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

package iot

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

// Returns information about a billing group. Requires permission to access the
// DescribeBillingGroup (https://docs.aws.amazon.com/service-authorization/latest/reference/list_awsiot.html#awsiot-actions-as-permissions)
// action.
func (c *Client) DescribeBillingGroup(ctx context.Context, params *DescribeBillingGroupInput, optFns ...func(*Options)) (*DescribeBillingGroupOutput, error) {
	if params == nil {
		params = &DescribeBillingGroupInput{}
	}

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

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

type DescribeBillingGroupInput struct {

	// The name of the billing group.
	//
	// This member is required.
	BillingGroupName *string

	noSmithyDocumentSerde
}

type DescribeBillingGroupOutput struct {

	// The ARN of the billing group.
	BillingGroupArn *string

	// The ID of the billing group.
	BillingGroupId *string

	// Additional information about the billing group.
	BillingGroupMetadata *types.BillingGroupMetadata

	// The name of the billing group.
	BillingGroupName *string

	// The properties of the billing group.
	BillingGroupProperties *types.BillingGroupProperties

	// The version of the billing group.
	Version int64

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

	noSmithyDocumentSerde
}

func (c *Client) addOperationDescribeBillingGroupMiddlewares(stack *middleware.Stack, options Options) (err error) {
	err = stack.Serialize.Add(&awsRestjson1_serializeOpDescribeBillingGroup{}, middleware.After)
	if err != nil {
		return err
	}
	err = stack.Deserialize.Add(&awsRestjson1_deserializeOpDescribeBillingGroup{}, 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 = addOpDescribeBillingGroupValidationMiddleware(stack); err != nil {
		return err
	}
	if err = stack.Initialize.Add(newServiceMetadataMiddleware_opDescribeBillingGroup(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_opDescribeBillingGroup(region string) *awsmiddleware.RegisterServiceMetadata {
	return &awsmiddleware.RegisterServiceMetadata{
		Region:        region,
		ServiceID:     ServiceID,
		SigningName:   "iot",
		OperationName: "DescribeBillingGroup",
	}
}