-
Notifications
You must be signed in to change notification settings - Fork 3
/
service.go
715 lines (623 loc) · 20.7 KB
/
service.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
package service
import (
"context"
"encoding/binary"
"encoding/hex"
"encoding/json"
"errors"
"strings"
"github.com/irisnet/service-sdk-go/codec"
"github.com/irisnet/service-sdk-go/codec/types"
sdk "github.com/irisnet/service-sdk-go/types"
)
type ServiceClient struct {
sdk.BaseClient
codec.Marshaler
}
func NewClient(bc sdk.BaseClient, cdc codec.Marshaler) ServiceI {
return ServiceClient{
BaseClient: bc,
Marshaler: cdc,
}
}
func (s ServiceClient) Name() string {
return ModuleName
}
func (s ServiceClient) RegisterInterfaceTypes(registry types.InterfaceRegistry) {
RegisterInterfaces(registry)
}
//DefineService is responsible for creating a new service definition
func (s ServiceClient) DefineService(request DefineServiceRequest, baseTx sdk.BaseTx) (sdk.ResultTx, sdk.Error) {
author, err := s.QueryAddress(baseTx.From, baseTx.Password)
if err != nil {
return sdk.ResultTx{}, sdk.Wrap(err)
}
msg := &MsgDefineService{
Name: request.ServiceName,
Description: request.Description,
Tags: request.Tags,
Author: author,
AuthorDescription: request.AuthorDescription,
Schemas: request.Schemas,
}
return s.BuildAndSend([]sdk.Msg{msg}, baseTx)
}
//BindService is responsible for binding a new service definition
func (s ServiceClient) BindService(request BindServiceRequest, baseTx sdk.BaseTx) (sdk.ResultTx, sdk.Error) {
owner, err := s.QueryAddress(baseTx.From, baseTx.Password)
if err != nil {
return sdk.ResultTx{}, sdk.Wrap(err)
}
var provider = owner
if len(request.Provider) > 0 {
provider, err = sdk.AccAddressFromBech32(request.Provider)
if err != nil {
return sdk.ResultTx{}, sdk.Wrap(err)
}
}
amt, err := s.ToMinCoin(request.Deposit...)
if err != nil {
return sdk.ResultTx{}, sdk.Wrap(err)
}
msg := &MsgBindService{
ServiceName: request.ServiceName,
Provider: provider,
Deposit: amt,
Pricing: request.Pricing,
QoS: request.QoS,
Options: request.Options,
Owner: owner,
}
return s.BuildAndSend([]sdk.Msg{msg}, baseTx)
}
// UpdateServiceBinding updates the specified service binding
func (s ServiceClient) UpdateServiceBinding(request UpdateServiceBindingRequest, baseTx sdk.BaseTx) (sdk.ResultTx, sdk.Error) {
owner, err := s.QueryAddress(baseTx.From, baseTx.Password)
if err != nil {
return sdk.ResultTx{}, sdk.Wrap(err)
}
var provider = owner
if len(request.Provider) > 0 {
provider, err = sdk.AccAddressFromBech32(request.Provider)
if err != nil {
return sdk.ResultTx{}, sdk.Wrap(err)
}
}
amt, err := s.ToMinCoin(request.Deposit...)
if err != nil {
return sdk.ResultTx{}, sdk.Wrap(err)
}
msg := &MsgUpdateServiceBinding{
ServiceName: request.ServiceName,
Provider: provider,
Deposit: amt,
Pricing: request.Pricing,
QoS: request.QoS,
Owner: owner,
}
return s.BuildAndSend([]sdk.Msg{msg}, baseTx)
}
// DisableServiceBinding disables the specified service binding
func (s ServiceClient) DisableServiceBinding(serviceName, provider string, baseTx sdk.BaseTx) (sdk.ResultTx, sdk.Error) {
owner, err := s.QueryAddress(baseTx.From, baseTx.Password)
if err != nil {
return sdk.ResultTx{}, sdk.Wrap(err)
}
var providerAddr = owner
if len(provider) > 0 {
providerAddr, err = sdk.AccAddressFromBech32(provider)
if err != nil {
return sdk.ResultTx{}, sdk.Wrap(err)
}
}
msg := &MsgDisableServiceBinding{
ServiceName: serviceName,
Provider: providerAddr,
Owner: owner,
}
return s.BuildAndSend([]sdk.Msg{msg}, baseTx)
}
// EnableServiceBinding enables the specified service binding
func (s ServiceClient) EnableServiceBinding(serviceName, provider string, deposit sdk.DecCoins, baseTx sdk.BaseTx) (sdk.ResultTx, sdk.Error) {
owner, err := s.QueryAddress(baseTx.From, baseTx.Password)
if err != nil {
return sdk.ResultTx{}, sdk.Wrap(err)
}
var providerAddr = owner
if len(provider) > 0 {
providerAddr, err = sdk.AccAddressFromBech32(provider)
if err != nil {
return sdk.ResultTx{}, sdk.Wrap(err)
}
}
amt, err := s.ToMinCoin(deposit...)
if err != nil {
return sdk.ResultTx{}, sdk.Wrap(err)
}
msg := &MsgEnableServiceBinding{
ServiceName: serviceName,
Provider: providerAddr,
Deposit: amt,
Owner: owner,
}
return s.BuildAndSend([]sdk.Msg{msg}, baseTx)
}
//InvokeService is responsible for invoke a new service and callback `handler`
func (s ServiceClient) InvokeService(request InvokeServiceRequest, baseTx sdk.BaseTx) (string, sdk.Error) {
consumer, err := s.QueryAddress(baseTx.From, baseTx.Password)
if err != nil {
return "", sdk.Wrap(err)
}
var providers []sdk.AccAddress
for _, provider := range request.Providers {
p, err := sdk.AccAddressFromBech32(provider)
if err != nil {
return "", sdk.Wrapf("%s invalid address", p)
}
providers = append(providers, p)
}
amt, err := s.ToMinCoin(request.ServiceFeeCap...)
if err != nil {
return "", sdk.Wrap(err)
}
msg := &MsgCallService{
ServiceName: request.ServiceName,
Providers: providers,
Consumer: consumer,
Input: request.Input,
ServiceFeeCap: amt,
Timeout: request.Timeout,
SuperMode: request.SuperMode,
Repeated: request.Repeated,
RepeatedFrequency: request.RepeatedFrequency,
RepeatedTotal: request.RepeatedTotal,
}
//mode must be set to commit
baseTx.Mode = sdk.Commit
result, err := s.BuildAndSend([]sdk.Msg{msg}, baseTx)
if err != nil {
return "", sdk.Wrap(err)
}
reqCtxID, e := result.Events.GetValue(sdk.EventTypeMessage, attributeKeyRequestContextID)
if e != nil {
return reqCtxID, sdk.Wrap(e)
}
if request.Callback == nil {
return reqCtxID, nil
}
_, err = s.SubscribeServiceResponse(reqCtxID, request.Callback)
return reqCtxID, sdk.Wrap(err)
}
func (s ServiceClient) SubscribeServiceResponse(reqCtxID string,
callback InvokeCallback) (subscription sdk.Subscription, err sdk.Error) {
if len(reqCtxID) == 0 {
return subscription, sdk.Wrapf("reqCtxID %s should not be empty", reqCtxID)
}
builder := sdk.NewEventQueryBuilder().AddCondition(
sdk.NewCond(sdk.EventTypeMessage, attributeKeyRequestContextID).EQ(sdk.EventValue(reqCtxID)),
)
return s.SubscribeTx(builder, func(tx sdk.EventDataTx) {
s.Logger().Debug(
"consumer received response transaction sent by provider",
"tx_hash", tx.Hash,
"height", tx.Height,
"reqCtxID", reqCtxID,
)
for _, msg := range tx.Tx.GetMsgs() {
msg, ok := msg.(*MsgRespondService)
if ok {
reqCtxID2, _, _, _, err := splitRequestID(msg.RequestId.String())
if err != nil {
s.Logger().Error(
"invalid requestID",
"requestID", msg.RequestId.String(),
"errMsg", err.Error(),
)
continue
}
if reqCtxID2.String() == strings.ToUpper(reqCtxID) {
callback(reqCtxID, msg.RequestId.String(), msg.Output)
}
}
}
reqCtx, err := s.QueryRequestContext(reqCtxID)
if err != nil || reqCtx.State == RequestContextStateToStringMap[COMPLETED] {
_ = s.Unsubscribe(subscription)
}
})
}
// SplitRequestID splits the given contextID to contextID, batchCounter, requestHeight, batchRequestIndex
func splitRequestID(reqID string) (sdk.HexBytes, uint64, int64, int16, error) {
requestID, err := hex.DecodeString(reqID)
if err != nil {
return nil, 0, 0, 0, errors.New("invalid request id")
}
if len(requestID) != requestIDLen {
return nil, 0, 0, 0, errors.New("invalid request id")
}
reqCtxID := requestID[0:40]
batchCounter := binary.BigEndian.Uint64(requestID[40:48])
requestHeight := int64(binary.BigEndian.Uint64(requestID[48:56]))
batchRequestIndex := int16(binary.BigEndian.Uint16(requestID[56:]))
return reqCtxID, batchCounter, requestHeight, batchRequestIndex, nil
}
// SetWithdrawAddress sets a new withdrawal address for the specified service binding
func (s ServiceClient) SetWithdrawAddress(withdrawAddress string, baseTx sdk.BaseTx) (sdk.ResultTx, sdk.Error) {
owner, err := s.QueryAddress(baseTx.From, baseTx.Password)
if err != nil {
return sdk.ResultTx{}, sdk.Wrap(err)
}
withdrawAddr, err := sdk.AccAddressFromBech32(withdrawAddress)
if err != nil {
return sdk.ResultTx{}, sdk.Wrapf("%s invalid address", withdrawAddress)
}
msg := &MsgSetWithdrawAddress{
Owner: owner,
WithdrawAddress: withdrawAddr,
}
return s.BuildAndSend([]sdk.Msg{msg}, baseTx)
}
// RefundServiceDeposit refunds the deposit from the specified service binding
func (s ServiceClient) RefundServiceDeposit(serviceName, provider string, baseTx sdk.BaseTx) (sdk.ResultTx, sdk.Error) {
owner, err := s.QueryAddress(baseTx.From, baseTx.Password)
if err != nil {
return sdk.ResultTx{}, sdk.Wrap(err)
}
var providerAddr sdk.AccAddress
if len(provider) > 0 {
providerAddr, err = sdk.AccAddressFromBech32(provider)
if err != nil {
return sdk.ResultTx{}, sdk.Wrap(err)
}
}
msg := &MsgRefundServiceDeposit{
ServiceName: serviceName,
Provider: providerAddr,
Owner: owner,
}
return s.BuildAndSend([]sdk.Msg{msg}, baseTx)
}
// StartRequestContext starts the specified request context
func (s ServiceClient) StartRequestContext(requestContextID string, baseTx sdk.BaseTx) (sdk.ResultTx, sdk.Error) {
consumer, err := s.QueryAddress(baseTx.From, baseTx.Password)
if err != nil {
return sdk.ResultTx{}, sdk.Wrap(err)
}
msg := &MsgStartRequestContext{
RequestContextId: sdk.MustHexBytesFrom(requestContextID),
Consumer: consumer,
}
return s.BuildAndSend([]sdk.Msg{msg}, baseTx)
}
// PauseRequestContext suspends the specified request context
func (s ServiceClient) PauseRequestContext(requestContextID string, baseTx sdk.BaseTx) (sdk.ResultTx, sdk.Error) {
consumer, err := s.QueryAddress(baseTx.From, baseTx.Password)
if err != nil {
return sdk.ResultTx{}, sdk.Wrap(err)
}
msg := &MsgPauseRequestContext{
RequestContextId: sdk.MustHexBytesFrom(requestContextID),
Consumer: consumer,
}
return s.BuildAndSend([]sdk.Msg{msg}, baseTx)
}
// KillRequestContext terminates the specified request context
func (s ServiceClient) KillRequestContext(requestContextID string, baseTx sdk.BaseTx) (sdk.ResultTx, sdk.Error) {
consumer, err := s.QueryAddress(baseTx.From, baseTx.Password)
if err != nil {
return sdk.ResultTx{}, sdk.Wrap(err)
}
msg := &MsgKillRequestContext{
RequestContextId: sdk.MustHexBytesFrom(requestContextID),
Consumer: consumer,
}
return s.BuildAndSend([]sdk.Msg{msg}, baseTx)
}
// UpdateRequestContext updates the specified request context
func (s ServiceClient) UpdateRequestContext(request UpdateRequestContextRequest, baseTx sdk.BaseTx) (sdk.ResultTx, sdk.Error) {
consumer, err := s.QueryAddress(baseTx.From, baseTx.Password)
if err != nil {
return sdk.ResultTx{}, sdk.Wrap(err)
}
var providers []sdk.AccAddress
for _, provider := range request.Providers {
p, err := sdk.AccAddressFromBech32(provider)
if err != nil {
return sdk.ResultTx{}, sdk.Wrap(err)
}
providers = append(providers, p)
}
amt, err := s.ToMinCoin(request.ServiceFeeCap...)
if err != nil {
return sdk.ResultTx{}, sdk.Wrap(err)
}
msg := &MsgUpdateRequestContext{
RequestContextId: sdk.MustHexBytesFrom(request.RequestContextID),
Providers: providers,
ServiceFeeCap: amt,
Timeout: request.Timeout,
RepeatedFrequency: request.RepeatedFrequency,
RepeatedTotal: request.RepeatedTotal,
Consumer: consumer,
}
return s.BuildAndSend([]sdk.Msg{msg}, baseTx)
}
// WithdrawEarnedFees withdraws the earned fees to the specified provider
func (s ServiceClient) WithdrawEarnedFees(provider string, baseTx sdk.BaseTx) (sdk.ResultTx, sdk.Error) {
owner, err := s.QueryAddress(baseTx.From, baseTx.Password)
if err != nil {
return sdk.ResultTx{}, sdk.Wrap(err)
}
var providerAddr = owner
if len(provider) > 0 {
providerAddr, err = sdk.AccAddressFromBech32(provider)
if err != nil {
return sdk.ResultTx{}, sdk.Wrap(err)
}
}
msg := &MsgWithdrawEarnedFees{
Owner: owner,
Provider: providerAddr,
}
return s.BuildAndSend([]sdk.Msg{msg}, baseTx)
}
//SubscribeSingleServiceRequest is responsible for registering a single service handler
func (s ServiceClient) SubscribeServiceRequest(serviceName string,
callback RespondCallback,
baseTx sdk.BaseTx) (subscription sdk.Subscription, err sdk.Error) {
provider, e := s.QueryAddress(baseTx.From, baseTx.Password)
if e != nil {
return sdk.Subscription{}, sdk.Wrap(e)
}
builder := sdk.NewEventQueryBuilder().AddCondition(
sdk.NewCond(eventTypeNewBatchRequestProvider, attributeKeyServiceName).EQ(sdk.EventValue(serviceName)),
).AddCondition(
sdk.NewCond(eventTypeNewBatchRequestProvider, attributeKeyProvider).EQ(sdk.EventValue(provider.String())),
)
return s.SubscribeNewBlock(builder, func(block sdk.EventDataNewBlock) {
msgs := s.GenServiceResponseMsgs(block.ResultEndBlock.Events, serviceName, provider, callback)
if _, err = s.SendBatch(msgs, baseTx); err != nil {
s.Logger().Error("provider respond failed", "errMsg", err.Error())
}
})
}
// QueryDefinition return a service definition of the specified name
func (s ServiceClient) QueryServiceDefinition(serviceName string) (QueryServiceDefinitionResponse, sdk.Error) {
conn, err := s.GenConn()
defer func() { _ = conn.Close() }()
if err != nil {
return QueryServiceDefinitionResponse{}, sdk.Wrap(err)
}
resp, err := NewQueryClient(conn).Definition(
context.Background(),
&QueryDefinitionRequest{ServiceName: serviceName},
)
if err != nil {
return QueryServiceDefinitionResponse{}, sdk.Wrap(err)
}
return resp.ServiceDefinition.Convert().(QueryServiceDefinitionResponse), nil
}
// QueryBinding return the specified service binding
func (s ServiceClient) QueryServiceBinding(serviceName string, provider sdk.AccAddress) (QueryServiceBindingResponse, sdk.Error) {
conn, err := s.GenConn()
defer func() { _ = conn.Close() }()
if err != nil {
return QueryServiceBindingResponse{}, sdk.Wrap(err)
}
resp, err := NewQueryClient(conn).Binding(
context.Background(),
&QueryBindingRequest{
ServiceName: serviceName,
Provider: provider,
},
)
if err != nil {
return QueryServiceBindingResponse{}, sdk.Wrap(err)
}
return resp.ServiceBinding.Convert().(QueryServiceBindingResponse), nil
}
// QueryBindings returns all bindings of the specified service
func (s ServiceClient) QueryServiceBindings(serviceName string) ([]QueryServiceBindingResponse, sdk.Error) {
conn, err := s.GenConn()
defer func() { _ = conn.Close() }()
if err != nil {
return nil, sdk.Wrap(err)
}
resp, err := NewQueryClient(conn).Bindings(
context.Background(),
&QueryBindingsRequest{ServiceName: serviceName},
)
if err != nil {
return nil, sdk.Wrap(err)
}
return serviceBindings(resp.ServiceBindings).Convert().([]QueryServiceBindingResponse), nil
}
// QueryRequest returns the active request of the specified requestID
func (s ServiceClient) QueryServiceRequest(requestID string) (QueryServiceRequestResponse, sdk.Error) {
conn, err := s.GenConn()
defer func() { _ = conn.Close() }()
if err != nil {
return QueryServiceRequestResponse{}, sdk.Wrap(err)
}
resp, err := NewQueryClient(conn).Request(
context.Background(),
&QueryRequestRequest{RequestId: sdk.MustHexBytesFrom(requestID)},
)
if err != nil {
return QueryServiceRequestResponse{}, sdk.Wrap(err)
}
return resp.Request.Convert().(QueryServiceRequestResponse), nil
}
// QueryRequest returns all the active requests of the specified service binding
func (s ServiceClient) QueryServiceRequests(serviceName string, provider sdk.AccAddress) ([]QueryServiceRequestResponse, sdk.Error) {
conn, err := s.GenConn()
defer func() { _ = conn.Close() }()
if err != nil {
return nil, sdk.Wrap(err)
}
resp, err := NewQueryClient(conn).Requests(
context.Background(),
&QueryRequestsRequest{ServiceName: serviceName, Provider: provider},
)
if err != nil {
return nil, sdk.Wrap(err)
}
return requests(resp.Requests).Convert().([]QueryServiceRequestResponse), nil
}
// QueryRequestsByReqCtx returns all requests of the specified request context ID and batch counter
func (s ServiceClient) QueryRequestsByReqCtx(reqCtxID string, batchCounter uint64) ([]QueryServiceRequestResponse, sdk.Error) {
conn, err := s.GenConn()
defer func() { _ = conn.Close() }()
if err != nil {
return nil, sdk.Wrap(err)
}
resp, err := NewQueryClient(conn).RequestsByReqCtx(
context.Background(),
&QueryRequestsByReqCtxRequest{
RequestContextId: sdk.MustHexBytesFrom(reqCtxID),
BatchCounter: batchCounter,
},
)
if err != nil {
return nil, sdk.Wrap(err)
}
return requests(resp.Requests).Convert().([]QueryServiceRequestResponse), nil
}
// QueryResponse returns a response with the speicified request ID
func (s ServiceClient) QueryServiceResponse(requestID string) (QueryServiceResponseResponse, sdk.Error) {
conn, err := s.GenConn()
defer func() { _ = conn.Close() }()
if err != nil {
return QueryServiceResponseResponse{}, sdk.Wrap(err)
}
resp, err := NewQueryClient(conn).Response(
context.Background(),
&QueryResponseRequest{RequestId: sdk.MustHexBytesFrom(requestID)},
)
if err != nil {
return QueryServiceResponseResponse{}, sdk.Wrap(err)
}
return resp.Response.Convert().(QueryServiceResponseResponse), nil
}
// QueryResponses returns all responses of the specified request context and batch counter
func (s ServiceClient) QueryServiceResponses(reqCtxID string, batchCounter uint64) ([]QueryServiceResponseResponse, sdk.Error) {
conn, err := s.GenConn()
defer func() { _ = conn.Close() }()
if err != nil {
return nil, sdk.Wrap(err)
}
resp, err := NewQueryClient(conn).Responses(
context.Background(),
&QueryResponsesRequest{
RequestContextId: sdk.MustHexBytesFrom(reqCtxID),
BatchCounter: batchCounter,
},
)
if err != nil {
return nil, sdk.Wrap(err)
}
return responses(resp.Responses).Convert().([]QueryServiceResponseResponse), nil
}
// QueryRequestContext return the specified request context
func (s ServiceClient) QueryRequestContext(reqCtxID string) (QueryRequestContextResp, sdk.Error) {
conn, err := s.GenConn()
defer func() { _ = conn.Close() }()
if err != nil {
return QueryRequestContextResp{}, sdk.Wrap(err)
}
resp, err := NewQueryClient(conn).RequestContext(
context.Background(),
&QueryRequestContextRequest{RequestContextId: sdk.MustHexBytesFrom(reqCtxID)},
)
if err != nil {
return QueryRequestContextResp{}, sdk.Wrap(err)
}
return resp.RequestContext.Convert().(QueryRequestContextResp), nil
}
//QueryFees return the earned fees for a provider
func (s ServiceClient) QueryFees(provider string) (sdk.Coins, sdk.Error) {
address, addressErr := sdk.AccAddressFromBech32(provider)
if addressErr != nil {
return nil, sdk.Wrap(addressErr)
}
conn, err := s.GenConn()
defer func() { _ = conn.Close() }()
if err != nil {
return nil, sdk.Wrap(err)
}
res, err := NewQueryClient(conn).EarnedFees(
context.Background(),
&QueryEarnedFeesRequest{Provider: address},
)
if err != nil {
return nil, sdk.Wrap(err)
}
return res.Fees, nil
}
func (s ServiceClient) QueryParams() (QueryParamsResp, sdk.Error) {
conn, err := s.GenConn()
defer func() { _ = conn.Close() }()
if err != nil {
return QueryParamsResp{}, sdk.Wrap(err)
}
res, err := NewQueryClient(conn).Params(
context.Background(),
&QueryParamsRequest{},
)
if err != nil {
return QueryParamsResp{}, sdk.Wrap(err)
}
return res.Params.Convert().(QueryParamsResp), nil
}
func (s ServiceClient) GenServiceResponseMsgs(events sdk.StringEvents, serviceName string,
provider sdk.AccAddress,
handler RespondCallback) (msgs []sdk.Msg) {
var ids []string
for _, e := range events {
if e.Type != eventTypeNewBatchRequestProvider {
continue
}
attributes := sdk.Attributes(e.Attributes)
svcName := attributes.GetValue(attributeKeyServiceName)
prov := attributes.GetValue(attributeKeyProvider)
if svcName == serviceName && prov == provider.String() {
reqIDsStr := attributes.GetValue(attributeKeyRequests)
var idsTemp []string
if err := json.Unmarshal([]byte(reqIDsStr), &idsTemp); err != nil {
s.Logger().Error(
"service request don't exist",
attributeKeyRequestID, reqIDsStr,
attributeKeyServiceName, serviceName,
attributeKeyProvider, provider.String(),
"errMsg", err.Error(),
)
return
}
ids = append(ids, idsTemp...)
}
}
for _, reqID := range ids {
request, err := s.QueryServiceRequest(reqID)
if err != nil {
s.Logger().Error(
"service request don't exist",
attributeKeyRequestID, reqID,
attributeKeyServiceName, serviceName,
attributeKeyProvider, provider.String(),
"errMsg", err.Error(),
)
continue
}
//check again
if provider.Equals(request.Provider) && request.ServiceName == serviceName {
output, result := handler(request.RequestContextID, reqID, request.Input)
msgs = append(msgs, &MsgRespondService{
RequestId: sdk.MustHexBytesFrom(reqID),
Provider: provider,
Output: output,
Result: result,
})
}
}
return msgs
}