1// Code generated by smithy-go-codegen DO NOT EDIT.
2
3package iotthingsgraph
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/iotthingsgraph/types"
11	"github.com/aws/smithy-go/middleware"
12	smithyhttp "github.com/aws/smithy-go/transport/http"
13)
14
15// Searches for things associated with the specified entity. You can search by both
16// device and device model. For example, if two different devices, camera1 and
17// camera2, implement the camera device model, the user can associate thing1 to
18// camera1 and thing2 to camera2. SearchThings(camera2) will return only thing2,
19// but SearchThings(camera) will return both thing1 and thing2. This action
20// searches for exact matches and doesn't perform partial text matching.
21func (c *Client) SearchThings(ctx context.Context, params *SearchThingsInput, optFns ...func(*Options)) (*SearchThingsOutput, error) {
22	if params == nil {
23		params = &SearchThingsInput{}
24	}
25
26	result, metadata, err := c.invokeOperation(ctx, "SearchThings", params, optFns, addOperationSearchThingsMiddlewares)
27	if err != nil {
28		return nil, err
29	}
30
31	out := result.(*SearchThingsOutput)
32	out.ResultMetadata = metadata
33	return out, nil
34}
35
36type SearchThingsInput struct {
37
38	// The ID of the entity to which the things are associated. The IDs should be in
39	// the following format. urn:tdm:REGION/ACCOUNT ID/default:device:DEVICENAME
40	//
41	// This member is required.
42	EntityId *string
43
44	// The maximum number of results to return in the response.
45	MaxResults *int32
46
47	// The version of the user's namespace. Defaults to the latest version of the
48	// user's namespace.
49	NamespaceVersion *int64
50
51	// The string that specifies the next page of results. Use this when you're
52	// paginating results.
53	NextToken *string
54}
55
56type SearchThingsOutput struct {
57
58	// The string to specify as nextToken when you request the next page of results.
59	NextToken *string
60
61	// An array of things in the result set.
62	Things []types.Thing
63
64	// Metadata pertaining to the operation's result.
65	ResultMetadata middleware.Metadata
66}
67
68func addOperationSearchThingsMiddlewares(stack *middleware.Stack, options Options) (err error) {
69	err = stack.Serialize.Add(&awsAwsjson11_serializeOpSearchThings{}, middleware.After)
70	if err != nil {
71		return err
72	}
73	err = stack.Deserialize.Add(&awsAwsjson11_deserializeOpSearchThings{}, middleware.After)
74	if err != nil {
75		return err
76	}
77	if err = addSetLoggerMiddleware(stack, options); err != nil {
78		return err
79	}
80	if err = awsmiddleware.AddClientRequestIDMiddleware(stack); err != nil {
81		return err
82	}
83	if err = smithyhttp.AddComputeContentLengthMiddleware(stack); err != nil {
84		return err
85	}
86	if err = addResolveEndpointMiddleware(stack, options); err != nil {
87		return err
88	}
89	if err = v4.AddComputePayloadSHA256Middleware(stack); err != nil {
90		return err
91	}
92	if err = addRetryMiddlewares(stack, options); err != nil {
93		return err
94	}
95	if err = addHTTPSignerV4Middleware(stack, options); err != nil {
96		return err
97	}
98	if err = awsmiddleware.AddRawResponseToMetadata(stack); err != nil {
99		return err
100	}
101	if err = awsmiddleware.AddRecordResponseTiming(stack); err != nil {
102		return err
103	}
104	if err = addClientUserAgent(stack); err != nil {
105		return err
106	}
107	if err = smithyhttp.AddErrorCloseResponseBodyMiddleware(stack); err != nil {
108		return err
109	}
110	if err = smithyhttp.AddCloseResponseBodyMiddleware(stack); err != nil {
111		return err
112	}
113	if err = addOpSearchThingsValidationMiddleware(stack); err != nil {
114		return err
115	}
116	if err = stack.Initialize.Add(newServiceMetadataMiddleware_opSearchThings(options.Region), middleware.Before); err != nil {
117		return err
118	}
119	if err = addRequestIDRetrieverMiddleware(stack); err != nil {
120		return err
121	}
122	if err = addResponseErrorMiddleware(stack); err != nil {
123		return err
124	}
125	if err = addRequestResponseLogging(stack, options); err != nil {
126		return err
127	}
128	return nil
129}
130
131// SearchThingsAPIClient is a client that implements the SearchThings operation.
132type SearchThingsAPIClient interface {
133	SearchThings(context.Context, *SearchThingsInput, ...func(*Options)) (*SearchThingsOutput, error)
134}
135
136var _ SearchThingsAPIClient = (*Client)(nil)
137
138// SearchThingsPaginatorOptions is the paginator options for SearchThings
139type SearchThingsPaginatorOptions struct {
140	// The maximum number of results to return in the response.
141	Limit int32
142
143	// Set to true if pagination should stop if the service returns a pagination token
144	// that matches the most recent token provided to the service.
145	StopOnDuplicateToken bool
146}
147
148// SearchThingsPaginator is a paginator for SearchThings
149type SearchThingsPaginator struct {
150	options   SearchThingsPaginatorOptions
151	client    SearchThingsAPIClient
152	params    *SearchThingsInput
153	nextToken *string
154	firstPage bool
155}
156
157// NewSearchThingsPaginator returns a new SearchThingsPaginator
158func NewSearchThingsPaginator(client SearchThingsAPIClient, params *SearchThingsInput, optFns ...func(*SearchThingsPaginatorOptions)) *SearchThingsPaginator {
159	options := SearchThingsPaginatorOptions{}
160	if params.MaxResults != nil {
161		options.Limit = *params.MaxResults
162	}
163
164	for _, fn := range optFns {
165		fn(&options)
166	}
167
168	if params == nil {
169		params = &SearchThingsInput{}
170	}
171
172	return &SearchThingsPaginator{
173		options:   options,
174		client:    client,
175		params:    params,
176		firstPage: true,
177	}
178}
179
180// HasMorePages returns a boolean indicating whether more pages are available
181func (p *SearchThingsPaginator) HasMorePages() bool {
182	return p.firstPage || p.nextToken != nil
183}
184
185// NextPage retrieves the next SearchThings page.
186func (p *SearchThingsPaginator) NextPage(ctx context.Context, optFns ...func(*Options)) (*SearchThingsOutput, error) {
187	if !p.HasMorePages() {
188		return nil, fmt.Errorf("no more pages available")
189	}
190
191	params := *p.params
192	params.NextToken = p.nextToken
193
194	var limit *int32
195	if p.options.Limit > 0 {
196		limit = &p.options.Limit
197	}
198	params.MaxResults = limit
199
200	result, err := p.client.SearchThings(ctx, &params, optFns...)
201	if err != nil {
202		return nil, err
203	}
204	p.firstPage = false
205
206	prevToken := p.nextToken
207	p.nextToken = result.NextToken
208
209	if p.options.StopOnDuplicateToken && prevToken != nil && p.nextToken != nil && *prevToken == *p.nextToken {
210		p.nextToken = nil
211	}
212
213	return result, nil
214}
215
216func newServiceMetadataMiddleware_opSearchThings(region string) *awsmiddleware.RegisterServiceMetadata {
217	return &awsmiddleware.RegisterServiceMetadata{
218		Region:        region,
219		ServiceID:     ServiceID,
220		SigningName:   "iotthingsgraph",
221		OperationName: "SearchThings",
222	}
223}
224