// Code generated by smithy-go-codegen DO NOT EDIT. package wisdom import ( "context" "fmt" awsmiddleware "github.com/aws/aws-sdk-go-v2/aws/middleware" "github.com/aws/aws-sdk-go-v2/aws/signer/v4" "github.com/aws/aws-sdk-go-v2/service/wisdom/types" "github.com/aws/smithy-go/middleware" smithyhttp "github.com/aws/smithy-go/transport/http" ) // Lists the knowledge bases. func (c *Client) ListKnowledgeBases(ctx context.Context, params *ListKnowledgeBasesInput, optFns ...func(*Options)) (*ListKnowledgeBasesOutput, error) { if params == nil { params = &ListKnowledgeBasesInput{} } result, metadata, err := c.invokeOperation(ctx, "ListKnowledgeBases", params, optFns, c.addOperationListKnowledgeBasesMiddlewares) if err != nil { return nil, err } out := result.(*ListKnowledgeBasesOutput) out.ResultMetadata = metadata return out, nil } type ListKnowledgeBasesInput struct { // The maximum number of results to return per page. MaxResults *int32 // The token for the next set of results. Use the value returned in the previous // response in the next request to retrieve the next set of results. NextToken *string noSmithyDocumentSerde } type ListKnowledgeBasesOutput struct { // Information about the knowledge bases. // // This member is required. KnowledgeBaseSummaries []types.KnowledgeBaseSummary // If there are additional results, this is the token for the next set of results. NextToken *string // Metadata pertaining to the operation's result. ResultMetadata middleware.Metadata noSmithyDocumentSerde } func (c *Client) addOperationListKnowledgeBasesMiddlewares(stack *middleware.Stack, options Options) (err error) { err = stack.Serialize.Add(&awsRestjson1_serializeOpListKnowledgeBases{}, middleware.After) if err != nil { return err } err = stack.Deserialize.Add(&awsRestjson1_deserializeOpListKnowledgeBases{}, middleware.After) if err != nil { return err } if err = addSetLoggerMiddleware(stack, options); err != nil { return err } if err = awsmiddleware.AddClientRequestIDMiddleware(stack); err != nil { return err } if err = smithyhttp.AddComputeContentLengthMiddleware(stack); err != nil { return err } if err = addResolveEndpointMiddleware(stack, options); err != nil { return err } if err = v4.AddComputePayloadSHA256Middleware(stack); err != nil { return err } if err = addRetryMiddlewares(stack, options); err != nil { return err } if err = addHTTPSignerV4Middleware(stack, options); err != nil { return err } if err = awsmiddleware.AddRawResponseToMetadata(stack); err != nil { return err } if err = awsmiddleware.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 = stack.Initialize.Add(newServiceMetadataMiddleware_opListKnowledgeBases(options.Region), middleware.Before); err != nil { return err } if err = awsmiddleware.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 } return nil } // ListKnowledgeBasesAPIClient is a client that implements the ListKnowledgeBases // operation. type ListKnowledgeBasesAPIClient interface { ListKnowledgeBases(context.Context, *ListKnowledgeBasesInput, ...func(*Options)) (*ListKnowledgeBasesOutput, error) } var _ ListKnowledgeBasesAPIClient = (*Client)(nil) // ListKnowledgeBasesPaginatorOptions is the paginator options for // ListKnowledgeBases type ListKnowledgeBasesPaginatorOptions struct { // The maximum number of results to return per page. 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 } // ListKnowledgeBasesPaginator is a paginator for ListKnowledgeBases type ListKnowledgeBasesPaginator struct { options ListKnowledgeBasesPaginatorOptions client ListKnowledgeBasesAPIClient params *ListKnowledgeBasesInput nextToken *string firstPage bool } // NewListKnowledgeBasesPaginator returns a new ListKnowledgeBasesPaginator func NewListKnowledgeBasesPaginator(client ListKnowledgeBasesAPIClient, params *ListKnowledgeBasesInput, optFns ...func(*ListKnowledgeBasesPaginatorOptions)) *ListKnowledgeBasesPaginator { if params == nil { params = &ListKnowledgeBasesInput{} } options := ListKnowledgeBasesPaginatorOptions{} if params.MaxResults != nil { options.Limit = *params.MaxResults } for _, fn := range optFns { fn(&options) } return &ListKnowledgeBasesPaginator{ options: options, client: client, params: params, firstPage: true, nextToken: params.NextToken, } } // HasMorePages returns a boolean indicating whether more pages are available func (p *ListKnowledgeBasesPaginator) HasMorePages() bool { return p.firstPage || (p.nextToken != nil && len(*p.nextToken) != 0) } // NextPage retrieves the next ListKnowledgeBases page. func (p *ListKnowledgeBasesPaginator) NextPage(ctx context.Context, optFns ...func(*Options)) (*ListKnowledgeBasesOutput, 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.ListKnowledgeBases(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_opListKnowledgeBases(region string) *awsmiddleware.RegisterServiceMetadata { return &awsmiddleware.RegisterServiceMetadata{ Region: region, ServiceID: ServiceID, SigningName: "wisdom", OperationName: "ListKnowledgeBases", } }