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

package opsworks

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/opsworks/types"
	"github.com/aws/smithy-go/middleware"
	smithyhttp "github.com/aws/smithy-go/transport/http"
)

// Describes the available AWS OpsWorks Stacks agent versions. You must specify a
// stack ID or a configuration manager. DescribeAgentVersions returns a list of
// available agent versions for the specified stack or configuration manager.
func (c *Client) DescribeAgentVersions(ctx context.Context, params *DescribeAgentVersionsInput, optFns ...func(*Options)) (*DescribeAgentVersionsOutput, error) {
	if params == nil {
		params = &DescribeAgentVersionsInput{}
	}

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

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

type DescribeAgentVersionsInput struct {

	// The configuration manager.
	ConfigurationManager *types.StackConfigurationManager

	// The stack ID.
	StackId *string

	noSmithyDocumentSerde
}

// Contains the response to a DescribeAgentVersions request.
type DescribeAgentVersionsOutput struct {

	// The agent versions for the specified stack or configuration manager. Note that
	// this value is the complete version number, not the abbreviated number used by
	// the console.
	AgentVersions []types.AgentVersion

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

	noSmithyDocumentSerde
}

func (c *Client) addOperationDescribeAgentVersionsMiddlewares(stack *middleware.Stack, options Options) (err error) {
	err = stack.Serialize.Add(&awsAwsjson11_serializeOpDescribeAgentVersions{}, middleware.After)
	if err != nil {
		return err
	}
	err = stack.Deserialize.Add(&awsAwsjson11_deserializeOpDescribeAgentVersions{}, 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_opDescribeAgentVersions(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_opDescribeAgentVersions(region string) *awsmiddleware.RegisterServiceMetadata {
	return &awsmiddleware.RegisterServiceMetadata{
		Region:        region,
		ServiceID:     ServiceID,
		SigningName:   "opsworks",
		OperationName: "DescribeAgentVersions",
	}
}