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

package oam

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"
)

// Returns the current sink policy attached to this sink. The sink policy
// specifies what accounts can attach to this sink as source accounts, and what
// types of data they can share.
func (c *Client) GetSinkPolicy(ctx context.Context, params *GetSinkPolicyInput, optFns ...func(*Options)) (*GetSinkPolicyOutput, error) {
	if params == nil {
		params = &GetSinkPolicyInput{}
	}

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

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

type GetSinkPolicyInput struct {

	// The ARN of the sink to retrieve the policy of.
	//
	// This member is required.
	SinkIdentifier *string

	noSmithyDocumentSerde
}

type GetSinkPolicyOutput struct {

	// The policy that you specified, in JSON format.
	Policy *string

	// The ARN of the sink.
	SinkArn *string

	// The random ID string that Amazon Web Services generated as part of the sink ARN.
	SinkId *string

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

	noSmithyDocumentSerde
}

func (c *Client) addOperationGetSinkPolicyMiddlewares(stack *middleware.Stack, options Options) (err error) {
	err = stack.Serialize.Add(&awsRestjson1_serializeOpGetSinkPolicy{}, middleware.After)
	if err != nil {
		return err
	}
	err = stack.Deserialize.Add(&awsRestjson1_deserializeOpGetSinkPolicy{}, 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 = addOpGetSinkPolicyValidationMiddleware(stack); err != nil {
		return err
	}
	if err = stack.Initialize.Add(newServiceMetadataMiddleware_opGetSinkPolicy(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_opGetSinkPolicy(region string) *awsmiddleware.RegisterServiceMetadata {
	return &awsmiddleware.RegisterServiceMetadata{
		Region:        region,
		ServiceID:     ServiceID,
		SigningName:   "oam",
		OperationName: "GetSinkPolicy",
	}
}