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// Copyright 2020 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 dialogflow
import (
"context"
"fmt"
"math"
"net/url"
"time"
"cloud.google.com/go/longrunning"
lroauto "cloud.google.com/go/longrunning/autogen"
"github.com/golang/protobuf/proto"
structpbpb "github.com/golang/protobuf/ptypes/struct"
gax "github.com/googleapis/gax-go/v2"
"google.golang.org/api/iterator"
"google.golang.org/api/option"
gtransport "google.golang.org/api/transport/grpc"
dialogflowpb "google.golang.org/genproto/googleapis/cloud/dialogflow/v2"
longrunningpb "google.golang.org/genproto/googleapis/longrunning"
"google.golang.org/grpc"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/metadata"
)
var newIntentsClientHook clientHook
// IntentsCallOptions contains the retry settings for each method of IntentsClient.
type IntentsCallOptions struct {
ListIntents []gax.CallOption
GetIntent []gax.CallOption
CreateIntent []gax.CallOption
UpdateIntent []gax.CallOption
DeleteIntent []gax.CallOption
BatchUpdateIntents []gax.CallOption
BatchDeleteIntents []gax.CallOption
}
func defaultIntentsClientOptions() []option.ClientOption {
return []option.ClientOption{
option.WithEndpoint("dialogflow.googleapis.com:443"),
option.WithGRPCDialOption(grpc.WithDisableServiceConfig()),
option.WithScopes(DefaultAuthScopes()...),
option.WithGRPCDialOption(grpc.WithDefaultCallOptions(
grpc.MaxCallRecvMsgSize(math.MaxInt32))),
}
}
func defaultIntentsCallOptions() *IntentsCallOptions {
return &IntentsCallOptions{
ListIntents: []gax.CallOption{
gax.WithRetry(func() gax.Retryer {
return gax.OnCodes([]codes.Code{
codes.Unavailable,
}, gax.Backoff{
Initial: 100 * time.Millisecond,
Max: 60000 * time.Millisecond,
Multiplier: 1.30,
})
}),
},
GetIntent: []gax.CallOption{
gax.WithRetry(func() gax.Retryer {
return gax.OnCodes([]codes.Code{
codes.Unavailable,
}, gax.Backoff{
Initial: 100 * time.Millisecond,
Max: 60000 * time.Millisecond,
Multiplier: 1.30,
})
}),
},
CreateIntent: []gax.CallOption{
gax.WithRetry(func() gax.Retryer {
return gax.OnCodes([]codes.Code{
codes.Unavailable,
}, gax.Backoff{
Initial: 100 * time.Millisecond,
Max: 60000 * time.Millisecond,
Multiplier: 1.30,
})
}),
},
UpdateIntent: []gax.CallOption{
gax.WithRetry(func() gax.Retryer {
return gax.OnCodes([]codes.Code{
codes.Unavailable,
}, gax.Backoff{
Initial: 100 * time.Millisecond,
Max: 60000 * time.Millisecond,
Multiplier: 1.30,
})
}),
},
DeleteIntent: []gax.CallOption{
gax.WithRetry(func() gax.Retryer {
return gax.OnCodes([]codes.Code{
codes.Unavailable,
}, gax.Backoff{
Initial: 100 * time.Millisecond,
Max: 60000 * time.Millisecond,
Multiplier: 1.30,
})
}),
},
BatchUpdateIntents: []gax.CallOption{
gax.WithRetry(func() gax.Retryer {
return gax.OnCodes([]codes.Code{
codes.Unavailable,
}, gax.Backoff{
Initial: 100 * time.Millisecond,
Max: 60000 * time.Millisecond,
Multiplier: 1.30,
})
}),
},
BatchDeleteIntents: []gax.CallOption{
gax.WithRetry(func() gax.Retryer {
return gax.OnCodes([]codes.Code{
codes.Unavailable,
}, gax.Backoff{
Initial: 100 * time.Millisecond,
Max: 60000 * time.Millisecond,
Multiplier: 1.30,
})
}),
},
}
}
// IntentsClient is a client for interacting with Dialogflow API.
//
// Methods, except Close, may be called concurrently. However, fields must not be modified concurrently with method calls.
type IntentsClient struct {
// Connection pool of gRPC connections to the service.
connPool gtransport.ConnPool
// flag to opt out of default deadlines via GOOGLE_API_GO_EXPERIMENTAL_DISABLE_DEFAULT_DEADLINE
disableDeadlines bool
// The gRPC API client.
intentsClient dialogflowpb.IntentsClient
// LROClient is used internally to handle longrunning operations.
// It is exposed so that its CallOptions can be modified if required.
// Users should not Close this client.
LROClient *lroauto.OperationsClient
// The call options for this service.
CallOptions *IntentsCallOptions
// The x-goog-* metadata to be sent with each request.
xGoogMetadata metadata.MD
}
// NewIntentsClient creates a new intents client.
//
// Service for managing Intents.
func NewIntentsClient(ctx context.Context, opts ...option.ClientOption) (*IntentsClient, error) {
clientOpts := defaultIntentsClientOptions()
if newIntentsClientHook != nil {
hookOpts, err := newIntentsClientHook(ctx, clientHookParams{})
if err != nil {
return nil, err
}
clientOpts = append(clientOpts, hookOpts...)
}
disableDeadlines, err := checkDisableDeadlines()
if err != nil {
return nil, err
}
connPool, err := gtransport.DialPool(ctx, append(clientOpts, opts...)...)
if err != nil {
return nil, err
}
c := &IntentsClient{
connPool: connPool,
disableDeadlines: disableDeadlines,
CallOptions: defaultIntentsCallOptions(),
intentsClient: dialogflowpb.NewIntentsClient(connPool),
}
c.setGoogleClientInfo()
c.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
}
return c, nil
}
// Connection returns a connection to the API service.
//
// Deprecated.
func (c *IntentsClient) Connection() *grpc.ClientConn {
return c.connPool.Conn()
}
// Close closes the connection to the API service. The user should invoke this when
// the client is no longer required.
func (c *IntentsClient) Close() error {
return c.connPool.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 *IntentsClient) setGoogleClientInfo(keyval ...string) {
kv := append([]string{"gl-go", versionGo()}, keyval...)
kv = append(kv, "gapic", versionClient, "gax", gax.Version, "grpc", grpc.Version)
c.xGoogMetadata = metadata.Pairs("x-goog-api-client", gax.XGoogHeader(kv...))
}
// ListIntents returns the list of all intents in the specified agent.
func (c *IntentsClient) ListIntents(ctx context.Context, req *dialogflowpb.ListIntentsRequest, opts ...gax.CallOption) *IntentIterator {
md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent())))
ctx = insertMetadata(ctx, c.xGoogMetadata, md)
opts = append(c.CallOptions.ListIntents[0:len(c.CallOptions.ListIntents):len(c.CallOptions.ListIntents)], opts...)
it := &IntentIterator{}
req = proto.Clone(req).(*dialogflowpb.ListIntentsRequest)
it.InternalFetch = func(pageSize int, pageToken string) ([]*dialogflowpb.Intent, string, error) {
var resp *dialogflowpb.ListIntentsResponse
req.PageToken = pageToken
if pageSize > math.MaxInt32 {
req.PageSize = math.MaxInt32
} else {
req.PageSize = int32(pageSize)
}
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.intentsClient.ListIntents(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, "", err
}
it.Response = resp
return resp.GetIntents(), 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
}
// GetIntent retrieves the specified intent.
func (c *IntentsClient) GetIntent(ctx context.Context, req *dialogflowpb.GetIntentRequest, opts ...gax.CallOption) (*dialogflowpb.Intent, error) {
if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines {
cctx, cancel := context.WithTimeout(ctx, 60000*time.Millisecond)
defer cancel()
ctx = cctx
}
md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName())))
ctx = insertMetadata(ctx, c.xGoogMetadata, md)
opts = append(c.CallOptions.GetIntent[0:len(c.CallOptions.GetIntent):len(c.CallOptions.GetIntent)], opts...)
var resp *dialogflowpb.Intent
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.intentsClient.GetIntent(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return resp, nil
}
// CreateIntent creates an intent in the specified agent.
func (c *IntentsClient) CreateIntent(ctx context.Context, req *dialogflowpb.CreateIntentRequest, opts ...gax.CallOption) (*dialogflowpb.Intent, error) {
if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines {
cctx, cancel := context.WithTimeout(ctx, 60000*time.Millisecond)
defer cancel()
ctx = cctx
}
md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent())))
ctx = insertMetadata(ctx, c.xGoogMetadata, md)
opts = append(c.CallOptions.CreateIntent[0:len(c.CallOptions.CreateIntent):len(c.CallOptions.CreateIntent)], opts...)
var resp *dialogflowpb.Intent
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.intentsClient.CreateIntent(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return resp, nil
}
// UpdateIntent updates the specified intent.
func (c *IntentsClient) UpdateIntent(ctx context.Context, req *dialogflowpb.UpdateIntentRequest, opts ...gax.CallOption) (*dialogflowpb.Intent, error) {
if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines {
cctx, cancel := context.WithTimeout(ctx, 60000*time.Millisecond)
defer cancel()
ctx = cctx
}
md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "intent.name", url.QueryEscape(req.GetIntent().GetName())))
ctx = insertMetadata(ctx, c.xGoogMetadata, md)
opts = append(c.CallOptions.UpdateIntent[0:len(c.CallOptions.UpdateIntent):len(c.CallOptions.UpdateIntent)], opts...)
var resp *dialogflowpb.Intent
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.intentsClient.UpdateIntent(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return resp, nil
}
// DeleteIntent deletes the specified intent and its direct or indirect followup intents.
func (c *IntentsClient) DeleteIntent(ctx context.Context, req *dialogflowpb.DeleteIntentRequest, opts ...gax.CallOption) error {
if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines {
cctx, cancel := context.WithTimeout(ctx, 60000*time.Millisecond)
defer cancel()
ctx = cctx
}
md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName())))
ctx = insertMetadata(ctx, c.xGoogMetadata, md)
opts = append(c.CallOptions.DeleteIntent[0:len(c.CallOptions.DeleteIntent):len(c.CallOptions.DeleteIntent)], opts...)
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
_, err = c.intentsClient.DeleteIntent(ctx, req, settings.GRPC...)
return err
}, opts...)
return err
}
// BatchUpdateIntents updates/Creates multiple intents in the specified agent.
//
// Operation <response: BatchUpdateIntentsResponse>
func (c *IntentsClient) BatchUpdateIntents(ctx context.Context, req *dialogflowpb.BatchUpdateIntentsRequest, opts ...gax.CallOption) (*BatchUpdateIntentsOperation, error) {
if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines {
cctx, cancel := context.WithTimeout(ctx, 60000*time.Millisecond)
defer cancel()
ctx = cctx
}
md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent())))
ctx = insertMetadata(ctx, c.xGoogMetadata, md)
opts = append(c.CallOptions.BatchUpdateIntents[0:len(c.CallOptions.BatchUpdateIntents):len(c.CallOptions.BatchUpdateIntents)], opts...)
var resp *longrunningpb.Operation
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.intentsClient.BatchUpdateIntents(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return &BatchUpdateIntentsOperation{
lro: longrunning.InternalNewOperation(c.LROClient, resp),
}, nil
}
// BatchDeleteIntents deletes intents in the specified agent.
//
// Operation <response: google.protobuf.Empty>
func (c *IntentsClient) BatchDeleteIntents(ctx context.Context, req *dialogflowpb.BatchDeleteIntentsRequest, opts ...gax.CallOption) (*BatchDeleteIntentsOperation, error) {
if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines {
cctx, cancel := context.WithTimeout(ctx, 60000*time.Millisecond)
defer cancel()
ctx = cctx
}
md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent())))
ctx = insertMetadata(ctx, c.xGoogMetadata, md)
opts = append(c.CallOptions.BatchDeleteIntents[0:len(c.CallOptions.BatchDeleteIntents):len(c.CallOptions.BatchDeleteIntents)], opts...)
var resp *longrunningpb.Operation
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.intentsClient.BatchDeleteIntents(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return &BatchDeleteIntentsOperation{
lro: longrunning.InternalNewOperation(c.LROClient, resp),
}, nil
}
// BatchDeleteIntentsOperation manages a long-running operation from BatchDeleteIntents.
type BatchDeleteIntentsOperation struct {
lro *longrunning.Operation
}
// BatchDeleteIntentsOperation returns a new BatchDeleteIntentsOperation from a given name.
// The name must be that of a previously created BatchDeleteIntentsOperation, possibly from a different process.
func (c *IntentsClient) BatchDeleteIntentsOperation(name string) *BatchDeleteIntentsOperation {
return &BatchDeleteIntentsOperation{
lro: longrunning.InternalNewOperation(c.LROClient, &longrunningpb.Operation{Name: name}),
}
}
// Wait blocks until the long-running operation is completed, returning the response and any errors encountered.
//
// See documentation of Poll for error-handling information.
func (op *BatchDeleteIntentsOperation) Wait(ctx context.Context, opts ...gax.CallOption) error {
return op.lro.WaitWithInterval(ctx, nil, time.Minute, opts...)
}
// Poll fetches the latest state of the long-running operation.
//
// Poll also fetches the latest metadata, which can be retrieved by Metadata.
//
// If Poll fails, the error is returned and op is unmodified. If Poll succeeds and
// the operation has completed with failure, the error is returned and op.Done will return true.
// If Poll succeeds and the operation has completed successfully,
// op.Done will return true, and the response of the operation is returned.
// If Poll succeeds and the operation has not completed, the returned response and error are both nil.
func (op *BatchDeleteIntentsOperation) Poll(ctx context.Context, opts ...gax.CallOption) error {
return op.lro.Poll(ctx, nil, opts...)
}
// Metadata returns metadata associated with the long-running operation.
// Metadata itself does not contact the server, but Poll does.
// To get the latest metadata, call this method after a successful call to Poll.
// If the metadata is not available, the returned metadata and error are both nil.
func (op *BatchDeleteIntentsOperation) Metadata() (*structpbpb.Struct, error) {
var meta structpbpb.Struct
if err := op.lro.Metadata(&meta); err == longrunning.ErrNoMetadata {
return nil, nil
} else if err != nil {
return nil, err
}
return &meta, nil
}
// Done reports whether the long-running operation has completed.
func (op *BatchDeleteIntentsOperation) Done() bool {
return op.lro.Done()
}
// Name returns the name of the long-running operation.
// The name is assigned by the server and is unique within the service from which the operation is created.
func (op *BatchDeleteIntentsOperation) Name() string {
return op.lro.Name()
}
// BatchUpdateIntentsOperation manages a long-running operation from BatchUpdateIntents.
type BatchUpdateIntentsOperation struct {
lro *longrunning.Operation
}
// BatchUpdateIntentsOperation returns a new BatchUpdateIntentsOperation from a given name.
// The name must be that of a previously created BatchUpdateIntentsOperation, possibly from a different process.
func (c *IntentsClient) BatchUpdateIntentsOperation(name string) *BatchUpdateIntentsOperation {
return &BatchUpdateIntentsOperation{
lro: longrunning.InternalNewOperation(c.LROClient, &longrunningpb.Operation{Name: name}),
}
}
// Wait blocks until the long-running operation is completed, returning the response and any errors encountered.
//
// See documentation of Poll for error-handling information.
func (op *BatchUpdateIntentsOperation) Wait(ctx context.Context, opts ...gax.CallOption) (*dialogflowpb.BatchUpdateIntentsResponse, error) {
var resp dialogflowpb.BatchUpdateIntentsResponse
if err := op.lro.WaitWithInterval(ctx, &resp, time.Minute, opts...); err != nil {
return nil, err
}
return &resp, nil
}
// Poll fetches the latest state of the long-running operation.
//
// Poll also fetches the latest metadata, which can be retrieved by Metadata.
//
// If Poll fails, the error is returned and op is unmodified. If Poll succeeds and
// the operation has completed with failure, the error is returned and op.Done will return true.
// If Poll succeeds and the operation has completed successfully,
// op.Done will return true, and the response of the operation is returned.
// If Poll succeeds and the operation has not completed, the returned response and error are both nil.
func (op *BatchUpdateIntentsOperation) Poll(ctx context.Context, opts ...gax.CallOption) (*dialogflowpb.BatchUpdateIntentsResponse, error) {
var resp dialogflowpb.BatchUpdateIntentsResponse
if err := op.lro.Poll(ctx, &resp, opts...); err != nil {
return nil, err
}
if !op.Done() {
return nil, nil
}
return &resp, nil
}
// Metadata returns metadata associated with the long-running operation.
// Metadata itself does not contact the server, but Poll does.
// To get the latest metadata, call this method after a successful call to Poll.
// If the metadata is not available, the returned metadata and error are both nil.
func (op *BatchUpdateIntentsOperation) Metadata() (*structpbpb.Struct, error) {
var meta structpbpb.Struct
if err := op.lro.Metadata(&meta); err == longrunning.ErrNoMetadata {
return nil, nil
} else if err != nil {
return nil, err
}
return &meta, nil
}
// Done reports whether the long-running operation has completed.
func (op *BatchUpdateIntentsOperation) Done() bool {
return op.lro.Done()
}
// Name returns the name of the long-running operation.
// The name is assigned by the server and is unique within the service from which the operation is created.
func (op *BatchUpdateIntentsOperation) Name() string {
return op.lro.Name()
}
// IntentIterator manages a stream of *dialogflowpb.Intent.
type IntentIterator struct {
items []*dialogflowpb.Intent
pageInfo *iterator.PageInfo
nextFunc func() error
// Response is the raw response for the current page.
// It must be cast to the RPC response type.
// Calling Next() or InternalFetch() updates this value.
Response interface{}
// InternalFetch is for use by the Google Cloud Libraries only.
// It is not part of the stable interface of this package.
//
// InternalFetch returns results from a single call to the underlying RPC.
// The number of results is no greater than pageSize.
// If there are no more results, nextPageToken is empty and err is nil.
InternalFetch func(pageSize int, pageToken string) (results []*dialogflowpb.Intent, nextPageToken string, err error)
}
// PageInfo supports pagination. See the google.golang.org/api/iterator package for details.
func (it *IntentIterator) PageInfo() *iterator.PageInfo {
return it.pageInfo
}
// Next returns the next result. Its second return value is iterator.Done if there are no more
// results. Once Next returns Done, all subsequent calls will return Done.
func (it *IntentIterator) Next() (*dialogflowpb.Intent, error) {
var item *dialogflowpb.Intent
if err := it.nextFunc(); err != nil {
return item, err
}
item = it.items[0]
it.items = it.items[1:]
return item, nil
}
func (it *IntentIterator) bufLen() int {
return len(it.items)
}
func (it *IntentIterator) takeBuf() interface{} {
b := it.items
it.items = nil
return b
}