# frozen_string_literal: true

# Copyright 2021 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

# Auto-generated by gapic-generator-ruby. DO NOT EDIT!

require "google/cloud/errors"
require "google/cloud/dialogflow/cx/v3/environment_pb"
require "google/cloud/location"

module Google
  module Cloud
    module Dialogflow
      module CX
        module V3
          module Environments
            ##
            # Client for the Environments service.
            #
            # Service for managing
            # {::Google::Cloud::Dialogflow::CX::V3::Environment Environments}.
            #
            class Client
              include Paths

              # @private
              attr_reader :environments_stub

              ##
              # Configure the Environments Client class.
              #
              # See {::Google::Cloud::Dialogflow::CX::V3::Environments::Client::Configuration}
              # for a description of the configuration fields.
              #
              # @example
              #
              #   # Modify the configuration for all Environments clients
              #   ::Google::Cloud::Dialogflow::CX::V3::Environments::Client.configure do |config|
              #     config.timeout = 10.0
              #   end
              #
              # @yield [config] Configure the Client client.
              # @yieldparam config [Client::Configuration]
              #
              # @return [Client::Configuration]
              #
              def self.configure
                @configure ||= begin
                  namespace = ["Google", "Cloud", "Dialogflow", "CX", "V3"]
                  parent_config = while namespace.any?
                                    parent_name = namespace.join "::"
                                    parent_const = const_get parent_name
                                    break parent_const.configure if parent_const.respond_to? :configure
                                    namespace.pop
                                  end
                  default_config = Client::Configuration.new parent_config

                  default_config.timeout = 60.0
                  default_config.retry_policy = {
                    initial_delay: 0.1, max_delay: 60.0, multiplier: 1.3, retry_codes: [14]
                  }

                  default_config
                end
                yield @configure if block_given?
                @configure
              end

              ##
              # Configure the Environments Client instance.
              #
              # The configuration is set to the derived mode, meaning that values can be changed,
              # but structural changes (adding new fields, etc.) are not allowed. Structural changes
              # should be made on {Client.configure}.
              #
              # See {::Google::Cloud::Dialogflow::CX::V3::Environments::Client::Configuration}
              # for a description of the configuration fields.
              #
              # @yield [config] Configure the Client client.
              # @yieldparam config [Client::Configuration]
              #
              # @return [Client::Configuration]
              #
              def configure
                yield @config if block_given?
                @config
              end

              ##
              # Create a new Environments client object.
              #
              # @example
              #
              #   # Create a client using the default configuration
              #   client = ::Google::Cloud::Dialogflow::CX::V3::Environments::Client.new
              #
              #   # Create a client using a custom configuration
              #   client = ::Google::Cloud::Dialogflow::CX::V3::Environments::Client.new do |config|
              #     config.timeout = 10.0
              #   end
              #
              # @yield [config] Configure the Environments client.
              # @yieldparam config [Client::Configuration]
              #
              def initialize
                # These require statements are intentionally placed here to initialize
                # the gRPC module only when it's required.
                # See https://github.com/googleapis/toolkit/issues/446
                require "gapic/grpc"
                require "google/cloud/dialogflow/cx/v3/environment_services_pb"

                # Create the configuration object
                @config = Configuration.new Client.configure

                # Yield the configuration if needed
                yield @config if block_given?

                # Create credentials
                credentials = @config.credentials
                # Use self-signed JWT if the endpoint is unchanged from default,
                # but only if the default endpoint does not have a region prefix.
                enable_self_signed_jwt = @config.endpoint == Configuration::DEFAULT_ENDPOINT &&
                                         !@config.endpoint.split(".").first.include?("-")
                credentials ||= Credentials.default scope: @config.scope,
                                                    enable_self_signed_jwt: enable_self_signed_jwt
                if credentials.is_a?(::String) || credentials.is_a?(::Hash)
                  credentials = Credentials.new credentials, scope: @config.scope
                end
                @quota_project_id = @config.quota_project
                @quota_project_id ||= credentials.quota_project_id if credentials.respond_to? :quota_project_id

                @operations_client = Operations.new do |config|
                  config.credentials = credentials
                  config.quota_project = @quota_project_id
                  config.endpoint = @config.endpoint
                end

                @location_client = Google::Cloud::Location::Locations::Client.new do |config|
                  config.credentials = credentials
                  config.quota_project = @quota_project_id
                  config.endpoint = @config.endpoint
                end

                @environments_stub = ::Gapic::ServiceStub.new(
                  ::Google::Cloud::Dialogflow::CX::V3::Environments::Stub,
                  credentials:  credentials,
                  endpoint:     @config.endpoint,
                  channel_args: @config.channel_args,
                  interceptors: @config.interceptors,
                  channel_pool_config: @config.channel_pool
                )
              end

              ##
              # Get the associated client for long-running operations.
              #
              # @return [::Google::Cloud::Dialogflow::CX::V3::Environments::Operations]
              #
              attr_reader :operations_client

              ##
              # Get the associated client for mix-in of the Locations.
              #
              # @return [Google::Cloud::Location::Locations::Client]
              #
              attr_reader :location_client

              # Service calls

              ##
              # Returns the list of all environments in the specified
              # {::Google::Cloud::Dialogflow::CX::V3::Agent Agent}.
              #
              # @overload list_environments(request, options = nil)
              #   Pass arguments to `list_environments` via a request object, either of type
              #   {::Google::Cloud::Dialogflow::CX::V3::ListEnvironmentsRequest} or an equivalent Hash.
              #
              #   @param request [::Google::Cloud::Dialogflow::CX::V3::ListEnvironmentsRequest, ::Hash]
              #     A request object representing the call parameters. Required. To specify no
              #     parameters, or to keep all the default parameter values, pass an empty Hash.
              #   @param options [::Gapic::CallOptions, ::Hash]
              #     Overrides the default settings for this call, e.g, timeout, retries, etc. Optional.
              #
              # @overload list_environments(parent: nil, page_size: nil, page_token: nil)
              #   Pass arguments to `list_environments` via keyword arguments. Note that at
              #   least one keyword argument is required. To specify no parameters, or to keep all
              #   the default parameter values, pass an empty Hash as a request object (see above).
              #
              #   @param parent [::String]
              #     Required. The {::Google::Cloud::Dialogflow::CX::V3::Agent Agent} to list all
              #     environments for. Format: `projects/<Project ID>/locations/<Location
              #     ID>/agents/<Agent ID>`.
              #   @param page_size [::Integer]
              #     The maximum number of items to return in a single page. By default 20 and
              #     at most 100.
              #   @param page_token [::String]
              #     The next_page_token value returned from a previous list request.
              #
              # @yield [response, operation] Access the result along with the RPC operation
              # @yieldparam response [::Gapic::PagedEnumerable<::Google::Cloud::Dialogflow::CX::V3::Environment>]
              # @yieldparam operation [::GRPC::ActiveCall::Operation]
              #
              # @return [::Gapic::PagedEnumerable<::Google::Cloud::Dialogflow::CX::V3::Environment>]
              #
              # @raise [::Google::Cloud::Error] if the RPC is aborted.
              #
              # @example Basic example
              #   require "google/cloud/dialogflow/cx/v3"
              #
              #   # Create a client object. The client can be reused for multiple calls.
              #   client = Google::Cloud::Dialogflow::CX::V3::Environments::Client.new
              #
              #   # Create a request. To set request fields, pass in keyword arguments.
              #   request = Google::Cloud::Dialogflow::CX::V3::ListEnvironmentsRequest.new
              #
              #   # Call the list_environments method.
              #   result = client.list_environments request
              #
              #   # The returned object is of type Gapic::PagedEnumerable. You can iterate
              #   # over elements, and API calls will be issued to fetch pages as needed.
              #   result.each do |item|
              #     # Each element is of type ::Google::Cloud::Dialogflow::CX::V3::Environment.
              #     p item
              #   end
              #
              def list_environments request, options = nil
                raise ::ArgumentError, "request must be provided" if request.nil?

                request = ::Gapic::Protobuf.coerce request, to: ::Google::Cloud::Dialogflow::CX::V3::ListEnvironmentsRequest

                # Converts hash and nil to an options object
                options = ::Gapic::CallOptions.new(**options.to_h) if options.respond_to? :to_h

                # Customize the options with defaults
                metadata = @config.rpcs.list_environments.metadata.to_h

                # Set x-goog-api-client and x-goog-user-project headers
                metadata[:"x-goog-api-client"] ||= ::Gapic::Headers.x_goog_api_client \
                  lib_name: @config.lib_name, lib_version: @config.lib_version,
                  gapic_version: ::Google::Cloud::Dialogflow::CX::V3::VERSION
                metadata[:"x-goog-user-project"] = @quota_project_id if @quota_project_id

                header_params = {}
                if request.parent
                  header_params["parent"] = request.parent
                end

                request_params_header = header_params.map { |k, v| "#{k}=#{v}" }.join("&")
                metadata[:"x-goog-request-params"] ||= request_params_header

                options.apply_defaults timeout:      @config.rpcs.list_environments.timeout,
                                       metadata:     metadata,
                                       retry_policy: @config.rpcs.list_environments.retry_policy

                options.apply_defaults timeout:      @config.timeout,
                                       metadata:     @config.metadata,
                                       retry_policy: @config.retry_policy

                @environments_stub.call_rpc :list_environments, request, options: options do |response, operation|
                  response = ::Gapic::PagedEnumerable.new @environments_stub, :list_environments, request, response, operation, options
                  yield response, operation if block_given?
                  return response
                end
              rescue ::GRPC::BadStatus => e
                raise ::Google::Cloud::Error.from_error(e)
              end

              ##
              # Retrieves the specified
              # {::Google::Cloud::Dialogflow::CX::V3::Environment Environment}.
              #
              # @overload get_environment(request, options = nil)
              #   Pass arguments to `get_environment` via a request object, either of type
              #   {::Google::Cloud::Dialogflow::CX::V3::GetEnvironmentRequest} or an equivalent Hash.
              #
              #   @param request [::Google::Cloud::Dialogflow::CX::V3::GetEnvironmentRequest, ::Hash]
              #     A request object representing the call parameters. Required. To specify no
              #     parameters, or to keep all the default parameter values, pass an empty Hash.
              #   @param options [::Gapic::CallOptions, ::Hash]
              #     Overrides the default settings for this call, e.g, timeout, retries, etc. Optional.
              #
              # @overload get_environment(name: nil)
              #   Pass arguments to `get_environment` via keyword arguments. Note that at
              #   least one keyword argument is required. To specify no parameters, or to keep all
              #   the default parameter values, pass an empty Hash as a request object (see above).
              #
              #   @param name [::String]
              #     Required. The name of the
              #     {::Google::Cloud::Dialogflow::CX::V3::Environment Environment}. Format:
              #     `projects/<Project ID>/locations/<Location ID>/agents/<Agent
              #     ID>/environments/<Environment ID>`.
              #
              # @yield [response, operation] Access the result along with the RPC operation
              # @yieldparam response [::Google::Cloud::Dialogflow::CX::V3::Environment]
              # @yieldparam operation [::GRPC::ActiveCall::Operation]
              #
              # @return [::Google::Cloud::Dialogflow::CX::V3::Environment]
              #
              # @raise [::Google::Cloud::Error] if the RPC is aborted.
              #
              # @example Basic example
              #   require "google/cloud/dialogflow/cx/v3"
              #
              #   # Create a client object. The client can be reused for multiple calls.
              #   client = Google::Cloud::Dialogflow::CX::V3::Environments::Client.new
              #
              #   # Create a request. To set request fields, pass in keyword arguments.
              #   request = Google::Cloud::Dialogflow::CX::V3::GetEnvironmentRequest.new
              #
              #   # Call the get_environment method.
              #   result = client.get_environment request
              #
              #   # The returned object is of type Google::Cloud::Dialogflow::CX::V3::Environment.
              #   p result
              #
              def get_environment request, options = nil
                raise ::ArgumentError, "request must be provided" if request.nil?

                request = ::Gapic::Protobuf.coerce request, to: ::Google::Cloud::Dialogflow::CX::V3::GetEnvironmentRequest

                # Converts hash and nil to an options object
                options = ::Gapic::CallOptions.new(**options.to_h) if options.respond_to? :to_h

                # Customize the options with defaults
                metadata = @config.rpcs.get_environment.metadata.to_h

                # Set x-goog-api-client and x-goog-user-project headers
                metadata[:"x-goog-api-client"] ||= ::Gapic::Headers.x_goog_api_client \
                  lib_name: @config.lib_name, lib_version: @config.lib_version,
                  gapic_version: ::Google::Cloud::Dialogflow::CX::V3::VERSION
                metadata[:"x-goog-user-project"] = @quota_project_id if @quota_project_id

                header_params = {}
                if request.name
                  header_params["name"] = request.name
                end

                request_params_header = header_params.map { |k, v| "#{k}=#{v}" }.join("&")
                metadata[:"x-goog-request-params"] ||= request_params_header

                options.apply_defaults timeout:      @config.rpcs.get_environment.timeout,
                                       metadata:     metadata,
                                       retry_policy: @config.rpcs.get_environment.retry_policy

                options.apply_defaults timeout:      @config.timeout,
                                       metadata:     @config.metadata,
                                       retry_policy: @config.retry_policy

                @environments_stub.call_rpc :get_environment, request, options: options do |response, operation|
                  yield response, operation if block_given?
                  return response
                end
              rescue ::GRPC::BadStatus => e
                raise ::Google::Cloud::Error.from_error(e)
              end

              ##
              # Creates an {::Google::Cloud::Dialogflow::CX::V3::Environment Environment} in the
              # specified {::Google::Cloud::Dialogflow::CX::V3::Agent Agent}.
              #
              # This method is a [long-running
              # operation](https://cloud.google.com/dialogflow/cx/docs/how/long-running-operation).
              # The returned `Operation` type has the following method-specific fields:
              #
              # - `metadata`: An empty [Struct
              #   message](https://developers.google.com/protocol-buffers/docs/reference/google.protobuf#struct)
              # - `response`: {::Google::Cloud::Dialogflow::CX::V3::Environment Environment}
              #
              # @overload create_environment(request, options = nil)
              #   Pass arguments to `create_environment` via a request object, either of type
              #   {::Google::Cloud::Dialogflow::CX::V3::CreateEnvironmentRequest} or an equivalent Hash.
              #
              #   @param request [::Google::Cloud::Dialogflow::CX::V3::CreateEnvironmentRequest, ::Hash]
              #     A request object representing the call parameters. Required. To specify no
              #     parameters, or to keep all the default parameter values, pass an empty Hash.
              #   @param options [::Gapic::CallOptions, ::Hash]
              #     Overrides the default settings for this call, e.g, timeout, retries, etc. Optional.
              #
              # @overload create_environment(parent: nil, environment: nil)
              #   Pass arguments to `create_environment` via keyword arguments. Note that at
              #   least one keyword argument is required. To specify no parameters, or to keep all
              #   the default parameter values, pass an empty Hash as a request object (see above).
              #
              #   @param parent [::String]
              #     Required. The {::Google::Cloud::Dialogflow::CX::V3::Agent Agent} to create an
              #     {::Google::Cloud::Dialogflow::CX::V3::Environment Environment} for. Format:
              #     `projects/<Project ID>/locations/<Location ID>/agents/<Agent ID>`.
              #   @param environment [::Google::Cloud::Dialogflow::CX::V3::Environment, ::Hash]
              #     Required. The environment to create.
              #
              # @yield [response, operation] Access the result along with the RPC operation
              # @yieldparam response [::Gapic::Operation]
              # @yieldparam operation [::GRPC::ActiveCall::Operation]
              #
              # @return [::Gapic::Operation]
              #
              # @raise [::Google::Cloud::Error] if the RPC is aborted.
              #
              # @example Basic example
              #   require "google/cloud/dialogflow/cx/v3"
              #
              #   # Create a client object. The client can be reused for multiple calls.
              #   client = Google::Cloud::Dialogflow::CX::V3::Environments::Client.new
              #
              #   # Create a request. To set request fields, pass in keyword arguments.
              #   request = Google::Cloud::Dialogflow::CX::V3::CreateEnvironmentRequest.new
              #
              #   # Call the create_environment method.
              #   result = client.create_environment request
              #
              #   # The returned object is of type Gapic::Operation. You can use it to
              #   # check the status of an operation, cancel it, or wait for results.
              #   # Here is how to wait for a response.
              #   result.wait_until_done! timeout: 60
              #   if result.response?
              #     p result.response
              #   else
              #     puts "No response received."
              #   end
              #
              def create_environment request, options = nil
                raise ::ArgumentError, "request must be provided" if request.nil?

                request = ::Gapic::Protobuf.coerce request, to: ::Google::Cloud::Dialogflow::CX::V3::CreateEnvironmentRequest

                # Converts hash and nil to an options object
                options = ::Gapic::CallOptions.new(**options.to_h) if options.respond_to? :to_h

                # Customize the options with defaults
                metadata = @config.rpcs.create_environment.metadata.to_h

                # Set x-goog-api-client and x-goog-user-project headers
                metadata[:"x-goog-api-client"] ||= ::Gapic::Headers.x_goog_api_client \
                  lib_name: @config.lib_name, lib_version: @config.lib_version,
                  gapic_version: ::Google::Cloud::Dialogflow::CX::V3::VERSION
                metadata[:"x-goog-user-project"] = @quota_project_id if @quota_project_id

                header_params = {}
                if request.parent
                  header_params["parent"] = request.parent
                end

                request_params_header = header_params.map { |k, v| "#{k}=#{v}" }.join("&")
                metadata[:"x-goog-request-params"] ||= request_params_header

                options.apply_defaults timeout:      @config.rpcs.create_environment.timeout,
                                       metadata:     metadata,
                                       retry_policy: @config.rpcs.create_environment.retry_policy

                options.apply_defaults timeout:      @config.timeout,
                                       metadata:     @config.metadata,
                                       retry_policy: @config.retry_policy

                @environments_stub.call_rpc :create_environment, request, options: options do |response, operation|
                  response = ::Gapic::Operation.new response, @operations_client, options: options
                  yield response, operation if block_given?
                  return response
                end
              rescue ::GRPC::BadStatus => e
                raise ::Google::Cloud::Error.from_error(e)
              end

              ##
              # Updates the specified
              # {::Google::Cloud::Dialogflow::CX::V3::Environment Environment}.
              #
              # This method is a [long-running
              # operation](https://cloud.google.com/dialogflow/cx/docs/how/long-running-operation).
              # The returned `Operation` type has the following method-specific fields:
              #
              # - `metadata`: An empty [Struct
              #   message](https://developers.google.com/protocol-buffers/docs/reference/google.protobuf#struct)
              # - `response`: {::Google::Cloud::Dialogflow::CX::V3::Environment Environment}
              #
              # @overload update_environment(request, options = nil)
              #   Pass arguments to `update_environment` via a request object, either of type
              #   {::Google::Cloud::Dialogflow::CX::V3::UpdateEnvironmentRequest} or an equivalent Hash.
              #
              #   @param request [::Google::Cloud::Dialogflow::CX::V3::UpdateEnvironmentRequest, ::Hash]
              #     A request object representing the call parameters. Required. To specify no
              #     parameters, or to keep all the default parameter values, pass an empty Hash.
              #   @param options [::Gapic::CallOptions, ::Hash]
              #     Overrides the default settings for this call, e.g, timeout, retries, etc. Optional.
              #
              # @overload update_environment(environment: nil, update_mask: nil)
              #   Pass arguments to `update_environment` via keyword arguments. Note that at
              #   least one keyword argument is required. To specify no parameters, or to keep all
              #   the default parameter values, pass an empty Hash as a request object (see above).
              #
              #   @param environment [::Google::Cloud::Dialogflow::CX::V3::Environment, ::Hash]
              #     Required. The environment to update.
              #   @param update_mask [::Google::Protobuf::FieldMask, ::Hash]
              #     Required. The mask to control which fields get updated.
              #
              # @yield [response, operation] Access the result along with the RPC operation
              # @yieldparam response [::Gapic::Operation]
              # @yieldparam operation [::GRPC::ActiveCall::Operation]
              #
              # @return [::Gapic::Operation]
              #
              # @raise [::Google::Cloud::Error] if the RPC is aborted.
              #
              # @example Basic example
              #   require "google/cloud/dialogflow/cx/v3"
              #
              #   # Create a client object. The client can be reused for multiple calls.
              #   client = Google::Cloud::Dialogflow::CX::V3::Environments::Client.new
              #
              #   # Create a request. To set request fields, pass in keyword arguments.
              #   request = Google::Cloud::Dialogflow::CX::V3::UpdateEnvironmentRequest.new
              #
              #   # Call the update_environment method.
              #   result = client.update_environment request
              #
              #   # The returned object is of type Gapic::Operation. You can use it to
              #   # check the status of an operation, cancel it, or wait for results.
              #   # Here is how to wait for a response.
              #   result.wait_until_done! timeout: 60
              #   if result.response?
              #     p result.response
              #   else
              #     puts "No response received."
              #   end
              #
              def update_environment request, options = nil
                raise ::ArgumentError, "request must be provided" if request.nil?

                request = ::Gapic::Protobuf.coerce request, to: ::Google::Cloud::Dialogflow::CX::V3::UpdateEnvironmentRequest

                # Converts hash and nil to an options object
                options = ::Gapic::CallOptions.new(**options.to_h) if options.respond_to? :to_h

                # Customize the options with defaults
                metadata = @config.rpcs.update_environment.metadata.to_h

                # Set x-goog-api-client and x-goog-user-project headers
                metadata[:"x-goog-api-client"] ||= ::Gapic::Headers.x_goog_api_client \
                  lib_name: @config.lib_name, lib_version: @config.lib_version,
                  gapic_version: ::Google::Cloud::Dialogflow::CX::V3::VERSION
                metadata[:"x-goog-user-project"] = @quota_project_id if @quota_project_id

                header_params = {}
                if request.environment&.name
                  header_params["environment.name"] = request.environment.name
                end

                request_params_header = header_params.map { |k, v| "#{k}=#{v}" }.join("&")
                metadata[:"x-goog-request-params"] ||= request_params_header

                options.apply_defaults timeout:      @config.rpcs.update_environment.timeout,
                                       metadata:     metadata,
                                       retry_policy: @config.rpcs.update_environment.retry_policy

                options.apply_defaults timeout:      @config.timeout,
                                       metadata:     @config.metadata,
                                       retry_policy: @config.retry_policy

                @environments_stub.call_rpc :update_environment, request, options: options do |response, operation|
                  response = ::Gapic::Operation.new response, @operations_client, options: options
                  yield response, operation if block_given?
                  return response
                end
              rescue ::GRPC::BadStatus => e
                raise ::Google::Cloud::Error.from_error(e)
              end

              ##
              # Deletes the specified
              # {::Google::Cloud::Dialogflow::CX::V3::Environment Environment}.
              #
              # @overload delete_environment(request, options = nil)
              #   Pass arguments to `delete_environment` via a request object, either of type
              #   {::Google::Cloud::Dialogflow::CX::V3::DeleteEnvironmentRequest} or an equivalent Hash.
              #
              #   @param request [::Google::Cloud::Dialogflow::CX::V3::DeleteEnvironmentRequest, ::Hash]
              #     A request object representing the call parameters. Required. To specify no
              #     parameters, or to keep all the default parameter values, pass an empty Hash.
              #   @param options [::Gapic::CallOptions, ::Hash]
              #     Overrides the default settings for this call, e.g, timeout, retries, etc. Optional.
              #
              # @overload delete_environment(name: nil)
              #   Pass arguments to `delete_environment` via keyword arguments. Note that at
              #   least one keyword argument is required. To specify no parameters, or to keep all
              #   the default parameter values, pass an empty Hash as a request object (see above).
              #
              #   @param name [::String]
              #     Required. The name of the
              #     {::Google::Cloud::Dialogflow::CX::V3::Environment Environment} to delete. Format:
              #     `projects/<Project ID>/locations/<Location ID>/agents/<Agent
              #     ID>/environments/<Environment ID>`.
              #
              # @yield [response, operation] Access the result along with the RPC operation
              # @yieldparam response [::Google::Protobuf::Empty]
              # @yieldparam operation [::GRPC::ActiveCall::Operation]
              #
              # @return [::Google::Protobuf::Empty]
              #
              # @raise [::Google::Cloud::Error] if the RPC is aborted.
              #
              # @example Basic example
              #   require "google/cloud/dialogflow/cx/v3"
              #
              #   # Create a client object. The client can be reused for multiple calls.
              #   client = Google::Cloud::Dialogflow::CX::V3::Environments::Client.new
              #
              #   # Create a request. To set request fields, pass in keyword arguments.
              #   request = Google::Cloud::Dialogflow::CX::V3::DeleteEnvironmentRequest.new
              #
              #   # Call the delete_environment method.
              #   result = client.delete_environment request
              #
              #   # The returned object is of type Google::Protobuf::Empty.
              #   p result
              #
              def delete_environment request, options = nil
                raise ::ArgumentError, "request must be provided" if request.nil?

                request = ::Gapic::Protobuf.coerce request, to: ::Google::Cloud::Dialogflow::CX::V3::DeleteEnvironmentRequest

                # Converts hash and nil to an options object
                options = ::Gapic::CallOptions.new(**options.to_h) if options.respond_to? :to_h

                # Customize the options with defaults
                metadata = @config.rpcs.delete_environment.metadata.to_h

                # Set x-goog-api-client and x-goog-user-project headers
                metadata[:"x-goog-api-client"] ||= ::Gapic::Headers.x_goog_api_client \
                  lib_name: @config.lib_name, lib_version: @config.lib_version,
                  gapic_version: ::Google::Cloud::Dialogflow::CX::V3::VERSION
                metadata[:"x-goog-user-project"] = @quota_project_id if @quota_project_id

                header_params = {}
                if request.name
                  header_params["name"] = request.name
                end

                request_params_header = header_params.map { |k, v| "#{k}=#{v}" }.join("&")
                metadata[:"x-goog-request-params"] ||= request_params_header

                options.apply_defaults timeout:      @config.rpcs.delete_environment.timeout,
                                       metadata:     metadata,
                                       retry_policy: @config.rpcs.delete_environment.retry_policy

                options.apply_defaults timeout:      @config.timeout,
                                       metadata:     @config.metadata,
                                       retry_policy: @config.retry_policy

                @environments_stub.call_rpc :delete_environment, request, options: options do |response, operation|
                  yield response, operation if block_given?
                  return response
                end
              rescue ::GRPC::BadStatus => e
                raise ::Google::Cloud::Error.from_error(e)
              end

              ##
              # Looks up the history of the specified
              # {::Google::Cloud::Dialogflow::CX::V3::Environment Environment}.
              #
              # @overload lookup_environment_history(request, options = nil)
              #   Pass arguments to `lookup_environment_history` via a request object, either of type
              #   {::Google::Cloud::Dialogflow::CX::V3::LookupEnvironmentHistoryRequest} or an equivalent Hash.
              #
              #   @param request [::Google::Cloud::Dialogflow::CX::V3::LookupEnvironmentHistoryRequest, ::Hash]
              #     A request object representing the call parameters. Required. To specify no
              #     parameters, or to keep all the default parameter values, pass an empty Hash.
              #   @param options [::Gapic::CallOptions, ::Hash]
              #     Overrides the default settings for this call, e.g, timeout, retries, etc. Optional.
              #
              # @overload lookup_environment_history(name: nil, page_size: nil, page_token: nil)
              #   Pass arguments to `lookup_environment_history` via keyword arguments. Note that at
              #   least one keyword argument is required. To specify no parameters, or to keep all
              #   the default parameter values, pass an empty Hash as a request object (see above).
              #
              #   @param name [::String]
              #     Required. Resource name of the environment to look up the history for.
              #     Format: `projects/<Project ID>/locations/<Location ID>/agents/<Agent
              #     ID>/environments/<Environment ID>`.
              #   @param page_size [::Integer]
              #     The maximum number of items to return in a single page. By default 100 and
              #     at most 1000.
              #   @param page_token [::String]
              #     The next_page_token value returned from a previous list request.
              #
              # @yield [response, operation] Access the result along with the RPC operation
              # @yieldparam response [::Gapic::PagedEnumerable<::Google::Cloud::Dialogflow::CX::V3::Environment>]
              # @yieldparam operation [::GRPC::ActiveCall::Operation]
              #
              # @return [::Gapic::PagedEnumerable<::Google::Cloud::Dialogflow::CX::V3::Environment>]
              #
              # @raise [::Google::Cloud::Error] if the RPC is aborted.
              #
              # @example Basic example
              #   require "google/cloud/dialogflow/cx/v3"
              #
              #   # Create a client object. The client can be reused for multiple calls.
              #   client = Google::Cloud::Dialogflow::CX::V3::Environments::Client.new
              #
              #   # Create a request. To set request fields, pass in keyword arguments.
              #   request = Google::Cloud::Dialogflow::CX::V3::LookupEnvironmentHistoryRequest.new
              #
              #   # Call the lookup_environment_history method.
              #   result = client.lookup_environment_history request
              #
              #   # The returned object is of type Gapic::PagedEnumerable. You can iterate
              #   # over elements, and API calls will be issued to fetch pages as needed.
              #   result.each do |item|
              #     # Each element is of type ::Google::Cloud::Dialogflow::CX::V3::Environment.
              #     p item
              #   end
              #
              def lookup_environment_history request, options = nil
                raise ::ArgumentError, "request must be provided" if request.nil?

                request = ::Gapic::Protobuf.coerce request, to: ::Google::Cloud::Dialogflow::CX::V3::LookupEnvironmentHistoryRequest

                # Converts hash and nil to an options object
                options = ::Gapic::CallOptions.new(**options.to_h) if options.respond_to? :to_h

                # Customize the options with defaults
                metadata = @config.rpcs.lookup_environment_history.metadata.to_h

                # Set x-goog-api-client and x-goog-user-project headers
                metadata[:"x-goog-api-client"] ||= ::Gapic::Headers.x_goog_api_client \
                  lib_name: @config.lib_name, lib_version: @config.lib_version,
                  gapic_version: ::Google::Cloud::Dialogflow::CX::V3::VERSION
                metadata[:"x-goog-user-project"] = @quota_project_id if @quota_project_id

                header_params = {}
                if request.name
                  header_params["name"] = request.name
                end

                request_params_header = header_params.map { |k, v| "#{k}=#{v}" }.join("&")
                metadata[:"x-goog-request-params"] ||= request_params_header

                options.apply_defaults timeout:      @config.rpcs.lookup_environment_history.timeout,
                                       metadata:     metadata,
                                       retry_policy: @config.rpcs.lookup_environment_history.retry_policy

                options.apply_defaults timeout:      @config.timeout,
                                       metadata:     @config.metadata,
                                       retry_policy: @config.retry_policy

                @environments_stub.call_rpc :lookup_environment_history, request, options: options do |response, operation|
                  response = ::Gapic::PagedEnumerable.new @environments_stub, :lookup_environment_history, request, response, operation, options
                  yield response, operation if block_given?
                  return response
                end
              rescue ::GRPC::BadStatus => e
                raise ::Google::Cloud::Error.from_error(e)
              end

              ##
              # Kicks off a continuous test under the specified
              # {::Google::Cloud::Dialogflow::CX::V3::Environment Environment}.
              #
              # This method is a [long-running
              # operation](https://cloud.google.com/dialogflow/cx/docs/how/long-running-operation).
              # The returned `Operation` type has the following method-specific fields:
              #
              # - `metadata`:
              # {::Google::Cloud::Dialogflow::CX::V3::RunContinuousTestMetadata RunContinuousTestMetadata}
              # - `response`:
              # {::Google::Cloud::Dialogflow::CX::V3::RunContinuousTestResponse RunContinuousTestResponse}
              #
              # @overload run_continuous_test(request, options = nil)
              #   Pass arguments to `run_continuous_test` via a request object, either of type
              #   {::Google::Cloud::Dialogflow::CX::V3::RunContinuousTestRequest} or an equivalent Hash.
              #
              #   @param request [::Google::Cloud::Dialogflow::CX::V3::RunContinuousTestRequest, ::Hash]
              #     A request object representing the call parameters. Required. To specify no
              #     parameters, or to keep all the default parameter values, pass an empty Hash.
              #   @param options [::Gapic::CallOptions, ::Hash]
              #     Overrides the default settings for this call, e.g, timeout, retries, etc. Optional.
              #
              # @overload run_continuous_test(environment: nil)
              #   Pass arguments to `run_continuous_test` via keyword arguments. Note that at
              #   least one keyword argument is required. To specify no parameters, or to keep all
              #   the default parameter values, pass an empty Hash as a request object (see above).
              #
              #   @param environment [::String]
              #     Required. Format: `projects/<Project ID>/locations/<Location
              #     ID>/agents/<Agent ID>/environments/<Environment ID>`.
              #
              # @yield [response, operation] Access the result along with the RPC operation
              # @yieldparam response [::Gapic::Operation]
              # @yieldparam operation [::GRPC::ActiveCall::Operation]
              #
              # @return [::Gapic::Operation]
              #
              # @raise [::Google::Cloud::Error] if the RPC is aborted.
              #
              # @example Basic example
              #   require "google/cloud/dialogflow/cx/v3"
              #
              #   # Create a client object. The client can be reused for multiple calls.
              #   client = Google::Cloud::Dialogflow::CX::V3::Environments::Client.new
              #
              #   # Create a request. To set request fields, pass in keyword arguments.
              #   request = Google::Cloud::Dialogflow::CX::V3::RunContinuousTestRequest.new
              #
              #   # Call the run_continuous_test method.
              #   result = client.run_continuous_test request
              #
              #   # The returned object is of type Gapic::Operation. You can use it to
              #   # check the status of an operation, cancel it, or wait for results.
              #   # Here is how to wait for a response.
              #   result.wait_until_done! timeout: 60
              #   if result.response?
              #     p result.response
              #   else
              #     puts "No response received."
              #   end
              #
              def run_continuous_test request, options = nil
                raise ::ArgumentError, "request must be provided" if request.nil?

                request = ::Gapic::Protobuf.coerce request, to: ::Google::Cloud::Dialogflow::CX::V3::RunContinuousTestRequest

                # Converts hash and nil to an options object
                options = ::Gapic::CallOptions.new(**options.to_h) if options.respond_to? :to_h

                # Customize the options with defaults
                metadata = @config.rpcs.run_continuous_test.metadata.to_h

                # Set x-goog-api-client and x-goog-user-project headers
                metadata[:"x-goog-api-client"] ||= ::Gapic::Headers.x_goog_api_client \
                  lib_name: @config.lib_name, lib_version: @config.lib_version,
                  gapic_version: ::Google::Cloud::Dialogflow::CX::V3::VERSION
                metadata[:"x-goog-user-project"] = @quota_project_id if @quota_project_id

                header_params = {}
                if request.environment
                  header_params["environment"] = request.environment
                end

                request_params_header = header_params.map { |k, v| "#{k}=#{v}" }.join("&")
                metadata[:"x-goog-request-params"] ||= request_params_header

                options.apply_defaults timeout:      @config.rpcs.run_continuous_test.timeout,
                                       metadata:     metadata,
                                       retry_policy: @config.rpcs.run_continuous_test.retry_policy

                options.apply_defaults timeout:      @config.timeout,
                                       metadata:     @config.metadata,
                                       retry_policy: @config.retry_policy

                @environments_stub.call_rpc :run_continuous_test, request, options: options do |response, operation|
                  response = ::Gapic::Operation.new response, @operations_client, options: options
                  yield response, operation if block_given?
                  return response
                end
              rescue ::GRPC::BadStatus => e
                raise ::Google::Cloud::Error.from_error(e)
              end

              ##
              # Fetches a list of continuous test results for a given environment.
              #
              # @overload list_continuous_test_results(request, options = nil)
              #   Pass arguments to `list_continuous_test_results` via a request object, either of type
              #   {::Google::Cloud::Dialogflow::CX::V3::ListContinuousTestResultsRequest} or an equivalent Hash.
              #
              #   @param request [::Google::Cloud::Dialogflow::CX::V3::ListContinuousTestResultsRequest, ::Hash]
              #     A request object representing the call parameters. Required. To specify no
              #     parameters, or to keep all the default parameter values, pass an empty Hash.
              #   @param options [::Gapic::CallOptions, ::Hash]
              #     Overrides the default settings for this call, e.g, timeout, retries, etc. Optional.
              #
              # @overload list_continuous_test_results(parent: nil, page_size: nil, page_token: nil)
              #   Pass arguments to `list_continuous_test_results` via keyword arguments. Note that at
              #   least one keyword argument is required. To specify no parameters, or to keep all
              #   the default parameter values, pass an empty Hash as a request object (see above).
              #
              #   @param parent [::String]
              #     Required. The environment to list results for.
              #     Format: `projects/<Project ID>/locations/<Location ID>/agents/<Agent ID>/
              #     environments/<Environment ID>`.
              #   @param page_size [::Integer]
              #     The maximum number of items to return in a single page. By default 100 and
              #     at most 1000.
              #   @param page_token [::String]
              #     The next_page_token value returned from a previous list request.
              #
              # @yield [response, operation] Access the result along with the RPC operation
              # @yieldparam response [::Gapic::PagedEnumerable<::Google::Cloud::Dialogflow::CX::V3::ContinuousTestResult>]
              # @yieldparam operation [::GRPC::ActiveCall::Operation]
              #
              # @return [::Gapic::PagedEnumerable<::Google::Cloud::Dialogflow::CX::V3::ContinuousTestResult>]
              #
              # @raise [::Google::Cloud::Error] if the RPC is aborted.
              #
              # @example Basic example
              #   require "google/cloud/dialogflow/cx/v3"
              #
              #   # Create a client object. The client can be reused for multiple calls.
              #   client = Google::Cloud::Dialogflow::CX::V3::Environments::Client.new
              #
              #   # Create a request. To set request fields, pass in keyword arguments.
              #   request = Google::Cloud::Dialogflow::CX::V3::ListContinuousTestResultsRequest.new
              #
              #   # Call the list_continuous_test_results method.
              #   result = client.list_continuous_test_results request
              #
              #   # The returned object is of type Gapic::PagedEnumerable. You can iterate
              #   # over elements, and API calls will be issued to fetch pages as needed.
              #   result.each do |item|
              #     # Each element is of type ::Google::Cloud::Dialogflow::CX::V3::ContinuousTestResult.
              #     p item
              #   end
              #
              def list_continuous_test_results request, options = nil
                raise ::ArgumentError, "request must be provided" if request.nil?

                request = ::Gapic::Protobuf.coerce request, to: ::Google::Cloud::Dialogflow::CX::V3::ListContinuousTestResultsRequest

                # Converts hash and nil to an options object
                options = ::Gapic::CallOptions.new(**options.to_h) if options.respond_to? :to_h

                # Customize the options with defaults
                metadata = @config.rpcs.list_continuous_test_results.metadata.to_h

                # Set x-goog-api-client and x-goog-user-project headers
                metadata[:"x-goog-api-client"] ||= ::Gapic::Headers.x_goog_api_client \
                  lib_name: @config.lib_name, lib_version: @config.lib_version,
                  gapic_version: ::Google::Cloud::Dialogflow::CX::V3::VERSION
                metadata[:"x-goog-user-project"] = @quota_project_id if @quota_project_id

                header_params = {}
                if request.parent
                  header_params["parent"] = request.parent
                end

                request_params_header = header_params.map { |k, v| "#{k}=#{v}" }.join("&")
                metadata[:"x-goog-request-params"] ||= request_params_header

                options.apply_defaults timeout:      @config.rpcs.list_continuous_test_results.timeout,
                                       metadata:     metadata,
                                       retry_policy: @config.rpcs.list_continuous_test_results.retry_policy

                options.apply_defaults timeout:      @config.timeout,
                                       metadata:     @config.metadata,
                                       retry_policy: @config.retry_policy

                @environments_stub.call_rpc :list_continuous_test_results, request, options: options do |response, operation|
                  response = ::Gapic::PagedEnumerable.new @environments_stub, :list_continuous_test_results, request, response, operation, options
                  yield response, operation if block_given?
                  return response
                end
              rescue ::GRPC::BadStatus => e
                raise ::Google::Cloud::Error.from_error(e)
              end

              ##
              # Deploys a flow to the specified
              # {::Google::Cloud::Dialogflow::CX::V3::Environment Environment}.
              #
              # This method is a [long-running
              # operation](https://cloud.google.com/dialogflow/cx/docs/how/long-running-operation).
              # The returned `Operation` type has the following method-specific fields:
              #
              # - `metadata`:
              # {::Google::Cloud::Dialogflow::CX::V3::DeployFlowMetadata DeployFlowMetadata}
              # - `response`:
              # {::Google::Cloud::Dialogflow::CX::V3::DeployFlowResponse DeployFlowResponse}
              #
              # @overload deploy_flow(request, options = nil)
              #   Pass arguments to `deploy_flow` via a request object, either of type
              #   {::Google::Cloud::Dialogflow::CX::V3::DeployFlowRequest} or an equivalent Hash.
              #
              #   @param request [::Google::Cloud::Dialogflow::CX::V3::DeployFlowRequest, ::Hash]
              #     A request object representing the call parameters. Required. To specify no
              #     parameters, or to keep all the default parameter values, pass an empty Hash.
              #   @param options [::Gapic::CallOptions, ::Hash]
              #     Overrides the default settings for this call, e.g, timeout, retries, etc. Optional.
              #
              # @overload deploy_flow(environment: nil, flow_version: nil)
              #   Pass arguments to `deploy_flow` via keyword arguments. Note that at
              #   least one keyword argument is required. To specify no parameters, or to keep all
              #   the default parameter values, pass an empty Hash as a request object (see above).
              #
              #   @param environment [::String]
              #     Required. The environment to deploy the flow to.
              #     Format: `projects/<Project ID>/locations/<Location ID>/agents/<Agent ID>/
              #     environments/<Environment ID>`.
              #   @param flow_version [::String]
              #     Required. The flow version to deploy.
              #     Format: `projects/<Project ID>/locations/<Location ID>/agents/<Agent ID>/
              #     flows/<Flow ID>/versions/<Version ID>`.
              #
              # @yield [response, operation] Access the result along with the RPC operation
              # @yieldparam response [::Gapic::Operation]
              # @yieldparam operation [::GRPC::ActiveCall::Operation]
              #
              # @return [::Gapic::Operation]
              #
              # @raise [::Google::Cloud::Error] if the RPC is aborted.
              #
              # @example Basic example
              #   require "google/cloud/dialogflow/cx/v3"
              #
              #   # Create a client object. The client can be reused for multiple calls.
              #   client = Google::Cloud::Dialogflow::CX::V3::Environments::Client.new
              #
              #   # Create a request. To set request fields, pass in keyword arguments.
              #   request = Google::Cloud::Dialogflow::CX::V3::DeployFlowRequest.new
              #
              #   # Call the deploy_flow method.
              #   result = client.deploy_flow request
              #
              #   # The returned object is of type Gapic::Operation. You can use it to
              #   # check the status of an operation, cancel it, or wait for results.
              #   # Here is how to wait for a response.
              #   result.wait_until_done! timeout: 60
              #   if result.response?
              #     p result.response
              #   else
              #     puts "No response received."
              #   end
              #
              def deploy_flow request, options = nil
                raise ::ArgumentError, "request must be provided" if request.nil?

                request = ::Gapic::Protobuf.coerce request, to: ::Google::Cloud::Dialogflow::CX::V3::DeployFlowRequest

                # Converts hash and nil to an options object
                options = ::Gapic::CallOptions.new(**options.to_h) if options.respond_to? :to_h

                # Customize the options with defaults
                metadata = @config.rpcs.deploy_flow.metadata.to_h

                # Set x-goog-api-client and x-goog-user-project headers
                metadata[:"x-goog-api-client"] ||= ::Gapic::Headers.x_goog_api_client \
                  lib_name: @config.lib_name, lib_version: @config.lib_version,
                  gapic_version: ::Google::Cloud::Dialogflow::CX::V3::VERSION
                metadata[:"x-goog-user-project"] = @quota_project_id if @quota_project_id

                header_params = {}
                if request.environment
                  header_params["environment"] = request.environment
                end

                request_params_header = header_params.map { |k, v| "#{k}=#{v}" }.join("&")
                metadata[:"x-goog-request-params"] ||= request_params_header

                options.apply_defaults timeout:      @config.rpcs.deploy_flow.timeout,
                                       metadata:     metadata,
                                       retry_policy: @config.rpcs.deploy_flow.retry_policy

                options.apply_defaults timeout:      @config.timeout,
                                       metadata:     @config.metadata,
                                       retry_policy: @config.retry_policy

                @environments_stub.call_rpc :deploy_flow, request, options: options do |response, operation|
                  response = ::Gapic::Operation.new response, @operations_client, options: options
                  yield response, operation if block_given?
                  return response
                end
              rescue ::GRPC::BadStatus => e
                raise ::Google::Cloud::Error.from_error(e)
              end

              ##
              # Configuration class for the Environments API.
              #
              # This class represents the configuration for Environments,
              # providing control over timeouts, retry behavior, logging, transport
              # parameters, and other low-level controls. Certain parameters can also be
              # applied individually to specific RPCs. See
              # {::Google::Cloud::Dialogflow::CX::V3::Environments::Client::Configuration::Rpcs}
              # for a list of RPCs that can be configured independently.
              #
              # Configuration can be applied globally to all clients, or to a single client
              # on construction.
              #
              # @example
              #
              #   # Modify the global config, setting the timeout for
              #   # list_environments to 20 seconds,
              #   # and all remaining timeouts to 10 seconds.
              #   ::Google::Cloud::Dialogflow::CX::V3::Environments::Client.configure do |config|
              #     config.timeout = 10.0
              #     config.rpcs.list_environments.timeout = 20.0
              #   end
              #
              #   # Apply the above configuration only to a new client.
              #   client = ::Google::Cloud::Dialogflow::CX::V3::Environments::Client.new do |config|
              #     config.timeout = 10.0
              #     config.rpcs.list_environments.timeout = 20.0
              #   end
              #
              # @!attribute [rw] endpoint
              #   The hostname or hostname:port of the service endpoint.
              #   Defaults to `"dialogflow.googleapis.com"`.
              #   @return [::String]
              # @!attribute [rw] credentials
              #   Credentials to send with calls. You may provide any of the following types:
              #    *  (`String`) The path to a service account key file in JSON format
              #    *  (`Hash`) A service account key as a Hash
              #    *  (`Google::Auth::Credentials`) A googleauth credentials object
              #       (see the [googleauth docs](https://rubydoc.info/gems/googleauth/Google/Auth/Credentials))
              #    *  (`Signet::OAuth2::Client`) A signet oauth2 client object
              #       (see the [signet docs](https://rubydoc.info/gems/signet/Signet/OAuth2/Client))
              #    *  (`GRPC::Core::Channel`) a gRPC channel with included credentials
              #    *  (`GRPC::Core::ChannelCredentials`) a gRPC credentails object
              #    *  (`nil`) indicating no credentials
              #   @return [::Object]
              # @!attribute [rw] scope
              #   The OAuth scopes
              #   @return [::Array<::String>]
              # @!attribute [rw] lib_name
              #   The library name as recorded in instrumentation and logging
              #   @return [::String]
              # @!attribute [rw] lib_version
              #   The library version as recorded in instrumentation and logging
              #   @return [::String]
              # @!attribute [rw] channel_args
              #   Extra parameters passed to the gRPC channel. Note: this is ignored if a
              #   `GRPC::Core::Channel` object is provided as the credential.
              #   @return [::Hash]
              # @!attribute [rw] interceptors
              #   An array of interceptors that are run before calls are executed.
              #   @return [::Array<::GRPC::ClientInterceptor>]
              # @!attribute [rw] timeout
              #   The call timeout in seconds.
              #   @return [::Numeric]
              # @!attribute [rw] metadata
              #   Additional gRPC headers to be sent with the call.
              #   @return [::Hash{::Symbol=>::String}]
              # @!attribute [rw] retry_policy
              #   The retry policy. The value is a hash with the following keys:
              #    *  `:initial_delay` (*type:* `Numeric`) - The initial delay in seconds.
              #    *  `:max_delay` (*type:* `Numeric`) - The max delay in seconds.
              #    *  `:multiplier` (*type:* `Numeric`) - The incremental backoff multiplier.
              #    *  `:retry_codes` (*type:* `Array<String>`) - The error codes that should
              #       trigger a retry.
              #   @return [::Hash]
              # @!attribute [rw] quota_project
              #   A separate project against which to charge quota.
              #   @return [::String]
              #
              class Configuration
                extend ::Gapic::Config

                DEFAULT_ENDPOINT = "dialogflow.googleapis.com"

                config_attr :endpoint,      DEFAULT_ENDPOINT, ::String
                config_attr :credentials,   nil do |value|
                  allowed = [::String, ::Hash, ::Proc, ::Symbol, ::Google::Auth::Credentials, ::Signet::OAuth2::Client, nil]
                  allowed += [::GRPC::Core::Channel, ::GRPC::Core::ChannelCredentials] if defined? ::GRPC
                  allowed.any? { |klass| klass === value }
                end
                config_attr :scope,         nil, ::String, ::Array, nil
                config_attr :lib_name,      nil, ::String, nil
                config_attr :lib_version,   nil, ::String, nil
                config_attr(:channel_args,  { "grpc.service_config_disable_resolution" => 1 }, ::Hash, nil)
                config_attr :interceptors,  nil, ::Array, nil
                config_attr :timeout,       nil, ::Numeric, nil
                config_attr :metadata,      nil, ::Hash, nil
                config_attr :retry_policy,  nil, ::Hash, ::Proc, nil
                config_attr :quota_project, nil, ::String, nil

                # @private
                def initialize parent_config = nil
                  @parent_config = parent_config unless parent_config.nil?

                  yield self if block_given?
                end

                ##
                # Configurations for individual RPCs
                # @return [Rpcs]
                #
                def rpcs
                  @rpcs ||= begin
                    parent_rpcs = nil
                    parent_rpcs = @parent_config.rpcs if defined?(@parent_config) && @parent_config.respond_to?(:rpcs)
                    Rpcs.new parent_rpcs
                  end
                end

                ##
                # Configuration for the channel pool
                # @return [::Gapic::ServiceStub::ChannelPool::Configuration]
                #
                def channel_pool
                  @channel_pool ||= ::Gapic::ServiceStub::ChannelPool::Configuration.new
                end

                ##
                # Configuration RPC class for the Environments API.
                #
                # Includes fields providing the configuration for each RPC in this service.
                # Each configuration object is of type `Gapic::Config::Method` and includes
                # the following configuration fields:
                #
                #  *  `timeout` (*type:* `Numeric`) - The call timeout in seconds
                #  *  `metadata` (*type:* `Hash{Symbol=>String}`) - Additional gRPC headers
                #  *  `retry_policy (*type:* `Hash`) - The retry policy. The policy fields
                #     include the following keys:
                #      *  `:initial_delay` (*type:* `Numeric`) - The initial delay in seconds.
                #      *  `:max_delay` (*type:* `Numeric`) - The max delay in seconds.
                #      *  `:multiplier` (*type:* `Numeric`) - The incremental backoff multiplier.
                #      *  `:retry_codes` (*type:* `Array<String>`) - The error codes that should
                #         trigger a retry.
                #
                class Rpcs
                  ##
                  # RPC-specific configuration for `list_environments`
                  # @return [::Gapic::Config::Method]
                  #
                  attr_reader :list_environments
                  ##
                  # RPC-specific configuration for `get_environment`
                  # @return [::Gapic::Config::Method]
                  #
                  attr_reader :get_environment
                  ##
                  # RPC-specific configuration for `create_environment`
                  # @return [::Gapic::Config::Method]
                  #
                  attr_reader :create_environment
                  ##
                  # RPC-specific configuration for `update_environment`
                  # @return [::Gapic::Config::Method]
                  #
                  attr_reader :update_environment
                  ##
                  # RPC-specific configuration for `delete_environment`
                  # @return [::Gapic::Config::Method]
                  #
                  attr_reader :delete_environment
                  ##
                  # RPC-specific configuration for `lookup_environment_history`
                  # @return [::Gapic::Config::Method]
                  #
                  attr_reader :lookup_environment_history
                  ##
                  # RPC-specific configuration for `run_continuous_test`
                  # @return [::Gapic::Config::Method]
                  #
                  attr_reader :run_continuous_test
                  ##
                  # RPC-specific configuration for `list_continuous_test_results`
                  # @return [::Gapic::Config::Method]
                  #
                  attr_reader :list_continuous_test_results
                  ##
                  # RPC-specific configuration for `deploy_flow`
                  # @return [::Gapic::Config::Method]
                  #
                  attr_reader :deploy_flow

                  # @private
                  def initialize parent_rpcs = nil
                    list_environments_config = parent_rpcs.list_environments if parent_rpcs.respond_to? :list_environments
                    @list_environments = ::Gapic::Config::Method.new list_environments_config
                    get_environment_config = parent_rpcs.get_environment if parent_rpcs.respond_to? :get_environment
                    @get_environment = ::Gapic::Config::Method.new get_environment_config
                    create_environment_config = parent_rpcs.create_environment if parent_rpcs.respond_to? :create_environment
                    @create_environment = ::Gapic::Config::Method.new create_environment_config
                    update_environment_config = parent_rpcs.update_environment if parent_rpcs.respond_to? :update_environment
                    @update_environment = ::Gapic::Config::Method.new update_environment_config
                    delete_environment_config = parent_rpcs.delete_environment if parent_rpcs.respond_to? :delete_environment
                    @delete_environment = ::Gapic::Config::Method.new delete_environment_config
                    lookup_environment_history_config = parent_rpcs.lookup_environment_history if parent_rpcs.respond_to? :lookup_environment_history
                    @lookup_environment_history = ::Gapic::Config::Method.new lookup_environment_history_config
                    run_continuous_test_config = parent_rpcs.run_continuous_test if parent_rpcs.respond_to? :run_continuous_test
                    @run_continuous_test = ::Gapic::Config::Method.new run_continuous_test_config
                    list_continuous_test_results_config = parent_rpcs.list_continuous_test_results if parent_rpcs.respond_to? :list_continuous_test_results
                    @list_continuous_test_results = ::Gapic::Config::Method.new list_continuous_test_results_config
                    deploy_flow_config = parent_rpcs.deploy_flow if parent_rpcs.respond_to? :deploy_flow
                    @deploy_flow = ::Gapic::Config::Method.new deploy_flow_config

                    yield self if block_given?
                  end
                end
              end
            end
          end
        end
      end
    end
  end
end