// Code generated by smithy-go-codegen DO NOT EDIT.

package dax

import (
	"context"
	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/dax/types"
	"github.com/aws/smithy-go/middleware"
	smithyhttp "github.com/aws/smithy-go/transport/http"
)

// Returns information about all provisioned DAX clusters if no cluster identifier
// is specified, or about a specific DAX cluster if a cluster identifier is
// supplied. If the cluster is in the CREATING state, only cluster level
// information will be displayed until all of the nodes are successfully
// provisioned. If the cluster is in the DELETING state, only cluster level
// information will be displayed. If nodes are currently being added to the DAX
// cluster, node endpoint information and creation time for the additional nodes
// will not be displayed until they are completely provisioned. When the DAX
// cluster state is available, the cluster is ready for use. If nodes are currently
// being removed from the DAX cluster, no endpoint information for the removed
// nodes is displayed.
func (c *Client) DescribeClusters(ctx context.Context, params *DescribeClustersInput, optFns ...func(*Options)) (*DescribeClustersOutput, error) {
	if params == nil {
		params = &DescribeClustersInput{}
	}

	result, metadata, err := c.invokeOperation(ctx, "DescribeClusters", params, optFns, c.addOperationDescribeClustersMiddlewares)
	if err != nil {
		return nil, err
	}

	out := result.(*DescribeClustersOutput)
	out.ResultMetadata = metadata
	return out, nil
}

type DescribeClustersInput struct {

	// The names of the DAX clusters being described.
	ClusterNames []string

	// The maximum number of results to include in the response. If more results exist
	// than the specified MaxResults value, a token is included in the response so
	// that the remaining results can be retrieved. The value for MaxResults must be
	// between 20 and 100.
	MaxResults *int32

	// An optional token returned from a prior request. Use this token for pagination
	// of results from this action. If this parameter is specified, the response
	// includes only results beyond the token, up to the value specified by MaxResults .
	NextToken *string

	noSmithyDocumentSerde
}

type DescribeClustersOutput struct {

	// The descriptions of your DAX clusters, in response to a DescribeClusters
	// request.
	Clusters []types.Cluster

	// Provides an identifier to allow retrieval of paginated results.
	NextToken *string

	// Metadata pertaining to the operation's result.
	ResultMetadata middleware.Metadata

	noSmithyDocumentSerde
}

func (c *Client) addOperationDescribeClustersMiddlewares(stack *middleware.Stack, options Options) (err error) {
	err = stack.Serialize.Add(&awsAwsjson11_serializeOpDescribeClusters{}, middleware.After)
	if err != nil {
		return err
	}
	err = stack.Deserialize.Add(&awsAwsjson11_deserializeOpDescribeClusters{}, 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_opDescribeClusters(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
}

func newServiceMetadataMiddleware_opDescribeClusters(region string) *awsmiddleware.RegisterServiceMetadata {
	return &awsmiddleware.RegisterServiceMetadata{
		Region:        region,
		ServiceID:     ServiceID,
		SigningName:   "dax",
		OperationName: "DescribeClusters",
	}
}