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

package appsync

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

// List the resolvers that are associated with a specific function.
func (c *Client) ListResolversByFunction(ctx context.Context, params *ListResolversByFunctionInput, optFns ...func(*Options)) (*ListResolversByFunctionOutput, error) {
	if params == nil {
		params = &ListResolversByFunctionInput{}
	}

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

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

type ListResolversByFunctionInput struct {

	// The API ID.
	//
	// This member is required.
	ApiId *string

	// The function ID.
	//
	// This member is required.
	FunctionId *string

	// The maximum number of results that you want the request to return.
	MaxResults int32

	// An identifier that was returned from the previous call to this operation, which
	// you can use to return the next set of items in the list.
	NextToken *string

	noSmithyDocumentSerde
}

type ListResolversByFunctionOutput struct {

	// An identifier that you can use to return the next set of items in the list.
	NextToken *string

	// The list of resolvers.
	Resolvers []types.Resolver

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

	noSmithyDocumentSerde
}

func (c *Client) addOperationListResolversByFunctionMiddlewares(stack *middleware.Stack, options Options) (err error) {
	err = stack.Serialize.Add(&awsRestjson1_serializeOpListResolversByFunction{}, middleware.After)
	if err != nil {
		return err
	}
	err = stack.Deserialize.Add(&awsRestjson1_deserializeOpListResolversByFunction{}, 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 = addOpListResolversByFunctionValidationMiddleware(stack); err != nil {
		return err
	}
	if err = stack.Initialize.Add(newServiceMetadataMiddleware_opListResolversByFunction(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_opListResolversByFunction(region string) *awsmiddleware.RegisterServiceMetadata {
	return &awsmiddleware.RegisterServiceMetadata{
		Region:        region,
		ServiceID:     ServiceID,
		SigningName:   "appsync",
		OperationName: "ListResolversByFunction",
	}
}