You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: api_op_DeleteSlackWorkspaceAuthorization.go
    path of file: ./repos/aws-sdk-go-v2/service/chatbot
    
    the code of the file until where you have to start completion: // Code generated by smithy-go-codegen DO NOT EDIT.

package chatbot

import (
	"context"
	"fmt"
	awsmiddleware "github.com/aws/aws-sdk-go-v2/aws/middleware"
	"github.com/aws/smithy-go/middleware"
	smithyhttp "github.com/aws/smithy-go/transport/http"
)

// Deletes the Slack workspace authorization that allows channels to be configured
// in that workspace. This requires all configured channels in the workspace to be
// deleted.
func (c *Client) DeleteSlackWorkspaceAuthorization(ctx context.Context, params *DeleteSlackWorkspaceAuthorizationInput, optFns ...func(*Options)) (*DeleteSlackWorkspaceAuthorizationOutput, error) {
	if params == nil {
		params = &DeleteSlackWorkspaceAuthorizationInput{}
	}

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

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

type DeleteSlackWorkspaceAuthorizationInput struct {

	// The ID of the Slack workspace authorized with AWS Chatbot.
	//
	// This member is required.
	SlackTeamId *string

	noSmithyDocumentSerde
}

type DeleteSlackWorkspaceAuthorizationOutput struct {
	// Metadata pertaining to the operation's result.
	ResultMetadata middleware.Metadata

	noSmithyDocumentSerde
}

func (c *Client) addOperationDeleteSlackWorkspaceAuthorizationMiddlewares(stack *middleware.Stack, options Options) (err error) {
	if err := stack.Serialize.Add(&setOperationInputMiddleware{}, middleware.After); err != nil {
		return err
	}
	err = stack.Serialize.Add(&awsRestjson1_serializeOpDeleteSlackWorkspaceAuthorization{}, middleware.After)
	if err != nil {
		return err
	}
	err = stack.Deserialize.Add(&awsRest
    
func (c *Client) addOperationDeleteSlackWorkspaceAuthorizationMiddlewares(stack *middleware.Stack, options Options) (err error) {
	if err := stack.Serialize.Add(&setOperationInputMiddleware{}, middleware.After); err != nil {
		return err
	}
	err = stack.Serialize.Add(&awsRestjson1_serializeOpDeleteSlackWorkspaceAuthorization{}, middleware.After)
	if err != nil {
		return err
	}
	err = stack.Deserialize.Add(&awsRestjson1_deserializeOpDeleteSlackWorkspaceAuthorization{}, middleware.After)
	if err != nil {
		return err
	}
	if err := addProtocolFinalizerMiddlewares(stack, options, "DeleteSlackWorkspaceAuthorization"); err != nil {
		return fmt.Errorf("add protocol finalizers: %v", err)
	}

	if err = addlegacyEndpointContextSetter(stack, options); err != nil {
		return err
	}
	if err = addSetLoggerMiddleware(stack, options); err != nil {
		return err
	}
	if err = addClientRequestID(stack); err != nil {
		return err
	}
	if err = addComputeContentLength(stack); err != nil {
		return err
	}
	if err = addResolveEndpointMiddleware(stack, options); err != nil {
		return err
	}
	if err = addComputePayloadSHA256(stack); err != nil {
		return err
	}
	if err = addRetry(stack, options); err != nil {
		return err
	}
	if err = addRawResponseToMetadata(stack); err != nil {
		return err
	}
	if err = 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 = addSetLegacyContextSigningOptionsMiddleware(stack); err != nil {
		return err
	}
	if err = addOpDeleteSlackWorkspaceAuthorizationValidationMiddleware(stack); err != nil {
		return err
	}
	if err = stack.Initialize.Add(newServiceMetadataMiddleware_opDeleteSlackWorkspaceAuthorization(options.Region), middleware.Before); err != nil {
		return err
	}
	if err = 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
	}
	if err = addDisableHTTPSMiddleware(stack, options); err != nil {
		return err
	}
	return nil
}