# 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/location/locations_pb"

module Google
  module Cloud
    module Location
      module Locations
        ##
        # Client for the Locations service.
        #
        # An abstract interface that provides location-related information for
        # a service. Service-specific metadata is provided through the
        # {::Google::Cloud::Location::Location#metadata Location.metadata} field.
        #
        class Client
          # @private
          attr_reader :locations_stub

          ##
          # Configure the Locations Client class.
          #
          # See {::Google::Cloud::Location::Locations::Client::Configuration}
          # for a description of the configuration fields.
          #
          # @example
          #
          #   # Modify the configuration for all Locations clients
          #   ::Google::Cloud::Location::Locations::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", "Location"]
              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
            end
            yield @configure if block_given?
            @configure
          end

          ##
          # Configure the Locations 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::Location::Locations::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 Locations client object.
          #
          # @example
          #
          #   # Create a client using the default configuration
          #   client = ::Google::Cloud::Location::Locations::Client.new
          #
          #   # Create a client using a custom configuration
          #   client = ::Google::Cloud::Location::Locations::Client.new do |config|
          #     config.timeout = 10.0
          #   end
          #
          # @yield [config] Configure the Locations 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/location/locations_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 == Client.configure.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

            @locations_stub = ::Gapic::ServiceStub.new(
              ::Google::Cloud::Location::Locations::Stub,
              credentials:  credentials,
              endpoint:     @config.endpoint,
              channel_args: @config.channel_args,
              interceptors: @config.interceptors
            )
          end

          # Service calls

          ##
          # Lists information about the supported locations for this service.
          #
          # @overload list_locations(request, options = nil)
          #   Pass arguments to `list_locations` via a request object, either of type
          #   {::Google::Cloud::Location::ListLocationsRequest} or an equivalent Hash.
          #
          #   @param request [::Google::Cloud::Location::ListLocationsRequest, ::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_locations(name: nil, filter: nil, page_size: nil, page_token: nil)
          #   Pass arguments to `list_locations` 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]
          #     The resource that owns the locations collection, if applicable.
          #   @param filter [::String]
          #     The standard list filter.
          #   @param page_size [::Integer]
          #     The standard list page size.
          #   @param page_token [::String]
          #     The standard list page token.
          #
          # @yield [response, operation] Access the result along with the RPC operation
          # @yieldparam response [::Gapic::PagedEnumerable<::Google::Cloud::Location::Location>]
          # @yieldparam operation [::GRPC::ActiveCall::Operation]
          #
          # @return [::Gapic::PagedEnumerable<::Google::Cloud::Location::Location>]
          #
          # @raise [::Google::Cloud::Error] if the RPC is aborted.
          #
          # @example Basic example
          #   require "google/cloud/location"
          #
          #   # Create a client object. The client can be reused for multiple calls.
          #   client = Google::Cloud::Location::Locations::Client.new
          #
          #   # Create a request. To set request fields, pass in keyword arguments.
          #   request = Google::Cloud::Location::ListLocationsRequest.new
          #
          #   # Call the list_locations method.
          #   result = client.list_locations 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::Location::Location.
          #     p item
          #   end
          #
          def list_locations request, options = nil
            raise ::ArgumentError, "request must be provided" if request.nil?

            request = ::Gapic::Protobuf.coerce request, to: ::Google::Cloud::Location::ListLocationsRequest

            # 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_locations.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::Location::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.list_locations.timeout,
                                   metadata:     metadata,
                                   retry_policy: @config.rpcs.list_locations.retry_policy

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

            @locations_stub.call_rpc :list_locations, request, options: options do |response, operation|
              response = ::Gapic::PagedEnumerable.new @locations_stub, :list_locations, 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

          ##
          # Gets information about a location.
          #
          # @overload get_location(request, options = nil)
          #   Pass arguments to `get_location` via a request object, either of type
          #   {::Google::Cloud::Location::GetLocationRequest} or an equivalent Hash.
          #
          #   @param request [::Google::Cloud::Location::GetLocationRequest, ::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_location(name: nil)
          #   Pass arguments to `get_location` 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]
          #     Resource name for the location.
          #
          # @yield [response, operation] Access the result along with the RPC operation
          # @yieldparam response [::Google::Cloud::Location::Location]
          # @yieldparam operation [::GRPC::ActiveCall::Operation]
          #
          # @return [::Google::Cloud::Location::Location]
          #
          # @raise [::Google::Cloud::Error] if the RPC is aborted.
          #
          # @example Basic example
          #   require "google/cloud/location"
          #
          #   # Create a client object. The client can be reused for multiple calls.
          #   client = Google::Cloud::Location::Locations::Client.new
          #
          #   # Create a request. To set request fields, pass in keyword arguments.
          #   request = Google::Cloud::Location::GetLocationRequest.new
          #
          #   # Call the get_location method.
          #   result = client.get_location request
          #
          #   # The returned object is of type Google::Cloud::Location::Location.
          #   p result
          #
          def get_location request, options = nil
            raise ::ArgumentError, "request must be provided" if request.nil?

            request = ::Gapic::Protobuf.coerce request, to: ::Google::Cloud::Location::GetLocationRequest

            # 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_location.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::Location::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_location.timeout,
                                   metadata:     metadata,
                                   retry_policy: @config.rpcs.get_location.retry_policy

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

            @locations_stub.call_rpc :get_location, 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

          ##
          # Configuration class for the Locations API.
          #
          # This class represents the configuration for Locations,
          # 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::Location::Locations::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_locations to 20 seconds,
          #   # and all remaining timeouts to 10 seconds.
          #   ::Google::Cloud::Location::Locations::Client.configure do |config|
          #     config.timeout = 10.0
          #     config.rpcs.list_locations.timeout = 20.0
          #   end
          #
          #   # Apply the above configuration only to a new client.
          #   client = ::Google::Cloud::Location::Locations::Client.new do |config|
          #     config.timeout = 10.0
          #     config.rpcs.list_locations.timeout = 20.0
          #   end
          #
          # @!attribute [rw] endpoint
          #   The hostname or hostname:port of the service endpoint.
          #   Defaults to `"cloud.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://googleapis.dev/ruby/googleauth/latest/index.html))
          #    *  (`Signet::OAuth2::Client`) A signet oauth2 client object
          #       (see the [signet docs](https://googleapis.dev/ruby/signet/latest/Signet/OAuth2/Client.html))
          #    *  (`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

            config_attr :endpoint,      "cloud.googleapis.com", ::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 RPC class for the Locations 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_locations`
              # @return [::Gapic::Config::Method]
              #
              attr_reader :list_locations
              ##
              # RPC-specific configuration for `get_location`
              # @return [::Gapic::Config::Method]
              #
              attr_reader :get_location

              # @private
              def initialize parent_rpcs = nil
                list_locations_config = parent_rpcs.list_locations if parent_rpcs.respond_to? :list_locations
                @list_locations = ::Gapic::Config::Method.new list_locations_config
                get_location_config = parent_rpcs.get_location if parent_rpcs.respond_to? :get_location
                @get_location = ::Gapic::Config::Method.new get_location_config

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