1// Code generated by smithy-go-codegen DO NOT EDIT.
2
3package connect
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/connect/types"
11	"github.com/aws/smithy-go/middleware"
12	smithyhttp "github.com/aws/smithy-go/transport/http"
13)
14
15// This API is in preview release for Amazon Connect and is subject to change.
16// Returns a paginated list of all attribute types for the given instance.
17func (c *Client) ListInstanceAttributes(ctx context.Context, params *ListInstanceAttributesInput, optFns ...func(*Options)) (*ListInstanceAttributesOutput, error) {
18	if params == nil {
19		params = &ListInstanceAttributesInput{}
20	}
21
22	result, metadata, err := c.invokeOperation(ctx, "ListInstanceAttributes", params, optFns, addOperationListInstanceAttributesMiddlewares)
23	if err != nil {
24		return nil, err
25	}
26
27	out := result.(*ListInstanceAttributesOutput)
28	out.ResultMetadata = metadata
29	return out, nil
30}
31
32type ListInstanceAttributesInput struct {
33
34	// The identifier of the Amazon Connect instance.
35	//
36	// This member is required.
37	InstanceId *string
38
39	// The maximimum number of results to return per page.
40	MaxResults int32
41
42	// The token for the next set of results. Use the value returned in the previous
43	// response in the next request to retrieve the next set of results.
44	NextToken *string
45}
46
47type ListInstanceAttributesOutput struct {
48
49	// The attribute types.
50	Attributes []types.Attribute
51
52	// If there are additional results, this is the token for the next set of results.
53	NextToken *string
54
55	// Metadata pertaining to the operation's result.
56	ResultMetadata middleware.Metadata
57}
58
59func addOperationListInstanceAttributesMiddlewares(stack *middleware.Stack, options Options) (err error) {
60	err = stack.Serialize.Add(&awsRestjson1_serializeOpListInstanceAttributes{}, middleware.After)
61	if err != nil {
62		return err
63	}
64	err = stack.Deserialize.Add(&awsRestjson1_deserializeOpListInstanceAttributes{}, middleware.After)
65	if err != nil {
66		return err
67	}
68	if err = addSetLoggerMiddleware(stack, options); err != nil {
69		return err
70	}
71	if err = awsmiddleware.AddClientRequestIDMiddleware(stack); err != nil {
72		return err
73	}
74	if err = smithyhttp.AddComputeContentLengthMiddleware(stack); err != nil {
75		return err
76	}
77	if err = addResolveEndpointMiddleware(stack, options); err != nil {
78		return err
79	}
80	if err = v4.AddComputePayloadSHA256Middleware(stack); err != nil {
81		return err
82	}
83	if err = addRetryMiddlewares(stack, options); err != nil {
84		return err
85	}
86	if err = addHTTPSignerV4Middleware(stack, options); err != nil {
87		return err
88	}
89	if err = awsmiddleware.AddRawResponseToMetadata(stack); err != nil {
90		return err
91	}
92	if err = awsmiddleware.AddRecordResponseTiming(stack); err != nil {
93		return err
94	}
95	if err = addClientUserAgent(stack); err != nil {
96		return err
97	}
98	if err = smithyhttp.AddErrorCloseResponseBodyMiddleware(stack); err != nil {
99		return err
100	}
101	if err = smithyhttp.AddCloseResponseBodyMiddleware(stack); err != nil {
102		return err
103	}
104	if err = addOpListInstanceAttributesValidationMiddleware(stack); err != nil {
105		return err
106	}
107	if err = stack.Initialize.Add(newServiceMetadataMiddleware_opListInstanceAttributes(options.Region), middleware.Before); err != nil {
108		return err
109	}
110	if err = addRequestIDRetrieverMiddleware(stack); err != nil {
111		return err
112	}
113	if err = addResponseErrorMiddleware(stack); err != nil {
114		return err
115	}
116	if err = addRequestResponseLogging(stack, options); err != nil {
117		return err
118	}
119	return nil
120}
121
122// ListInstanceAttributesAPIClient is a client that implements the
123// ListInstanceAttributes operation.
124type ListInstanceAttributesAPIClient interface {
125	ListInstanceAttributes(context.Context, *ListInstanceAttributesInput, ...func(*Options)) (*ListInstanceAttributesOutput, error)
126}
127
128var _ ListInstanceAttributesAPIClient = (*Client)(nil)
129
130// ListInstanceAttributesPaginatorOptions is the paginator options for
131// ListInstanceAttributes
132type ListInstanceAttributesPaginatorOptions struct {
133	// The maximimum number of results to return per page.
134	Limit int32
135
136	// Set to true if pagination should stop if the service returns a pagination token
137	// that matches the most recent token provided to the service.
138	StopOnDuplicateToken bool
139}
140
141// ListInstanceAttributesPaginator is a paginator for ListInstanceAttributes
142type ListInstanceAttributesPaginator struct {
143	options   ListInstanceAttributesPaginatorOptions
144	client    ListInstanceAttributesAPIClient
145	params    *ListInstanceAttributesInput
146	nextToken *string
147	firstPage bool
148}
149
150// NewListInstanceAttributesPaginator returns a new ListInstanceAttributesPaginator
151func NewListInstanceAttributesPaginator(client ListInstanceAttributesAPIClient, params *ListInstanceAttributesInput, optFns ...func(*ListInstanceAttributesPaginatorOptions)) *ListInstanceAttributesPaginator {
152	options := ListInstanceAttributesPaginatorOptions{}
153	if params.MaxResults != 0 {
154		options.Limit = params.MaxResults
155	}
156
157	for _, fn := range optFns {
158		fn(&options)
159	}
160
161	if params == nil {
162		params = &ListInstanceAttributesInput{}
163	}
164
165	return &ListInstanceAttributesPaginator{
166		options:   options,
167		client:    client,
168		params:    params,
169		firstPage: true,
170	}
171}
172
173// HasMorePages returns a boolean indicating whether more pages are available
174func (p *ListInstanceAttributesPaginator) HasMorePages() bool {
175	return p.firstPage || p.nextToken != nil
176}
177
178// NextPage retrieves the next ListInstanceAttributes page.
179func (p *ListInstanceAttributesPaginator) NextPage(ctx context.Context, optFns ...func(*Options)) (*ListInstanceAttributesOutput, error) {
180	if !p.HasMorePages() {
181		return nil, fmt.Errorf("no more pages available")
182	}
183
184	params := *p.params
185	params.NextToken = p.nextToken
186
187	params.MaxResults = p.options.Limit
188
189	result, err := p.client.ListInstanceAttributes(ctx, &params, optFns...)
190	if err != nil {
191		return nil, err
192	}
193	p.firstPage = false
194
195	prevToken := p.nextToken
196	p.nextToken = result.NextToken
197
198	if p.options.StopOnDuplicateToken && prevToken != nil && p.nextToken != nil && *prevToken == *p.nextToken {
199		p.nextToken = nil
200	}
201
202	return result, nil
203}
204
205func newServiceMetadataMiddleware_opListInstanceAttributes(region string) *awsmiddleware.RegisterServiceMetadata {
206	return &awsmiddleware.RegisterServiceMetadata{
207		Region:        region,
208		ServiceID:     ServiceID,
209		SigningName:   "connect",
210		OperationName: "ListInstanceAttributes",
211	}
212}
213