRest::RetryPolicyMiddleware, times: 3, retry: 0.02], [:cookie_jar]],
          path_params: {'subscriptionId' => @client.subscription_id,'resourceGroupName' => resource_group_name,'accountName' => account_name},
          query_params: {'api-version' => @client.api_version},
          headers: request_headers.merge(custom_headers || {}),
          base_url: request_url
      }
      promise = @client.make_request_async(:delete, path_template, options)

      promise = promise.then do |result|
        http_response = result.response
        status_code = http_response.status
        response_content = http_response.body
        unless status_code == 202 || status_code == 204
          error_model = JSON.load(response_content)
          fail MsRestAzure::AzureOperationError.new(result.request, http_response, error_model)
        end

        result.request_id = http_response['x-ms-request-id'] unless http_response['x-ms-request-id'].nil?
        result.correlation_request_id = http_response['x-ms-correlation-request-id'] unless http_response['x-ms-correlation-request-id'].nil?
        result.client_request_id = http_response['x-ms-client-request-id'] unless http_response['x-ms-client-request-id'].nil?

        result
      end

      promise.execute
    end

    #
    # Changes the failover priority for the Azure Cosmos DB database account. A
    # failover priority of 0 indicates a write region. The maximum value for a
    # failover priority = (total number of regions - 1). Failover priority values
    # must be unique for each of the regions in which the database account exists.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param failover_parameters [FailoverPolicies] The new failover policies for
    # the database account.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    #
    def begin_failover_priority_change(resource_group_name, account_name, failover_parameters, custom_headers:nil)
      response = begin_failover_priority_change_async(resource_group_name, account_name, failover_parameters, custom_headers:custom_headers).value!
      nil
    end

    #
    # Changes the failover priority for the Azure Cosmos DB database account. A
    # failover priority of 0 indicates a write region. The maximum value for a
    # failover priority = (total number of regions - 1). Failover priority values
    # must be unique for each of the regions in which the database account exists.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param failover_parameters [FailoverPolicies] The new failover policies for
    # the database account.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [MsRestAzure::AzureOperationResponse] HTTP response information.
    #
    def begin_failover_priority_change_with_http_info(resource_group_name, account_name, failover_parameters, custom_headers:nil)
      begin_failover_priority_change_async(resource_group_name, account_name, failover_parameters, custom_headers:custom_headers).value!
    end

    #
    # Changes the failover priority for the Azure Cosmos DB database account. A
    # failover priority of 0 indicates a write region. The maximum value for a
    # failover priority = (total number of regions - 1). Failover priority values
    # must be unique for each of the regions in which the database account exists.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param failover_parameters [FailoverPolicies] The new failover policies for
    # the database account.
    # @param [Hash{String => String}] A hash of custom headers that will be added
    # to the HTTP request.
    #
    # @return [Concurrent::Promise] Promise object which holds the HTTP response.
    #
    def begin_failover_priority_change_async(resource_group_name, account_name, failover_parameters, custom_headers:nil)
      fail ArgumentError, '@client.subscription_id is nil' if @client.subscription_id.nil?
      fail ArgumentError, 'resource_group_name is nil' if resource_group_name.nil?
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'MaxLength': '90'" if !resource_group_name.nil? && resource_group_name.length > 90
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'MinLength': '1'" if !resource_group_name.nil? && resource_group_name.length < 1
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'Pattern': '^[-\w\._\(\)]+$'" if !resource_group_name.nil? && resource_group_name.match(Regexp.new('^^[-\w\._\(\)]+$$')).nil?
      fail ArgumentError, 'account_name is nil' if account_name.nil?
      fail ArgumentError, "'account_name' should satisfy the constraint - 'MaxLength': '50'" if !account_name.nil? && account_name.length > 50
      fail ArgumentError, "'account_name' should satisfy the constraint - 'MinLength': '3'" if !account_name.nil? && account_name.length < 3
      fail ArgumentError, "'account_name' should satisfy the constraint - 'Pattern': '^[a-z0-9]+(-[a-z0-9]+)*'" if !account_name.nil? && account_name.match(Regexp.new('^^[a-z0-9]+(-[a-z0-9]+)*$')).nil?
      fail ArgumentError, '@client.api_version is nil' if @client.api_version.nil?
      fail ArgumentError, 'failover_parameters is nil' if failover_parameters.nil?


      request_headers = {}
      request_headers['Content-Type'] = 'application/json; charset=utf-8'

      # Set Headers
      request_headers['x-ms-client-request-id'] = SecureRandom.uuid
      request_headers['accept-language'] = @client.accept_language unless @client.accept_language.nil?

      # Serialize Request
      request_mapper = Azure::Cosmosdb::Mgmt::V2019_08_01::Models::FailoverPolicies.mapper()
      request_content = @client.serialize(request_mapper,  failover_parameters)
      request_content = request_content != nil ? JSON.generate(request_content, quirks_mode: true) : nil

      path_template = 'subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.DocumentDB/databaseAccounts/{accountName}/failoverPriorityChange'

      request_url = @base_url || @client.base_url

      options = {
          middlewares: [[MsRest::RetryPolicyMiddleware, times: 3, retry: 0.02], [:cookie_jar]],
          path_params: {'subscriptionId' => @client.subscription_id,'resourceGroupName' => resource_group_name,'accountName' => account_name},
          query_params: {'api-version' => @client.api_version},
          body: request_content,
          headers: request_headers.merge(custom_headers || {}),
          base_url: request_url
      }
      promise = @client.make_request_async(:post, path_template, options)

      promise = promise.then do |result|
        http_response = result.response
        status_code = http_response.status
        response_content = http_response.body
        unless status_code == 202 || status_code == 204
          error_model = JSON.load(response_content)
          fail MsRestAzure::AzureOperationError.new(result.request, http_response, error_model)
        end

        result.request_id = http_response['x-ms-request-id'] unless http_response['x-ms-request-id'].nil?
        result.correlation_request_id = http_response['x-ms-correlation-request-id'] unless http_response['x-ms-correlation-request-id'].nil?
        result.client_request_id = http_response['x-ms-client-request-id'] unless http_response['x-ms-client-request-id'].nil?

        result
      end

      promise.execute
    end

    #
    # Offline the specified region for the specified Azure Cosmos DB database
    # account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param region_parameter_for_offline [RegionForOnlineOffline] Cosmos DB region
    # to offline for the database account.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    #
    def begin_offline_region(resource_group_name, account_name, region_parameter_for_offline, custom_headers:nil)
      response = begin_offline_region_async(resource_group_name, account_name, region_parameter_for_offline, custom_headers:custom_headers).value!
      nil
    end

    #
    # Offline the specified region for the specified Azure Cosmos DB database
    # account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param region_parameter_for_offline [RegionForOnlineOffline] Cosmos DB region
    # to offline for the database account.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [MsRestAzure::AzureOperationResponse] HTTP response information.
    #
    def begin_offline_region_with_http_info(resource_group_name, account_name, region_parameter_for_offline, custom_headers:nil)
      begin_offline_region_async(resource_group_name, account_name, region_parameter_for_offline, custom_headers:custom_headers).value!
    end

    #
    # Offline the specified region for the specified Azure Cosmos DB database
    # account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param region_parameter_for_offline [RegionForOnlineOffline] Cosmos DB region
    # to offline for the database account.
    # @param [Hash{String => String}] A hash of custom headers that will be added
    # to the HTTP request.
    #
    # @return [Concurrent::Promise] Promise object which holds the HTTP response.
    #
    def begin_offline_region_async(resource_group_name, account_name, region_parameter_for_offline, custom_headers:nil)
      fail ArgumentError, '@client.subscription_id is nil' if @client.subscription_id.nil?
      fail ArgumentError, 'resource_group_name is nil' if resource_group_name.nil?
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'MaxLength': '90'" if !resource_group_name.nil? && resource_group_name.length > 90
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'MinLength': '1'" if !resource_group_name.nil? && resource_group_name.length < 1
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'Pattern': '^[-\w\._\(\)]+$'" if !resource_group_name.nil? && resource_group_name.match(Regexp.new('^^[-\w\._\(\)]+$$')).nil?
      fail ArgumentError, 'account_name is nil' if account_name.nil?
      fail ArgumentError, "'account_name' should satisfy the constraint - 'MaxLength': '50'" if !account_name.nil? && account_name.length > 50
      fail ArgumentError, "'account_name' should satisfy the constraint - 'MinLength': '3'" if !account_name.nil? && account_name.length < 3
      fail ArgumentError, "'account_name' should satisfy the constraint - 'Pattern': '^[a-z0-9]+(-[a-z0-9]+)*'" if !account_name.nil? && account_name.match(Regexp.new('^^[a-z0-9]+(-[a-z0-9]+)*$')).nil?
      fail ArgumentError, '@client.api_version is nil' if @client.api_version.nil?
      fail ArgumentError, 'region_parameter_for_offline is nil' if region_parameter_for_offline.nil?


      request_headers = {}
      request_headers['Content-Type'] = 'application/json; charset=utf-8'

      # Set Headers
      request_headers['x-ms-client-request-id'] = SecureRandom.uuid
      request_headers['accept-language'] = @client.accept_language unless @client.accept_language.nil?

      # Serialize Request
      request_mapper = Azure::Cosmosdb::Mgmt::V2019_08_01::Models::RegionForOnlineOffline.mapper()
      request_content = @client.serialize(request_mapper,  region_parameter_for_offline)
      request_content = request_content != nil ? JSON.generate(request_content, quirks_mode: true) : nil

      path_template = 'subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.DocumentDB/databaseAccounts/{accountName}/offlineRegion'

      request_url = @base_url || @client.base_url

      options = {
          middlewares: [[MsRest::RetryPolicyMiddleware, times: 3, retry: 0.02], [:cookie_jar]],
          path_params: {'subscriptionId' => @client.subscription_id,'resourceGroupName' => resource_group_name,'accountName' => account_name},
          query_params: {'api-version' => @client.api_version},
          body: request_content,
          headers: request_headers.merge(custom_headers || {}),
          base_url: request_url
      }
      promise = @client.make_request_async(:post, path_template, options)

      promise = promise.then do |result|
        http_response = result.response
        status_code = http_response.status
        response_content = http_response.body
        unless status_code == 200 || status_code == 202
          error_model = JSON.load(response_content)
          fail MsRest::HttpOperationError.new(result.request, http_response, error_model)
        end

        result.request_id = http_response['x-ms-request-id'] unless http_response['x-ms-request-id'].nil?
        result.correlation_request_id = http_response['x-ms-correlation-request-id'] unless http_response['x-ms-correlation-request-id'].nil?
        result.client_request_id = http_response['x-ms-client-request-id'] unless http_response['x-ms-client-request-id'].nil?

        result
      end

      promise.execute
    end

    #
    # Online the specified region for the specified Azure Cosmos DB database
    # account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param region_parameter_for_online [RegionForOnlineOffline] Cosmos DB region
    # to online for the database account.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    #
    def begin_online_region(resource_group_name, account_name, region_parameter_for_online, custom_headers:nil)
      response = begin_online_region_async(resource_group_name, account_name, region_parameter_for_online, custom_headers:custom_headers).value!
      nil
    end

    #
    # Online the specified region for the specified Azure Cosmos DB database
    # account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param region_parameter_for_online [RegionForOnlineOffline] Cosmos DB region
    # to online for the database account.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [MsRestAzure::AzureOperationResponse] HTTP response information.
    #
    def begin_online_region_with_http_info(resource_group_name, account_name, region_parameter_for_online, custom_headers:nil)
      begin_online_region_async(resource_group_name, account_name, region_parameter_for_online, custom_headers:custom_headers).value!
    end

    #
    # Online the specified region for the specified Azure Cosmos DB database
    # account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param region_parameter_for_online [RegionForOnlineOffline] Cosmos DB region
    # to online for the database account.
    # @param [Hash{String => String}] A hash of custom headers that will be added
    # to the HTTP request.
    #
    # @return [Concurrent::Promise] Promise object which holds the HTTP response.
    #
    def begin_online_region_async(resource_group_name, account_name, region_parameter_for_online, custom_headers:nil)
      fail ArgumentError, '@client.subscription_id is nil' if @client.subscription_id.nil?
      fail ArgumentError, 'resource_group_name is nil' if resource_group_name.nil?
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'MaxLength': '90'" if !resource_group_name.nil? && resource_group_name.length > 90
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'MinLength': '1'" if !resource_group_name.nil? && resource_group_name.length < 1
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'Pattern': '^[-\w\._\(\)]+$'" if !resource_group_name.nil? && resource_group_name.match(Regexp.new('^^[-\w\._\(\)]+$$')).nil?
      fail ArgumentError, 'account_name is nil' if account_name.nil?
      fail ArgumentError, "'account_name' should satisfy the constraint - 'MaxLength': '50'" if !account_name.nil? && account_name.length > 50
      fail ArgumentError, "'account_name' should satisfy the constraint - 'MinLength': '3'" if !account_name.nil? && account_name.length < 3
      fail ArgumentError, "'account_name' should satisfy the constraint - 'Pattern': '^[a-z0-9]+(-[a-z0-9]+)*'" if !account_name.nil? && account_name.match(Regexp.new('^^[a-z0-9]+(-[a-z0-9]+)*$')).nil?
      fail ArgumentError, '@client.api_version is nil' if @client.api_version.nil?
      fail ArgumentError, 'region_parameter_for_online is nil' if region_parameter_for_online.nil?


      request_headers = {}
      request_headers['Content-Type'] = 'application/json; charset=utf-8'

      # Set Headers
      request_headers['x-ms-client-request-id'] = SecureRandom.uuid
      request_headers['accept-language'] = @client.accept_language unless @client.accept_language.nil?

      # Serialize Request
      request_mapper = Azure::Cosmosdb::Mgmt::V2019_08_01::Models::RegionForOnlineOffline.mapper()
      request_content = @client.serialize(request_mapper,  region_parameter_for_online)
      request_content = request_content != nil ? JSON.generate(request_content, quirks_mode: true) : nil

      path_template = 'subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.DocumentDB/databaseAccounts/{accountName}/onlineRegion'

      request_url = @base_url || @client.base_url

      options = {
          middlewares: [[MsRest::RetryPolicyMiddleware, times: 3, retry: 0.02], [:cookie_jar]],
          path_params: {'subscriptionId' => @client.subscription_id,'resourceGroupName' => resource_group_name,'accountName' => account_name},
          query_params: {'api-version' => @client.api_version},
          body: request_content,
          headers: request_headers.merge(custom_headers || {}),
          base_url: request_url
      }
      promise = @client.make_request_async(:post, path_template, options)

      promise = promise.then do |result|
        http_response = result.response
        status_code = http_response.status
        response_content = http_response.body
        unless status_code == 200 || status_code == 202
          error_model = JSON.load(response_content)
          fail MsRest::HttpOperationError.new(result.request, http_response, error_model)
        end

        result.request_id = http_response['x-ms-request-id'] unless http_response['x-ms-request-id'].nil?
        result.correlation_request_id = http_response['x-ms-correlation-request-id'] unless http_response['x-ms-correlation-request-id'].nil?
        result.client_request_id = http_response['x-ms-client-request-id'] unless http_response['x-ms-client-request-id'].nil?

        result
      end

      promise.execute
    end

    #
    # Regenerates an access key for the specified Azure Cosmos DB database account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param key_to_regenerate [DatabaseAccountRegenerateKeyParameters] The name of
    # the key to regenerate.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    #
    def begin_regenerate_key(resource_group_name, account_name, key_to_regenerate, custom_headers:nil)
      response = begin_regenerate_key_async(resource_group_name, account_name, key_to_regenerate, custom_headers:custom_headers).value!
      nil
    end

    #
    # Regenerates an access key for the specified Azure Cosmos DB database account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param key_to_regenerate [DatabaseAccountRegenerateKeyParameters] The name of
    # the key to regenerate.
    # @param custom_headers [Hash{String => String}] A hash of custom headers that
    # will be added to the HTTP request.
    #
    # @return [MsRestAzure::AzureOperationResponse] HTTP response information.
    #
    def begin_regenerate_key_with_http_info(resource_group_name, account_name, key_to_regenerate, custom_headers:nil)
      begin_regenerate_key_async(resource_group_name, account_name, key_to_regenerate, custom_headers:custom_headers).value!
    end

    #
    # Regenerates an access key for the specified Azure Cosmos DB database account.
    #
    # @param resource_group_name [String] Name of an Azure resource group.
    # @param account_name [String] Cosmos DB database account name.
    # @param key_to_regenerate [DatabaseAccountRegenerateKeyParameters] The name of
    # the key to regenerate.
    # @param [Hash{String => String}] A hash of custom headers that will be added
    # to the HTTP request.
    #
    # @return [Concurrent::Promise] Promise object which holds the HTTP response.
    #
    def begin_regenerate_key_async(resource_group_name, account_name, key_to_regenerate, custom_headers:nil)
      fail ArgumentError, '@client.subscription_id is nil' if @client.subscription_id.nil?
      fail ArgumentError, 'resource_group_name is nil' if resource_group_name.nil?
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'MaxLength': '90'" if !resource_group_name.nil? && resource_group_name.length > 90
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'MinLength': '1'" if !resource_group_name.nil? && resource_group_name.length < 1
      fail ArgumentError, "'resource_group_name' should satisfy the constraint - 'Pattern': '^[-\w\._\(\)]+$'" if !resource_group_name.nil? && resource_group_name.match(Regexp.new('^^[-\w\._\(\)]+$$')).nil?
      fail ArgumentError, 'account_name is nil' if account_name.nil?
      fail ArgumentError, "'account_name' should satisfy the constraint - 'MaxLength': '50'" if !account_name.nil? && account_name.length > 50
      fail ArgumentError, "'account_name' should satisfy the constraint - 'MinLength': '3'" if !account_name.nil? && account_name.length < 3
      fail ArgumentError, "'account_name' should satisfy the constraint - 'Pattern': '^[a-z0-9]+(-[a-z0-9]+)*'" if !account_name.nil? && account_name.match(Regexp.new('^^[a-z0-9]+(-[a-z0-9]+)*$')).nil?
      fail ArgumentError, '@client.api_version is nil' if @client.api_version.nil?
      fail ArgumentError, 'key_to_regenerate is nil' if key_to_regenerate.nil?


      request_headers = {}
      request_headers['Content-Type'] = 'application/json; charset=utf-8'

      # Set Headers
      request_headers['x-ms-client-request-id'] = SecureRandom.uuid
      request_headers['accept-language'] = @client.accept_language unless @client.accept_language.nil?

      # Serialize Request
      request_mapper = Azure::Cosmosdb::Mgmt::V2019_08_01::Models::DatabaseAccountRegenerateKeyParameters.mapper()
      request_content = @client.serialize(request_mapper,  key_to_regenerate)
      request_content = request_content != nil ? JSON.generate(request_content, quirks_mode: true) : nil

      path_template = 'subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.DocumentDB/databaseAccounts/{accountName}/regenerateKey'

      request_url = @base_url || @client.base_url

      options = {
          middlewares: [[MsRest::RetryPolicyMiddleware, times: 3, retry: 0.02], [:cookie_jar]],
          path_params: {'subscriptionId' => @client.subscription_id,'resourceGroupName' => resource_group_name,'accountName' => account_name},
          query_params: {'api-version' => @client.api_version},
          body: request_content,
          headers: request_headers.merge(custom_headers || {}),
          base_url: request_url
      }
      promise = @client.make_request_async(:post, path_template, options)

      promise = promise.then do |result|
        http_response = result.response
        status_code = http_response.status
        response_content = http_response.body
        unless status_code == 200 || status_code == 202
          error_model = JSON.load(response_content)
          fail MsRestAzure::AzureOperationError.new(result.request, http_response, error_model)
        end

        result.request_id = http_response['x-ms-request-id'] unless http_response['x-ms-request-id'].nil?
        result.correlation_request_id = http_response['x-ms-correlation-request-id'] unless http_response['x-ms-correlation-request-id'].nil?
        result.client_request_id = http_response['x-ms-client-request-id'] unless http_response['x-ms-client-request-id'].nil?

        result
      end

      promise.execute
    end

  end
end