[taler-wallet-core] 02/03: de-duplicating imports and fixing another typescript minor issues

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sebasjm pushed a commit to branch master
in repository wallet-core.

commit f8ae2671c176e293843525c4fc5dd4a33653fd10
Author: Sebastian <sebasjm@gmail.com>
AuthorDate: Sun Jan 16 17:47:43 2022 -0300

    de-duplicating imports and fixing another typescript minor issues
---
 packages/taler-wallet-core/src/headless/helpers.ts |  21 ++-
 .../taler-wallet-core/src/operations/deposits.ts   |  16 +-
 packages/taler-wallet-core/src/operations/pay.ts   |  87 +++-------
 .../taler-wallet-core/src/util/coinSelection.ts    |   3 +-
 packages/taler-wallet-core/src/wallet.ts           | 190 ++++++++-------------
 5 files changed, 116 insertions(+), 201 deletions(-)

diff --git a/packages/taler-wallet-core/src/headless/helpers.ts 
b/packages/taler-wallet-core/src/headless/helpers.ts
index d8616f71..120c4cd4 100644
--- a/packages/taler-wallet-core/src/headless/helpers.ts
+++ b/packages/taler-wallet-core/src/headless/helpers.ts
@@ -22,22 +22,20 @@
 /**
  * Imports.
  */
+import type { IDBFactory } from "@gnu-taler/idb-bridge";
+// eslint-disable-next-line no-duplicate-imports
 import {
-  MemoryBackend,
-  BridgeIDBFactory,
-  shimIndexedDB,
+  BridgeIDBFactory, MemoryBackend, shimIndexedDB
 } from "@gnu-taler/idb-bridge";
+import { AccessStats } from "@gnu-taler/idb-bridge/src/MemoryBackend";
+import { Logger, WalletNotification } from "@gnu-taler/taler-util";
+import * as fs from "fs";
+import { NodeThreadCryptoWorkerFactory } from 
"../crypto/workers/nodeThreadWorker.js";
+import { SynchronousCryptoWorkerFactory } from 
"../crypto/workers/synchronousWorkerFactory.js";
 import { openTalerDatabase } from "../db-utils.js";
 import { HttpRequestLibrary } from "../util/http.js";
-import { NodeThreadCryptoWorkerFactory } from 
"../crypto/workers/nodeThreadWorker.js";
-import { NodeHttpLib } from "./NodeHttpLib.js";
-import { Logger } from "@gnu-taler/taler-util";
-import { SynchronousCryptoWorkerFactory } from 
"../crypto/workers/synchronousWorker.js";
-import type { IDBFactory } from "@gnu-taler/idb-bridge";
-import { WalletNotification } from "@gnu-taler/taler-util";
 import { Wallet } from "../wallet.js";
-import * as fs from "fs";
-import { AccessStats } from "@gnu-taler/idb-bridge/src/MemoryBackend";
+import { NodeHttpLib } from "./NodeHttpLib.js";
 
 const logger = new Logger("headless/helpers.ts");
 
@@ -165,6 +163,7 @@ export async function getDefaultNodeWallet2(
     try {
       // Try if we have worker threads available, fails in older node versions.
       const _r = "require";
+      // eslint-disable-next-line no-unused-vars
       const worker_threads = module[_r]("worker_threads");
       // require("worker_threads");
       workerFactory = new NodeThreadCryptoWorkerFactory();
diff --git a/packages/taler-wallet-core/src/operations/deposits.ts 
b/packages/taler-wallet-core/src/operations/deposits.ts
index 40a0af31..8a5b3573 100644
--- a/packages/taler-wallet-core/src/operations/deposits.ts
+++ b/packages/taler-wallet-core/src/operations/deposits.ts
@@ -27,9 +27,7 @@ import {
   CreateDepositGroupRequest,
   CreateDepositGroupResponse,
   DenomKeyType,
-  durationFromSpec,
-  GetFeeForDepositRequest,
-  getTimestampNow,
+  durationFromSpec, encodeCrock, GetFeeForDepositRequest, getRandomBytes, 
getTimestampNow,
   Logger,
   NotificationType,
   parsePaytoUri,
@@ -40,15 +38,9 @@ import {
   timestampTruncateToSecond,
   TrackDepositGroupRequest,
   TrackDepositGroupResponse,
-  URL,
+  URL
 } from "@gnu-taler/taler-util";
 import { InternalWalletState } from "../common.js";
-import { kdf } from "@gnu-taler/taler-util";
-import {
-  encodeCrock,
-  getRandomBytes,
-  stringToBytes,
-} from "@gnu-taler/taler-util";
 import { DepositGroupRecord, OperationStatus } from "../db.js";
 import { guardOperationException } from "../errors.js";
 import { PayCoinSelection, selectPayCoins } from "../util/coinSelection.js";
@@ -62,7 +54,7 @@ import {
   getCandidatePayCoins,
   getTotalPaymentCost,
   hashWire,
-  hashWireLegacy,
+  hashWireLegacy
 } from "./pay.js";
 import { getTotalRefreshCost } from "./refresh.js";
 
@@ -168,7 +160,7 @@ export async function processDepositGroup(
 async function processDepositGroupImpl(
   ws: InternalWalletState,
   depositGroupId: string,
-  forceNow: boolean = false,
+  forceNow = false,
 ): Promise<void> {
   if (forceNow) {
     await resetDepositGroupRetry(ws, depositGroupId);
diff --git a/packages/taler-wallet-core/src/operations/pay.ts 
b/packages/taler-wallet-core/src/operations/pay.ts
index 479ab5e1..8f0727c8 100644
--- a/packages/taler-wallet-core/src/operations/pay.ts
+++ b/packages/taler-wallet-core/src/operations/pay.ts
@@ -26,58 +26,14 @@
  */
 import {
   AmountJson,
-  Amounts,
-  timestampIsBetween,
-  getTimestampNow,
-  isTimestampExpired,
-  Timestamp,
-  RefreshReason,
-  CoinDepositPermission,
-  NotificationType,
-  TalerErrorDetails,
-  Duration,
+  Amounts, codecForContractTerms, codecForMerchantPayResponse, 
codecForProposal, CoinDepositPermission, ConfirmPayResult,
+  ConfirmPayResultType, ContractTerms, decodeCrock, DenomKeyType, Duration,
   durationMax,
   durationMin,
-  durationMul,
-  ContractTerms,
-  codecForProposal,
-  TalerErrorCode,
-  codecForContractTerms,
-  timestampAddDuration,
-  ConfirmPayResult,
-  ConfirmPayResultType,
-  codecForMerchantPayResponse,
-  PreparePayResult,
-  PreparePayResultType,
-  parsePayUri,
-  Logger,
-  URL,
-  getDurationRemaining,
-  HttpStatusCode,
-  DenomKeyType,
-  kdf,
-  stringToBytes,
-  decodeCrock,
+  durationMul, encodeCrock, getDurationRemaining, getRandomBytes, 
getTimestampNow, HttpStatusCode, isTimestampExpired, j2s, kdf, Logger, 
NotificationType, parsePayUri, PreparePayResult,
+  PreparePayResultType, RefreshReason, stringToBytes, TalerErrorCode, 
TalerErrorDetails, Timestamp, timestampAddDuration, URL
 } from "@gnu-taler/taler-util";
-import { encodeCrock, getRandomBytes } from "@gnu-taler/taler-util";
-import {
-  PayCoinSelection,
-  CoinCandidateSelection,
-  AvailableCoinInfo,
-  selectPayCoins,
-  PreviousPayCoins,
-} from "../util/coinSelection.js";
-import { j2s } from "@gnu-taler/taler-util";
-import {
-  initRetryInfo,
-  updateRetryInfoTimeout,
-  getRetryDuration,
-} from "../util/retries.js";
-import { getTotalRefreshCost, createRefreshGroup } from "./refresh.js";
-import { InternalWalletState, EXCHANGE_COINS_LOCK } from "../common.js";
-import { ContractTermsUtil } from "../util/contractTerms.js";
-import { getExchangeDetails } from "./exchanges.js";
-import { GetReadWriteAccess } from "../util/query.js";
+import { EXCHANGE_COINS_LOCK, InternalWalletState } from "../common.js";
 import {
   AbortStatus,
   AllowedAuditorInfo,
@@ -90,22 +46,33 @@ import {
   ProposalStatus,
   PurchaseRecord,
   WalletContractData,
-  WalletStoresV1,
+  WalletStoresV1
 } from "../db.js";
+import {
+  guardOperationException,
+  makeErrorDetails,
+  OperationFailedAndReportedError,
+  OperationFailedError
+} from "../errors.js";
+import {
+  AvailableCoinInfo, CoinCandidateSelection, PayCoinSelection, 
PreviousPayCoins, selectPayCoins
+} from "../util/coinSelection.js";
+import { ContractTermsUtil } from "../util/contractTerms.js";
 import {
   getHttpResponseErrorDetails,
   readSuccessResponseJsonOrErrorCode,
   readSuccessResponseJsonOrThrow,
   readTalerErrorResponse,
   readUnexpectedResponseDetails,
-  throwUnexpectedRequestError,
+  throwUnexpectedRequestError
 } from "../util/http.js";
+import { GetReadWriteAccess } from "../util/query.js";
 import {
-  guardOperationException,
-  makeErrorDetails,
-  OperationFailedAndReportedError,
-  OperationFailedError,
-} from "../errors.js";
+  getRetryDuration, initRetryInfo,
+  updateRetryInfoTimeout
+} from "../util/retries.js";
+import { getExchangeDetails } from "./exchanges.js";
+import { createRefreshGroup, getTotalRefreshCost } from "./refresh.js";
 
 /**
  * Logger.
@@ -368,7 +335,7 @@ export async function applyCoinSpend(
   }>,
   coinSelection: PayCoinSelection,
   allocationId: string,
-) {
+): Promise<void> {
   logger.info(`applying coin spend ${j2s(coinSelection)}`);
   for (let i = 0; i < coinSelection.coinPubs.length; i++) {
     const coin = await tx.coins.get(coinSelection.coinPubs[i]);
@@ -530,8 +497,7 @@ async function incrementPurchasePayRetry(
       pr.payRetryInfo.retryCounter++;
       updateRetryInfoTimeout(pr.payRetryInfo);
       logger.trace(
-        `retrying pay in ${
-          getDurationRemaining(pr.payRetryInfo.nextRetry).d_ms
+        `retrying pay in ${getDurationRemaining(pr.payRetryInfo.nextRetry).d_ms
         } ms`,
       );
       pr.lastPayError = err;
@@ -1105,7 +1071,7 @@ async function unblockBackup(
   await ws.db
     .mktx((x) => ({ backupProviders: x.backupProviders }))
     .runReadWrite(async (tx) => {
-      const bp = await tx.backupProviders.indexes.byPaymentProposalId
+      await tx.backupProviders.indexes.byPaymentProposalId
         .iter(proposalId)
         .forEachAsync(async (bp) => {
           if (bp.state.tag === BackupProviderStateTag.Retrying) {
@@ -1143,6 +1109,7 @@ async function submitPay(
 
   logger.trace("paying with session ID", sessionId);
 
+  //FIXME: not used, does it expect a side effect?
   const merchantInfo = await ws.merchantOps.getMerchantInfo(
     ws,
     purchase.download.contractData.merchantBaseUrl,
diff --git a/packages/taler-wallet-core/src/util/coinSelection.ts 
b/packages/taler-wallet-core/src/util/coinSelection.ts
index bfc481ea..9a122a8f 100644
--- a/packages/taler-wallet-core/src/util/coinSelection.ts
+++ b/packages/taler-wallet-core/src/util/coinSelection.ts
@@ -27,9 +27,8 @@ import {
   AmountJson,
   Amounts,
   DenominationPubKey,
-  DenomKeyType,
+  DenomKeyType, Logger, strcmp
 } from "@gnu-taler/taler-util";
-import { strcmp, Logger } from "@gnu-taler/taler-util";
 
 const logger = new Logger("coinSelection.ts");
 
diff --git a/packages/taler-wallet-core/src/wallet.ts 
b/packages/taler-wallet-core/src/wallet.ts
index 347a1eb0..7bbbb1ff 100644
--- a/packages/taler-wallet-core/src/wallet.ts
+++ b/packages/taler-wallet-core/src/wallet.ts
@@ -23,30 +23,50 @@
  * Imports.
  */
 import {
-  BalancesResponse,
-  codecForAny,
-  codecForDeleteTransactionRequest,
-  codecForRetryTransactionRequest,
-  codecForSetWalletDeviceIdRequest,
-  codecForGetExchangeWithdrawalInfo,
-  durationFromSpec,
-  durationMin,
-  getDurationRemaining,
-  isTimestampExpired,
-  j2s,
-  TalerErrorCode,
+  AcceptManualWithdrawalResult,
+  AcceptWithdrawalResponse, AmountJson, Amounts, BalancesResponse, 
codecForAbortPayWithRefundRequest,
+  codecForAcceptBankIntegratedWithdrawalRequest,
+  codecForAcceptExchangeTosRequest,
+  codecForAcceptManualWithdrawalRequet,
+  codecForAcceptTipRequest,
+  codecForAddExchangeRequest, codecForAny, codecForApplyRefundRequest,
+  codecForConfirmPayRequest,
+  codecForCreateDepositGroupRequest, codecForDeleteTransactionRequest, 
codecForForceRefreshRequest,
+  codecForGetExchangeTosRequest, codecForGetExchangeWithdrawalInfo, 
codecForGetFeeForDeposit, codecForGetWithdrawalDetailsForAmountRequest,
+  codecForGetWithdrawalDetailsForUri, codecForImportDbRequest, 
codecForIntegrationTestArgs, codecForListKnownBankAccounts, 
codecForPreparePayRequest,
+  codecForPrepareTipRequest, codecForRetryTransactionRequest, 
codecForSetCoinSuspendedRequest, codecForSetWalletDeviceIdRequest, 
codecForTestPayArgs,
+  codecForTrackDepositGroupRequest, codecForTransactionsRequest, 
codecForWithdrawFakebankRequest, codecForWithdrawTestBalance, CoinDumpJson, 
CoreApiResponse, durationFromSpec,
+  durationMin, ExchangeListItem,
+  ExchangesListRespose, getDurationRemaining, GetExchangeTosResult, 
isTimestampExpired,
+  j2s, KnownBankAccounts, Logger, ManualWithdrawalDetails, NotificationType, 
parsePaytoUri, PaytoUri, RefreshReason, TalerErrorCode,
   Timestamp,
-  timestampMin,
-  WalletNotification,
-  codecForWithdrawFakebankRequest,
-  URL,
-  parsePaytoUri,
-  KnownBankAccounts,
-  PaytoUri,
-  codecForGetFeeForDeposit,
-  codecForListKnownBankAccounts,
-  codecForImportDbRequest,
+  timestampMin, URL, WalletNotification
 } from "@gnu-taler/taler-util";
+import {
+  DenomInfo,
+  ExchangeOperations,
+  InternalWalletState,
+  MerchantInfo,
+  MerchantOperations,
+  NotificationListener,
+  RecoupOperations,
+  ReserveOperations
+} from "./common.js";
+import { CryptoApi, CryptoWorkerFactory } from "./crypto/workers/cryptoApi.js";
+import {
+  AuditorTrustRecord,
+  CoinSourceType,
+  exportDb,
+  importDb,
+  ReserveRecordStatus,
+  WalletStoresV1
+} from "./db.js";
+import {
+  makeErrorDetails,
+  OperationFailedAndReportedError,
+  OperationFailedError
+} from "./errors.js";
+import { exportBackup } from "./operations/backup/export.js";
 import {
   addBackupProvider,
   codecForAddBackupProviderRequest,
@@ -57,142 +77,80 @@ import {
   loadBackupRecovery,
   processBackupForProvider,
   removeBackupProvider,
-  runBackupCycle,
+  runBackupCycle
 } from "./operations/backup/index.js";
-import { exportBackup } from "./operations/backup/export.js";
+import { setWalletDeviceId } from "./operations/backup/state.js";
 import { getBalances } from "./operations/balance.js";
 import {
   createDepositGroup,
   getFeeForDeposit,
   processDepositGroup,
-  trackDepositGroup,
+  trackDepositGroup
 } from "./operations/deposits.js";
-import {
-  makeErrorDetails,
-  OperationFailedAndReportedError,
-  OperationFailedError,
-} from "./errors.js";
 import {
   acceptExchangeTermsOfService,
   getExchangeDetails,
   getExchangeTrust,
-  updateExchangeFromUrl,
+  updateExchangeFromUrl
 } from "./operations/exchanges.js";
+import { getMerchantInfo } from "./operations/merchants.js";
 import {
   confirmPay,
   preparePayForUri,
   processDownloadProposal,
-  processPurchasePay,
+  processPurchasePay
 } from "./operations/pay.js";
 import { getPendingOperations } from "./operations/pending.js";
 import { createRecoupGroup, processRecoupGroup } from "./operations/recoup.js";
 import {
   autoRefresh,
   createRefreshGroup,
-  processRefreshGroup,
+  processRefreshGroup
 } from "./operations/refresh.js";
 import {
   abortFailedPayWithRefund,
   applyRefund,
-  processPurchaseQueryRefund,
+  processPurchaseQueryRefund
 } from "./operations/refund.js";
 import {
   createReserve,
   createTalerWithdrawReserve,
   getFundingPaytoUris,
-  processReserve,
+  processReserve
 } from "./operations/reserves.js";
-import {
-  DenomInfo,
-  ExchangeOperations,
-  InternalWalletState,
-  MerchantInfo,
-  MerchantOperations,
-  NotificationListener,
-  RecoupOperations,
-  ReserveOperations,
-} from "./common.js";
 import {
   runIntegrationTest,
   testPay,
-  withdrawTestBalance,
+  withdrawTestBalance
 } from "./operations/testing.js";
 import { acceptTip, prepareTip, processTip } from "./operations/tip.js";
 import {
   deleteTransaction,
   getTransactions,
-  retryTransaction,
+  retryTransaction
 } from "./operations/transactions.js";
 import {
   getExchangeWithdrawalInfo,
   getWithdrawalDetailsForUri,
-  processWithdrawGroup,
+  processWithdrawGroup
 } from "./operations/withdraw.js";
 import {
-  AuditorTrustRecord,
-  CoinSourceType,
-  exportDb,
-  importDb,
-  ReserveRecordStatus,
-  WalletStoresV1,
-} from "./db.js";
-import { NotificationType } from "@gnu-taler/taler-util";
-import {
-  PendingTaskInfo,
-  PendingOperationsResponse,
-  PendingTaskType,
+  PendingOperationsResponse, PendingTaskInfo, PendingTaskType
 } from "./pending-types.js";
-import { CoinDumpJson } from "@gnu-taler/taler-util";
-import { codecForTransactionsRequest } from "@gnu-taler/taler-util";
-import {
-  AcceptManualWithdrawalResult,
-  AcceptWithdrawalResponse,
-  codecForAbortPayWithRefundRequest,
-  codecForAcceptBankIntegratedWithdrawalRequest,
-  codecForAcceptExchangeTosRequest,
-  codecForAcceptManualWithdrawalRequet,
-  codecForAcceptTipRequest,
-  codecForAddExchangeRequest,
-  codecForApplyRefundRequest,
-  codecForConfirmPayRequest,
-  codecForCreateDepositGroupRequest,
-  codecForForceRefreshRequest,
-  codecForGetExchangeTosRequest,
-  codecForGetWithdrawalDetailsForAmountRequest,
-  codecForGetWithdrawalDetailsForUri,
-  codecForIntegrationTestArgs,
-  codecForPreparePayRequest,
-  codecForPrepareTipRequest,
-  codecForSetCoinSuspendedRequest,
-  codecForTestPayArgs,
-  codecForTrackDepositGroupRequest,
-  codecForWithdrawTestBalance,
-  CoreApiResponse,
-  ExchangeListItem,
-  ExchangesListRespose,
-  GetExchangeTosResult,
-  ManualWithdrawalDetails,
-  RefreshReason,
-} from "@gnu-taler/taler-util";
-import { AmountJson, Amounts } from "@gnu-taler/taler-util";
 import { assertUnreachable } from "./util/assertUnreachable.js";
-import { Logger } from "@gnu-taler/taler-util";
-import { setWalletDeviceId } from "./operations/backup/state.js";
-import { WalletCoreApiClient } from "./wallet-api-types.js";
 import { AsyncOpMemoMap, AsyncOpMemoSingle } from "./util/asyncMemo.js";
-import { CryptoApi, CryptoWorkerFactory } from "./crypto/workers/cryptoApi.js";
-import { TimerGroup } from "./util/timer.js";
+import {
+  HttpRequestLibrary,
+  readSuccessResponseJsonOrThrow
+} from "./util/http.js";
 import {
   AsyncCondition,
   OpenedPromise,
-  openPromise,
+  openPromise
 } from "./util/promiseUtils.js";
 import { DbAccess, GetReadWriteAccess } from "./util/query.js";
-import {
-  HttpRequestLibrary,
-  readSuccessResponseJsonOrThrow,
-} from "./util/http.js";
-import { getMerchantInfo } from "./operations/merchants.js";
+import { TimerGroup } from "./util/timer.js";
+import { WalletCoreApiClient } from "./wallet-api-types.js";
 
 const builtinAuditors: AuditorTrustRecord[] = [
   {
@@ -1047,7 +1005,7 @@ export async function handleCoreApiRequest(
       try {
         logger.error("Caught unexpected exception:");
         logger.error(e.stack);
-      } catch (e) {}
+      } catch (e) { }
       return {
         type: "error",
         operation,
@@ -1077,7 +1035,7 @@ export class Wallet {
     this.ws = new InternalWalletStateImpl(db, http, cryptoWorkerFactory);
   }
 
-  get client() {
+  get client(): WalletCoreApiClient {
     return this._client;
   }
 
@@ -1085,7 +1043,7 @@ export class Wallet {
    * Trust the exchange, do not validate signatures.
    * Only used to benchmark the exchange.
    */
-  setInsecureTrustExchange() {
+  setInsecureTrustExchange(): void {
     this.ws.insecureTrustExchange = true;
   }
 
@@ -1107,11 +1065,11 @@ export class Wallet {
     this.ws.stop();
   }
 
-  runPending(forceNow: boolean = false) {
+  runPending(forceNow = false): Promise<void> {
     return runPending(this.ws, forceNow);
   }
 
-  runTaskLoop(opts?: RetryLoopOpts) {
+  runTaskLoop(opts?: RetryLoopOpts): Promise<void> {
     return runTaskLoop(this.ws, opts);
   }
 
@@ -1142,7 +1100,7 @@ class InternalWalletStateImpl implements 
InternalWalletState {
 
   merchantInfoCache: Record<string, MerchantInfo> = {};
 
-  insecureTrustExchange: boolean = false;
+  insecureTrustExchange = false;
 
   timerGroup: TimerGroup = new TimerGroup();
   latch = new AsyncCondition();
@@ -1150,7 +1108,7 @@ class InternalWalletStateImpl implements 
InternalWalletState {
 
   listeners: NotificationListener[] = [];
 
-  initCalled: boolean = false;
+  initCalled = false;
 
   exchangeOps: ExchangeOperations = {
     getExchangeDetails,
@@ -1159,16 +1117,16 @@ class InternalWalletStateImpl implements 
InternalWalletState {
   };
 
   recoupOps: RecoupOperations = {
-    createRecoupGroup: createRecoupGroup,
-    processRecoupGroup: processRecoupGroup,
+    createRecoupGroup,
+    processRecoupGroup,
   };
 
   merchantOps: MerchantOperations = {
-    getMerchantInfo: getMerchantInfo,
+    getMerchantInfo,
   };
 
   reserveOps: ReserveOperations = {
-    processReserve: processReserve,
+    processReserve,
   };
 
   // FIXME: Use an LRU cache here.
@@ -1253,7 +1211,7 @@ class InternalWalletStateImpl implements 
InternalWalletState {
    * Run an async function after acquiring a list of locks, identified
    * by string tokens.
    */
-  async runSequentialized<T>(tokens: string[], f: () => Promise<T>) {
+  async runSequentialized<T>(tokens: string[], f: () => Promise<T>): 
Promise<T> {
     // Make sure locks are always acquired in the same order
     tokens = [...tokens].sort();
 

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