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

package wellarchitected

import (
	"context"
	"fmt"
	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/wellarchitected/types"
	"github.com/aws/smithy-go/middleware"
	smithyhttp "github.com/aws/smithy-go/transport/http"
)

// List the lens shares associated with the lens.
func (c *Client) ListLensShares(ctx context.Context, params *ListLensSharesInput, optFns ...func(*Options)) (*ListLensSharesOutput, error) {
	if params == nil {
		params = &ListLensSharesInput{}
	}

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

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

type ListLensSharesInput struct {

	// The alias of the lens. For Amazon Web Services official lenses, this is either
	// the lens alias, such as serverless , or the lens ARN, such as
	// arn:aws:wellarchitected:us-east-1::lens/serverless . Note that some operations
	// (such as ExportLens and CreateLensShare) are not permitted on Amazon Web
	// Services official lenses. For custom lenses, this is the lens ARN, such as
	// arn:aws:wellarchitected:us-west-2:123456789012:lens/0123456789abcdef01234567890abcdef
	// . Each lens is identified by its LensSummary$LensAlias .
	//
	// This member is required.
	LensAlias *string

	// The maximum number of results to return for this request.
	MaxResults int32

	// The token to use to retrieve the next set of results.
	NextToken *string

	// The Amazon Web Services account ID, IAM role, organization ID, or
	// organizational unit (OU) ID with which the lens is shared.
	SharedWithPrefix *string

	// The status of the share request.
	Status types.ShareStatus

	noSmithyDocumentSerde
}

type ListLensSharesOutput struct {

	// A list of lens share summaries.
	LensShareSummaries []types.LensShareSummary

	// The token to use to retrieve the next set of results.
	NextToken *string

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

	noSmithyDocumentSerde
}

func (c *Client) addOperationListLensSharesMiddlewares(stack *middleware.Stack, options Options) (err error) {
	err = stack.Serialize.Add(&awsRestjson1_serializeOpListLensShares{}, middleware.After)
	if err != nil {
		return err
	}
	err = stack.Deserialize.Add(&awsRestjson1_deserializeOpListLensShares{}, 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 = addOpListLensSharesValidationMiddleware(stack); err != nil {
		return err
	}
	if err = stack.Initialize.Add(newServiceMetadataMiddleware_opListLensShares(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
}

// ListLensSharesAPIClient is a client that implements the ListLensShares
// operation.
type ListLensSharesAPIClient interface {
	ListLensShares(context.Context, *ListLensSharesInput, ...func(*Options)) (*ListLensSharesOutput, error)
}

var _ ListLensSharesAPIClient = (*Client)(nil)

// ListLensSharesPaginatorOptions is the paginator options for ListLensShares
type ListLensSharesPaginatorOptions struct {
	// The maximum number of results to return for this request.
	Limit int32

	// Set to true if pagination should stop if the service returns a pagination token
	// that matches the most recent token provided to the service.
	StopOnDuplicateToken bool
}

// ListLensSharesPaginator is a paginator for ListLensShares
type ListLensSharesPaginator struct {
	options   ListLensSharesPaginatorOptions
	client    ListLensSharesAPIClient
	params    *ListLensSharesInput
	nextToken *string
	firstPage bool
}

// NewListLensSharesPaginator returns a new ListLensSharesPaginator
func NewListLensSharesPaginator(client ListLensSharesAPIClient, params *ListLensSharesInput, optFns ...func(*ListLensSharesPaginatorOptions)) *ListLensSharesPaginator {
	if params == nil {
		params = &ListLensSharesInput{}
	}

	options := ListLensSharesPaginatorOptions{}
	if params.MaxResults != 0 {
		options.Limit = params.MaxResults
	}

	for _, fn := range optFns {
		fn(&options)
	}

	return &ListLensSharesPaginator{
		options:   options,
		client:    client,
		params:    params,
		firstPage: true,
		nextToken: params.NextToken,
	}
}

// HasMorePages returns a boolean indicating whether more pages are available
func (p *ListLensSharesPaginator) HasMorePages() bool {
	return p.firstPage || (p.nextToken != nil && len(*p.nextToken) != 0)
}

// NextPage retrieves the next ListLensShares page.
func (p *ListLensSharesPaginator) NextPage(ctx context.Context, optFns ...func(*Options)) (*ListLensSharesOutput, error) {
	if !p.HasMorePages() {
		return nil, fmt.Errorf("no more pages available")
	}

	params := *p.params
	params.NextToken = p.nextToken

	params.MaxResults = p.options.Limit

	result, err := p.client.ListLensShares(ctx, &params, optFns...)
	if err != nil {
		return nil, err
	}
	p.firstPage = false

	prevToken := p.nextToken
	p.nextToken = result.NextToken

	if p.options.StopOnDuplicateToken &&
		prevToken != nil &&
		p.nextToken != nil &&
		*prevToken == *p.nextToken {
		p.nextToken = nil
	}

	return result, nil
}

func newServiceMetadataMiddleware_opListLensShares(region string) *awsmiddleware.RegisterServiceMetadata {
	return &awsmiddleware.RegisterServiceMetadata{
		Region:        region,
		ServiceID:     ServiceID,
		SigningName:   "wellarchitected",
		OperationName: "ListLensShares",
	}
}