apps/events/subscriptions/apiv1/subscriptions_client.go

// Copyright 2024 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.

// Code generated by protoc-gen-go_gapic. DO NOT EDIT.

package subscriptions

import (
	"bytes"
	"context"
	"fmt"
	"io"
	"math"
	"net/http"
	"net/url"
	"time"

	subscriptionspb "cloud.google.com/go/apps/events/subscriptions/apiv1/subscriptionspb"
	"cloud.google.com/go/longrunning"
	lroauto "cloud.google.com/go/longrunning/autogen"
	longrunningpb "cloud.google.com/go/longrunning/autogen/longrunningpb"
	gax "github.com/googleapis/gax-go/v2"
	"google.golang.org/api/googleapi"
	"google.golang.org/api/iterator"
	"google.golang.org/api/option"
	"google.golang.org/api/option/internaloption"
	gtransport "google.golang.org/api/transport/grpc"
	httptransport "google.golang.org/api/transport/http"
	"google.golang.org/grpc"
	"google.golang.org/grpc/codes"
	"google.golang.org/protobuf/encoding/protojson"
	"google.golang.org/protobuf/proto"
)

var newClientHook clientHook

// CallOptions contains the retry settings for each method of Client.
type CallOptions struct {
	CreateSubscription     []gax.CallOption
	DeleteSubscription     []gax.CallOption
	GetSubscription        []gax.CallOption
	ListSubscriptions      []gax.CallOption
	UpdateSubscription     []gax.CallOption
	ReactivateSubscription []gax.CallOption
	GetOperation           []gax.CallOption
}

func defaultGRPCClientOptions() []option.ClientOption {
	return []option.ClientOption{
		internaloption.WithDefaultEndpoint("workspaceevents.googleapis.com:443"),
		internaloption.WithDefaultEndpointTemplate("workspaceevents.UNIVERSE_DOMAIN:443"),
		internaloption.WithDefaultMTLSEndpoint("workspaceevents.mtls.googleapis.com:443"),
		internaloption.WithDefaultUniverseDomain("googleapis.com"),
		internaloption.WithDefaultAudience("https://workspaceevents.googleapis.com/"),
		internaloption.WithDefaultScopes(DefaultAuthScopes()...),
		internaloption.EnableJwtWithScope(),
		option.WithGRPCDialOption(grpc.WithDefaultCallOptions(
			grpc.MaxCallRecvMsgSize(math.MaxInt32))),
	}
}

func defaultCallOptions() *CallOptions {
	return &CallOptions{
		CreateSubscription: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
		},
		DeleteSubscription: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
		},
		GetSubscription: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnCodes([]codes.Code{
					codes.Unavailable,
				}, gax.Backoff{
					Initial:    1000 * time.Millisecond,
					Max:        10000 * time.Millisecond,
					Multiplier: 1.30,
				})
			}),
		},
		ListSubscriptions: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnCodes([]codes.Code{
					codes.Unavailable,
				}, gax.Backoff{
					Initial:    1000 * time.Millisecond,
					Max:        10000 * time.Millisecond,
					Multiplier: 1.30,
				})
			}),
		},
		UpdateSubscription: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
		},
		ReactivateSubscription: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
		},
		GetOperation: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnCodes([]codes.Code{
					codes.Unavailable,
				}, gax.Backoff{
					Initial:    1000 * time.Millisecond,
					Max:        10000 * time.Millisecond,
					Multiplier: 1.30,
				})
			}),
		},
	}
}

func defaultRESTCallOptions() *CallOptions {
	return &CallOptions{
		CreateSubscription: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
		},
		DeleteSubscription: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
		},
		GetSubscription: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnHTTPCodes(gax.Backoff{
					Initial:    1000 * time.Millisecond,
					Max:        10000 * time.Millisecond,
					Multiplier: 1.30,
				},
					http.StatusServiceUnavailable)
			}),
		},
		ListSubscriptions: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnHTTPCodes(gax.Backoff{
					Initial:    1000 * time.Millisecond,
					Max:        10000 * time.Millisecond,
					Multiplier: 1.30,
				},
					http.StatusServiceUnavailable)
			}),
		},
		UpdateSubscription: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
		},
		ReactivateSubscription: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
		},
		GetOperation: []gax.CallOption{
			gax.WithTimeout(60000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnHTTPCodes(gax.Backoff{
					Initial:    1000 * time.Millisecond,
					Max:        10000 * time.Millisecond,
					Multiplier: 1.30,
				},
					http.StatusServiceUnavailable)
			}),
		},
	}
}

// internalClient is an interface that defines the methods available from Google Workspace Events API.
type internalClient interface {
	Close() error
	setGoogleClientInfo(...string)
	Connection() *grpc.ClientConn
	CreateSubscription(context.Context, *subscriptionspb.CreateSubscriptionRequest, ...gax.CallOption) (*CreateSubscriptionOperation, error)
	CreateSubscriptionOperation(name string) *CreateSubscriptionOperation
	DeleteSubscription(context.Context, *subscriptionspb.DeleteSubscriptionRequest, ...gax.CallOption) (*DeleteSubscriptionOperation, error)
	DeleteSubscriptionOperation(name string) *DeleteSubscriptionOperation
	GetSubscription(context.Context, *subscriptionspb.GetSubscriptionRequest, ...gax.CallOption) (*subscriptionspb.Subscription, error)
	ListSubscriptions(context.Context, *subscriptionspb.ListSubscriptionsRequest, ...gax.CallOption) *SubscriptionIterator
	UpdateSubscription(context.Context, *subscriptionspb.UpdateSubscriptionRequest, ...gax.CallOption) (*UpdateSubscriptionOperation, error)
	UpdateSubscriptionOperation(name string) *UpdateSubscriptionOperation
	ReactivateSubscription(context.Context, *subscriptionspb.ReactivateSubscriptionRequest, ...gax.CallOption) (*ReactivateSubscriptionOperation, error)
	ReactivateSubscriptionOperation(name string) *ReactivateSubscriptionOperation
	GetOperation(context.Context, *longrunningpb.GetOperationRequest, ...gax.CallOption) (*longrunningpb.Operation, error)
}

// Client is a client for interacting with Google Workspace Events API.
// Methods, except Close, may be called concurrently. However, fields must not be modified concurrently with method calls.
//
// A service that manages subscriptions to Google Workspace events.
type Client struct {
	// The internal transport-dependent client.
	internalClient internalClient

	// The call options for this service.
	CallOptions *CallOptions

	// LROClient is used internally to handle long-running operations.
	// It is exposed so that its CallOptions can be modified if required.
	// Users should not Close this client.
	LROClient *lroauto.OperationsClient
}

// Wrapper methods routed to the internal client.

// Close closes the connection to the API service. The user should invoke this when
// the client is no longer required.
func (c *Client) Close() error {
	return c.internalClient.Close()
}

// setGoogleClientInfo sets the name and version of the application in
// the `x-goog-api-client` header passed on each request. Intended for
// use by Google-written clients.
func (c *Client) setGoogleClientInfo(keyval ...string) {
	c.internalClient.setGoogleClientInfo(keyval...)
}

// Connection returns a connection to the API service.
//
// Deprecated: Connections are now pooled so this method does not always
// return the same resource.
func (c *Client) Connection() *grpc.ClientConn {
	return c.internalClient.Connection()
}

// CreateSubscription creates a Google Workspace subscription. To learn how to use this
// method, see Create a Google Workspace
// subscription (at https://developers.google.com/workspace/events/guides/create-subscription).
func (c *Client) CreateSubscription(ctx context.Context, req *subscriptionspb.CreateSubscriptionRequest, opts ...gax.CallOption) (*CreateSubscriptionOperation, error) {
	return c.internalClient.CreateSubscription(ctx, req, opts...)
}

// CreateSubscriptionOperation returns a new CreateSubscriptionOperation from a given name.
// The name must be that of a previously created CreateSubscriptionOperation, possibly from a different process.
func (c *Client) CreateSubscriptionOperation(name string) *CreateSubscriptionOperation {
	return c.internalClient.CreateSubscriptionOperation(name)
}

// DeleteSubscription deletes a Google Workspace subscription.
// To learn how to use this method, see Delete a Google Workspace
// subscription (at https://developers.google.com/workspace/events/guides/delete-subscription).
func (c *Client) DeleteSubscription(ctx context.Context, req *subscriptionspb.DeleteSubscriptionRequest, opts ...gax.CallOption) (*DeleteSubscriptionOperation, error) {
	return c.internalClient.DeleteSubscription(ctx, req, opts...)
}

// DeleteSubscriptionOperation returns a new DeleteSubscriptionOperation from a given name.
// The name must be that of a previously created DeleteSubscriptionOperation, possibly from a different process.
func (c *Client) DeleteSubscriptionOperation(name string) *DeleteSubscriptionOperation {
	return c.internalClient.DeleteSubscriptionOperation(name)
}

// GetSubscription gets details about a Google Workspace subscription. To learn how to use
// this method, see Get details about a Google Workspace
// subscription (at https://developers.google.com/workspace/events/guides/get-subscription).
func (c *Client) GetSubscription(ctx context.Context, req *subscriptionspb.GetSubscriptionRequest, opts ...gax.CallOption) (*subscriptionspb.Subscription, error) {
	return c.internalClient.GetSubscription(ctx, req, opts...)
}

// ListSubscriptions lists Google Workspace subscriptions. To learn how to use this method, see
// List Google Workspace
// subscriptions (at https://developers.google.com/workspace/events/guides/list-subscriptions).
func (c *Client) ListSubscriptions(ctx context.Context, req *subscriptionspb.ListSubscriptionsRequest, opts ...gax.CallOption) *SubscriptionIterator {
	return c.internalClient.ListSubscriptions(ctx, req, opts...)
}

// UpdateSubscription updates or renews a Google Workspace subscription. To learn how to use this
// method, see Update or renew a Google Workspace
// subscription (at https://developers.google.com/workspace/events/guides/update-subscription).
func (c *Client) UpdateSubscription(ctx context.Context, req *subscriptionspb.UpdateSubscriptionRequest, opts ...gax.CallOption) (*UpdateSubscriptionOperation, error) {
	return c.internalClient.UpdateSubscription(ctx, req, opts...)
}

// UpdateSubscriptionOperation returns a new UpdateSubscriptionOperation from a given name.
// The name must be that of a previously created UpdateSubscriptionOperation, possibly from a different process.
func (c *Client) UpdateSubscriptionOperation(name string) *UpdateSubscriptionOperation {
	return c.internalClient.UpdateSubscriptionOperation(name)
}

// ReactivateSubscription reactivates a suspended Google Workspace subscription.
//
// This method resets your subscription’s State field to ACTIVE. Before
// you use this method, you must fix the error that suspended the
// subscription. To learn how to use this method, see Reactivate a Google
// Workspace
// subscription (at https://developers.google.com/workspace/events/guides/reactivate-subscription).
func (c *Client) ReactivateSubscription(ctx context.Context, req *subscriptionspb.ReactivateSubscriptionRequest, opts ...gax.CallOption) (*ReactivateSubscriptionOperation, error) {
	return c.internalClient.ReactivateSubscription(ctx, req, opts...)
}

// ReactivateSubscriptionOperation returns a new ReactivateSubscriptionOperation from a given name.
// The name must be that of a previously created ReactivateSubscriptionOperation, possibly from a different process.
func (c *Client) ReactivateSubscriptionOperation(name string) *ReactivateSubscriptionOperation {
	return c.internalClient.ReactivateSubscriptionOperation(name)
}

// GetOperation is a utility method from google.longrunning.Operations.
func (c *Client) GetOperation(ctx context.Context, req *longrunningpb.GetOperationRequest, opts ...gax.CallOption) (*longrunningpb.Operation, error) {
	return c.internalClient.GetOperation(ctx, req, opts...)
}

// gRPCClient is a client for interacting with Google Workspace Events API over gRPC transport.
//
// Methods, except Close, may be called concurrently. However, fields must not be modified concurrently with method calls.
type gRPCClient struct {
	// Connection pool of gRPC connections to the service.
	connPool gtransport.ConnPool

	// Points back to the CallOptions field of the containing Client
	CallOptions **CallOptions

	// The gRPC API client.
	client subscriptionspb.SubscriptionsServiceClient

	// LROClient is used internally to handle long-running operations.
	// It is exposed so that its CallOptions can be modified if required.
	// Users should not Close this client.
	LROClient **lroauto.OperationsClient

	operationsClient longrunningpb.OperationsClient

	// The x-goog-* metadata to be sent with each request.
	xGoogHeaders []string
}

// NewClient creates a new subscriptions service client based on gRPC.
// The returned client must be Closed when it is done being used to clean up its underlying connections.
//
// A service that manages subscriptions to Google Workspace events.
func NewClient(ctx context.Context, opts ...option.ClientOption) (*Client, error) {
	clientOpts := defaultGRPCClientOptions()
	if newClientHook != nil {
		hookOpts, err := newClientHook(ctx, clientHookParams{})
		if err != nil {
			return nil, err
		}
		clientOpts = append(clientOpts, hookOpts...)
	}

	connPool, err := gtransport.DialPool(ctx, append(clientOpts, opts...)...)
	if err != nil {
		return nil, err
	}
	client := Client{CallOptions: defaultCallOptions()}

	c := &gRPCClient{
		connPool:         connPool,
		client:           subscriptionspb.NewSubscriptionsServiceClient(connPool),
		CallOptions:      &client.CallOptions,
		operationsClient: longrunningpb.NewOperationsClient(connPool),
	}
	c.setGoogleClientInfo()

	client.internalClient = c

	client.LROClient, err = lroauto.NewOperationsClient(ctx, gtransport.WithConnPool(connPool))
	if err != nil {
		// This error "should not happen", since we are just reusing old connection pool
		// and never actually need to dial.
		// If this does happen, we could leak connp. However, we cannot close conn:
		// If the user invoked the constructor with option.WithGRPCConn,
		// we would close a connection that's still in use.
		// TODO: investigate error conditions.
		return nil, err
	}
	c.LROClient = &client.LROClient
	return &client, nil
}

// Connection returns a connection to the API service.
//
// Deprecated: Connections are now pooled so this method does not always
// return the same resource.
func (c *gRPCClient) Connection() *grpc.ClientConn {
	return c.connPool.Conn()
}

// setGoogleClientInfo sets the name and version of the application in
// the `x-goog-api-client` header passed on each request. Intended for
// use by Google-written clients.
func (c *gRPCClient) setGoogleClientInfo(keyval ...string) {
	kv := append([]string{"gl-go", gax.GoVersion}, keyval...)
	kv = append(kv, "gapic", getVersionClient(), "gax", gax.Version, "grpc", grpc.Version)
	c.xGoogHeaders = []string{"x-goog-api-client", gax.XGoogHeader(kv...)}
}

// Close closes the connection to the API service. The user should invoke this when
// the client is no longer required.
func (c *gRPCClient) Close() error {
	return c.connPool.Close()
}

// Methods, except Close, may be called concurrently. However, fields must not be modified concurrently with method calls.
type restClient struct {
	// The http endpoint to connect to.
	endpoint string

	// The http client.
	httpClient *http.Client

	// LROClient is used internally to handle long-running operations.
	// It is exposed so that its CallOptions can be modified if required.
	// Users should not Close this client.
	LROClient **lroauto.OperationsClient

	// The x-goog-* headers to be sent with each request.
	xGoogHeaders []string

	// Points back to the CallOptions field of the containing Client
	CallOptions **CallOptions
}

// NewRESTClient creates a new subscriptions service rest client.
//
// A service that manages subscriptions to Google Workspace events.
func NewRESTClient(ctx context.Context, opts ...option.ClientOption) (*Client, error) {
	clientOpts := append(defaultRESTClientOptions(), opts...)
	httpClient, endpoint, err := httptransport.NewClient(ctx, clientOpts...)
	if err != nil {
		return nil, err
	}

	callOpts := defaultRESTCallOptions()
	c := &restClient{
		endpoint:    endpoint,
		httpClient:  httpClient,
		CallOptions: &callOpts,
	}
	c.setGoogleClientInfo()

	lroOpts := []option.ClientOption{
		option.WithHTTPClient(httpClient),
		option.WithEndpoint(endpoint),
	}
	opClient, err := lroauto.NewOperationsRESTClient(ctx, lroOpts...)
	if err != nil {
		return nil, err
	}
	c.LROClient = &opClient

	return &Client{internalClient: c, CallOptions: callOpts}, nil
}

func defaultRESTClientOptions() []option.ClientOption {
	return []option.ClientOption{
		internaloption.WithDefaultEndpoint("https://workspaceevents.googleapis.com"),
		internaloption.WithDefaultEndpointTemplate("https://workspaceevents.UNIVERSE_DOMAIN"),
		internaloption.WithDefaultMTLSEndpoint("https://workspaceevents.mtls.googleapis.com"),
		internaloption.WithDefaultUniverseDomain("googleapis.com"),
		internaloption.WithDefaultAudience("https://workspaceevents.googleapis.com/"),
		internaloption.WithDefaultScopes(DefaultAuthScopes()...),
	}
}

// setGoogleClientInfo sets the name and version of the application in
// the `x-goog-api-client` header passed on each request. Intended for
// use by Google-written clients.
func (c *restClient) setGoogleClientInfo(keyval ...string) {
	kv := append([]string{"gl-go", gax.GoVersion}, keyval...)
	kv = append(kv, "gapic", getVersionClient(), "gax", gax.Version, "rest", "UNKNOWN")
	c.xGoogHeaders = []string{"x-goog-api-client", gax.XGoogHeader(kv...)}
}

// Close closes the connection to the API service. The user should invoke this when
// the client is no longer required.
func (c *restClient) Close() error {
	// Replace httpClient with nil to force cleanup.
	c.httpClient = nil
	return nil
}

// Connection returns a connection to the API service.
//
// Deprecated: This method always returns nil.
func (c *restClient) Connection() *grpc.ClientConn {
	return nil
}
func (c *gRPCClient) CreateSubscription(ctx context.Context, req *subscriptionspb.CreateSubscriptionRequest, opts ...gax.CallOption) (*CreateSubscriptionOperation, error) {
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, c.xGoogHeaders...)
	opts = append((*c.CallOptions).CreateSubscription[0:len((*c.CallOptions).CreateSubscription):len((*c.CallOptions).CreateSubscription)], opts...)
	var resp *longrunningpb.Operation
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = c.client.CreateSubscription(ctx, req, settings.GRPC...)
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return &CreateSubscriptionOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, resp),
	}, nil
}

func (c *gRPCClient) DeleteSubscription(ctx context.Context, req *subscriptionspb.DeleteSubscriptionRequest, opts ...gax.CallOption) (*DeleteSubscriptionOperation, error) {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	opts = append((*c.CallOptions).DeleteSubscription[0:len((*c.CallOptions).DeleteSubscription):len((*c.CallOptions).DeleteSubscription)], opts...)
	var resp *longrunningpb.Operation
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = c.client.DeleteSubscription(ctx, req, settings.GRPC...)
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return &DeleteSubscriptionOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, resp),
	}, nil
}

func (c *gRPCClient) GetSubscription(ctx context.Context, req *subscriptionspb.GetSubscriptionRequest, opts ...gax.CallOption) (*subscriptionspb.Subscription, error) {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	opts = append((*c.CallOptions).GetSubscription[0:len((*c.CallOptions).GetSubscription):len((*c.CallOptions).GetSubscription)], opts...)
	var resp *subscriptionspb.Subscription
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = c.client.GetSubscription(ctx, req, settings.GRPC...)
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return resp, nil
}

func (c *gRPCClient) ListSubscriptions(ctx context.Context, req *subscriptionspb.ListSubscriptionsRequest, opts ...gax.CallOption) *SubscriptionIterator {
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, c.xGoogHeaders...)
	opts = append((*c.CallOptions).ListSubscriptions[0:len((*c.CallOptions).ListSubscriptions):len((*c.CallOptions).ListSubscriptions)], opts...)
	it := &SubscriptionIterator{}
	req = proto.Clone(req).(*subscriptionspb.ListSubscriptionsRequest)
	it.InternalFetch = func(pageSize int, pageToken string) ([]*subscriptionspb.Subscription, string, error) {
		resp := &subscriptionspb.ListSubscriptionsResponse{}
		if pageToken != "" {
			req.PageToken = pageToken
		}
		if pageSize > math.MaxInt32 {
			req.PageSize = math.MaxInt32
		} else if pageSize != 0 {
			req.PageSize = int32(pageSize)
		}
		err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
			var err error
			resp, err = c.client.ListSubscriptions(ctx, req, settings.GRPC...)
			return err
		}, opts...)
		if err != nil {
			return nil, "", err
		}

		it.Response = resp
		return resp.GetSubscriptions(), resp.GetNextPageToken(), nil
	}
	fetch := func(pageSize int, pageToken string) (string, error) {
		items, nextPageToken, err := it.InternalFetch(pageSize, pageToken)
		if err != nil {
			return "", err
		}
		it.items = append(it.items, items...)
		return nextPageToken, nil
	}

	it.pageInfo, it.nextFunc = iterator.NewPageInfo(fetch, it.bufLen, it.takeBuf)
	it.pageInfo.MaxSize = int(req.GetPageSize())
	it.pageInfo.Token = req.GetPageToken()

	return it
}

func (c *gRPCClient) UpdateSubscription(ctx context.Context, req *subscriptionspb.UpdateSubscriptionRequest, opts ...gax.CallOption) (*UpdateSubscriptionOperation, error) {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "subscription.name", url.QueryEscape(req.GetSubscription().GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	opts = append((*c.CallOptions).UpdateSubscription[0:len((*c.CallOptions).UpdateSubscription):len((*c.CallOptions).UpdateSubscription)], opts...)
	var resp *longrunningpb.Operation
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = c.client.UpdateSubscription(ctx, req, settings.GRPC...)
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return &UpdateSubscriptionOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, resp),
	}, nil
}

func (c *gRPCClient) ReactivateSubscription(ctx context.Context, req *subscriptionspb.ReactivateSubscriptionRequest, opts ...gax.CallOption) (*ReactivateSubscriptionOperation, error) {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	opts = append((*c.CallOptions).ReactivateSubscription[0:len((*c.CallOptions).ReactivateSubscription):len((*c.CallOptions).ReactivateSubscription)], opts...)
	var resp *longrunningpb.Operation
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = c.client.ReactivateSubscription(ctx, req, settings.GRPC...)
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return &ReactivateSubscriptionOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, resp),
	}, nil
}

func (c *gRPCClient) GetOperation(ctx context.Context, req *longrunningpb.GetOperationRequest, opts ...gax.CallOption) (*longrunningpb.Operation, error) {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	opts = append((*c.CallOptions).GetOperation[0:len((*c.CallOptions).GetOperation):len((*c.CallOptions).GetOperation)], opts...)
	var resp *longrunningpb.Operation
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = c.operationsClient.GetOperation(ctx, req, settings.GRPC...)
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return resp, nil
}

// CreateSubscription creates a Google Workspace subscription. To learn how to use this
// method, see Create a Google Workspace
// subscription (at https://developers.google.com/workspace/events/guides/create-subscription).
func (c *restClient) CreateSubscription(ctx context.Context, req *subscriptionspb.CreateSubscriptionRequest, opts ...gax.CallOption) (*CreateSubscriptionOperation, error) {
	m := protojson.MarshalOptions{AllowPartial: true, UseEnumNumbers: true}
	body := req.GetSubscription()
	jsonReq, err := m.Marshal(body)
	if err != nil {
		return nil, err
	}

	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v1/subscriptions")

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")
	if req.GetValidateOnly() {
		params.Add("validateOnly", fmt.Sprintf("%v", req.GetValidateOnly()))
	}

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	hds := append(c.xGoogHeaders, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &longrunningpb.Operation{}
	e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		if settings.Path != "" {
			baseUrl.Path = settings.Path
		}
		httpReq, err := http.NewRequest("POST", baseUrl.String(), bytes.NewReader(jsonReq))
		if err != nil {
			return err
		}
		httpReq = httpReq.WithContext(ctx)
		httpReq.Header = headers

		httpRsp, err := c.httpClient.Do(httpReq)
		if err != nil {
			return err
		}
		defer httpRsp.Body.Close()

		if err = googleapi.CheckResponse(httpRsp); err != nil {
			return err
		}

		buf, err := io.ReadAll(httpRsp.Body)
		if err != nil {
			return err
		}

		if err := unm.Unmarshal(buf, resp); err != nil {
			return err
		}

		return nil
	}, opts...)
	if e != nil {
		return nil, e
	}

	override := fmt.Sprintf("/v1/%s", resp.GetName())
	return &CreateSubscriptionOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, resp),
		pollPath: override,
	}, nil
}

// DeleteSubscription deletes a Google Workspace subscription.
// To learn how to use this method, see Delete a Google Workspace
// subscription (at https://developers.google.com/workspace/events/guides/delete-subscription).
func (c *restClient) DeleteSubscription(ctx context.Context, req *subscriptionspb.DeleteSubscriptionRequest, opts ...gax.CallOption) (*DeleteSubscriptionOperation, error) {
	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v1/%v", req.GetName())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")
	if req.GetAllowMissing() {
		params.Add("allowMissing", fmt.Sprintf("%v", req.GetAllowMissing()))
	}
	if req.GetEtag() != "" {
		params.Add("etag", fmt.Sprintf("%v", req.GetEtag()))
	}
	if req.GetValidateOnly() {
		params.Add("validateOnly", fmt.Sprintf("%v", req.GetValidateOnly()))
	}

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &longrunningpb.Operation{}
	e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		if settings.Path != "" {
			baseUrl.Path = settings.Path
		}
		httpReq, err := http.NewRequest("DELETE", baseUrl.String(), nil)
		if err != nil {
			return err
		}
		httpReq = httpReq.WithContext(ctx)
		httpReq.Header = headers

		httpRsp, err := c.httpClient.Do(httpReq)
		if err != nil {
			return err
		}
		defer httpRsp.Body.Close()

		if err = googleapi.CheckResponse(httpRsp); err != nil {
			return err
		}

		buf, err := io.ReadAll(httpRsp.Body)
		if err != nil {
			return err
		}

		if err := unm.Unmarshal(buf, resp); err != nil {
			return err
		}

		return nil
	}, opts...)
	if e != nil {
		return nil, e
	}

	override := fmt.Sprintf("/v1/%s", resp.GetName())
	return &DeleteSubscriptionOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, resp),
		pollPath: override,
	}, nil
}

// GetSubscription gets details about a Google Workspace subscription. To learn how to use
// this method, see Get details about a Google Workspace
// subscription (at https://developers.google.com/workspace/events/guides/get-subscription).
func (c *restClient) GetSubscription(ctx context.Context, req *subscriptionspb.GetSubscriptionRequest, opts ...gax.CallOption) (*subscriptionspb.Subscription, error) {
	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v1/%v", req.GetName())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	opts = append((*c.CallOptions).GetSubscription[0:len((*c.CallOptions).GetSubscription):len((*c.CallOptions).GetSubscription)], opts...)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &subscriptionspb.Subscription{}
	e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		if settings.Path != "" {
			baseUrl.Path = settings.Path
		}
		httpReq, err := http.NewRequest("GET", baseUrl.String(), nil)
		if err != nil {
			return err
		}
		httpReq = httpReq.WithContext(ctx)
		httpReq.Header = headers

		httpRsp, err := c.httpClient.Do(httpReq)
		if err != nil {
			return err
		}
		defer httpRsp.Body.Close()

		if err = googleapi.CheckResponse(httpRsp); err != nil {
			return err
		}

		buf, err := io.ReadAll(httpRsp.Body)
		if err != nil {
			return err
		}

		if err := unm.Unmarshal(buf, resp); err != nil {
			return err
		}

		return nil
	}, opts...)
	if e != nil {
		return nil, e
	}
	return resp, nil
}

// ListSubscriptions lists Google Workspace subscriptions. To learn how to use this method, see
// List Google Workspace
// subscriptions (at https://developers.google.com/workspace/events/guides/list-subscriptions).
func (c *restClient) ListSubscriptions(ctx context.Context, req *subscriptionspb.ListSubscriptionsRequest, opts ...gax.CallOption) *SubscriptionIterator {
	it := &SubscriptionIterator{}
	req = proto.Clone(req).(*subscriptionspb.ListSubscriptionsRequest)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	it.InternalFetch = func(pageSize int, pageToken string) ([]*subscriptionspb.Subscription, string, error) {
		resp := &subscriptionspb.ListSubscriptionsResponse{}
		if pageToken != "" {
			req.PageToken = pageToken
		}
		if pageSize > math.MaxInt32 {
			req.PageSize = math.MaxInt32
		} else if pageSize != 0 {
			req.PageSize = int32(pageSize)
		}
		baseUrl, err := url.Parse(c.endpoint)
		if err != nil {
			return nil, "", err
		}
		baseUrl.Path += fmt.Sprintf("/v1/subscriptions")

		params := url.Values{}
		params.Add("$alt", "json;enum-encoding=int")
		params.Add("filter", fmt.Sprintf("%v", req.GetFilter()))
		if req.GetPageSize() != 0 {
			params.Add("pageSize", fmt.Sprintf("%v", req.GetPageSize()))
		}
		if req.GetPageToken() != "" {
			params.Add("pageToken", fmt.Sprintf("%v", req.GetPageToken()))
		}

		baseUrl.RawQuery = params.Encode()

		// Build HTTP headers from client and context metadata.
		hds := append(c.xGoogHeaders, "Content-Type", "application/json")
		headers := gax.BuildHeaders(ctx, hds...)
		e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
			if settings.Path != "" {
				baseUrl.Path = settings.Path
			}
			httpReq, err := http.NewRequest("GET", baseUrl.String(), nil)
			if err != nil {
				return err
			}
			httpReq.Header = headers

			httpRsp, err := c.httpClient.Do(httpReq)
			if err != nil {
				return err
			}
			defer httpRsp.Body.Close()

			if err = googleapi.CheckResponse(httpRsp); err != nil {
				return err
			}

			buf, err := io.ReadAll(httpRsp.Body)
			if err != nil {
				return err
			}

			if err := unm.Unmarshal(buf, resp); err != nil {
				return err
			}

			return nil
		}, opts...)
		if e != nil {
			return nil, "", e
		}
		it.Response = resp
		return resp.GetSubscriptions(), resp.GetNextPageToken(), nil
	}

	fetch := func(pageSize int, pageToken string) (string, error) {
		items, nextPageToken, err := it.InternalFetch(pageSize, pageToken)
		if err != nil {
			return "", err
		}
		it.items = append(it.items, items...)
		return nextPageToken, nil
	}

	it.pageInfo, it.nextFunc = iterator.NewPageInfo(fetch, it.bufLen, it.takeBuf)
	it.pageInfo.MaxSize = int(req.GetPageSize())
	it.pageInfo.Token = req.GetPageToken()

	return it
}

// UpdateSubscription updates or renews a Google Workspace subscription. To learn how to use this
// method, see Update or renew a Google Workspace
// subscription (at https://developers.google.com/workspace/events/guides/update-subscription).
func (c *restClient) UpdateSubscription(ctx context.Context, req *subscriptionspb.UpdateSubscriptionRequest, opts ...gax.CallOption) (*UpdateSubscriptionOperation, error) {
	m := protojson.MarshalOptions{AllowPartial: true, UseEnumNumbers: true}
	body := req.GetSubscription()
	jsonReq, err := m.Marshal(body)
	if err != nil {
		return nil, err
	}

	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v1/%v", req.GetSubscription().GetName())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")
	if req.GetUpdateMask() != nil {
		updateMask, err := protojson.Marshal(req.GetUpdateMask())
		if err != nil {
			return nil, err
		}
		params.Add("updateMask", string(updateMask[1:len(updateMask)-1]))
	}
	if req.GetValidateOnly() {
		params.Add("validateOnly", fmt.Sprintf("%v", req.GetValidateOnly()))
	}

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "subscription.name", url.QueryEscape(req.GetSubscription().GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &longrunningpb.Operation{}
	e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		if settings.Path != "" {
			baseUrl.Path = settings.Path
		}
		httpReq, err := http.NewRequest("PATCH", baseUrl.String(), bytes.NewReader(jsonReq))
		if err != nil {
			return err
		}
		httpReq = httpReq.WithContext(ctx)
		httpReq.Header = headers

		httpRsp, err := c.httpClient.Do(httpReq)
		if err != nil {
			return err
		}
		defer httpRsp.Body.Close()

		if err = googleapi.CheckResponse(httpRsp); err != nil {
			return err
		}

		buf, err := io.ReadAll(httpRsp.Body)
		if err != nil {
			return err
		}

		if err := unm.Unmarshal(buf, resp); err != nil {
			return err
		}

		return nil
	}, opts...)
	if e != nil {
		return nil, e
	}

	override := fmt.Sprintf("/v1/%s", resp.GetName())
	return &UpdateSubscriptionOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, resp),
		pollPath: override,
	}, nil
}

// ReactivateSubscription reactivates a suspended Google Workspace subscription.
//
// This method resets your subscription’s State field to ACTIVE. Before
// you use this method, you must fix the error that suspended the
// subscription. To learn how to use this method, see Reactivate a Google
// Workspace
// subscription (at https://developers.google.com/workspace/events/guides/reactivate-subscription).
func (c *restClient) ReactivateSubscription(ctx context.Context, req *subscriptionspb.ReactivateSubscriptionRequest, opts ...gax.CallOption) (*ReactivateSubscriptionOperation, error) {
	m := protojson.MarshalOptions{AllowPartial: true, UseEnumNumbers: true}
	jsonReq, err := m.Marshal(req)
	if err != nil {
		return nil, err
	}

	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v1/%v:reactivate", req.GetName())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &longrunningpb.Operation{}
	e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		if settings.Path != "" {
			baseUrl.Path = settings.Path
		}
		httpReq, err := http.NewRequest("POST", baseUrl.String(), bytes.NewReader(jsonReq))
		if err != nil {
			return err
		}
		httpReq = httpReq.WithContext(ctx)
		httpReq.Header = headers

		httpRsp, err := c.httpClient.Do(httpReq)
		if err != nil {
			return err
		}
		defer httpRsp.Body.Close()

		if err = googleapi.CheckResponse(httpRsp); err != nil {
			return err
		}

		buf, err := io.ReadAll(httpRsp.Body)
		if err != nil {
			return err
		}

		if err := unm.Unmarshal(buf, resp); err != nil {
			return err
		}

		return nil
	}, opts...)
	if e != nil {
		return nil, e
	}

	override := fmt.Sprintf("/v1/%s", resp.GetName())
	return &ReactivateSubscriptionOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, resp),
		pollPath: override,
	}, nil
}

// GetOperation is a utility method from google.longrunning.Operations.
func (c *restClient) GetOperation(ctx context.Context, req *longrunningpb.GetOperationRequest, opts ...gax.CallOption) (*longrunningpb.Operation, error) {
	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v1/%v", req.GetName())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	opts = append((*c.CallOptions).GetOperation[0:len((*c.CallOptions).GetOperation):len((*c.CallOptions).GetOperation)], opts...)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &longrunningpb.Operation{}
	e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		if settings.Path != "" {
			baseUrl.Path = settings.Path
		}
		httpReq, err := http.NewRequest("GET", baseUrl.String(), nil)
		if err != nil {
			return err
		}
		httpReq = httpReq.WithContext(ctx)
		httpReq.Header = headers

		httpRsp, err := c.httpClient.Do(httpReq)
		if err != nil {
			return err
		}
		defer httpRsp.Body.Close()

		if err = googleapi.CheckResponse(httpRsp); err != nil {
			return err
		}

		buf, err := io.ReadAll(httpRsp.Body)
		if err != nil {
			return err
		}

		if err := unm.Unmarshal(buf, resp); err != nil {
			return err
		}

		return nil
	}, opts...)
	if e != nil {
		return nil, e
	}
	return resp, nil
}

// CreateSubscriptionOperation returns a new CreateSubscriptionOperation from a given name.
// The name must be that of a previously created CreateSubscriptionOperation, possibly from a different process.
func (c *gRPCClient) CreateSubscriptionOperation(name string) *CreateSubscriptionOperation {
	return &CreateSubscriptionOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
	}
}

// CreateSubscriptionOperation returns a new CreateSubscriptionOperation from a given name.
// The name must be that of a previously created CreateSubscriptionOperation, possibly from a different process.
func (c *restClient) CreateSubscriptionOperation(name string) *CreateSubscriptionOperation {
	override := fmt.Sprintf("/v1/%s", name)
	return &CreateSubscriptionOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
		pollPath: override,
	}
}

// DeleteSubscriptionOperation returns a new DeleteSubscriptionOperation from a given name.
// The name must be that of a previously created DeleteSubscriptionOperation, possibly from a different process.
func (c *gRPCClient) DeleteSubscriptionOperation(name string) *DeleteSubscriptionOperation {
	return &DeleteSubscriptionOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
	}
}

// DeleteSubscriptionOperation returns a new DeleteSubscriptionOperation from a given name.
// The name must be that of a previously created DeleteSubscriptionOperation, possibly from a different process.
func (c *restClient) DeleteSubscriptionOperation(name string) *DeleteSubscriptionOperation {
	override := fmt.Sprintf("/v1/%s", name)
	return &DeleteSubscriptionOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
		pollPath: override,
	}
}

// ReactivateSubscriptionOperation returns a new ReactivateSubscriptionOperation from a given name.
// The name must be that of a previously created ReactivateSubscriptionOperation, possibly from a different process.
func (c *gRPCClient) ReactivateSubscriptionOperation(name string) *ReactivateSubscriptionOperation {
	return &ReactivateSubscriptionOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
	}
}

// ReactivateSubscriptionOperation returns a new ReactivateSubscriptionOperation from a given name.
// The name must be that of a previously created ReactivateSubscriptionOperation, possibly from a different process.
func (c *restClient) ReactivateSubscriptionOperation(name string) *ReactivateSubscriptionOperation {
	override := fmt.Sprintf("/v1/%s", name)
	return &ReactivateSubscriptionOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
		pollPath: override,
	}
}

// UpdateSubscriptionOperation returns a new UpdateSubscriptionOperation from a given name.
// The name must be that of a previously created UpdateSubscriptionOperation, possibly from a different process.
func (c *gRPCClient) UpdateSubscriptionOperation(name string) *UpdateSubscriptionOperation {
	return &UpdateSubscriptionOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
	}
}

// UpdateSubscriptionOperation returns a new UpdateSubscriptionOperation from a given name.
// The name must be that of a previously created UpdateSubscriptionOperation, possibly from a different process.
func (c *restClient) UpdateSubscriptionOperation(name string) *UpdateSubscriptionOperation {
	override := fmt.Sprintf("/v1/%s", name)
	return &UpdateSubscriptionOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
		pollPath: override,
	}
}