# frozen_string_literal: true

# Copyright 2023 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/session_pb"
require "google/cloud/dialogflow/cx/v3/sessions/rest/service_stub"
require "google/cloud/location/rest"

module Google
  module Cloud
    module Dialogflow
      module CX
        module V3
          module Sessions
            module Rest
              ##
              # REST client for the Sessions service.
              #
              # A session represents an interaction with a user. You retrieve user input
              # and pass it to the
              # {::Google::Cloud::Dialogflow::CX::V3::Sessions::Rest::Client#detect_intent DetectIntent} method to
              # determine user intent and respond.
              #
              class Client
                include Paths

                # @private
                attr_reader :sessions_stub

                ##
                # Configure the Sessions Client class.
                #
                # See {::Google::Cloud::Dialogflow::CX::V3::Sessions::Rest::Client::Configuration}
                # for a description of the configuration fields.
                #
                # @example
                #
                #   # Modify the configuration for all Sessions clients
                #   ::Google::Cloud::Dialogflow::CX::V3::Sessions::Rest::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.rpcs.detect_intent.timeout = 220.0
                    default_config.rpcs.detect_intent.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 Sessions 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::Sessions::Rest::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 Sessions REST client object.
                #
                # @example
                #
                #   # Create a client using the default configuration
                #   client = ::Google::Cloud::Dialogflow::CX::V3::Sessions::Rest::Client.new
                #
                #   # Create a client using a custom configuration
                #   client = ::Google::Cloud::Dialogflow::CX::V3::Sessions::Rest::Client.new do |config|
                #     config.timeout = 10.0
                #   end
                #
                # @yield [config] Configure the Sessions client.
                # @yieldparam config [Client::Configuration]
                #
                def initialize
                  # 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

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

                  @sessions_stub = ::Google::Cloud::Dialogflow::CX::V3::Sessions::Rest::ServiceStub.new endpoint: @config.endpoint, credentials: credentials
                end

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

                # Service calls

                ##
                # Processes a natural language query and returns structured, actionable data
                # as a result. This method is not idempotent, because it may cause session
                # entity types to be updated, which in turn might affect results of future
                # queries.
                #
                # Note: Always use agent versions for production traffic.
                # See [Versions and
                # environments](https://cloud.google.com/dialogflow/cx/docs/concept/version).
                #
                # @overload detect_intent(request, options = nil)
                #   Pass arguments to `detect_intent` via a request object, either of type
                #   {::Google::Cloud::Dialogflow::CX::V3::DetectIntentRequest} or an equivalent Hash.
                #
                #   @param request [::Google::Cloud::Dialogflow::CX::V3::DetectIntentRequest, ::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 detect_intent(session: nil, query_params: nil, query_input: nil, output_audio_config: nil)
                #   Pass arguments to `detect_intent` 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 session [::String]
                #     Required. The name of the session this query is sent to.
                #     Format: `projects/<Project ID>/locations/<Location ID>/agents/<Agent
                #     ID>/sessions/<Session ID>` or `projects/<Project ID>/locations/<Location
                #     ID>/agents/<Agent ID>/environments/<Environment ID>/sessions/<Session ID>`.
                #     If `Environment ID` is not specified, we assume default 'draft'
                #     environment.
                #     It's up to the API caller to choose an appropriate `Session ID`. It can be
                #     a random number or some type of session identifiers (preferably hashed).
                #     The length of the `Session ID` must not exceed 36 characters.
                #
                #     For more information, see the [sessions
                #     guide](https://cloud.google.com/dialogflow/cx/docs/concept/session).
                #
                #     Note: Always use agent versions for production traffic.
                #     See [Versions and
                #     environments](https://cloud.google.com/dialogflow/cx/docs/concept/version).
                #   @param query_params [::Google::Cloud::Dialogflow::CX::V3::QueryParameters, ::Hash]
                #     The parameters of this query.
                #   @param query_input [::Google::Cloud::Dialogflow::CX::V3::QueryInput, ::Hash]
                #     Required. The input specification.
                #   @param output_audio_config [::Google::Cloud::Dialogflow::CX::V3::OutputAudioConfig, ::Hash]
                #     Instructs the speech synthesizer how to generate the output audio.
                # @yield [result, operation] Access the result along with the TransportOperation object
                # @yieldparam result [::Google::Cloud::Dialogflow::CX::V3::DetectIntentResponse]
                # @yieldparam operation [::Gapic::Rest::TransportOperation]
                #
                # @return [::Google::Cloud::Dialogflow::CX::V3::DetectIntentResponse]
                #
                # @raise [::Google::Cloud::Error] if the REST call 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::Sessions::Rest::Client.new
                #
                #   # Create a request. To set request fields, pass in keyword arguments.
                #   request = Google::Cloud::Dialogflow::CX::V3::DetectIntentRequest.new
                #
                #   # Call the detect_intent method.
                #   result = client.detect_intent request
                #
                #   # The returned object is of type Google::Cloud::Dialogflow::CX::V3::DetectIntentResponse.
                #   p result
                #
                def detect_intent request, options = nil
                  raise ::ArgumentError, "request must be provided" if request.nil?

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

                  # 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
                  call_metadata = @config.rpcs.detect_intent.metadata.to_h

                  # Set x-goog-api-client and x-goog-user-project headers
                  call_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,
                    transports_version_send: [:rest]

                  call_metadata[:"x-goog-user-project"] = @quota_project_id if @quota_project_id

                  options.apply_defaults timeout:      @config.rpcs.detect_intent.timeout,
                                         metadata:     call_metadata,
                                         retry_policy: @config.rpcs.detect_intent.retry_policy

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

                  @sessions_stub.detect_intent request, options do |result, operation|
                    yield result, operation if block_given?
                    return result
                  end
                rescue ::Gapic::Rest::Error => e
                  raise ::Google::Cloud::Error.from_error(e)
                end

                ##
                # Returns preliminary intent match results, doesn't change the session
                # status.
                #
                # @overload match_intent(request, options = nil)
                #   Pass arguments to `match_intent` via a request object, either of type
                #   {::Google::Cloud::Dialogflow::CX::V3::MatchIntentRequest} or an equivalent Hash.
                #
                #   @param request [::Google::Cloud::Dialogflow::CX::V3::MatchIntentRequest, ::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 match_intent(session: nil, query_params: nil, query_input: nil, persist_parameter_changes: nil)
                #   Pass arguments to `match_intent` 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 session [::String]
                #     Required. The name of the session this query is sent to.
                #     Format: `projects/<Project ID>/locations/<Location ID>/agents/<Agent
                #     ID>/sessions/<Session ID>` or `projects/<Project ID>/locations/<Location
                #     ID>/agents/<Agent ID>/environments/<Environment ID>/sessions/<Session ID>`.
                #     If `Environment ID` is not specified, we assume default 'draft'
                #     environment.
                #     It's up to the API caller to choose an appropriate `Session ID`. It can be
                #     a random number or some type of session identifiers (preferably hashed).
                #     The length of the `Session ID` must not exceed 36 characters.
                #
                #     For more information, see the [sessions
                #     guide](https://cloud.google.com/dialogflow/cx/docs/concept/session).
                #   @param query_params [::Google::Cloud::Dialogflow::CX::V3::QueryParameters, ::Hash]
                #     The parameters of this query.
                #   @param query_input [::Google::Cloud::Dialogflow::CX::V3::QueryInput, ::Hash]
                #     Required. The input specification.
                #   @param persist_parameter_changes [::Boolean]
                #     Persist session parameter changes from `query_params`.
                # @yield [result, operation] Access the result along with the TransportOperation object
                # @yieldparam result [::Google::Cloud::Dialogflow::CX::V3::MatchIntentResponse]
                # @yieldparam operation [::Gapic::Rest::TransportOperation]
                #
                # @return [::Google::Cloud::Dialogflow::CX::V3::MatchIntentResponse]
                #
                # @raise [::Google::Cloud::Error] if the REST call 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::Sessions::Rest::Client.new
                #
                #   # Create a request. To set request fields, pass in keyword arguments.
                #   request = Google::Cloud::Dialogflow::CX::V3::MatchIntentRequest.new
                #
                #   # Call the match_intent method.
                #   result = client.match_intent request
                #
                #   # The returned object is of type Google::Cloud::Dialogflow::CX::V3::MatchIntentResponse.
                #   p result
                #
                def match_intent request, options = nil
                  raise ::ArgumentError, "request must be provided" if request.nil?

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

                  # 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
                  call_metadata = @config.rpcs.match_intent.metadata.to_h

                  # Set x-goog-api-client and x-goog-user-project headers
                  call_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,
                    transports_version_send: [:rest]

                  call_metadata[:"x-goog-user-project"] = @quota_project_id if @quota_project_id

                  options.apply_defaults timeout:      @config.rpcs.match_intent.timeout,
                                         metadata:     call_metadata,
                                         retry_policy: @config.rpcs.match_intent.retry_policy

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

                  @sessions_stub.match_intent request, options do |result, operation|
                    yield result, operation if block_given?
                    return result
                  end
                rescue ::Gapic::Rest::Error => e
                  raise ::Google::Cloud::Error.from_error(e)
                end

                ##
                # Fulfills a matched intent returned by
                # {::Google::Cloud::Dialogflow::CX::V3::Sessions::Rest::Client#match_intent MatchIntent}. Must be
                # called after
                # {::Google::Cloud::Dialogflow::CX::V3::Sessions::Rest::Client#match_intent MatchIntent}, with
                # input from
                # {::Google::Cloud::Dialogflow::CX::V3::MatchIntentResponse MatchIntentResponse}.
                # Otherwise, the behavior is undefined.
                #
                # @overload fulfill_intent(request, options = nil)
                #   Pass arguments to `fulfill_intent` via a request object, either of type
                #   {::Google::Cloud::Dialogflow::CX::V3::FulfillIntentRequest} or an equivalent Hash.
                #
                #   @param request [::Google::Cloud::Dialogflow::CX::V3::FulfillIntentRequest, ::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 fulfill_intent(match_intent_request: nil, match: nil, output_audio_config: nil)
                #   Pass arguments to `fulfill_intent` 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 match_intent_request [::Google::Cloud::Dialogflow::CX::V3::MatchIntentRequest, ::Hash]
                #     Must be same as the corresponding MatchIntent request, otherwise the
                #     behavior is undefined.
                #   @param match [::Google::Cloud::Dialogflow::CX::V3::Match, ::Hash]
                #     The matched intent/event to fulfill.
                #   @param output_audio_config [::Google::Cloud::Dialogflow::CX::V3::OutputAudioConfig, ::Hash]
                #     Instructs the speech synthesizer how to generate output audio.
                # @yield [result, operation] Access the result along with the TransportOperation object
                # @yieldparam result [::Google::Cloud::Dialogflow::CX::V3::FulfillIntentResponse]
                # @yieldparam operation [::Gapic::Rest::TransportOperation]
                #
                # @return [::Google::Cloud::Dialogflow::CX::V3::FulfillIntentResponse]
                #
                # @raise [::Google::Cloud::Error] if the REST call 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::Sessions::Rest::Client.new
                #
                #   # Create a request. To set request fields, pass in keyword arguments.
                #   request = Google::Cloud::Dialogflow::CX::V3::FulfillIntentRequest.new
                #
                #   # Call the fulfill_intent method.
                #   result = client.fulfill_intent request
                #
                #   # The returned object is of type Google::Cloud::Dialogflow::CX::V3::FulfillIntentResponse.
                #   p result
                #
                def fulfill_intent request, options = nil
                  raise ::ArgumentError, "request must be provided" if request.nil?

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

                  # 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
                  call_metadata = @config.rpcs.fulfill_intent.metadata.to_h

                  # Set x-goog-api-client and x-goog-user-project headers
                  call_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,
                    transports_version_send: [:rest]

                  call_metadata[:"x-goog-user-project"] = @quota_project_id if @quota_project_id

                  options.apply_defaults timeout:      @config.rpcs.fulfill_intent.timeout,
                                         metadata:     call_metadata,
                                         retry_policy: @config.rpcs.fulfill_intent.retry_policy

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

                  @sessions_stub.fulfill_intent request, options do |result, operation|
                    yield result, operation if block_given?
                    return result
                  end
                rescue ::Gapic::Rest::Error => e
                  raise ::Google::Cloud::Error.from_error(e)
                end

                ##
                # Configuration class for the Sessions REST API.
                #
                # This class represents the configuration for Sessions REST,
                # 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::Sessions::Rest::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
                #   # detect_intent to 20 seconds,
                #   # and all remaining timeouts to 10 seconds.
                #   ::Google::Cloud::Dialogflow::CX::V3::Sessions::Rest::Client.configure do |config|
                #     config.timeout = 10.0
                #     config.rpcs.detect_intent.timeout = 20.0
                #   end
                #
                #   # Apply the above configuration only to a new client.
                #   client = ::Google::Cloud::Dialogflow::CX::V3::Sessions::Rest::Client.new do |config|
                #     config.timeout = 10.0
                #     config.rpcs.detect_intent.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))
                #    *  (`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] timeout
                #   The call timeout in seconds.
                #   @return [::Numeric]
                # @!attribute [rw] metadata
                #   Additional 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.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 :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
                  # Overrides for http bindings for the RPCs of this service
                  # are only used when this service is used as mixin, and only
                  # by the host service.
                  # @return [::Hash{::Symbol=>::Array<::Gapic::Rest::GrpcTranscoder::HttpBinding>}]
                  config_attr :bindings_override, {}, ::Hash, 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 RPC class for the Sessions 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 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 `detect_intent`
                    # @return [::Gapic::Config::Method]
                    #
                    attr_reader :detect_intent
                    ##
                    # RPC-specific configuration for `match_intent`
                    # @return [::Gapic::Config::Method]
                    #
                    attr_reader :match_intent
                    ##
                    # RPC-specific configuration for `fulfill_intent`
                    # @return [::Gapic::Config::Method]
                    #
                    attr_reader :fulfill_intent

                    # @private
                    def initialize parent_rpcs = nil
                      detect_intent_config = parent_rpcs.detect_intent if parent_rpcs.respond_to? :detect_intent
                      @detect_intent = ::Gapic::Config::Method.new detect_intent_config
                      match_intent_config = parent_rpcs.match_intent if parent_rpcs.respond_to? :match_intent
                      @match_intent = ::Gapic::Config::Method.new match_intent_config
                      fulfill_intent_config = parent_rpcs.fulfill_intent if parent_rpcs.respond_to? :fulfill_intent
                      @fulfill_intent = ::Gapic::Config::Method.new fulfill_intent_config

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