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

package iotanalytics

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

// Retrieves information about a channel.
func (c *Client) DescribeChannel(ctx context.Context, params *DescribeChannelInput, optFns ...func(*Options)) (*DescribeChannelOutput, error) {
	if params == nil {
		params = &DescribeChannelInput{}
	}

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

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

type DescribeChannelInput struct {

	// The name of the channel whose information is retrieved.
	//
	// This member is required.
	ChannelName *string

	// If true, additional statistical information about the channel is included in
	// the response. This feature can't be used with a channel whose S3 storage is
	// customer-managed.
	IncludeStatistics bool

	noSmithyDocumentSerde
}

type DescribeChannelOutput struct {

	// An object that contains information about the channel.
	Channel *types.Channel

	// Statistics about the channel. Included if the includeStatistics parameter is
	// set to true in the request.
	Statistics *types.ChannelStatistics

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

	noSmithyDocumentSerde
}

func (c *Client) addOperationDescribeChannelMiddlewares(stack *middleware.Stack, options Options) (err error) {
	err = stack.Serialize.Add(&awsRestjson1_serializeOpDescribeChannel{}, middleware.After)
	if err != nil {
		return err
	}
	err = stack.Deserialize.Add(&awsRestjson1_deserializeOpDescribeChannel{}, 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 = addOpDescribeChannelValidationMiddleware(stack); err != nil {
		return err
	}
	if err = stack.Initialize.Add(newServiceMetadataMiddleware_opDescribeChannel(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_opDescribeChannel(region string) *awsmiddleware.RegisterServiceMetadata {
	return &awsmiddleware.RegisterServiceMetadata{
		Region:        region,
		ServiceID:     ServiceID,
		SigningName:   "iotanalytics",
		OperationName: "DescribeChannel",
	}
}