1 files changed, 43 insertions, 10 deletions
diff --git a/packages/taler-wallet-core/src/db.ts b/packages/taler-wallet-core/src/db.ts
index 997d9c90a..1d5ff4e7a 100644
--- a/packages/taler-wallet-core/src/db.ts
+++ b/packages/taler-wallet-core/src/db.ts
@@ -1,6 +1,6 @@
 /*
  This file is part of GNU Taler
- (C) 2021-2022 Taler Systems S.A.
+ (C) 2021-2024 Taler Systems S.A.
 
  GNU Taler is free software; you can redistribute it and/or modify it under the
  terms of the GNU General Public License as published by the Free Software
@@ -53,6 +53,7 @@ import {
   TalerPreciseTimestamp,
   TalerProtocolDuration,
   TalerProtocolTimestamp,
+  Transaction,
   TransactionIdStr,
   UnblindedSignature,
   WireInfo,
@@ -148,7 +149,7 @@ export const CURRENT_DB_CONFIG_KEY = "currentMainDbName";
  * backwards-compatible way or object stores and indices
  * are added.
  */
-export const WALLET_DB_MINOR_VERSION = 6;
+export const WALLET_DB_MINOR_VERSION = 7;
 
 declare const symDbProtocolTimestamp: unique symbol;
 
@@ -2328,10 +2329,42 @@ export interface GlobalCurrencyExchangeRecord {
 }
 
 /**
+ * Primary key: transactionItem.transactionId
+ */
+export interface TransactionRecord {
+  /**
+   * Transaction item returned to the client.
+   */
+  transactionItem: Transaction;
+
+  /**
+   * Exchanges involved in the transaction.
+   */
+  exchanges: string[];
+
+  currency: string;
+}
+
+/**
  * Schema definition for the IndexedDB
  * wallet database.
  */
 export const WalletStoresV1 = {
+  transactions: describeStoreV2({
+    recordCodec: passthroughCodec<TransactionRecord>(),
+    storeName: "transactions",
+    keyPath: "transactionItem.transactionId",
+    versionAdded: 7,
+    indexes: {
+      byCurrency: describeIndex("byCurrency", "currency", {
+        versionAdded: 7,
+      }),
+      byExchange: describeIndex("byExchange", "exchanges", {
+        versionAdded: 7,
+        multiEntry: true,
+      }),
+    },
+  }),
   globalCurrencyAuditors: describeStoreV2({
     recordCodec: passthroughCodec<GlobalCurrencyAuditorRecord>(),
     storeName: "globalCurrencyAuditors",
@@ -2721,22 +2754,22 @@ export const WalletStoresV1 = {
   ),
 };
 
-export type WalletDbReadWriteTransaction<
-  StoresArr extends Array<StoreNames<typeof WalletStoresV1>>,
-> = DbReadWriteTransaction<typeof WalletStoresV1, StoresArr>;
+export type WalletDbStoresArr = Array<StoreNames<typeof WalletStoresV1>>;
+
+export type WalletDbReadWriteTransaction<StoresArr extends WalletDbStoresArr> =
+  DbReadWriteTransaction<typeof WalletStoresV1, StoresArr>;
 
-export type WalletDbReadOnlyTransaction<
-  StoresArr extends Array<StoreNames<typeof WalletStoresV1>>,
-> = DbReadOnlyTransaction<typeof WalletStoresV1, StoresArr>;
+export type WalletDbReadOnlyTransaction<StoresArr extends WalletDbStoresArr> =
+  DbReadOnlyTransaction<typeof WalletStoresV1, StoresArr>;
 
 export type WalletDbAllStoresReadOnlyTransaction<> = DbReadOnlyTransaction<
   typeof WalletStoresV1,
-  Array<StoreNames<typeof WalletStoresV1>>
+  WalletDbStoresArr
 >;
 
 export type WalletDbAllStoresReadWriteTransaction<> = DbReadWriteTransaction<
   typeof WalletStoresV1,
-  Array<StoreNames<typeof WalletStoresV1>>
+  WalletDbStoresArr
 >;
 
 /**