feat(borrow): set up getLoanFinancials

blockchain · Feb 26, 2020 · bcc7b24 · bcc7b24
1 parent 49a8060
commit bcc7b24
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Showing 10 changed files with 136 additions and 6 deletions.
diff --git a/packages/blockchain-wallet-v4-frontend/src/data/components/borrow/actionTypes.ts b/packages/blockchain-wallet-v4-frontend/src/data/components/borrow/actionTypes.ts
@@ -12,6 +12,14 @@ export const FETCH_BORROW_OFFERS_FAILURE = '@EVENT.FETCH_BORROW_OFFERS_FAILURE'
 export const FETCH_BORROW_OFFERS_LOADING = '@EVENT.FETCH_BORROW_OFFERS_LOADING'
 export const FETCH_BORROW_OFFERS_SUCCESS = '@EVENT.FETCH_BORROW_OFFERS_SUCCESS'
 
+export const FETCH_LOAN_FINANCIALS = '@EVENT.FETCH_LOAN_FINANCIALS'
+export const FETCH_LOAN_FINANCIALS_FAILURE =
+  '@EVENT.FETCH_LOAN_FINANCIALS_FAILURE'
+export const FETCH_LOAN_FINANCIALS_LOADING =
+  '@EVENT.FETCH_LOAN_FINANCIALS_LOADING'
+export const FETCH_LOAN_FINANCIALS_SUCCESS =
+  '@EVENT.FETCH_LOAN_FINANCIALS_SUCCESS'
+
 export const FETCH_USER_BORROW_HISTORY = '@EVENT.FETCH_USER_BORROW_HISTORY'
 export const FETCH_USER_BORROW_HISTORY_FAILURE =
   '@EVENT.FETCH_USER_BORROW_HISTORY_FAILURE'

diff --git a/packages/blockchain-wallet-v4-frontend/src/data/components/borrow/actions.ts b/packages/blockchain-wallet-v4-frontend/src/data/components/borrow/actions.ts
@@ -1,6 +1,11 @@
 import * as AT from './actionTypes'
 import { BorrowActionTypes, BorrowMinMaxType } from './types'
-import { CoinType, LoanType, OfferType } from 'blockchain-wallet-v4/src/types'
+import {
+  CoinType,
+  LoanFinancialsType,
+  LoanType,
+  OfferType
+} from 'blockchain-wallet-v4/src/types'
 
 export const addCollateral = () => ({
   type: AT.ADD_COLLATERAL
@@ -36,6 +41,33 @@ export const fetchBorrowOffersSuccess = (offers): BorrowActionTypes => ({
   }
 })
 
+export const fetchLoanFinancials = (loan: LoanType) => ({
+  type: AT.FETCH_LOAN_FINANCIALS,
+  payload: {
+    loan
+  }
+})
+
+export const fetchLoanFinancialsLoading = (): BorrowActionTypes => ({
+  type: AT.FETCH_LOAN_FINANCIALS_LOADING
+})
+
+export const fetchLoanFinancialsFailure = (error): BorrowActionTypes => ({
+  type: AT.FETCH_LOAN_FINANCIALS_FAILURE,
+  payload: {
+    error
+  }
+})
+
+export const fetchLoanFinancialsSuccess = (
+  financials: LoanFinancialsType
+): BorrowActionTypes => ({
+  type: AT.FETCH_LOAN_FINANCIALS_SUCCESS,
+  payload: {
+    financials
+  }
+})
+
 export const fetchUserBorrowHistory = () => ({
   type: AT.FETCH_USER_BORROW_HISTORY
 })

diff --git a/packages/blockchain-wallet-v4-frontend/src/data/components/borrow/reducers.ts b/packages/blockchain-wallet-v4-frontend/src/data/components/borrow/reducers.ts
@@ -1,4 +1,5 @@
 import * as AT from './actionTypes'
+import { actions } from 'data'
 import { BorrowActionTypes, BorrowState } from './types'
 import Remote from 'blockchain-wallet-v4/src/remote/remote'
 
@@ -38,6 +39,42 @@ export function borrowReducer (
         ...state,
         offers: Remote.Success(action.payload.offers)
       }
+    case AT.FETCH_LOAN_FINANCIALS_LOADING:
+      return state.loan
+        ? {
+            ...state,
+            loan: {
+              ...state.loan,
+              financials: Remote.Loading
+            }
+          }
+        : {
+            ...state
+          }
+    case AT.FETCH_LOAN_FINANCIALS_FAILURE:
+      return state.loan
+        ? {
+            ...state,
+            loan: {
+              ...state.loan,
+              financials: Remote.Failure(action.payload.error)
+            }
+          }
+        : {
+            ...state
+          }
+    case AT.FETCH_LOAN_FINANCIALS_SUCCESS:
+      return state.loan
+        ? {
+            ...state,
+            loan: {
+              ...state.loan,
+              financials: Remote.Success(action.payload.financials)
+            }
+          }
+        : {
+            ...state
+          }
     case AT.FETCH_USER_BORROW_HISTORY_LOADING:
       return {
         ...state,

diff --git a/packages/blockchain-wallet-v4-frontend/src/data/components/borrow/sagaRegister.ts b/packages/blockchain-wallet-v4-frontend/src/data/components/borrow/sagaRegister.ts
@@ -15,6 +15,7 @@ export default ({ api, coreSagas, networks }) => {
     yield takeLatest(AT.CREATE_BORROW, borrowSagas.createBorrow)
     yield takeLatest(AT.DESTROY_BORROW, borrowSagas.destroyBorrow)
     yield takeLatest(AT.FETCH_BORROW_OFFERS, borrowSagas.fetchBorrowOffers)
+    yield takeLatest(AT.FETCH_LOAN_FINANCIALS, borrowSagas.fetchLoanFinancials)
     yield takeLatest(
       AT.FETCH_USER_BORROW_HISTORY,
       borrowSagas.fetchUserBorrowHistory

diff --git a/packages/blockchain-wallet-v4-frontend/src/data/components/borrow/sagas.ts b/packages/blockchain-wallet-v4-frontend/src/data/components/borrow/sagas.ts
@@ -15,7 +15,7 @@ import {
 } from './model'
 import { FormAction, initialize, touch } from 'redux-form'
 import { head, nth } from 'ramda'
-import { LoanType } from 'core/types'
+import { LoanFinancialsType, LoanType } from 'core/types'
 
 import { promptForSecondPassword } from 'services/SagaService'
 import BigNumber from 'bignumber.js'
@@ -254,6 +254,22 @@ export default ({
     }
   }
 
+  const fetchLoanFinancials = function * ({
+    payload
+  }: ReturnType<typeof A.fetchLoanFinancials>) {
+    try {
+      const { loan } = payload
+      yield put(A.fetchLoanFinancialsLoading())
+      const financials: LoanFinancialsType = yield call(
+        api.getLoanFinancials,
+        loan.loanId
+      )
+      yield put(A.fetchLoanFinancialsSuccess(financials))
+    } catch (e) {
+      yield put(A.fetchBorrowOffersFailure(e))
+    }
+  }
+
   const fetchUserBorrowHistory = function * () {
     try {
       yield put(A.fetchUserBorrowHistoryLoading())
@@ -432,6 +448,7 @@ export default ({
     createBorrow,
     destroyBorrow,
     fetchBorrowOffers,
+    fetchLoanFinancials,
     fetchUserBorrowHistory,
     formChanged,
     initializeBorrow,

diff --git a/packages/blockchain-wallet-v4-frontend/src/data/components/borrow/types.ts b/packages/blockchain-wallet-v4-frontend/src/data/components/borrow/types.ts
@@ -1,6 +1,7 @@
 import * as AT from './actionTypes'
 import {
   CoinType,
+  LoanFinancialsType,
   LoanType,
   NabuApiErrorType,
   OfferType,
@@ -125,6 +126,22 @@ interface FetchBorrowOffersSuccessAction {
   }
   type: typeof AT.FETCH_BORROW_OFFERS_SUCCESS
 }
+interface FetchLoanFinancialsFailureAction {
+  payload: {
+    error: NabuApiErrorType
+  }
+  type: typeof AT.FETCH_LOAN_FINANCIALS_FAILURE
+}
+
+interface FetchLoanFinancialsLoadingAction {
+  type: typeof AT.FETCH_LOAN_FINANCIALS_LOADING
+}
+interface FetchLoanFinancialsSuccessAction {
+  payload: {
+    financials: LoanFinancialsType
+  }
+  type: typeof AT.FETCH_LOAN_FINANCIALS_SUCCESS
+}
 interface FetchUserBorrowHistoryFailureAction {
   payload: {
     error: NabuApiErrorType
@@ -205,6 +222,9 @@ export type BorrowActionTypes =
   | FetchBorrowOffersFailureAction
   | FetchBorrowOffersLoadingAction
   | FetchBorrowOffersSuccessAction
+  | FetchLoanFinancialsFailureAction
+  | FetchLoanFinancialsLoadingAction
+  | FetchLoanFinancialsSuccessAction
   | FetchUserBorrowHistoryFailureAction
   | FetchUserBorrowHistoryLoadingAction
   | FetchUserBorrowHistorySuccessAction

diff --git a/packages/blockchain-wallet-v4-frontend/src/modals/Borrow/BorrowDetails/index.tsx b/packages/blockchain-wallet-v4-frontend/src/modals/Borrow/BorrowDetails/index.tsx
@@ -36,6 +36,7 @@ class BorrowDetails extends PureComponent<Props> {
 
   componentDidMount () {
     this.props.borrowActions.setCoin(this.props.offer.terms.collateralCcy)
+    this.props.borrowActions.fetchLoanFinancials(this.props.loan)
   }
 
   render () {

diff --git a/packages/blockchain-wallet-v4/src/network/api/borrow/index.ts b/packages/blockchain-wallet-v4/src/network/api/borrow/index.ts
@@ -1,7 +1,13 @@
 import { CoinType } from 'core/types'
 import { LoanType, OfferType } from './types'
 
-export default ({ nabuUrl, authorizedGet, authorizedPost, authorizedPut }) => {
+export default ({ nabuUrl, authorizedGet, authorizedPost }) => {
+  const getLoanFinancials = (loanId: string) =>
+    authorizedGet({
+      url: nabuUrl,
+      endPoint: `/user/loans/${loanId}/financials`
+    })
+
   const getOffers = (): Array<OfferType> =>
     authorizedGet({
       url: nabuUrl,
@@ -43,6 +49,7 @@ export default ({ nabuUrl, authorizedGet, authorizedPost, authorizedPut }) => {
     })
 
   return {
+    getLoanFinancials,
     getOffers,
     getUserBorrowHistory,
     closeLoanWithPrincipal,

diff --git a/packages/blockchain-wallet-v4/src/network/api/borrow/types.ts b/packages/blockchain-wallet-v4/src/network/api/borrow/types.ts
@@ -1,10 +1,17 @@
-import { CoinType } from 'core/types'
+import { CoinType, NabuApiErrorType, RemoteDataType } from 'core/types'
 
 export type MoneyType = {
   symbol: CoinType
   value: string
 }
 
+export type LoanFinancialsType = {
+  collateralForInterest: Array<MoneyType>
+  onCloseCollateralRefund: Array<MoneyType>
+  onCloseCollateralTaken: Array<MoneyType>
+  owedInterest: Array<MoneyType>
+}
+
 export type LoanType = {
   borrowerId: string
   collateral: {
@@ -15,6 +22,7 @@ export type LoanType = {
   }
   collateralisationRatio: number
   expiration: Date
+  financials: RemoteDataType<NabuApiErrorType, LoanFinancialsType>
   loanId: string
   offerId: string
   openedAt: string

diff --git a/packages/blockchain-wallet-v4/src/network/api/index.ts b/packages/blockchain-wallet-v4/src/network/api/index.ts
@@ -45,8 +45,7 @@ const api = ({
     ...borrow({
       nabuUrl,
       authorizedGet: authorizedHttp.get,
-      authorizedPost: authorizedHttp.post,
-      authorizedPut: authorizedHttp.put
+      authorizedPost: authorizedHttp.post
     }),
     ...btc({ rootUrl, apiUrl, ...http }),
     ...coinify({ coinifyUrl, ...http }),