// 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 a list of subnet group descriptions. If a subnet group name is
// specified, the list will contain only the description of that group.
func (c *Client) DescribeSubnetGroups(ctx context.Context, params *DescribeSubnetGroupsInput, optFns ...func(*Options)) (*DescribeSubnetGroupsOutput, error) {
	if params == nil {
		params = &DescribeSubnetGroupsInput{}
	}

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

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

type DescribeSubnetGroupsInput struct {

	// 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

	// The name of the subnet group.
	SubnetGroupNames []string

	noSmithyDocumentSerde
}

type DescribeSubnetGroupsOutput struct {

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

	// An array of subnet groups. Each element in the array represents a single subnet
	// group.
	SubnetGroups []types.SubnetGroup

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

	noSmithyDocumentSerde
}

func (c *Client) addOperationDescribeSubnetGroupsMiddlewares(stack *middleware.Stack, options Options) (err error) {
	err = stack.Serialize.Add(&awsAwsjson11_serializeOpDescribeSubnetGroups{}, middleware.After)
	if err != nil {
		return err
	}
	err = stack.Deserialize.Add(&awsAwsjson11_deserializeOpDescribeSubnetGroups{}, 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_opDescribeSubnetGroups(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_opDescribeSubnetGroups(region string) *awsmiddleware.RegisterServiceMetadata {
	return &awsmiddleware.RegisterServiceMetadata{
		Region:        region,
		ServiceID:     ServiceID,
		SigningName:   "dax",
		OperationName: "DescribeSubnetGroups",
	}
}