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

package opsworkscm

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

// Manually starts server maintenance. This command can be useful if an earlier
// maintenance attempt failed, and the underlying cause of maintenance failure has
// been resolved. The server is in an UNDER_MAINTENANCE state while maintenance is
// in progress. Maintenance can only be started on servers in HEALTHY and UNHEALTHY
// states. Otherwise, an InvalidStateException is thrown. A
// ResourceNotFoundException is thrown when the server does not exist. A
// ValidationException is raised when parameters of the request are not valid.
func (c *Client) StartMaintenance(ctx context.Context, params *StartMaintenanceInput, optFns ...func(*Options)) (*StartMaintenanceOutput, error) {
	if params == nil {
		params = &StartMaintenanceInput{}
	}

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

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

type StartMaintenanceInput struct {

	// The name of the server on which to run maintenance.
	//
	// This member is required.
	ServerName *string

	// Engine attributes that are specific to the server on which you want to run
	// maintenance. Attributes accepted in a StartMaintenance request for Chef
	//   - CHEF_MAJOR_UPGRADE : If a Chef Automate server is eligible for upgrade to
	//   Chef Automate 2, add this engine attribute to a StartMaintenance request and
	//   set the value to true to upgrade the server to Chef Automate 2. For more
	//   information, see Upgrade an AWS OpsWorks for Chef Automate Server to Chef
	//   Automate 2 (https://docs.aws.amazon.com/opsworks/latest/userguide/opscm-a2upgrade.html)
	//   .
	EngineAttributes []types.EngineAttribute

	noSmithyDocumentSerde
}

type StartMaintenanceOutput struct {

	// Contains the response to a StartMaintenance request.
	Server *types.Server

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

	noSmithyDocumentSerde
}

func (c *Client) addOperationStartMaintenanceMiddlewares(stack *middleware.Stack, options Options) (err error) {
	err = stack.Serialize.Add(&awsAwsjson11_serializeOpStartMaintenance{}, middleware.After)
	if err != nil {
		return err
	}
	err = stack.Deserialize.Add(&awsAwsjson11_deserializeOpStartMaintenance{}, 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 = addOpStartMaintenanceValidationMiddleware(stack); err != nil {
		return err
	}
	if err = stack.Initialize.Add(newServiceMetadataMiddleware_opStartMaintenance(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_opStartMaintenance(region string) *awsmiddleware.RegisterServiceMetadata {
	return &awsmiddleware.RegisterServiceMetadata{
		Region:        region,
		ServiceID:     ServiceID,
		SigningName:   "opsworks-cm",
		OperationName: "StartMaintenance",
	}
}