wallet-core, wallet-cli: add status to exchange list, add detail query to CLI

packages/taler-util/src/wallet-types.ts

@@ -905,13 +905,27 @@ export enum ExchangeTosStatus {
   Accepted = "accepted",
   Changed = "changed",
   NotFound = "not-found",
+  Unknown = "unknown",
 }
 
+export enum ExchangeEntryStatus {
+  Unknown = "unknown",
+  Outdated = "outdated",
+  Ok = "ok",
+}
+
+// FIXME: This should probably include some error status.
 export interface ExchangeListItem {
   exchangeBaseUrl: string;
-  currency: string;
+  currency: string | undefined;
   paytoUris: string[];
   tosStatus: ExchangeTosStatus;
+  exchangeStatus: ExchangeEntryStatus;
+  /**
+   * Permanently added to the wallet, as opposed to just
+   * temporarily queried.
+   */
+  permanent: boolean;
 }
 
 const codecForAuditorDenomSig = (): Codec<AuditorDenomSig> =>
@@ -984,6 +998,8 @@ export const codecForExchangeListItem = (): Codec<ExchangeListItem> =>
     .property("exchangeBaseUrl", codecForString())
     .property("paytoUris", codecForList(codecForString()))
     .property("tosStatus", codecForAny())
+    .property("exchangeStatus", codecForAny())
+    .property("permanent", codecForBoolean())
     .build("ExchangeListItem");
 
 export const codecForExchangesListResponse = (): Codec<ExchangesListResponse> =>

packages/taler-wallet-cli/src/index.ts

@@ -549,6 +549,25 @@ exchangesCli
     });
   });
 
+exchangesCli
+  .subcommand("exchangesShowCmd", "show", {
+    help: "Show exchange details",
+  })
+  .requiredArgument("url", clk.STRING, {
+    help: "Base URL of the exchange.",
+  })
+  .action(async (args) => {
+    await withWallet(args, async (wallet) => {
+      const resp = await wallet.client.call(
+        WalletApiOperation.GetExchangeDetailedInfo,
+        {
+          exchangeBaseUrl: args.exchangesShowCmd.url,
+        },
+      );
+      console.log(JSON.stringify(resp, undefined, 2));
+    });
+  });
+
 exchangesCli
   .subcommand("exchangesAddCmd", "add", {
     help: "Add an exchange by base URL.",

packages/taler-wallet-core/src/db.ts

@@ -17,45 +17,42 @@
 /**
  * Imports.
  */
+import { Event, IDBDatabase } from "@gnu-taler/idb-bridge";
 import {
-  describeStore,
+  AgeCommitmentProof,
-  describeContents,
-  describeIndex,
-} from "./util/query.js";
-import {
   AmountJson,
   AmountString,
-  ExchangeAuditor,
+  CoinEnvelope,
-  CoinDepositPermission,
+  CoinRefreshRequest,
+  CoinStatus,
   ContractTerms,
+  DenominationInfo,
   DenominationPubKey,
-  ExchangeSignKeyJson,
+  DenomSelectionState,
+  EddsaPublicKeyString,
+  EddsaSignatureString,
+  ExchangeAuditor,
+  ExchangeGlobalFees,
   InternationalizedString,
+  Location,
   MerchantInfo,
+  PayCoinSelection,
+  PeerContractTerms,
   Product,
   RefreshReason,
   TalerErrorDetail,
-  UnblindedSignature,
-  CoinEnvelope,
-  TalerProtocolTimestamp,
   TalerProtocolDuration,
-  AgeCommitmentProof,
+  TalerProtocolTimestamp,
-  PayCoinSelection,
-  PeerContractTerms,
-  Location,
-  WireInfo,
-  DenominationInfo,
-  GlobalFees,
-  ExchangeGlobalFees,
-  DenomSelectionState,
   TransactionIdStr,
-  CoinRefreshRequest,
+  UnblindedSignature,
-  CoinStatus,
+  WireInfo,
-  EddsaPublicKeyString,
-  EddsaSignatureString,
 } from "@gnu-taler/taler-util";
+import {
+  describeContents,
+  describeIndex,
+  describeStore,
+} from "./util/query.js";
 import { RetryInfo, RetryTags } from "./util/retries.js";
-import { Event, IDBDatabase } from "@gnu-taler/idb-bridge";
 
 /**
  * This file contains the database schema of the Taler wallet together
@@ -354,8 +351,6 @@ export interface DenominationRecord {
    * Was this denomination still offered by the exchange the last time
    * we checked?
    * Only false when the exchange redacts a previously published denomination.
-   *
-   * FIXME: Consider rolling this and isRevoked into some bitfield?
    */
   isOffered: boolean;
 
@@ -526,6 +521,8 @@ export interface ExchangeRecord {
    * Should usually not change.  Only changes when the
    * exchange advertises a different master public key and/or
    * currency.
+   * 
+   * FIXME: Use a rowId here?
    */
   detailsPointer: ExchangeDetailsPointer | undefined;
 
@@ -1168,8 +1165,6 @@ export interface PurchaseRecord {
   /**
    * Timestamp of the first time that sending a payment to the merchant
    * for this purchase was successful.
-   *
-   * FIXME: Does this need to be a timestamp, doesn't boolean suffice?
    */
   timestampFirstSuccessfulPay: TalerProtocolTimestamp | undefined;
 
@@ -1369,6 +1364,8 @@ export interface WithdrawalGroupRecord {
   /**
    * Wire information (as payto URI) for the bank account that
    * transferred funds for this reserve.
+   * 
+   * FIXME: Doesn't this belong to the bankAccounts object store?
    */
   senderWire?: string;
 
@@ -1604,7 +1601,7 @@ export interface GhostDepositGroupRecord {
 
 export interface TombstoneRecord {
   /**
-   * Tombstone ID, with the syntax "<type>:<key>".
+   * Tombstone ID, with the syntax "tmb:<type>:<key>".
    */
   id: string;
 }

packages/taler-wallet-core/src/operations/common.ts

@@ -22,6 +22,8 @@ import {
   Amounts,
   CoinRefreshRequest,
   CoinStatus,
+  ExchangeEntryStatus,
+  ExchangeListItem,
   ExchangeTosStatus,
   j2s,
   Logger,
@@ -32,7 +34,12 @@ import {
   TransactionIdStr,
   TransactionType,
 } from "@gnu-taler/taler-util";
-import { WalletStoresV1, CoinRecord, ExchangeDetailsRecord } from "../db.js";
+import {
+  WalletStoresV1,
+  CoinRecord,
+  ExchangeDetailsRecord,
+  ExchangeRecord,
+} from "../db.js";
 import { makeErrorDetail, TalerError } from "../errors.js";
 import { InternalWalletState } from "../internal-wallet-state.js";
 import { checkDbInvariant, checkLogicInvariant } from "../util/invariants.js";
@@ -320,3 +327,29 @@ export function getExchangeTosStatus(
   }
   return ExchangeTosStatus.Changed;
 }
+
+export function makeExchangeListItem(
+  r: ExchangeRecord,
+  exchangeDetails: ExchangeDetailsRecord | undefined,
+): ExchangeListItem {
+  if (!exchangeDetails) {
+    return {
+      exchangeBaseUrl: r.baseUrl,
+      currency: undefined,
+      tosStatus: ExchangeTosStatus.Unknown,
+      paytoUris: [],
+      exchangeStatus: ExchangeEntryStatus.Unknown,
+      permanent: r.permanent,
+    };
+  }
+  let exchangeStatus;
+  exchangeStatus = ExchangeEntryStatus.Ok;
+  return {
+    exchangeBaseUrl: r.baseUrl,
+    currency: exchangeDetails.currency,
+    tosStatus: getExchangeTosStatus(exchangeDetails),
+    paytoUris: exchangeDetails.wireInfo.accounts.map((x) => x.payto_uri),
+    exchangeStatus,
+    permanent: r.permanent,
+  };
+}

packages/taler-wallet-core/src/operations/exchanges.ts

@@ -705,8 +705,6 @@ export async function updateExchangeFromUrlHandler(
         };
       }
       await tx.exchanges.put(r);
-      logger.info(`existing details ${j2s(existingDetails)}`);
-      logger.info(`inserting new details ${j2s(newDetails)}`);
       const drRowId = await tx.exchangeDetails.put(newDetails);
       checkDbInvariant(typeof drRowId.key === "number");
 

packages/taler-wallet-core/src/operations/withdraw.ts

@@ -85,6 +85,7 @@ import { InternalWalletState } from "../internal-wallet-state.js";
 import {
   getExchangeTosStatus,
   makeCoinAvailable,
+  makeExchangeListItem,
   runOperationWithErrorReporting,
 } from "../operations/common.js";
 import { walletCoreDebugFlags } from "../util/debugFlags.js";
@@ -1367,18 +1368,7 @@ export async function getWithdrawalDetailsForUri(
           .iter(r.baseUrl)
           .toArray();
         if (exchangeDetails && denominations) {
-          const tosRecord = await tx.exchangeTos.get([
+          exchanges.push(makeExchangeListItem(r, exchangeDetails));
-            exchangeDetails.exchangeBaseUrl,
-            exchangeDetails.tosCurrentEtag,
-          ]);
-          exchanges.push({
-            exchangeBaseUrl: exchangeDetails.exchangeBaseUrl,
-            currency: exchangeDetails.currency,
-            paytoUris: exchangeDetails.wireInfo.accounts.map(
-              (x) => x.payto_uri,
-            ),
-            tosStatus: getExchangeTosStatus(exchangeDetails),
-          });
         }
       }
     });

packages/taler-wallet-core/src/util/retries.ts

@@ -49,7 +49,6 @@ export enum OperationAttemptResultType {
   Longpoll = "longpoll",
 }
 
-// FIXME: not part of DB!
 export type OperationAttemptResult<TSuccess = unknown, TPending = unknown> =
   | OperationAttemptFinishedResult<TSuccess>
   | OperationAttemptErrorResult

packages/taler-wallet-core/src/wallet-api-types.ts

@@ -48,6 +48,7 @@ import {
   CreateDepositGroupRequest,
   CreateDepositGroupResponse,
   DeleteTransactionRequest,
+  ExchangeDetailedResponse,
   ExchangesListResponse,
   ForceRefreshRequest,
   GetExchangeTosRequest,
@@ -109,6 +110,7 @@ export enum WalletApiOperation {
   ApplyRefund = "applyRefund",
   AcceptBankIntegratedWithdrawal = "acceptBankIntegratedWithdrawal",
   GetExchangeTos = "getExchangeTos",
+  GetExchangeDetailedInfo = "getExchangeDetailedInfo",
   RetryPendingNow = "retryPendingNow",
   AbortFailedPayWithRefund = "abortFailedPayWithRefund",
   ConfirmPay = "confirmPay",
@@ -333,6 +335,15 @@ export type GetExchangeTosOp = {
   response: GetExchangeTosResult;
 };
 
+/**
+ * Get the current terms of a service of an exchange.
+ */
+export type GetExchangeDetailedInfoOp = {
+  op: WalletApiOperation.GetExchangeDetailedInfo;
+  request: AddExchangeRequest;
+  response: ExchangeDetailedResponse;
+};
+
 /**
  * List currencies known to the wallet.
  */
@@ -661,6 +672,7 @@ export type WalletOperations = {
   [WalletApiOperation.AddExchange]: AddExchangeOp;
   [WalletApiOperation.SetExchangeTosAccepted]: SetExchangeTosAcceptedOp;
   [WalletApiOperation.GetExchangeTos]: GetExchangeTosOp;
+  [WalletApiOperation.GetExchangeDetailedInfo]: GetExchangeDetailedInfoOp;
   [WalletApiOperation.TrackDepositGroup]: TrackDepositGroupOp;
   [WalletApiOperation.CreateDepositGroup]: CreateDepositGroupOp;
   [WalletApiOperation.SetWalletDeviceId]: SetWalletDeviceIdOp;

packages/taler-wallet-core/src/wallet.ts

@@ -97,6 +97,8 @@ import {
   ExchangeTosStatusDetails,
   CoinRefreshRequest,
   CoinStatus,
+  ExchangeEntryStatus,
+  ExchangeTosStatus,
 } from "@gnu-taler/taler-util";
 import { TalerCryptoInterface } from "./crypto/cryptoImplementation.js";
 import {
@@ -146,7 +148,11 @@ import {
 } from "./operations/backup/index.js";
 import { setWalletDeviceId } from "./operations/backup/state.js";
 import { getBalances } from "./operations/balance.js";
-import { getExchangeTosStatus, runOperationWithErrorReporting } from "./operations/common.js";
+import {
+  getExchangeTosStatus,
+  makeExchangeListItem,
+  runOperationWithErrorReporting,
+} from "./operations/common.js";
 import {
   createDepositGroup,
   getFeeForDeposit,
@@ -645,32 +651,8 @@ async function getExchanges(
     .runReadOnly(async (tx) => {
       const exchangeRecords = await tx.exchanges.iter().toArray();
       for (const r of exchangeRecords) {
-        const dp = r.detailsPointer;
-        if (!dp) {
-          continue;
-        }
-        const { currency } = dp;
         const exchangeDetails = await getExchangeDetails(tx, r.baseUrl);
-        if (!exchangeDetails) {
+        exchanges.push(makeExchangeListItem(r, exchangeDetails));
-          continue;
-        }
-
-        const denominations = await tx.denominations.indexes.byExchangeBaseUrl
-          .iter(r.baseUrl)
-          .toArray();
-
-        if (!denominations) {
-          continue;
-        }
-
-        const tos = await getExchangeTosStatusDetails(tx, exchangeDetails);
-
-        exchanges.push({
-          exchangeBaseUrl: r.baseUrl,
-          currency,
-          tosStatus: getExchangeTosStatus(exchangeDetails),
-          paytoUris: exchangeDetails.wireInfo.accounts.map((x) => x.payto_uri),
-        });
       }
     });
   return { exchanges };

packages/taler-wallet-webextension/src/wallet/DestinationSelection.tsx

@@ -185,7 +185,11 @@ export function SelectCurrency({
     );
   }
   const list: Record<string, string> = {};
-  hook.response.exchanges.forEach((e) => (list[e.currency] = e.currency));
+  hook.response.exchanges.forEach((e) => {
+    if (e.currency) {
+      list[e.currency] = e.currency;
+    }
+  });
   list[""] = "Select a currency";
   return <SelectCurrencyView onChange={onChange} list={list} />;
 }

packages/taler-wallet-webextension/src/wallet/ManualWithdrawPage.tsx

@@ -112,7 +112,7 @@ export function ManualWithdrawPage({ amount, onCancel }: Props): VNode {
   const exchangeList = state.response.exchanges.reduce(
     (p, c) => ({
       ...p,
-      [c.exchangeBaseUrl]: c.currency,
+      [c.exchangeBaseUrl]: c.currency || "??",
     }),
     {} as Record<string, string>,
   );

packages/taler-wallet-webextension/src/wallet/Settings.tsx

@@ -204,6 +204,14 @@ export function SettingsView({
                             <i18n.Translate>not accepted</i18n.Translate>
                           </DestructiveText>
                         );
+                      case ExchangeTosStatus.Unknown:
+                        return (
+                          <DestructiveText>
+                            <i18n.Translate>
+                              unknown (exchange status should be updated)
+                            </i18n.Translate>
+                          </DestructiveText>
+                        );
                     }
                   }
                   return (