-
Notifications
You must be signed in to change notification settings - Fork 504
/
sagas.ts
1335 lines (1212 loc) · 44.5 KB
/
sagas.ts
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
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
import BigNumber from 'bignumber.js'
import { getQuote } from 'blockchain-wallet-v4-frontend/src/modals/SimpleBuy/EnterAmount/Checkout/validation'
import moment from 'moment'
import { defaultTo, filter, prop } from 'ramda'
import { call, cancel, delay, fork, put, race, retry, select, take } from 'redux-saga/effects'
import { Remote } from '@core'
import { APIType } from '@core/network/api'
import {
Everypay3DSResponseType,
FiatEligibleType,
FiatType,
OrderType,
ProductTypes,
ProviderDetailsType,
SBAccountType,
SBCardStateType,
SBCardType,
SBOrderType,
SBPaymentTypes,
SBQuoteType,
SwapOrderType,
WalletOptionsType
} from '@core/types'
import { errorHandler, errorHandlerCode } from '@core/utils'
import { actions, selectors } from 'data'
import { generateProvisionalPaymentAmount } from 'data/coins/utils'
import {
AddBankStepType,
BankPartners,
BankTransferAccountType,
BrokerageModalOriginType,
UserDataType
} from 'data/types'
import profileSagas from '../../modules/profile/sagas'
import brokerageSagas from '../brokerage/sagas'
import { convertBaseToStandard, convertStandardToBase } from '../exchange/services'
import sendSagas from '../send/sagas'
import { FALLBACK_DELAY, getOutputFromPair } from '../swap/model'
import swapSagas from '../swap/sagas'
import { SwapBaseCounterTypes } from '../swap/types'
import { getRate, NO_QUOTE } from '../swap/utils'
import { selectReceiveAddress } from '../utils/sagas'
import {
DEFAULT_SB_BALANCES,
DEFAULT_SB_METHODS,
getCoinFromPair,
getFiatFromPair,
getNextCardExists,
NO_ACCOUNT,
NO_CHECKOUT_VALS,
NO_FIAT_CURRENCY,
NO_ORDER_EXISTS,
NO_PAIR_SELECTED,
NO_PAYMENT_TYPE,
POLLING,
SDD_TIER
} from './model'
import * as S from './selectors'
import { actions as A } from './slice'
import * as T from './types'
import { getDirection } from './utils'
export const logLocation = 'components/simpleBuy/sagas'
export default ({ api, coreSagas, networks }: { api: APIType; coreSagas: any; networks: any }) => {
const { createUser, isTier2, waitForUserData } = profileSagas({
api,
coreSagas,
networks
})
const { buildAndPublishPayment, paymentGetOrElse } = sendSagas({
api,
coreSagas,
networks
})
const { calculateProvisionalPayment } = swapSagas({
api,
coreSagas,
networks
})
const { fetchBankTransferAccounts } = brokerageSagas({ api })
const activateSBCard = function* ({ payload }: ReturnType<typeof A.activateCard>) {
let providerDetails: ProviderDetailsType
try {
yield put(A.activateCardLoading())
const domainsR = selectors.core.walletOptions.getDomains(yield select())
const domains = domainsR.getOrElse({
walletHelper: 'https://wallet-helper.blockchain.com'
} as WalletOptionsType['domains'])
if (payload.partner === 'EVERYPAY') {
providerDetails = yield call(
api.activateSBCard,
payload.id,
`${domains.walletHelper}/wallet-helper/everypay/#/response-handler`
)
yield put(A.activateCardSuccess(providerDetails))
} else {
throw new Error('UNKNOWN_PARTNER')
}
} catch (e) {
const error = errorHandler(e)
yield put(A.activateCardFailure(error))
}
}
const fetchSBCardSDD = function* (billingAddress: T.SBBillingAddressFormValuesType) {
let card: SBCardType
try {
yield put(A.fetchCardLoading())
const order = S.getSBLatestPendingOrder(yield select())
if (!order) throw new Error(NO_ORDER_EXISTS)
const currency = getFiatFromPair(order.pair)
if (!currency) throw new Error(NO_FIAT_CURRENCY)
const userDataR = selectors.modules.profile.getUserData(yield select())
const userData = userDataR.getOrFail('NO_USER_ADDRESS')
if (!billingAddress) throw new Error('NO_USER_ADDRESS')
card = yield call(
api.createSBCard,
currency,
{
...billingAddress
},
userData.email
)
yield put(A.fetchCardSuccess(card))
} catch (e) {
const error = errorHandler(e)
yield put(A.fetchCardFailure(error))
}
}
const addCardDetails = function* () {
try {
const formValues: T.SBAddCardFormValuesType = yield select(
selectors.form.getFormValues('addCCForm')
)
const existingCardsR = S.getSBCards(yield select())
const existingCards = existingCardsR.getOrElse([] as Array<SBCardType>)
const nextCardAlreadyExists = getNextCardExists(existingCards, formValues)
if (nextCardAlreadyExists) throw new Error('CARD_ALREADY_SAVED')
yield put(
A.setStep({
step: '3DS_HANDLER'
})
)
yield put(A.addCardLoading())
let waitForAction = true
// Create card
if (formValues.billingaddress && !formValues.sameAsBillingAddress) {
yield call(fetchSBCardSDD, formValues.billingaddress)
waitForAction = false
} else {
yield put(A.fetchCard())
}
if (waitForAction) {
yield take([A.fetchCardSuccess.type, A.fetchCardFailure.type])
}
const cardR = S.getSBCard(yield select())
const card = cardR.getOrFail('CARD_CREATION_FAILED')
// Activate card
yield put(A.activateCard(card))
yield take([A.activateCardSuccess.type, A.activateCardFailure.type])
const providerDetailsR = S.getSBProviderDetails(yield select())
const providerDetails = providerDetailsR.getOrFail('CARD_ACTIVATION_FAILED')
const [nonce] = yield call(api.generateUUIDs, 1)
const response: { data: Everypay3DSResponseType } = yield call(
// @ts-ignore
api.submitSBCardDetailsToEverypay,
{
accessToken: providerDetails.everypay.mobileToken,
apiUserName: providerDetails.everypay.apiUsername,
ccNumber: formValues['card-number'].replace(/[^\d]/g, ''),
cvc: formValues.cvc,
expirationDate: moment(formValues['expiry-date'], 'MM/YY'),
holderName: formValues['name-on-card'],
nonce
}
)
yield put(A.addCardSuccess(response.data))
} catch (e) {
const error = errorHandler(e)
yield put(
A.setStep({
step: 'ADD_CARD'
})
)
yield put(actions.form.startSubmit('addCCForm'))
yield put(
actions.form.stopSubmit('addCCForm', {
_error: error as T.SBAddCardErrorType
})
)
yield put(A.addCardFailure(error))
}
}
const addCardFinished = function* () {
// This is primarily used in general settings to short circuit
// the SB flow when adding a new card but not buying crypto
yield take(A.fetchCardsSuccess.type)
yield put(actions.modals.closeAllModals())
}
const cancelSBOrder = function* ({ payload }: ReturnType<typeof A.cancelOrder>) {
try {
const { state } = payload
const fiatCurrency = getFiatFromPair(payload.pair)
const cryptoCurrency = getCoinFromPair(payload.pair)
yield put(actions.form.startSubmit('cancelSBOrderForm'))
yield call(api.cancelSBOrder, payload)
yield put(actions.form.stopSubmit('cancelSBOrderForm'))
yield put(A.fetchOrders())
if (state === 'PENDING_CONFIRMATION' && fiatCurrency && cryptoCurrency) {
const pair = S.getSBPair(yield select())
const method = S.getSBPaymentMethod(yield select())
if (pair) {
yield put(
A.setStep({
cryptoCurrency,
fiatCurrency,
method,
orderType: payload.side || OrderType.BUY,
pair,
step: 'ENTER_AMOUNT'
})
)
} else {
yield put(
A.setStep({
fiatCurrency,
step: 'CRYPTO_SELECTION'
})
)
}
} else {
yield put(actions.modals.closeAllModals())
}
} catch (e) {
const error = errorHandler(e)
yield put(actions.form.stopSubmit('cancelSBOrderForm', { _error: error }))
}
}
const createSBOrder = function* ({ payload }: ReturnType<typeof A.createOrder>) {
const { paymentMethodId, paymentType } = payload
const values: T.SBCheckoutFormValuesType = yield select(
selectors.form.getFormValues('simpleBuyCheckout')
)
try {
const pair = S.getSBPair(yield select())
if (!values) throw new Error(NO_CHECKOUT_VALS)
if (!pair) throw new Error(NO_PAIR_SELECTED)
const { fix, orderType, period } = values
// since two screens use this order creation saga and they have different
// forms, detect the order type and set correct form to submitting
if (orderType === OrderType.SELL) {
yield put(actions.form.startSubmit('previewSell'))
} else {
yield put(actions.form.startSubmit('simpleBuyCheckout'))
}
const fiat = getFiatFromPair(pair.pair)
const coin = getCoinFromPair(pair.pair)
const amount =
fix === 'FIAT'
? convertStandardToBase('FIAT', values.amount)
: convertStandardToBase(coin, values.amount)
const inputCurrency = orderType === OrderType.BUY ? fiat : coin
const outputCurrency = orderType === OrderType.BUY ? coin : fiat
const input = { amount, symbol: inputCurrency }
const output = { amount, symbol: outputCurrency }
// used for sell only now, eventually buy as well
// TODO: use swap2 quote for buy AND sell
if (orderType === OrderType.SELL) {
const from = S.getSwapAccount(yield select())
const quote = S.getSellQuote(yield select()).getOrFail(NO_QUOTE)
if (!from) throw new Error(NO_ACCOUNT)
const direction = getDirection(from)
const cryptoAmt =
fix === 'CRYPTO'
? amount
: convertStandardToBase(
from.coin,
getQuote(pair.pair, convertStandardToBase('FIAT', quote.rate), fix, amount)
)
const refundAddr =
direction === 'FROM_USERKEY'
? yield call(selectReceiveAddress, from, networks)
: undefined
const sellOrder: SwapOrderType = yield call(
api.createSwapOrder,
direction,
quote.quote.id,
cryptoAmt,
getFiatFromPair(pair.pair),
undefined,
refundAddr
)
// on chain
if (direction === 'FROM_USERKEY') {
const paymentR = S.getPayment(yield select())
// @ts-ignore
const payment = paymentGetOrElse(from.coin, paymentR)
try {
yield call(buildAndPublishPayment, payment.coin, payment, sellOrder.kind.depositAddress)
yield call(api.updateSwapOrder, sellOrder.id, 'DEPOSIT_SENT')
} catch (e) {
yield call(api.updateSwapOrder, sellOrder.id, 'CANCEL')
throw e
}
}
yield put(
A.setStep({
sellOrder,
step: 'SELL_ORDER_SUMMARY'
})
)
yield put(actions.form.stopSubmit('previewSell'))
yield put(actions.components.refresh.refreshClicked())
return yield put(actions.components.swap.fetchTrades())
}
if (!paymentType) throw new Error(NO_PAYMENT_TYPE)
if (orderType === OrderType.BUY && fix === 'CRYPTO') {
// @ts-ignore
delete input.amount
}
if (orderType === OrderType.BUY && fix === 'FIAT') {
// @ts-ignore
delete output.amount
}
const buyOrder: SBOrderType = yield call(
api.createSBOrder,
pair.pair,
orderType,
true,
input,
output,
paymentType,
period,
paymentMethodId
)
yield put(actions.form.stopSubmit('simpleBuyCheckout'))
yield put(A.fetchOrders())
yield put(A.setStep({ order: buyOrder, step: 'CHECKOUT_CONFIRM' }))
} catch (e) {
// After CC has been activated we try to create an order
// If order creation fails go back to ENTER_AMOUNT step
// Wait for the form to be INITIALIZED and display err
const step = S.getStep(yield select())
if (step !== 'ENTER_AMOUNT') {
const pair = S.getSBPair(yield select())
const method = S.getSBPaymentMethod(yield select())
const from = S.getSwapAccount(yield select())
// If user doesn't enter amount into checkout
// they are redirected back to checkout screen
// ensures newly linked bank account is fetched
yield call(fetchBankTransferAccounts)
if (pair) {
yield put(
A.setStep({
cryptoCurrency: getCoinFromPair(pair.pair),
fiatCurrency: getFiatFromPair(pair.pair),
method,
orderType: values?.orderType,
pair,
step: 'ENTER_AMOUNT',
swapAccount: from
})
)
yield take(A.initializeCheckout.type)
yield delay(3000)
yield put(actions.form.startSubmit('simpleBuyCheckout'))
}
}
const error: number | string = errorHandlerCode(e)
if (values?.orderType === OrderType.SELL) {
yield put(actions.form.stopSubmit('previewSell', { _error: error }))
}
yield put(actions.form.stopSubmit('simpleBuyCheckout', { _error: error }))
}
}
const AuthUrlCheck = function* (orderId) {
const order: ReturnType<typeof api.getSBOrder> = yield call(api.getSBOrder, orderId)
if (order.attributes?.authorisationUrl || order.state === 'FAILED') {
return order
}
throw new Error('retrying to fetch for AuthUrl')
}
const OrderConfirmCheck = function* (orderId) {
const order: ReturnType<typeof api.getSBOrder> = yield call(api.getSBOrder, orderId)
if (order.state === 'FINISHED' || order.state === 'FAILED' || order.state === 'CANCELED') {
return order
}
throw new Error('Order verification timed out. It will continue in the background.')
}
const confirmOrderPoll = function* ({ payload }: ReturnType<typeof A.confirmOrderPoll>) {
const { RETRY_AMOUNT, SECONDS } = POLLING
const confirmedOrder = yield retry(RETRY_AMOUNT, SECONDS * 1000, OrderConfirmCheck, payload.id)
yield put(actions.form.stopSubmit('sbCheckoutConfirm'))
yield put(A.setStep({ order: confirmedOrder, step: 'ORDER_SUMMARY' }))
yield put(A.fetchOrders())
}
const confirmOrder = function* ({ payload }: ReturnType<typeof A.confirmOrder>) {
const { order, paymentMethodId } = payload
try {
if (!order) throw new Error(NO_ORDER_EXISTS)
yield put(actions.form.startSubmit('sbCheckoutConfirm'))
const account = selectors.components.brokerage.getAccount(yield select())
const domainsR = selectors.core.walletOptions.getDomains(yield select())
const domains = domainsR.getOrElse({
walletHelper: 'https://wallet-helper.blockchain.com',
yapilyCallbackUrl: 'https://www.blockchain.com/brokerage-link-success'
} as WalletOptionsType['domains'])
let attributes
if (
order.paymentType === SBPaymentTypes.PAYMENT_CARD ||
order.paymentType === SBPaymentTypes.USER_CARD
) {
attributes =
order.paymentMethodId || paymentMethodId
? {
everypay: {
customerUrl: `${domains.walletHelper}/wallet-helper/everypay/#/response-handler`
}
}
: undefined
} else if (account?.partner === BankPartners.YAPILY) {
attributes = { callback: domains.yapilyCallbackUrl }
}
const confirmedOrder: SBOrderType = yield call(
api.confirmSBOrder,
order,
attributes,
paymentMethodId
)
if (account?.partner === BankPartners.YAPILY) {
const { RETRY_AMOUNT, SECONDS } = POLLING
// for OB the authorisationUrl isn't in the initial response to confirm
// order. We need to poll the order for it.
yield put(A.setStep({ step: 'LOADING' }))
const order = yield retry(RETRY_AMOUNT, SECONDS * 1000, AuthUrlCheck, confirmedOrder.id)
// Refresh the tx list in the modal background
yield put(A.fetchOrders())
yield put(A.setStep({ order, step: 'OPEN_BANKING_CONNECT' }))
// Now we need to poll for the order success
return yield call(confirmOrderPoll, A.confirmOrderPoll(confirmedOrder))
}
// Refresh recurring buy list to check for new pending RBs for next step
yield put(actions.components.recurringBuy.fetchRegisteredList())
yield put(actions.form.stopSubmit('sbCheckoutConfirm'))
if (order.paymentType === SBPaymentTypes.BANK_TRANSFER) {
yield put(A.setStep({ order: confirmedOrder, step: 'ORDER_SUMMARY' }))
} else {
yield put(A.setStep({ order: confirmedOrder, step: '3DS_HANDLER' }))
}
yield put(A.fetchOrders())
} catch (e) {
const error = errorHandler(e)
yield put(A.setStep({ order, step: 'CHECKOUT_CONFIRM' }))
yield put(actions.form.startSubmit('sbCheckoutConfirm'))
yield put(actions.form.stopSubmit('sbCheckoutConfirm', { _error: error }))
}
}
const confirmSBFundsOrder = function* () {
try {
const order = S.getSBOrder(yield select())
if (!order) throw new Error(NO_ORDER_EXISTS)
yield put(actions.form.startSubmit('sbCheckoutConfirm'))
const confirmedOrder: SBOrderType = yield call(api.confirmSBOrder, order as SBOrderType)
yield put(actions.form.stopSubmit('sbCheckoutConfirm'))
yield put(A.fetchOrders())
yield put(A.setStep({ order: confirmedOrder, step: 'ORDER_SUMMARY' }))
} catch (e) {
const error = errorHandler(e)
yield put(actions.form.stopSubmit('sbCheckoutConfirm', { _error: error }))
}
}
// TODO: move to BROKERAGE
const deleteSBCard = function* ({ payload }: ReturnType<typeof A.deleteCard>) {
try {
if (!payload) return
yield put(actions.form.startSubmit('linkedCards'))
yield call(api.deleteSavedAccount, payload, 'cards')
yield put(A.fetchCards(true))
yield take([A.fetchCardsSuccess.type, A.fetchCardsFailure.type])
yield put(actions.form.stopSubmit('linkedCards'))
yield put(actions.alerts.displaySuccess('Card removed.'))
} catch (e) {
const error = errorHandler(e)
yield put(actions.form.stopSubmit('linkedCards', { _error: error }))
yield put(actions.alerts.displayError('Error removing card.'))
}
}
const fetchSBBalances = function* ({ payload }: ReturnType<typeof A.fetchBalance>) {
const { currency, skipLoading } = payload
try {
if (!skipLoading) yield put(A.fetchBalanceLoading())
const balances: ReturnType<typeof api.getSBBalances> = yield call(api.getSBBalances, currency)
yield put(A.fetchBalanceSuccess(balances))
} catch (e) {
yield put(A.fetchBalanceSuccess(DEFAULT_SB_BALANCES))
}
}
const fetchSBCard = function* () {
let card: SBCardType
try {
yield put(A.fetchCardLoading())
const currency = S.getFiatCurrency(yield select())
if (!currency) throw new Error(NO_FIAT_CURRENCY)
const userDataR = selectors.modules.profile.getUserData(yield select())
const billingAddressForm: T.SBBillingAddressFormValuesType | undefined = yield select(
selectors.form.getFormValues('ccBillingAddress')
)
const userData = userDataR.getOrFail('NO_USER_ADDRESS')
const address = billingAddressForm || userData.address
if (!address) throw new Error('NO_USER_ADDRESS')
card = yield call(
api.createSBCard,
currency,
{
...address
},
userData.email
)
yield put(A.fetchCardSuccess(card))
} catch (e) {
const error = errorHandler(e)
yield put(A.fetchCardFailure(error))
}
}
const fetchSDDVerified = function* () {
try {
const isSddVerified = S.getSddVerified(yield select()).getOrElse({
verified: false
})
const userIdR = yield select(selectors.core.kvStore.userCredentials.getUserId)
const userId = userIdR.getOrElse(null)
if (!isSddVerified.verified && userId) {
yield put(A.fetchSDDVerifiedLoading())
const sddEligible = yield call(api.fetchSDDVerified)
yield put(A.fetchSDDVerifiedSuccess(sddEligible))
}
} catch (e) {
const error = errorHandler(e)
yield put(A.fetchSDDVerifiedFailure(error))
}
}
const fetchSBCards = function* ({ payload }: ReturnType<typeof A.fetchCards>) {
try {
yield call(waitForUserData)
yield call(fetchSDDVerified)
const isUserTier2 = yield call(isTier2)
const sddVerified = S.isUserSddVerified(yield select()).getOrElse(false)
const loadCards = isUserTier2 || sddVerified
if (!loadCards) return yield put(A.fetchCardsSuccess([]))
if (!payload) yield put(A.fetchCardsLoading())
const cards = yield call(api.getSBCards)
yield put(A.fetchCardsSuccess(cards))
} catch (e) {
const error = errorHandler(e)
yield put(A.fetchCardsFailure(error))
}
}
const fetchFiatEligible = function* ({ payload }: ReturnType<typeof A.fetchFiatEligible>) {
try {
let fiatEligible: FiatEligibleType
yield put(A.fetchFiatEligibleLoading())
// If user is not tier 2 fake eligible check to allow KYC
if (!(yield call(isTier2))) {
fiatEligible = {
eligible: true,
paymentAccountEligible: true,
simpleBuyTradingEligible: true
}
} else {
fiatEligible = yield call(api.getSBFiatEligible, payload)
}
yield put(A.fetchFiatEligibleSuccess(fiatEligible))
} catch (e) {
const error = errorHandler(e)
yield put(A.fetchFiatEligibleFailure(error))
}
}
const fetchSDDEligible = function* () {
try {
yield put(A.fetchSDDEligibleLoading())
yield call(waitForUserData)
// check if user is already tier 2
if (!(yield call(isTier2))) {
// user not tier 2, call for sdd eligibility
const sddEligible = yield call(api.fetchSDDEligible)
yield put(A.fetchSDDEligibleSuccess(sddEligible))
} else {
// user is already tier 2, manually set as ineligible
yield put(
A.fetchSDDEligibleSuccess({
eligible: false,
ineligibilityReason: 'KYC_TIER',
tier: 2
})
)
}
} catch (e) {
const error = errorHandler(e)
yield put(A.fetchSDDEligibleFailure(error))
}
}
const fetchSBOrders = function* ({ payload }: ReturnType<typeof A.fetchOrders>) {
try {
yield call(waitForUserData)
if (!payload) yield put(A.fetchOrdersLoading())
const orders = yield call(api.getSBOrders, {})
yield put(A.fetchOrdersSuccess(orders))
yield put(actions.components.brokerage.fetchBankTransferAccounts())
} catch (e) {
const error = errorHandler(e)
if (!(yield call(isTier2))) return yield put(A.fetchOrdersSuccess([]))
yield put(A.fetchOrdersFailure(error))
}
}
const fetchSBPairs = function* ({ payload }: ReturnType<typeof A.fetchPairs>) {
const { coin, currency } = payload
try {
yield put(A.fetchPairsLoading())
const { pairs }: ReturnType<typeof api.getSBPairs> = yield call(api.getSBPairs, currency)
const filteredPairs = pairs.filter((pair) => {
return (
window.coins[getCoinFromPair(pair.pair)] &&
window.coins[getCoinFromPair(pair.pair)].coinfig.type.name !== 'FIAT'
)
})
yield put(A.fetchPairsSuccess({ coin, pairs: filteredPairs }))
} catch (e) {
const error = errorHandler(e)
yield put(A.fetchPairsFailure(error))
}
}
const fetchPaymentAccount = function* () {
try {
yield put(A.fetchPaymentAccountLoading())
const fiatCurrency = S.getFiatCurrency(yield select())
if (!fiatCurrency) throw new Error(NO_FIAT_CURRENCY)
const account: SBAccountType = yield call(api.getSBPaymentAccount, fiatCurrency)
yield put(A.fetchPaymentAccountSuccess(account))
} catch (e) {
const error = errorHandler(e)
yield put(A.fetchPaymentAccountFailure(error))
}
}
const fetchPaymentMethods = function* ({ payload }: ReturnType<typeof A.fetchPaymentMethods>) {
try {
yield call(waitForUserData)
const userData = selectors.modules.profile.getUserData(yield select()).getOrElse({
state: 'NONE'
} as UserDataType)
// 🚨DO NOT create the user if no currency is passed
if (userData.state === 'NONE' && !payload) {
return yield put(A.fetchPaymentMethodsSuccess(DEFAULT_SB_METHODS))
}
// Only show Loading if not Success or 0 methods
const sbMethodsR = S.getSBPaymentMethods(yield select())
const sbMethods = sbMethodsR.getOrElse(DEFAULT_SB_METHODS)
if (!Remote.Success.is(sbMethodsR) || !sbMethods.methods.length)
yield put(A.fetchPaymentMethodsLoading())
// 🚨Create the user if you have a currency
yield call(createUser)
// If no currency fallback to sb fiat currency or wallet
const fallbackFiatCurrency =
S.getFiatCurrency(yield select()) ||
(yield select(selectors.core.settings.getCurrency)).getOrElse('USD')
const userSDDTierR = S.getUserSddEligibleTier(yield select())
if (!Remote.Success.is(userSDDTierR)) {
yield call(fetchSDDEligible)
}
const state = yield select()
const currentUserTier = selectors.modules.profile.getCurrentTier(state)
const userSDDEligibleTier = S.getUserSddEligibleTier(state).getOrElse(1)
// only fetch non-eligible payment methods if user is not tier 2
const includeNonEligibleMethods = currentUserTier === 2
// if user is SDD tier 3 eligible, fetch limits for tier 3
// else let endpoint return default current tier limits for current tier of user
const includeTierLimits = userSDDEligibleTier === SDD_TIER ? SDD_TIER : undefined
let paymentMethods = yield call(
api.getSBPaymentMethods,
payload || fallbackFiatCurrency,
includeNonEligibleMethods,
includeTierLimits
)
// 🚨👋 temporarily remove ACH from user payment methods if they are not t2
// t2 users who are invited to ACH beta will still get method since the API will
// return that method if they are actually eligible
if (currentUserTier !== 2) {
paymentMethods = paymentMethods.filter(
(method) => method.type !== SBPaymentTypes.BANK_TRANSFER
)
}
yield put(
A.fetchPaymentMethodsSuccess({
currency: payload || fallbackFiatCurrency,
methods: paymentMethods
})
)
} catch (e) {
const error = errorHandler(e)
yield put(A.fetchPaymentMethodsFailure(error))
}
}
const fetchSBQuote = function* ({ payload }: ReturnType<typeof A.fetchQuote>) {
try {
const { amount, orderType, pair } = payload
yield put(A.fetchQuoteLoading())
const quote: SBQuoteType = yield call(api.getSBQuote, pair, orderType, amount)
yield put(A.fetchQuoteSuccess(quote))
} catch (e) {
const error = errorHandler(e)
yield put(A.fetchQuoteFailure(error))
}
}
// new sell quote fetch
// Copied from swap and hopefully eventually
// shared between the 2 UIs and 3 methods (buy, sell, swap)
// used for sell only now, eventually buy as well
// TODO: use swap2 quote for buy AND sell
const fetchSellQuote = function* ({ payload }: ReturnType<typeof A.fetchSellQuote>) {
while (true) {
try {
yield put(A.fetchSellQuoteLoading())
const { pair } = payload
const direction = getDirection(payload.account)
const quote: ReturnType<typeof api.getSwapQuote> = yield call(
api.getSwapQuote,
pair,
direction
)
const rate = getRate(
quote.quote.priceTiers,
getOutputFromPair(pair),
new BigNumber(convertStandardToBase(payload.account.coin, 1)),
true
)
yield put(A.fetchSellQuoteSuccess({ quote, rate }))
const refresh = -moment().diff(quote.expiresAt)
yield delay(refresh)
} catch (e) {
const error = errorHandler(e)
yield put(A.fetchSellQuoteFailure(error))
yield delay(FALLBACK_DELAY)
yield put(A.startPollSellQuote(payload))
}
}
}
const formChanged = function* (action) {
try {
if (action.meta.form !== 'simpleBuyCheckout') return
if (action.meta.field !== 'amount') return
const formValues = selectors.form.getFormValues('simpleBuyCheckout')(
yield select()
) as T.SBCheckoutFormValuesType
const account = S.getSwapAccount(yield select())
const pair = S.getSBPair(yield select())
if (!formValues) return
if (!account) return
if (!pair) return
const paymentR = S.getPayment(yield select())
const quoteR = S.getSellQuote(yield select())
const quote = quoteR.getOrFail(NO_QUOTE)
const amt = getQuote(pair.pair, quote.rate, formValues.fix, formValues.amount)
const cryptoAmt = formValues.fix === 'CRYPTO' ? formValues.amount : amt
yield put(actions.form.change('simpleBuyCheckout', 'cryptoAmount', cryptoAmt))
if (account.type === SwapBaseCounterTypes.CUSTODIAL) return
// @ts-ignore
let payment = paymentGetOrElse(account.coin, paymentR)
const paymentAmount = generateProvisionalPaymentAmount(account.coin, Number(cryptoAmt))
payment = yield payment.amount(paymentAmount)
payment = yield payment.build()
yield put(A.updatePaymentSuccess(payment.value()))
} catch (e) {
// eslint-disable-next-line
console.log(e)
}
}
const handleSBDepositFiatClick = function* ({
payload
}: ReturnType<typeof A.handleDepositFiatClick>) {
const { coin } = payload
yield call(waitForUserData)
const isUserTier2 = yield call(isTier2)
if (!isUserTier2) {
yield put(A.showModal({ origin: 'EmptyFeed' }))
yield put(
A.setStep({
step: 'KYC_REQUIRED'
})
)
} else {
yield put(A.showModal({ origin: 'EmptyFeed' }))
// wait for modal
yield delay(500)
yield put(
A.setStep({
displayBack: false,
fiatCurrency: coin as FiatType,
step: 'BANK_WIRE_DETAILS'
})
)
}
}
const handleBuyMaxAmountClick = function* ({
payload
}: ReturnType<typeof A.handleBuyMaxAmountClick>) {
const { amount, coin } = payload
const standardAmt = convertBaseToStandard(coin, amount)
yield put(actions.form.change('simpleBuyCheckout', 'amount', standardAmt))
}
const handleBuyMinAmountClick = function* ({
payload
}: ReturnType<typeof A.handleBuyMinAmountClick>) {
const { amount, coin } = payload
const standardAmt = convertBaseToStandard(coin, amount)
yield put(actions.form.change('simpleBuyCheckout', 'amount', standardAmt))
}
const handleSellMaxAmountClick = function* ({
payload
}: ReturnType<typeof A.handleSellMaxAmountClick>) {
const { amount, coin } = payload
const standardAmt = convertBaseToStandard(coin, amount)
yield put(actions.form.change('simpleBuyCheckout', 'amount', standardAmt))
}
const handleSellMinAmountClick = function* ({
payload
}: ReturnType<typeof A.handleSellMinAmountClick>) {
const { amount, coin } = payload
const standardAmt = convertBaseToStandard(coin, amount)
yield put(actions.form.change('simpleBuyCheckout', 'amount', standardAmt))
}
const handleSBMethodChange = function* ({ payload }: ReturnType<typeof A.handleMethodChange>) {
const values: T.SBCheckoutFormValuesType = yield select(
selectors.form.getFormValues('simpleBuyCheckout')
)
const { isFlow, method } = payload
const cryptoCurrency = S.getCryptoCurrency(yield select()) || 'BTC'
const originalFiatCurrency = S.getFiatCurrency(yield select())
const fiatCurrency = method.currency || S.getFiatCurrency(yield select())
const pair = S.getSBPair(yield select())
const swapAccount = S.getSwapAccount(yield select())
if (!pair) return NO_PAIR_SELECTED
const isUserTier2 = yield call(isTier2)
if (!isUserTier2) {
switch (method.type) {
// https://blockc.slack.com/archives/GT1JZ1ZN2/p1596546978351100?thread_ts=1596541628.345800&cid=GT1JZ1ZN2
// REMOVE THIS WHEN BACKEND CAN HANDLE PENDING 'FUNDS' ORDERS
// 👇--------------------------------------------------------
case SBPaymentTypes.BANK_ACCOUNT:
case SBPaymentTypes.USER_CARD:
return yield put(
A.setStep({
step: 'KYC_REQUIRED'
})
)
// REMOVE THIS WHEN BACKEND CAN HANDLE PENDING 'FUNDS' ORDERS
// 👆--------------------------------------------------------
case SBPaymentTypes.PAYMENT_CARD:
// ADD THIS WHEN BACKEND CAN HANDLE PENDING 'FUNDS' ORDERS
// 👇-----------------------------------------------------
// const methodType =
// method.type === SBPaymentTypes.BANK_ACCOUNT ? SBPaymentTypes.FUNDS : method.type
// return yield put(A.createSBOrder(undefined, methodType))
// 👆------------------------------------------------------
return yield put(A.createOrder({ paymentType: method.type }))
default:
return
}
}
// User is Tier 2
switch (method.type) {
case SBPaymentTypes.BANK_ACCOUNT:
return yield put(
A.setStep({
displayBack: true,
fiatCurrency,
step: 'BANK_WIRE_DETAILS'
})
)
case SBPaymentTypes.LINK_BANK:
yield put(
actions.components.brokerage.showModal({
isFlow,
modalType: fiatCurrency === 'USD' ? 'ADD_BANK_YODLEE_MODAL' : 'ADD_BANK_YAPILY_MODAL',
origin: BrokerageModalOriginType.ADD_BANK_BUY
})
)
return yield put(
actions.components.brokerage.setAddBankStep({
addBankStep: AddBankStepType.ADD_BANK
})
)
case SBPaymentTypes.PAYMENT_CARD:
return yield put(
A.setStep({
step: 'ADD_CARD'
})
)
default:
yield put(
A.setStep({
cryptoCurrency,
fiatCurrency,
method,
orderType: values?.orderType,
pair,
step: 'ENTER_AMOUNT',
swapAccount
})
)
}