1// Code generated by smithy-go-codegen DO NOT EDIT.
2
3package schemas
4
5import (
6	"context"
7	"fmt"
8	awsmiddleware "github.com/aws/aws-sdk-go-v2/aws/middleware"
9	"github.com/aws/aws-sdk-go-v2/aws/signer/v4"
10	"github.com/aws/aws-sdk-go-v2/service/schemas/types"
11	"github.com/aws/smithy-go/middleware"
12	smithyhttp "github.com/aws/smithy-go/transport/http"
13)
14
15// List the discoverers.
16func (c *Client) ListDiscoverers(ctx context.Context, params *ListDiscoverersInput, optFns ...func(*Options)) (*ListDiscoverersOutput, error) {
17	if params == nil {
18		params = &ListDiscoverersInput{}
19	}
20
21	result, metadata, err := c.invokeOperation(ctx, "ListDiscoverers", params, optFns, addOperationListDiscoverersMiddlewares)
22	if err != nil {
23		return nil, err
24	}
25
26	out := result.(*ListDiscoverersOutput)
27	out.ResultMetadata = metadata
28	return out, nil
29}
30
31type ListDiscoverersInput struct {
32
33	// Specifying this limits the results to only those discoverer IDs that start with
34	// the specified prefix.
35	DiscovererIdPrefix *string
36
37	Limit int32
38
39	// The token that specifies the next page of results to return. To request the
40	// first page, leave NextToken empty. The token will expire in 24 hours, and cannot
41	// be shared with other accounts.
42	NextToken *string
43
44	// Specifying this limits the results to only those ARNs that start with the
45	// specified prefix.
46	SourceArnPrefix *string
47}
48
49type ListDiscoverersOutput struct {
50
51	// An array of DiscovererSummary information.
52	Discoverers []types.DiscovererSummary
53
54	// The token that specifies the next page of results to return. To request the
55	// first page, leave NextToken empty. The token will expire in 24 hours, and cannot
56	// be shared with other accounts.
57	NextToken *string
58
59	// Metadata pertaining to the operation's result.
60	ResultMetadata middleware.Metadata
61}
62
63func addOperationListDiscoverersMiddlewares(stack *middleware.Stack, options Options) (err error) {
64	err = stack.Serialize.Add(&awsRestjson1_serializeOpListDiscoverers{}, middleware.After)
65	if err != nil {
66		return err
67	}
68	err = stack.Deserialize.Add(&awsRestjson1_deserializeOpListDiscoverers{}, middleware.After)
69	if err != nil {
70		return err
71	}
72	if err = addSetLoggerMiddleware(stack, options); err != nil {
73		return err
74	}
75	if err = awsmiddleware.AddClientRequestIDMiddleware(stack); err != nil {
76		return err
77	}
78	if err = smithyhttp.AddComputeContentLengthMiddleware(stack); err != nil {
79		return err
80	}
81	if err = addResolveEndpointMiddleware(stack, options); err != nil {
82		return err
83	}
84	if err = v4.AddComputePayloadSHA256Middleware(stack); err != nil {
85		return err
86	}
87	if err = addRetryMiddlewares(stack, options); err != nil {
88		return err
89	}
90	if err = addHTTPSignerV4Middleware(stack, options); err != nil {
91		return err
92	}
93	if err = awsmiddleware.AddRawResponseToMetadata(stack); err != nil {
94		return err
95	}
96	if err = awsmiddleware.AddRecordResponseTiming(stack); err != nil {
97		return err
98	}
99	if err = addClientUserAgent(stack); err != nil {
100		return err
101	}
102	if err = smithyhttp.AddErrorCloseResponseBodyMiddleware(stack); err != nil {
103		return err
104	}
105	if err = smithyhttp.AddCloseResponseBodyMiddleware(stack); err != nil {
106		return err
107	}
108	if err = stack.Initialize.Add(newServiceMetadataMiddleware_opListDiscoverers(options.Region), middleware.Before); err != nil {
109		return err
110	}
111	if err = addRequestIDRetrieverMiddleware(stack); err != nil {
112		return err
113	}
114	if err = addResponseErrorMiddleware(stack); err != nil {
115		return err
116	}
117	if err = addRequestResponseLogging(stack, options); err != nil {
118		return err
119	}
120	return nil
121}
122
123// ListDiscoverersAPIClient is a client that implements the ListDiscoverers
124// operation.
125type ListDiscoverersAPIClient interface {
126	ListDiscoverers(context.Context, *ListDiscoverersInput, ...func(*Options)) (*ListDiscoverersOutput, error)
127}
128
129var _ ListDiscoverersAPIClient = (*Client)(nil)
130
131// ListDiscoverersPaginatorOptions is the paginator options for ListDiscoverers
132type ListDiscoverersPaginatorOptions struct {
133	Limit int32
134
135	// Set to true if pagination should stop if the service returns a pagination token
136	// that matches the most recent token provided to the service.
137	StopOnDuplicateToken bool
138}
139
140// ListDiscoverersPaginator is a paginator for ListDiscoverers
141type ListDiscoverersPaginator struct {
142	options   ListDiscoverersPaginatorOptions
143	client    ListDiscoverersAPIClient
144	params    *ListDiscoverersInput
145	nextToken *string
146	firstPage bool
147}
148
149// NewListDiscoverersPaginator returns a new ListDiscoverersPaginator
150func NewListDiscoverersPaginator(client ListDiscoverersAPIClient, params *ListDiscoverersInput, optFns ...func(*ListDiscoverersPaginatorOptions)) *ListDiscoverersPaginator {
151	if params == nil {
152		params = &ListDiscoverersInput{}
153	}
154
155	options := ListDiscoverersPaginatorOptions{}
156	if params.Limit != 0 {
157		options.Limit = params.Limit
158	}
159
160	for _, fn := range optFns {
161		fn(&options)
162	}
163
164	return &ListDiscoverersPaginator{
165		options:   options,
166		client:    client,
167		params:    params,
168		firstPage: true,
169	}
170}
171
172// HasMorePages returns a boolean indicating whether more pages are available
173func (p *ListDiscoverersPaginator) HasMorePages() bool {
174	return p.firstPage || p.nextToken != nil
175}
176
177// NextPage retrieves the next ListDiscoverers page.
178func (p *ListDiscoverersPaginator) NextPage(ctx context.Context, optFns ...func(*Options)) (*ListDiscoverersOutput, error) {
179	if !p.HasMorePages() {
180		return nil, fmt.Errorf("no more pages available")
181	}
182
183	params := *p.params
184	params.NextToken = p.nextToken
185
186	params.Limit = p.options.Limit
187
188	result, err := p.client.ListDiscoverers(ctx, &params, optFns...)
189	if err != nil {
190		return nil, err
191	}
192	p.firstPage = false
193
194	prevToken := p.nextToken
195	p.nextToken = result.NextToken
196
197	if p.options.StopOnDuplicateToken && prevToken != nil && p.nextToken != nil && *prevToken == *p.nextToken {
198		p.nextToken = nil
199	}
200
201	return result, nil
202}
203
204func newServiceMetadataMiddleware_opListDiscoverers(region string) *awsmiddleware.RegisterServiceMetadata {
205	return &awsmiddleware.RegisterServiceMetadata{
206		Region:        region,
207		ServiceID:     ServiceID,
208		SigningName:   "schemas",
209		OperationName: "ListDiscoverers",
210	}
211}
212