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

package oam

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

// Returns complete information about one link.
//
// To use this operation, provide the link ARN. To retrieve a list of link ARNs,
// use [ListLinks].
//
// [ListLinks]: https://docs.aws.amazon.com/OAM/latest/APIReference/API_ListLinks.html
func (c *Client) GetLink(ctx context.Context, params *GetLinkInput, optFns ...func(*Options)) (*GetLinkOutput, error) {
	if params == nil {
		params = &GetLinkInput{}
	}

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

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

type GetLinkInput struct {

	// The ARN of the link to retrieve information for.
	//
	// This member is required.
	Identifier *string

	// Specifies whether to include the tags associated with the link in the response.
	// When IncludeTags is set to true and the caller has the required permission,
	// oam:ListTagsForResource , the API will return the tags for the specified
	// resource. If the caller doesn't have the required permission,
	// oam:ListTagsForResource , the API will raise an exception.
	//
	// The default value is false .
	IncludeTags *bool

	noSmithyDocumentSerde
}

type GetLinkOutput struct {

	// The ARN of the link.
	Arn *string

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

	// The label that you assigned to this link, with the variables resolved to their
	// actual values.
	Label *string

	// The exact label template that was specified when the link was created, with the
	// template variables not resolved.
	LabelTemplate *string

	// This structure includes filters that specify which metric namespaces and which
	// log groups are shared from the source account to the monitoring account.
	LinkConfiguration *types.LinkConfiguration

	// The resource types supported by this link.
	ResourceTypes []string

	// The ARN of the sink that is used for this link.
	SinkArn *string

	// The tags assigned to the link.
	Tags map[string]string

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

	noSmithyDocumentSerde
}

func (c *Client) addOperationGetLinkMiddlewares(stack *middleware.Stack, options Options) (err error) {
	if err := stack.Serialize.Add(&setOperationInputMiddleware{}, middleware.After); err != nil {
		return err
	}
	err = stack.Serialize.Add(&awsRestjson1_serializeOpGetLink{}, middleware.After)
	if err != nil {
		return err
	}
	err = stack.Deserialize.Add(&awsRestjson1_deserializeOpGetLink{}, middleware.After)
	if err != nil {
		return err
	}
	if err := addProtocolFinalizerMiddlewares(stack, options, "GetLink"); 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 = addSpanRetryLoop(stack, options); 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 = addTimeOffsetBuild(stack, c); err != nil {
		return err
	}
	if err = addUserAgentRetryMode(stack, options); err != nil {
		return err
	}
	if err = addCredentialSource(stack, options); err != nil {
		return err
	}
	if err = addOpGetLinkValidationMiddleware(stack); err != nil {
		return err
	}
	if err = stack.Initialize.Add(newServiceMetadataMiddleware_opGetLink(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
	}
	if err = addSpanInitializeStart(stack); err != nil {
		return err
	}
	if err = addSpanInitializeEnd(stack); err != nil {
		return err
	}
	if err = addSpanBuildRequestStart(stack); err != nil {
		return err
	}
	if err = addSpanBuildRequestEnd(stack); err != nil {
		return err
	}
	return nil
}

func newServiceMetadataMiddleware_opGetLink(region string) *awsmiddleware.RegisterServiceMetadata {
	return &awsmiddleware.RegisterServiceMetadata{
		Region:        region,
		ServiceID:     ServiceID,
		OperationName: "GetLink",
	}
}