[taler-wallet-core] branch master updated: documentation / enum types for pending ops

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

The following commit(s) were added to refs/heads/master by this push:
     new 7c7d3e00 documentation / enum types for pending ops
7c7d3e00 is described below

commit 7c7d3e001ec3fa066ad7a41876142c331e3e2f0f
Author: Florian Dold <address@hidden>
AuthorDate: Fri Mar 6 18:40:00 2020 +0530

    documentation / enum types for pending ops
---
 src/crypto/workers/cryptoImplementation.ts |  5 ---
 src/operations/pending.ts                  |  7 ++--
 src/types/dbTypes.ts                       |  3 --
 src/types/pending.ts                       | 66 ++++++++++++++++++++++++++----
 4 files changed, 61 insertions(+), 20 deletions(-)

diff --git a/src/crypto/workers/cryptoImplementation.ts 
b/src/crypto/workers/cryptoImplementation.ts
index d3295e74..22004620 100644
--- a/src/crypto/workers/cryptoImplementation.ts
+++ b/src/crypto/workers/cryptoImplementation.ts
@@ -26,14 +26,11 @@
 
 import {
   CoinRecord,
-  CoinStatus,
   DenominationRecord,
   RefreshPlanchetRecord,
   RefreshSessionRecord,
   TipPlanchet,
   WireFee,
-  initRetryInfo,
-  WalletContractData,
 } from "../../types/dbTypes";
 
 import { CoinDepositPermission, ContractTerms, PaybackRequest } from 
"../../types/talerTypes";
@@ -43,12 +40,10 @@ import {
   PlanchetCreationRequest,
   DepositInfo,
 } from "../../types/walletTypes";
-import { canonicalJson } from "../../util/helpers";
 import { AmountJson } from "../../util/amounts";
 import * as Amounts from "../../util/amounts";
 import * as timer from "../../util/timer";
 import {
-  getRandomBytes,
   encodeCrock,
   decodeCrock,
   createEddsaKeyPair,
diff --git a/src/operations/pending.ts b/src/operations/pending.ts
index 3ae44692..9e2ff6b3 100644
--- a/src/operations/pending.ts
+++ b/src/operations/pending.ts
@@ -26,6 +26,7 @@ import {
 import {
   PendingOperationsResponse,
   PendingOperationType,
+  ExchangeUpdateOperationStage,
 } from "../types/pending";
 import { Duration, getTimestampNow, Timestamp, getDurationRemaining, 
durationMin } from "../util/time";
 import { TransactionHandle } from "../util/query";
@@ -92,7 +93,7 @@ async function gatherExchangePending(
         resp.pendingOperations.push({
           type: PendingOperationType.ExchangeUpdate,
           givesLifeness: false,
-          stage: "fetch-keys",
+          stage: ExchangeUpdateOperationStage.FetchKeys,
           exchangeBaseUrl: e.baseUrl,
           lastError: e.lastError,
           reason: e.updateReason || "unknown",
@@ -102,7 +103,7 @@ async function gatherExchangePending(
         resp.pendingOperations.push({
           type: PendingOperationType.ExchangeUpdate,
           givesLifeness: false,
-          stage: "fetch-wire",
+          stage: ExchangeUpdateOperationStage.FetchWire,
           exchangeBaseUrl: e.baseUrl,
           lastError: e.lastError,
           reason: e.updateReason || "unknown",
@@ -112,7 +113,7 @@ async function gatherExchangePending(
           resp.pendingOperations.push({
             type: PendingOperationType.ExchangeUpdate,
             givesLifeness: false,
-            stage: "finalize-update",
+            stage: ExchangeUpdateOperationStage.FinalizeUpdate,
             exchangeBaseUrl: e.baseUrl,
             lastError: e.lastError,
             reason: e.updateReason || "unknown",
diff --git a/src/types/dbTypes.ts b/src/types/dbTypes.ts
index 2b876ab2..c1d04917 100644
--- a/src/types/dbTypes.ts
+++ b/src/types/dbTypes.ts
@@ -27,12 +27,9 @@ import { AmountJson } from "../util/amounts";
 import {
   Auditor,
   CoinDepositPermission,
-  ContractTerms,
-  Denomination,
   MerchantRefundPermission,
   PayReq,
   TipResponse,
-  ExchangeHandle,
 } from "./talerTypes";
 
 import { Index, Store } from "../util/query";
diff --git a/src/types/pending.ts b/src/types/pending.ts
index b6b0849a..3c169c2c 100644
--- a/src/types/pending.ts
+++ b/src/types/pending.ts
@@ -22,7 +22,7 @@
  * Imports.
  */
 import { OperationError } from "./walletTypes";
-import { WithdrawalSource, RetryInfo } from "./dbTypes";
+import { WithdrawalSource, RetryInfo, ReserveRecordStatus } from "./dbTypes";
 import { Timestamp, Duration } from "../util/time";
 
 export const enum PendingOperationType {
@@ -65,7 +65,7 @@ export type PendingOperationInfo = PendingOperationInfoCommon 
&
  */
 export interface PendingExchangeUpdateOperation {
   type: PendingOperationType.ExchangeUpdate;
-  stage: string;
+  stage: ExchangeUpdateOperationStage;
   reason: string;
   exchangeBaseUrl: string;
   lastError: OperationError | undefined;
@@ -82,16 +82,34 @@ export interface PendingBugOperation {
   details: any;
 }
 
+/**
+ * Current state of an exchange update operation.
+ */
+export const enum ExchangeUpdateOperationStage {
+  FetchKeys = "fetch-keys",
+  FetchWire = "fetch-wire",
+  FinalizeUpdate = "finalize-update",
+}
+
+/**
+ * Status of processing a reserve.
+ *
+ * Does *not* include the withdrawal operation that might result
+ * from this.
+ */
 export interface PendingReserveOperation {
   type: PendingOperationType.Reserve;
   retryInfo: RetryInfo | undefined;
-  stage: string;
+  stage: ReserveRecordStatus;
   timestampCreated: Timestamp;
   reserveType: string;
   reservePub: string;
   bankWithdrawConfirmUrl?: string;
 }
 
+/**
+ * Status of an ongoing withdrawal operation.
+ */
 export interface PendingRefreshOperation {
   type: PendingOperationType.Refresh;
   lastError?: OperationError;
@@ -100,6 +118,9 @@ export interface PendingRefreshOperation {
   retryInfo: RetryInfo;
 }
 
+/**
+ * Status of downloading signed contract terms from a merchant.
+ */
 export interface PendingProposalDownloadOperation {
   type: PendingOperationType.ProposalDownload;
   merchantBaseUrl: string;
@@ -121,6 +142,9 @@ export interface PendingProposalChoiceOperation {
   proposalId: string;
 }
 
+/**
+ * The wallet is picking up a tip that the user has accepted.
+ */
 export interface PendingTipPickupOperation {
   type: PendingOperationType.TipPickup;
   tipId: string;
@@ -128,6 +152,10 @@ export interface PendingTipPickupOperation {
   merchantTipId: string;
 }
 
+/**
+ * The wallet has been offered a tip, and the user now needs to
+ * decide whether to accept or reject the tip.
+ */
 export interface PendingTipChoiceOperation {
   type: PendingOperationType.TipChoice;
   tipId: string;
@@ -135,6 +163,10 @@ export interface PendingTipChoiceOperation {
   merchantTipId: string;
 }
 
+/**
+ * The wallet is signing coins and then sending them to
+ * the merchant.
+ */
 export interface PendingPayOperation {
   type: PendingOperationType.Pay;
   proposalId: string;
@@ -143,6 +175,10 @@ export interface PendingPayOperation {
   lastError: OperationError | undefined;
 }
 
+/**
+ * The wallet is querying the merchant about whether any refund
+ * permissions are available for a purchase.
+ */
 export interface PendingRefundQueryOperation {
   type: PendingOperationType.RefundQuery;
   proposalId: string;
@@ -150,6 +186,11 @@ export interface PendingRefundQueryOperation {
   lastError: OperationError | undefined;
 }
 
+/**
+ * The wallet is processing refunds that it received from a merchant.
+ * During this operation, the wallet checks the refund permissions and sends
+ * them to the exchange to obtain a refund on a coin.
+ */
 export interface PendingRefundApplyOperation {
   type: PendingOperationType.RefundApply;
   proposalId: string;
@@ -159,6 +200,9 @@ export interface PendingRefundApplyOperation {
   numRefundsDone: number;
 }
 
+/**
+ * Status of an ongoing withdrawal operation.
+ */
 export interface PendingWithdrawOperation {
   type: PendingOperationType.Withdraw;
   source: WithdrawalSource;
@@ -167,21 +211,25 @@ export interface PendingWithdrawOperation {
   numCoinsTotal: number;
 }
 
-export interface PendingOperationFlags {
-  isWaitingUser: boolean;
-  isError: boolean;
-  givesLifeness: boolean;
-}
-
+/**
+ * Fields that are present in every pending operation.
+ */
 export interface PendingOperationInfoCommon {
   /**
    * Type of the pending operation.
    */
   type: PendingOperationType;
 
+  /**
+   * Set to true if the operation indicates that something is really in 
progress,
+   * as opposed to some regular scheduled operation or a permanent failure.
+   */
   givesLifeness: boolean;
 }
 
+/**
+ * Response returned from the pending operations API.
+ */
 export interface PendingOperationsResponse {
   pendingOperations: PendingOperationInfo[];
   nextRetryDelay: Duration;

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