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

package lambda

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

// Deletes a Lambda function. To delete a specific function version, use the
// Qualifier parameter. Otherwise, all versions and aliases are deleted. This
// doesn't require the user to have explicit permissions for DeleteAlias . To
// delete Lambda event source mappings that invoke a function, use
// DeleteEventSourceMapping . For Amazon Web Services and resources that invoke
// your function directly, delete the trigger in the service where you originally
// configured it.
func (c *Client) DeleteFunction(ctx context.Context, params *DeleteFunctionInput, optFns ...func(*Options)) (*DeleteFunctionOutput, error) {
	if params == nil {
		params = &DeleteFunctionInput{}
	}

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

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

type DeleteFunctionInput struct {

	// The name of the Lambda function or version. Name formats
	//   - Function name – my-function (name-only), my-function:1 (with version).
	//   - Function ARN – arn:aws:lambda:us-west-2:123456789012:function:my-function .
	//   - Partial ARN – 123456789012:function:my-function .
	// You can append a version number or alias to any of the formats. The length
	// constraint applies only to the full ARN. If you specify only the function name,
	// it is limited to 64 characters in length.
	//
	// This member is required.
	FunctionName *string

	// Specify a version to delete. You can't delete a version that an alias
	// references.
	Qualifier *string

	noSmithyDocumentSerde
}

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

	noSmithyDocumentSerde
}

func (c *Client) addOperationDeleteFunctionMiddlewares(stack *middleware.Stack, options Options) (err error) {
	err = stack.Serialize.Add(&awsRestjson1_serializeOpDeleteFunction{}, middleware.After)
	if err != nil {
		return err
	}
	err = stack.Deserialize.Add(&awsRestjson1_deserializeOpDeleteFunction{}, 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 = addOpDeleteFunctionValidationMiddleware(stack); err != nil {
		return err
	}
	if err = stack.Initialize.Add(newServiceMetadataMiddleware_opDeleteFunction(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_opDeleteFunction(region string) *awsmiddleware.RegisterServiceMetadata {
	return &awsmiddleware.RegisterServiceMetadata{
		Region:        region,
		ServiceID:     ServiceID,
		SigningName:   "lambda",
		OperationName: "DeleteFunction",
	}
}