[taler-wallet-core] branch master updated: wallet-core: expose more info about refund query

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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 6a4da8871 wallet-core: expose more info about refund query
6a4da8871 is described below

commit 6a4da88719bc7a1506433c1117b2402d2bd48f36
Author: Florian Dold <florian@dold.me>
AuthorDate: Tue Feb 14 11:16:58 2023 +0100

    wallet-core: expose more info about refund query
---
 packages/taler-harness/src/harness/helpers.ts      | 49 ++++++++++++++++++++++
 .../src/integrationtests/test-refund.ts            | 40 +++++++++++++-----
 packages/taler-util/src/notifications.ts           |  9 ++++
 packages/taler-util/src/transactions-types.ts      |  5 +++
 .../src/operations/pay-merchant.ts                 | 15 +++++++
 .../src/operations/transactions.ts                 |  3 +-
 6 files changed, 109 insertions(+), 12 deletions(-)

diff --git a/packages/taler-harness/src/harness/helpers.ts 
b/packages/taler-harness/src/harness/helpers.ts
index ad77ce6ca..c1ce463fa 100644
--- a/packages/taler-harness/src/harness/helpers.ts
+++ b/packages/taler-harness/src/harness/helpers.ts
@@ -29,6 +29,8 @@ import {
   MerchantContractTerms,
   Duration,
   PreparePayResultType,
+  NotificationType,
+  WithdrawalGroupFinishedNotification,
 } from "@gnu-taler/taler-util";
 import {
   BankAccessApi,
@@ -466,6 +468,53 @@ export async function startWithdrawViaBank(
   // Some tests rely on the final withdraw failing.
 }
 
+export interface WithdrawViaBankResult {
+  withdrawalFinishedCond: Promise<WithdrawalGroupFinishedNotification>;
+}
+
+export async function withdrawViaBankV2(
+  t: GlobalTestState,
+  p: {
+    walletClient: WalletClient;
+    bank: BankService;
+    exchange: ExchangeServiceInterface;
+    amount: AmountString;
+    restrictAge?: number;
+  },
+): Promise<WithdrawViaBankResult> {
+  const { walletClient: wallet, bank, exchange, amount } = p;
+
+  const user = await BankApi.createRandomBankUser(bank);
+  const wop = await BankAccessApi.createWithdrawalOperation(bank, user, 
amount);
+
+  // Hand it to the wallet
+
+  await wallet.client.call(WalletApiOperation.GetWithdrawalDetailsForUri, {
+    talerWithdrawUri: wop.taler_withdraw_uri,
+    restrictAge: p.restrictAge,
+  });
+
+  const withdrawalFinishedCond = wallet.waitForNotificationCond((x) =>
+    x.type === NotificationType.WithdrawGroupFinished ? x : false,
+  );
+
+  // Withdraw (AKA select)
+
+  await wallet.client.call(WalletApiOperation.AcceptBankIntegratedWithdrawal, {
+    exchangeBaseUrl: exchange.baseUrl,
+    talerWithdrawUri: wop.taler_withdraw_uri,
+    restrictAge: p.restrictAge,
+  });
+
+  // Confirm it
+
+  await BankApi.confirmWithdrawalOperation(bank, user, wop);
+
+  return {
+    withdrawalFinishedCond,
+  };
+}
+
 /**
  * Withdraw balance.
  */
diff --git a/packages/taler-harness/src/integrationtests/test-refund.ts 
b/packages/taler-harness/src/integrationtests/test-refund.ts
index 93850769a..4ae45b8bf 100644
--- a/packages/taler-harness/src/integrationtests/test-refund.ts
+++ b/packages/taler-harness/src/integrationtests/test-refund.ts
@@ -17,12 +17,16 @@
 /**
  * Imports.
  */
-import { Duration, durationFromSpec } from "@gnu-taler/taler-util";
+import {
+  Duration,
+  durationFromSpec,
+  NotificationType,
+} from "@gnu-taler/taler-util";
 import { WalletApiOperation } from "@gnu-taler/taler-wallet-core";
 import { GlobalTestState, MerchantPrivateApi } from "../harness/harness.js";
 import {
-  createSimpleTestkudosEnvironment,
-  withdrawViaBank,
+  createSimpleTestkudosEnvironmentV2,
+  withdrawViaBankV2,
 } from "../harness/helpers.js";
 
 /**
@@ -31,12 +35,23 @@ import {
 export async function runRefundTest(t: GlobalTestState) {
   // Set up test environment
 
-  const { wallet, bank, exchange, merchant } =
-    await createSimpleTestkudosEnvironment(t);
+  const {
+    walletClient: wallet,
+    bank,
+    exchange,
+    merchant,
+  } = await createSimpleTestkudosEnvironmentV2(t);
 
   // Withdraw digital cash into the wallet.
 
-  await withdrawViaBank(t, { wallet, bank, exchange, amount: "TESTKUDOS:20" });
+  const withdrawalRes = await withdrawViaBankV2(t, {
+    walletClient: wallet,
+    bank,
+    exchange,
+    amount: "TESTKUDOS:20",
+  });
+
+  await withdrawalRes.withdrawalFinishedCond;
 
   // Set up order.
 
@@ -85,12 +100,15 @@ export async function runRefundTest(t: GlobalTestState) {
   console.log(ref);
 
   {
+    const refundFinishedCond = wallet.waitForNotificationCond(
+      (x) => x.type === NotificationType.RefundFinished,
+    );
     const r = await wallet.client.call(WalletApiOperation.ApplyRefund, {
       talerRefundUri: ref.talerRefundUri,
     });
     console.log(r);
 
-    await wallet.runUntilDone();
+    await refundFinishedCond;
   }
 
   {
@@ -103,6 +121,9 @@ export async function runRefundTest(t: GlobalTestState) {
   }
 
   {
+    const refundQueriedCond = wallet.waitForNotificationCond(
+      (x) => x.type === NotificationType.RefundQueried,
+    );
     const r3 = await wallet.client.call(
       WalletApiOperation.ApplyRefundFromPurchaseId,
       {
@@ -110,11 +131,8 @@ export async function runRefundTest(t: GlobalTestState) {
       },
     );
     console.log(r3);
-
-    await wallet.runUntilDone();
+    await refundQueriedCond;
   }
-
-  await t.shutdown();
 }
 
 runRefundTest.suites = ["wallet"];
diff --git a/packages/taler-util/src/notifications.ts 
b/packages/taler-util/src/notifications.ts
index 823c4130d..55d838007 100644
--- a/packages/taler-util/src/notifications.ts
+++ b/packages/taler-util/src/notifications.ts
@@ -96,6 +96,10 @@ export interface RefundStartedNotification {
 
 export interface RefundQueriedNotification {
   type: NotificationType.RefundQueried;
+  /**
+   * Transaction ID of the purchase (NOT the refund transaction).
+   */
+  transactionId: string;
 }
 
 export interface ProposalDownloadedNotification {
@@ -171,6 +175,11 @@ export interface WaitingForRetryNotification {
 
 export interface RefundFinishedNotification {
   type: NotificationType.RefundFinished;
+
+  /**
+   * Transaction ID of the purchase (NOT the refund transaction).
+   */
+  transactionId: string;
 }
 
 export interface ExchangeAddedNotification {
diff --git a/packages/taler-util/src/transactions-types.ts 
b/packages/taler-util/src/transactions-types.ts
index d108d1a77..946f9dda9 100644
--- a/packages/taler-util/src/transactions-types.ts
+++ b/packages/taler-util/src/transactions-types.ts
@@ -395,6 +395,11 @@ export interface TransactionPayment extends 
TransactionCommon {
    * Reference to applied refunds
    */
   refunds: RefundInfoShort[];
+
+  /**
+   * Is the wallet currently checking for a refund?
+   */
+  refundQueryActive: boolean;
 }
 
 export interface OrderShortInfo {
diff --git a/packages/taler-wallet-core/src/operations/pay-merchant.ts 
b/packages/taler-wallet-core/src/operations/pay-merchant.ts
index 14d80d17a..2a89c59ed 100644
--- a/packages/taler-wallet-core/src/operations/pay-merchant.ts
+++ b/packages/taler-wallet-core/src/operations/pay-merchant.ts
@@ -2415,6 +2415,13 @@ async function acceptRefunds(
           p.purchaseStatus = PurchaseStatus.Paid;
         }
         logger.trace("refund query done");
+        ws.notify({
+          type: NotificationType.RefundFinished,
+          transactionId: makeTransactionId(
+            TransactionType.Payment,
+            p.proposalId,
+          ),
+        });
       } else {
         // No error, but we need to try again!
         p.timestampLastRefundStatus = now;
@@ -2426,6 +2433,7 @@ async function acceptRefunds(
 
   ws.notify({
     type: NotificationType.RefundQueried,
+    transactionId: makeTransactionId(TransactionType.Payment, proposalId),
   });
 }
 
@@ -2694,6 +2702,13 @@ export async function processPurchaseQueryRefund(
             await tx.purchases.put(purchase);
           });
 
+        // No new refunds, but we still need to notify
+        // the wallet client that the query finished.
+        ws.notify({
+          type: NotificationType.RefundQueried,
+          transactionId: makeTransactionId(TransactionType.Payment, 
proposalId),
+        });
+
         return OperationAttemptResult.finishedEmpty();
       }
     }
diff --git a/packages/taler-wallet-core/src/operations/transactions.ts 
b/packages/taler-wallet-core/src/operations/transactions.ts
index c1b82f9c9..8aae2332c 100644
--- a/packages/taler-wallet-core/src/operations/transactions.ts
+++ b/packages/taler-wallet-core/src/operations/transactions.ts
@@ -58,7 +58,6 @@ import {
   WithdrawalGroupStatus,
 } from "../db.js";
 import { InternalWalletState } from "../internal-wallet-state.js";
-import { assertUnreachable } from "../util/assertUnreachable.js";
 import { checkDbInvariant } from "../util/invariants.js";
 import { RetryTags } from "../util/retries.js";
 import {
@@ -846,6 +845,8 @@ async function buildTransactionForPurchase(
     ),
     proposalId: purchaseRecord.proposalId,
     info,
+    refundQueryActive:
+      purchaseRecord.purchaseStatus === PurchaseStatus.QueryingRefund,
     frozen:
       purchaseRecord.purchaseStatus === PurchaseStatus.PaymentAbortFinished ??
       false,

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