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api_op_DescribeBotAlias.go
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api_op_DescribeBotAlias.go
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// Code generated by smithy-go-codegen DO NOT EDIT.
package lexmodelsv2
import (
"context"
"fmt"
awsmiddleware "github.com/aws/aws-sdk-go-v2/aws/middleware"
"github.com/aws/aws-sdk-go-v2/service/lexmodelsv2/types"
"github.com/aws/smithy-go/middleware"
smithytime "github.com/aws/smithy-go/time"
smithyhttp "github.com/aws/smithy-go/transport/http"
smithywaiter "github.com/aws/smithy-go/waiter"
"github.com/jmespath/go-jmespath"
"time"
)
// Get information about a specific bot alias.
func (c *Client) DescribeBotAlias(ctx context.Context, params *DescribeBotAliasInput, optFns ...func(*Options)) (*DescribeBotAliasOutput, error) {
if params == nil {
params = &DescribeBotAliasInput{}
}
result, metadata, err := c.invokeOperation(ctx, "DescribeBotAlias", params, optFns, c.addOperationDescribeBotAliasMiddlewares)
if err != nil {
return nil, err
}
out := result.(*DescribeBotAliasOutput)
out.ResultMetadata = metadata
return out, nil
}
type DescribeBotAliasInput struct {
// The identifier of the bot alias to describe.
//
// This member is required.
BotAliasId *string
// The identifier of the bot associated with the bot alias to describe.
//
// This member is required.
BotId *string
noSmithyDocumentSerde
}
type DescribeBotAliasOutput struct {
// A list of events that affect a bot alias. For example, an event is recorded
// when the version that the alias points to changes.
BotAliasHistoryEvents []types.BotAliasHistoryEvent
// The identifier of the bot alias.
BotAliasId *string
// The locale settings that are unique to the alias.
BotAliasLocaleSettings map[string]types.BotAliasLocaleSettings
// The name of the bot alias.
BotAliasName *string
// The current status of the alias. When the alias is Available , the alias is
// ready for use with your bot.
BotAliasStatus types.BotAliasStatus
// The identifier of the bot associated with the bot alias.
BotId *string
// The version of the bot associated with the bot alias.
BotVersion *string
// Specifics of how Amazon Lex logs text and audio conversations with the bot
// associated with the alias.
ConversationLogSettings *types.ConversationLogSettings
// A timestamp of the date and time that the alias was created.
CreationDateTime *time.Time
// The description of the bot alias.
Description *string
// A timestamp of the date and time that the alias was last updated.
LastUpdatedDateTime *time.Time
// A list of the networks to which the bot alias you described belongs.
ParentBotNetworks []types.ParentBotNetwork
// Determines whether Amazon Lex will use Amazon Comprehend to detect the
// sentiment of user utterances.
SentimentAnalysisSettings *types.SentimentAnalysisSettings
// Metadata pertaining to the operation's result.
ResultMetadata middleware.Metadata
noSmithyDocumentSerde
}
func (c *Client) addOperationDescribeBotAliasMiddlewares(stack *middleware.Stack, options Options) (err error) {
if err := stack.Serialize.Add(&setOperationInputMiddleware{}, middleware.After); err != nil {
return err
}
err = stack.Serialize.Add(&awsRestjson1_serializeOpDescribeBotAlias{}, middleware.After)
if err != nil {
return err
}
err = stack.Deserialize.Add(&awsRestjson1_deserializeOpDescribeBotAlias{}, middleware.After)
if err != nil {
return err
}
if err := addProtocolFinalizerMiddlewares(stack, options, "DescribeBotAlias"); err != nil {
return fmt.Errorf("add protocol finalizers: %v", err)
}
if err = addlegacyEndpointContextSetter(stack, options); err != nil {
return err
}
if err = addSetLoggerMiddleware(stack, options); err != nil {
return err
}
if err = addClientRequestID(stack); err != nil {
return err
}
if err = addComputeContentLength(stack); err != nil {
return err
}
if err = addResolveEndpointMiddleware(stack, options); err != nil {
return err
}
if err = addComputePayloadSHA256(stack); err != nil {
return err
}
if err = addRetry(stack, options); err != nil {
return err
}
if err = addRawResponseToMetadata(stack); err != nil {
return err
}
if err = addRecordResponseTiming(stack); err != nil {
return err
}
if err = addClientUserAgent(stack, options); err != nil {
return err
}
if err = smithyhttp.AddErrorCloseResponseBodyMiddleware(stack); err != nil {
return err
}
if err = smithyhttp.AddCloseResponseBodyMiddleware(stack); err != nil {
return err
}
if err = addSetLegacyContextSigningOptionsMiddleware(stack); err != nil {
return err
}
if err = addOpDescribeBotAliasValidationMiddleware(stack); err != nil {
return err
}
if err = stack.Initialize.Add(newServiceMetadataMiddleware_opDescribeBotAlias(options.Region), middleware.Before); err != nil {
return err
}
if err = addRecursionDetection(stack); err != nil {
return err
}
if err = addRequestIDRetrieverMiddleware(stack); err != nil {
return err
}
if err = addResponseErrorMiddleware(stack); err != nil {
return err
}
if err = addRequestResponseLogging(stack, options); err != nil {
return err
}
if err = addDisableHTTPSMiddleware(stack, options); err != nil {
return err
}
return nil
}
// DescribeBotAliasAPIClient is a client that implements the DescribeBotAlias
// operation.
type DescribeBotAliasAPIClient interface {
DescribeBotAlias(context.Context, *DescribeBotAliasInput, ...func(*Options)) (*DescribeBotAliasOutput, error)
}
var _ DescribeBotAliasAPIClient = (*Client)(nil)
// BotAliasAvailableWaiterOptions are waiter options for BotAliasAvailableWaiter
type BotAliasAvailableWaiterOptions struct {
// Set of options to modify how an operation is invoked. These apply to all
// operations invoked for this client. Use functional options on operation call to
// modify this list for per operation behavior.
//
// Passing options here is functionally equivalent to passing values to this
// config's ClientOptions field that extend the inner client's APIOptions directly.
APIOptions []func(*middleware.Stack) error
// Functional options to be passed to all operations invoked by this client.
//
// Function values that modify the inner APIOptions are applied after the waiter
// config's own APIOptions modifiers.
ClientOptions []func(*Options)
// MinDelay is the minimum amount of time to delay between retries. If unset,
// BotAliasAvailableWaiter will use default minimum delay of 10 seconds. Note that
// MinDelay must resolve to a value lesser than or equal to the MaxDelay.
MinDelay time.Duration
// MaxDelay is the maximum amount of time to delay between retries. If unset or
// set to zero, BotAliasAvailableWaiter will use default max delay of 120 seconds.
// Note that MaxDelay must resolve to value greater than or equal to the MinDelay.
MaxDelay time.Duration
// LogWaitAttempts is used to enable logging for waiter retry attempts
LogWaitAttempts bool
// Retryable is function that can be used to override the service defined
// waiter-behavior based on operation output, or returned error. This function is
// used by the waiter to decide if a state is retryable or a terminal state.
//
// By default service-modeled logic will populate this option. This option can
// thus be used to define a custom waiter state with fall-back to service-modeled
// waiter state mutators.The function returns an error in case of a failure state.
// In case of retry state, this function returns a bool value of true and nil
// error, while in case of success it returns a bool value of false and nil error.
Retryable func(context.Context, *DescribeBotAliasInput, *DescribeBotAliasOutput, error) (bool, error)
}
// BotAliasAvailableWaiter defines the waiters for BotAliasAvailable
type BotAliasAvailableWaiter struct {
client DescribeBotAliasAPIClient
options BotAliasAvailableWaiterOptions
}
// NewBotAliasAvailableWaiter constructs a BotAliasAvailableWaiter.
func NewBotAliasAvailableWaiter(client DescribeBotAliasAPIClient, optFns ...func(*BotAliasAvailableWaiterOptions)) *BotAliasAvailableWaiter {
options := BotAliasAvailableWaiterOptions{}
options.MinDelay = 10 * time.Second
options.MaxDelay = 120 * time.Second
options.Retryable = botAliasAvailableStateRetryable
for _, fn := range optFns {
fn(&options)
}
return &BotAliasAvailableWaiter{
client: client,
options: options,
}
}
// Wait calls the waiter function for BotAliasAvailable waiter. The maxWaitDur is
// the maximum wait duration the waiter will wait. The maxWaitDur is required and
// must be greater than zero.
func (w *BotAliasAvailableWaiter) Wait(ctx context.Context, params *DescribeBotAliasInput, maxWaitDur time.Duration, optFns ...func(*BotAliasAvailableWaiterOptions)) error {
_, err := w.WaitForOutput(ctx, params, maxWaitDur, optFns...)
return err
}
// WaitForOutput calls the waiter function for BotAliasAvailable waiter and
// returns the output of the successful operation. The maxWaitDur is the maximum
// wait duration the waiter will wait. The maxWaitDur is required and must be
// greater than zero.
func (w *BotAliasAvailableWaiter) WaitForOutput(ctx context.Context, params *DescribeBotAliasInput, maxWaitDur time.Duration, optFns ...func(*BotAliasAvailableWaiterOptions)) (*DescribeBotAliasOutput, error) {
if maxWaitDur <= 0 {
return nil, fmt.Errorf("maximum wait time for waiter must be greater than zero")
}
options := w.options
for _, fn := range optFns {
fn(&options)
}
if options.MaxDelay <= 0 {
options.MaxDelay = 120 * time.Second
}
if options.MinDelay > options.MaxDelay {
return nil, fmt.Errorf("minimum waiter delay %v must be lesser than or equal to maximum waiter delay of %v.", options.MinDelay, options.MaxDelay)
}
ctx, cancelFn := context.WithTimeout(ctx, maxWaitDur)
defer cancelFn()
logger := smithywaiter.Logger{}
remainingTime := maxWaitDur
var attempt int64
for {
attempt++
apiOptions := options.APIOptions
start := time.Now()
if options.LogWaitAttempts {
logger.Attempt = attempt
apiOptions = append([]func(*middleware.Stack) error{}, options.APIOptions...)
apiOptions = append(apiOptions, logger.AddLogger)
}
out, err := w.client.DescribeBotAlias(ctx, params, func(o *Options) {
o.APIOptions = append(o.APIOptions, apiOptions...)
for _, opt := range options.ClientOptions {
opt(o)
}
})
retryable, err := options.Retryable(ctx, params, out, err)
if err != nil {
return nil, err
}
if !retryable {
return out, nil
}
remainingTime -= time.Since(start)
if remainingTime < options.MinDelay || remainingTime <= 0 {
break
}
// compute exponential backoff between waiter retries
delay, err := smithywaiter.ComputeDelay(
attempt, options.MinDelay, options.MaxDelay, remainingTime,
)
if err != nil {
return nil, fmt.Errorf("error computing waiter delay, %w", err)
}
remainingTime -= delay
// sleep for the delay amount before invoking a request
if err := smithytime.SleepWithContext(ctx, delay); err != nil {
return nil, fmt.Errorf("request cancelled while waiting, %w", err)
}
}
return nil, fmt.Errorf("exceeded max wait time for BotAliasAvailable waiter")
}
func botAliasAvailableStateRetryable(ctx context.Context, input *DescribeBotAliasInput, output *DescribeBotAliasOutput, err error) (bool, error) {
if err == nil {
pathValue, err := jmespath.Search("botAliasStatus", output)
if err != nil {
return false, fmt.Errorf("error evaluating waiter state: %w", err)
}
expectedValue := "Available"
value, ok := pathValue.(types.BotAliasStatus)
if !ok {
return false, fmt.Errorf("waiter comparator expected types.BotAliasStatus value, got %T", pathValue)
}
if string(value) == expectedValue {
return false, nil
}
}
if err == nil {
pathValue, err := jmespath.Search("botAliasStatus", output)
if err != nil {
return false, fmt.Errorf("error evaluating waiter state: %w", err)
}
expectedValue := "Failed"
value, ok := pathValue.(types.BotAliasStatus)
if !ok {
return false, fmt.Errorf("waiter comparator expected types.BotAliasStatus value, got %T", pathValue)
}
if string(value) == expectedValue {
return false, fmt.Errorf("waiter state transitioned to Failure")
}
}
if err == nil {
pathValue, err := jmespath.Search("botAliasStatus", output)
if err != nil {
return false, fmt.Errorf("error evaluating waiter state: %w", err)
}
expectedValue := "Deleting"
value, ok := pathValue.(types.BotAliasStatus)
if !ok {
return false, fmt.Errorf("waiter comparator expected types.BotAliasStatus value, got %T", pathValue)
}
if string(value) == expectedValue {
return false, fmt.Errorf("waiter state transitioned to Failure")
}
}
return true, nil
}
func newServiceMetadataMiddleware_opDescribeBotAlias(region string) *awsmiddleware.RegisterServiceMetadata {
return &awsmiddleware.RegisterServiceMetadata{
Region: region,
ServiceID: ServiceID,
OperationName: "DescribeBotAlias",
}
}