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// 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.
// Code generated by protoc-gen-go_gapic. DO NOT EDIT.
package dialogflow
import (
"context"
"fmt"
"math"
"net/url"
"time"
gax "github.com/googleapis/gax-go/v2"
"google.golang.org/api/option"
"google.golang.org/api/option/internaloption"
gtransport "google.golang.org/api/transport/grpc"
dialogflowpb "google.golang.org/genproto/googleapis/cloud/dialogflow/v2"
"google.golang.org/grpc"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/metadata"
)
var newSessionsClientHook clientHook
// SessionsCallOptions contains the retry settings for each method of SessionsClient.
type SessionsCallOptions struct {
DetectIntent []gax.CallOption
StreamingDetectIntent []gax.CallOption
}
func defaultSessionsGRPCClientOptions() []option.ClientOption {
return []option.ClientOption{
internaloption.WithDefaultEndpoint("dialogflow.googleapis.com:443"),
internaloption.WithDefaultMTLSEndpoint("dialogflow.mtls.googleapis.com:443"),
internaloption.WithDefaultAudience("https://dialogflow.googleapis.com/"),
internaloption.WithDefaultScopes(DefaultAuthScopes()...),
internaloption.EnableJwtWithScope(),
option.WithGRPCDialOption(grpc.WithDisableServiceConfig()),
option.WithGRPCDialOption(grpc.WithDefaultCallOptions(
grpc.MaxCallRecvMsgSize(math.MaxInt32))),
}
}
func defaultSessionsCallOptions() *SessionsCallOptions {
return &SessionsCallOptions{
DetectIntent: []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,
})
}),
},
StreamingDetectIntent: []gax.CallOption{},
}
}
// internalSessionsClient is an interface that defines the methods availaible from Dialogflow API.
type internalSessionsClient interface {
Close() error
setGoogleClientInfo(...string)
Connection() *grpc.ClientConn
DetectIntent(context.Context, *dialogflowpb.DetectIntentRequest, ...gax.CallOption) (*dialogflowpb.DetectIntentResponse, error)
StreamingDetectIntent(context.Context, ...gax.CallOption) (dialogflowpb.Sessions_StreamingDetectIntentClient, error)
}
// SessionsClient 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.
//
// A service used for session interactions.
//
// For more information, see the API interactions
// guide (at https://cloud.google.com/dialogflow/docs/api-overview).
type SessionsClient struct {
// The internal transport-dependent client.
internalClient internalSessionsClient
// The call options for this service.
CallOptions *SessionsCallOptions
}
// 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 *SessionsClient) 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 *SessionsClient) setGoogleClientInfo(keyval ...string) {
c.internalClient.setGoogleClientInfo(keyval...)
}
// Connection returns a connection to the API service.
//
// Deprecated.
func (c *SessionsClient) Connection() *grpc.ClientConn {
return c.internalClient.Connection()
}
// DetectIntent processes a natural language query and returns structured, actionable data
// as a result. This method is not idempotent, because it may cause contexts
// and 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 (at https://cloud.google.com/dialogflow/es/docs/agents-versions).
func (c *SessionsClient) DetectIntent(ctx context.Context, req *dialogflowpb.DetectIntentRequest, opts ...gax.CallOption) (*dialogflowpb.DetectIntentResponse, error) {
return c.internalClient.DetectIntent(ctx, req, opts...)
}
// StreamingDetectIntent processes a natural language query in audio format in a streaming fashion
// and returns structured, actionable data as a result. This method is only
// available via the gRPC API (not REST).
//
// Note: Always use agent versions for production traffic.
// See Versions and
// environments (at https://cloud.google.com/dialogflow/es/docs/agents-versions).
func (c *SessionsClient) StreamingDetectIntent(ctx context.Context, opts ...gax.CallOption) (dialogflowpb.Sessions_StreamingDetectIntentClient, error) {
return c.internalClient.StreamingDetectIntent(ctx, opts...)
}
// sessionsGRPCClient is a client for interacting with Dialogflow API over gRPC transport.
//
// Methods, except Close, may be called concurrently. However, fields must not be modified concurrently with method calls.
type sessionsGRPCClient 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
// Points back to the CallOptions field of the containing SessionsClient
CallOptions **SessionsCallOptions
// The gRPC API client.
sessionsClient dialogflowpb.SessionsClient
// The x-goog-* metadata to be sent with each request.
xGoogMetadata metadata.MD
}
// NewSessionsClient creates a new sessions client based on gRPC.
// The returned client must be Closed when it is done being used to clean up its underlying connections.
//
// A service used for session interactions.
//
// For more information, see the API interactions
// guide (at https://cloud.google.com/dialogflow/docs/api-overview).
func NewSessionsClient(ctx context.Context, opts ...option.ClientOption) (*SessionsClient, error) {
clientOpts := defaultSessionsGRPCClientOptions()
if newSessionsClientHook != nil {
hookOpts, err := newSessionsClientHook(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
}
client := SessionsClient{CallOptions: defaultSessionsCallOptions()}
c := &sessionsGRPCClient{
connPool: connPool,
disableDeadlines: disableDeadlines,
sessionsClient: dialogflowpb.NewSessionsClient(connPool),
CallOptions: &client.CallOptions,
}
c.setGoogleClientInfo()
client.internalClient = c
return &client, nil
}
// Connection returns a connection to the API service.
//
// Deprecated.
func (c *sessionsGRPCClient) 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 *sessionsGRPCClient) 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...))
}
// Close closes the connection to the API service. The user should invoke this when
// the client is no longer required.
func (c *sessionsGRPCClient) Close() error {
return c.connPool.Close()
}
func (c *sessionsGRPCClient) DetectIntent(ctx context.Context, req *dialogflowpb.DetectIntentRequest, opts ...gax.CallOption) (*dialogflowpb.DetectIntentResponse, error) {
if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines {
cctx, cancel := context.WithTimeout(ctx, 220000*time.Millisecond)
defer cancel()
ctx = cctx
}
md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "session", url.QueryEscape(req.GetSession())))
ctx = insertMetadata(ctx, c.xGoogMetadata, md)
opts = append((*c.CallOptions).DetectIntent[0:len((*c.CallOptions).DetectIntent):len((*c.CallOptions).DetectIntent)], opts...)
var resp *dialogflowpb.DetectIntentResponse
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.sessionsClient.DetectIntent(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return resp, nil
}
func (c *sessionsGRPCClient) StreamingDetectIntent(ctx context.Context, opts ...gax.CallOption) (dialogflowpb.Sessions_StreamingDetectIntentClient, error) {
ctx = insertMetadata(ctx, c.xGoogMetadata)
var resp dialogflowpb.Sessions_StreamingDetectIntentClient
opts = append((*c.CallOptions).StreamingDetectIntent[0:len((*c.CallOptions).StreamingDetectIntent):len((*c.CallOptions).StreamingDetectIntent)], opts...)
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.sessionsClient.StreamingDetectIntent(ctx, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return resp, nil
}