/
api_op_ListRecommendations.go
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/
api_op_ListRecommendations.go
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// Code generated by smithy-go-codegen DO NOT EDIT.
package costoptimizationhub
import (
"context"
"fmt"
awsmiddleware "github.com/aws/aws-sdk-go-v2/aws/middleware"
"github.com/aws/aws-sdk-go-v2/service/costoptimizationhub/types"
"github.com/aws/smithy-go/middleware"
smithyhttp "github.com/aws/smithy-go/transport/http"
)
// Returns a list of recommendations.
func (c *Client) ListRecommendations(ctx context.Context, params *ListRecommendationsInput, optFns ...func(*Options)) (*ListRecommendationsOutput, error) {
if params == nil {
params = &ListRecommendationsInput{}
}
result, metadata, err := c.invokeOperation(ctx, "ListRecommendations", params, optFns, c.addOperationListRecommendationsMiddlewares)
if err != nil {
return nil, err
}
out := result.(*ListRecommendationsOutput)
out.ResultMetadata = metadata
return out, nil
}
type ListRecommendationsInput struct {
// The constraints that you want all returned recommendations to match.
Filter *types.Filter
// List of all recommendations for a resource, or a single recommendation if
// de-duped by resourceId .
IncludeAllRecommendations bool
// The maximum number of recommendations that are returned for the request.
MaxResults *int32
// The token to retrieve the next set of results.
NextToken *string
// The ordering of recommendations by a dimension.
OrderBy *types.OrderBy
noSmithyDocumentSerde
}
type ListRecommendationsOutput struct {
// List of all savings recommendations.
Items []types.Recommendation
// The token to retrieve the next set of results.
NextToken *string
// Metadata pertaining to the operation's result.
ResultMetadata middleware.Metadata
noSmithyDocumentSerde
}
func (c *Client) addOperationListRecommendationsMiddlewares(stack *middleware.Stack, options Options) (err error) {
if err := stack.Serialize.Add(&setOperationInputMiddleware{}, middleware.After); err != nil {
return err
}
err = stack.Serialize.Add(&awsAwsjson10_serializeOpListRecommendations{}, middleware.After)
if err != nil {
return err
}
err = stack.Deserialize.Add(&awsAwsjson10_deserializeOpListRecommendations{}, middleware.After)
if err != nil {
return err
}
if err := addProtocolFinalizerMiddlewares(stack, options, "ListRecommendations"); 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 = stack.Initialize.Add(newServiceMetadataMiddleware_opListRecommendations(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
}
// ListRecommendationsAPIClient is a client that implements the
// ListRecommendations operation.
type ListRecommendationsAPIClient interface {
ListRecommendations(context.Context, *ListRecommendationsInput, ...func(*Options)) (*ListRecommendationsOutput, error)
}
var _ ListRecommendationsAPIClient = (*Client)(nil)
// ListRecommendationsPaginatorOptions is the paginator options for
// ListRecommendations
type ListRecommendationsPaginatorOptions struct {
// The maximum number of recommendations that are returned for the request.
Limit int32
// Set to true if pagination should stop if the service returns a pagination token
// that matches the most recent token provided to the service.
StopOnDuplicateToken bool
}
// ListRecommendationsPaginator is a paginator for ListRecommendations
type ListRecommendationsPaginator struct {
options ListRecommendationsPaginatorOptions
client ListRecommendationsAPIClient
params *ListRecommendationsInput
nextToken *string
firstPage bool
}
// NewListRecommendationsPaginator returns a new ListRecommendationsPaginator
func NewListRecommendationsPaginator(client ListRecommendationsAPIClient, params *ListRecommendationsInput, optFns ...func(*ListRecommendationsPaginatorOptions)) *ListRecommendationsPaginator {
if params == nil {
params = &ListRecommendationsInput{}
}
options := ListRecommendationsPaginatorOptions{}
if params.MaxResults != nil {
options.Limit = *params.MaxResults
}
for _, fn := range optFns {
fn(&options)
}
return &ListRecommendationsPaginator{
options: options,
client: client,
params: params,
firstPage: true,
nextToken: params.NextToken,
}
}
// HasMorePages returns a boolean indicating whether more pages are available
func (p *ListRecommendationsPaginator) HasMorePages() bool {
return p.firstPage || (p.nextToken != nil && len(*p.nextToken) != 0)
}
// NextPage retrieves the next ListRecommendations page.
func (p *ListRecommendationsPaginator) NextPage(ctx context.Context, optFns ...func(*Options)) (*ListRecommendationsOutput, error) {
if !p.HasMorePages() {
return nil, fmt.Errorf("no more pages available")
}
params := *p.params
params.NextToken = p.nextToken
var limit *int32
if p.options.Limit > 0 {
limit = &p.options.Limit
}
params.MaxResults = limit
result, err := p.client.ListRecommendations(ctx, ¶ms, optFns...)
if err != nil {
return nil, err
}
p.firstPage = false
prevToken := p.nextToken
p.nextToken = result.NextToken
if p.options.StopOnDuplicateToken &&
prevToken != nil &&
p.nextToken != nil &&
*prevToken == *p.nextToken {
p.nextToken = nil
}
return result, nil
}
func newServiceMetadataMiddleware_opListRecommendations(region string) *awsmiddleware.RegisterServiceMetadata {
return &awsmiddleware.RegisterServiceMetadata{
Region: region,
ServiceID: ServiceID,
OperationName: "ListRecommendations",
}
}