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

package robomaker

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

// Returns a list of fleets. You can optionally provide filters to retrieve
// specific fleets. This API will no longer be supported as of May 2, 2022. Use it
// to remove resources that were created for Deployment Service.
//
// Deprecated: Support for the AWS RoboMaker application deployment feature has
// ended. For additional information, see
// https://docs.aws.amazon.com/robomaker/latest/dg/fleets.html.
func (c *Client) ListFleets(ctx context.Context, params *ListFleetsInput, optFns ...func(*Options)) (*ListFleetsOutput, error) {
	if params == nil {
		params = &ListFleetsInput{}
	}

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

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

type ListFleetsInput struct {

	// Optional filters to limit results. The filter name name is supported. When
	// filtering, you must use the complete value of the filtered item. You can use up
	// to three filters.
	Filters []types.Filter

	// When this parameter is used, ListFleets only returns maxResults results in a
	// single page along with a nextToken response element. The remaining results of
	// the initial request can be seen by sending another ListFleets request with the
	// returned nextToken value. This value can be between 1 and 200. If this
	// parameter is not used, then ListFleets returns up to 200 results and a nextToken
	// value if applicable.
	MaxResults *int32

	// If the previous paginated request did not return all of the remaining results,
	// the response object's nextToken parameter value is set to a token. To retrieve
	// the next set of results, call ListFleets again and assign that token to the
	// request object's nextToken parameter. If there are no remaining results, the
	// previous response object's NextToken parameter is set to null. This token should
	// be treated as an opaque identifier that is only used to retrieve the next items
	// in a list and not for other programmatic purposes.
	NextToken *string

	noSmithyDocumentSerde
}

type ListFleetsOutput struct {

	// A list of fleet details meeting the request criteria.
	FleetDetails []types.Fleet

	// If the previous paginated request did not return all of the remaining results,
	// the response object's nextToken parameter value is set to a token. To retrieve
	// the next set of results, call ListFleets again and assign that token to the
	// request object's nextToken parameter. If there are no remaining results, the
	// previous response object's NextToken parameter is set to null.
	NextToken *string

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

	noSmithyDocumentSerde
}

func (c *Client) addOperationListFleetsMiddlewares(stack *middleware.Stack, options Options) (err error) {
	if err := stack.Serialize.Add(&setOperationInputMiddleware{}, middleware.After); err != nil {
		return err
	}
	err = stack.Serialize.Add(&awsRestjson1_serializeOpListFleets{}, middleware.After)
	if err != nil {
		return err
	}
	err = stack.Deserialize.Add(&awsRestjson1_deserializeOpListFleets{}, middleware.After)
	if err != nil {
		return err
	}
	if err := addProtocolFinalizerMiddlewares(stack, options, "ListFleets"); 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 = 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 = 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 = addSetLegacyContextSigningOptionsMiddleware(stack); err != nil {
		return err
	}
	if err = stack.Initialize.Add(newServiceMetadataMiddleware_opListFleets(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
	}
	if err = addDisableHTTPSMiddleware(stack, options); err != nil {
		return err
	}
	return nil
}

// ListFleetsAPIClient is a client that implements the ListFleets operation.
type ListFleetsAPIClient interface {
	ListFleets(context.Context, *ListFleetsInput, ...func(*Options)) (*ListFleetsOutput, error)
}

var _ ListFleetsAPIClient = (*Client)(nil)

// ListFleetsPaginatorOptions is the paginator options for ListFleets
type ListFleetsPaginatorOptions struct {
	// When this parameter is used, ListFleets only returns maxResults results in a
	// single page along with a nextToken response element. The remaining results of
	// the initial request can be seen by sending another ListFleets request with the
	// returned nextToken value. This value can be between 1 and 200. If this
	// parameter is not used, then ListFleets returns up to 200 results and a nextToken
	// value if applicable.
	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
}

// ListFleetsPaginator is a paginator for ListFleets
type ListFleetsPaginator struct {
	options   ListFleetsPaginatorOptions
	client    ListFleetsAPIClient
	params    *ListFleetsInput
	nextToken *string
	firstPage bool
}

// NewListFleetsPaginator returns a new ListFleetsPaginator
func NewListFleetsPaginator(client ListFleetsAPIClient, params *ListFleetsInput, optFns ...func(*ListFleetsPaginatorOptions)) *ListFleetsPaginator {
	if params == nil {
		params = &ListFleetsInput{}
	}

	options := ListFleetsPaginatorOptions{}
	if params.MaxResults != nil {
		options.Limit = *params.MaxResults
	}

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

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

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

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

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

	var limit *int32
	if p.options.Limit > 0 {
		limit = &p.options.Limit
	}
	params.MaxResults = limit

	result, err := p.client.ListFleets(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_opListFleets(region string) *awsmiddleware.RegisterServiceMetadata {
	return &awsmiddleware.RegisterServiceMetadata{
		Region:        region,
		ServiceID:     ServiceID,
		OperationName: "ListFleets",
	}
}