mirror of
https://github.com/Luzifer/nginx-sso.git
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307 lines
12 KiB
Go
307 lines
12 KiB
Go
// Copyright 2019 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// Code generated by gapic-generator. DO NOT EDIT.
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package dialogflow
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import (
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"context"
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"fmt"
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"math"
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"time"
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"github.com/golang/protobuf/proto"
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gax "github.com/googleapis/gax-go/v2"
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"google.golang.org/api/iterator"
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"google.golang.org/api/option"
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"google.golang.org/api/transport"
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dialogflowpb "google.golang.org/genproto/googleapis/cloud/dialogflow/v2"
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"google.golang.org/grpc"
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"google.golang.org/grpc/codes"
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"google.golang.org/grpc/metadata"
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)
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// ContextsCallOptions contains the retry settings for each method of ContextsClient.
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type ContextsCallOptions struct {
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ListContexts []gax.CallOption
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GetContext []gax.CallOption
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CreateContext []gax.CallOption
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UpdateContext []gax.CallOption
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DeleteContext []gax.CallOption
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DeleteAllContexts []gax.CallOption
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}
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func defaultContextsClientOptions() []option.ClientOption {
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return []option.ClientOption{
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option.WithEndpoint("dialogflow.googleapis.com:443"),
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option.WithScopes(DefaultAuthScopes()...),
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}
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}
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func defaultContextsCallOptions() *ContextsCallOptions {
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retry := map[[2]string][]gax.CallOption{
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{"default", "idempotent"}: {
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gax.WithRetry(func() gax.Retryer {
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return gax.OnCodes([]codes.Code{
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codes.DeadlineExceeded,
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codes.Unavailable,
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}, gax.Backoff{
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Initial: 100 * time.Millisecond,
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Max: 60000 * time.Millisecond,
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Multiplier: 1.3,
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})
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}),
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},
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}
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return &ContextsCallOptions{
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ListContexts: retry[[2]string{"default", "idempotent"}],
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GetContext: retry[[2]string{"default", "idempotent"}],
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CreateContext: retry[[2]string{"default", "non_idempotent"}],
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UpdateContext: retry[[2]string{"default", "non_idempotent"}],
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DeleteContext: retry[[2]string{"default", "idempotent"}],
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DeleteAllContexts: retry[[2]string{"default", "idempotent"}],
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}
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}
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// ContextsClient is a client for interacting with Dialogflow API.
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//
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// Methods, except Close, may be called concurrently. However, fields must not be modified concurrently with method calls.
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type ContextsClient struct {
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// The connection to the service.
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conn *grpc.ClientConn
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// The gRPC API client.
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contextsClient dialogflowpb.ContextsClient
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// The call options for this service.
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CallOptions *ContextsCallOptions
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// The x-goog-* metadata to be sent with each request.
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xGoogMetadata metadata.MD
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}
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// NewContextsClient creates a new contexts client.
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//
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// A context represents additional information included with user input or with
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// an intent returned by the Dialogflow API. Contexts are helpful for
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// differentiating user input which may be vague or have a different meaning
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// depending on additional details from your application such as user setting
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// and preferences, previous user input, where the user is in your application,
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// geographic location, and so on.
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//
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// You can include contexts as input parameters of a
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// [DetectIntent][google.cloud.dialogflow.v2.Sessions.DetectIntent] (or
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// [StreamingDetectIntent][google.cloud.dialogflow.v2.Sessions.StreamingDetectIntent]) request,
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// or as output contexts included in the returned intent.
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// Contexts expire when an intent is matched, after the number of DetectIntent
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// requests specified by the lifespan_count parameter, or after 20 minutes
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// if no intents are matched for a DetectIntent request.
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//
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// For more information about contexts, see the
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// Dialogflow
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// documentation (at https://cloud.google.com/dialogflow-enterprise/docs/contexts-overview).
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func NewContextsClient(ctx context.Context, opts ...option.ClientOption) (*ContextsClient, error) {
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conn, err := transport.DialGRPC(ctx, append(defaultContextsClientOptions(), opts...)...)
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if err != nil {
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return nil, err
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}
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c := &ContextsClient{
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conn: conn,
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CallOptions: defaultContextsCallOptions(),
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contextsClient: dialogflowpb.NewContextsClient(conn),
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}
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c.setGoogleClientInfo()
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return c, nil
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}
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// Connection returns the client's connection to the API service.
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func (c *ContextsClient) Connection() *grpc.ClientConn {
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return c.conn
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}
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// Close closes the connection to the API service. The user should invoke this when
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// the client is no longer required.
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func (c *ContextsClient) Close() error {
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return c.conn.Close()
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}
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// setGoogleClientInfo sets the name and version of the application in
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// the `x-goog-api-client` header passed on each request. Intended for
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// use by Google-written clients.
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func (c *ContextsClient) setGoogleClientInfo(keyval ...string) {
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kv := append([]string{"gl-go", versionGo()}, keyval...)
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kv = append(kv, "gapic", versionClient, "gax", gax.Version, "grpc", grpc.Version)
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c.xGoogMetadata = metadata.Pairs("x-goog-api-client", gax.XGoogHeader(kv...))
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}
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// ListContexts returns the list of all contexts in the specified session.
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func (c *ContextsClient) ListContexts(ctx context.Context, req *dialogflowpb.ListContextsRequest, opts ...gax.CallOption) *ContextIterator {
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md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "parent", req.GetParent()))
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ctx = insertMetadata(ctx, c.xGoogMetadata, md)
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opts = append(c.CallOptions.ListContexts[0:len(c.CallOptions.ListContexts):len(c.CallOptions.ListContexts)], opts...)
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it := &ContextIterator{}
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req = proto.Clone(req).(*dialogflowpb.ListContextsRequest)
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it.InternalFetch = func(pageSize int, pageToken string) ([]*dialogflowpb.Context, string, error) {
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var resp *dialogflowpb.ListContextsResponse
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req.PageToken = pageToken
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if pageSize > math.MaxInt32 {
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req.PageSize = math.MaxInt32
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} else {
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req.PageSize = int32(pageSize)
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}
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err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
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var err error
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resp, err = c.contextsClient.ListContexts(ctx, req, settings.GRPC...)
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return err
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}, opts...)
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if err != nil {
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return nil, "", err
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}
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return resp.Contexts, resp.NextPageToken, nil
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}
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fetch := func(pageSize int, pageToken string) (string, error) {
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items, nextPageToken, err := it.InternalFetch(pageSize, pageToken)
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if err != nil {
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return "", err
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}
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it.items = append(it.items, items...)
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return nextPageToken, nil
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}
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it.pageInfo, it.nextFunc = iterator.NewPageInfo(fetch, it.bufLen, it.takeBuf)
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it.pageInfo.MaxSize = int(req.PageSize)
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return it
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}
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// GetContext retrieves the specified context.
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func (c *ContextsClient) GetContext(ctx context.Context, req *dialogflowpb.GetContextRequest, opts ...gax.CallOption) (*dialogflowpb.Context, error) {
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md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "name", req.GetName()))
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ctx = insertMetadata(ctx, c.xGoogMetadata, md)
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opts = append(c.CallOptions.GetContext[0:len(c.CallOptions.GetContext):len(c.CallOptions.GetContext)], opts...)
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var resp *dialogflowpb.Context
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err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
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var err error
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resp, err = c.contextsClient.GetContext(ctx, req, settings.GRPC...)
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return err
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}, opts...)
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if err != nil {
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return nil, err
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}
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return resp, nil
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}
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// CreateContext creates a context.
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//
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// If the specified context already exists, overrides the context.
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func (c *ContextsClient) CreateContext(ctx context.Context, req *dialogflowpb.CreateContextRequest, opts ...gax.CallOption) (*dialogflowpb.Context, error) {
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md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "parent", req.GetParent()))
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ctx = insertMetadata(ctx, c.xGoogMetadata, md)
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opts = append(c.CallOptions.CreateContext[0:len(c.CallOptions.CreateContext):len(c.CallOptions.CreateContext)], opts...)
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var resp *dialogflowpb.Context
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err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
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var err error
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resp, err = c.contextsClient.CreateContext(ctx, req, settings.GRPC...)
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return err
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}, opts...)
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if err != nil {
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return nil, err
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}
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return resp, nil
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}
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// UpdateContext updates the specified context.
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func (c *ContextsClient) UpdateContext(ctx context.Context, req *dialogflowpb.UpdateContextRequest, opts ...gax.CallOption) (*dialogflowpb.Context, error) {
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md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "context.name", req.GetContext().GetName()))
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ctx = insertMetadata(ctx, c.xGoogMetadata, md)
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opts = append(c.CallOptions.UpdateContext[0:len(c.CallOptions.UpdateContext):len(c.CallOptions.UpdateContext)], opts...)
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var resp *dialogflowpb.Context
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err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
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var err error
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resp, err = c.contextsClient.UpdateContext(ctx, req, settings.GRPC...)
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return err
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}, opts...)
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if err != nil {
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return nil, err
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}
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return resp, nil
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}
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// DeleteContext deletes the specified context.
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func (c *ContextsClient) DeleteContext(ctx context.Context, req *dialogflowpb.DeleteContextRequest, opts ...gax.CallOption) error {
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md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "name", req.GetName()))
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ctx = insertMetadata(ctx, c.xGoogMetadata, md)
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opts = append(c.CallOptions.DeleteContext[0:len(c.CallOptions.DeleteContext):len(c.CallOptions.DeleteContext)], opts...)
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err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
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var err error
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_, err = c.contextsClient.DeleteContext(ctx, req, settings.GRPC...)
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return err
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}, opts...)
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return err
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}
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// DeleteAllContexts deletes all active contexts in the specified session.
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func (c *ContextsClient) DeleteAllContexts(ctx context.Context, req *dialogflowpb.DeleteAllContextsRequest, opts ...gax.CallOption) error {
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md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "parent", req.GetParent()))
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ctx = insertMetadata(ctx, c.xGoogMetadata, md)
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opts = append(c.CallOptions.DeleteAllContexts[0:len(c.CallOptions.DeleteAllContexts):len(c.CallOptions.DeleteAllContexts)], opts...)
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err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
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var err error
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_, err = c.contextsClient.DeleteAllContexts(ctx, req, settings.GRPC...)
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return err
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}, opts...)
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return err
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}
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// ContextIterator manages a stream of *dialogflowpb.Context.
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type ContextIterator struct {
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items []*dialogflowpb.Context
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pageInfo *iterator.PageInfo
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nextFunc func() error
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// InternalFetch is for use by the Google Cloud Libraries only.
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// It is not part of the stable interface of this package.
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//
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// InternalFetch returns results from a single call to the underlying RPC.
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// The number of results is no greater than pageSize.
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// If there are no more results, nextPageToken is empty and err is nil.
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InternalFetch func(pageSize int, pageToken string) (results []*dialogflowpb.Context, nextPageToken string, err error)
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}
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// PageInfo supports pagination. See the google.golang.org/api/iterator package for details.
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func (it *ContextIterator) PageInfo() *iterator.PageInfo {
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return it.pageInfo
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}
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// Next returns the next result. Its second return value is iterator.Done if there are no more
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// results. Once Next returns Done, all subsequent calls will return Done.
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func (it *ContextIterator) Next() (*dialogflowpb.Context, error) {
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var item *dialogflowpb.Context
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if err := it.nextFunc(); err != nil {
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return item, err
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}
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item = it.items[0]
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it.items = it.items[1:]
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return item, nil
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}
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func (it *ContextIterator) bufLen() int {
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return len(it.items)
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}
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func (it *ContextIterator) takeBuf() interface{} {
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b := it.items
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it.items = nil
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return b
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}
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