From 79b77a0c3c5a9a07d22c276a63ed81eb30507eba Mon Sep 17 00:00:00 2001
From: Florian Dold <florian@dold.me>
Date: Sun, 12 Feb 2023 21:13:30 +0100
Subject: wallet-core: skeleton support for regional currency scopes

---
 packages/taler-wallet-core/src/db.ts               | 35 +++++++++++++++++++++-
 .../taler-wallet-core/src/operations/balance.ts    |  5 ++++
 2 files changed, 39 insertions(+), 1 deletion(-)

(limited to 'packages/taler-wallet-core/src')

diff --git a/packages/taler-wallet-core/src/db.ts b/packages/taler-wallet-core/src/db.ts
index 78c73fba5..8aff18c6d 100644
--- a/packages/taler-wallet-core/src/db.ts
+++ b/packages/taler-wallet-core/src/db.ts
@@ -121,7 +121,7 @@ export const CURRENT_DB_CONFIG_KEY = "currentMainDbName";
  * backwards-compatible way or object stores and indices
  * are added.
  */
-export const WALLET_DB_MINOR_VERSION = 2;
+export const WALLET_DB_MINOR_VERSION = 3;
 
 /**
  * Ranges for operation status fields.
@@ -1956,11 +1956,44 @@ export interface UserAttentionRecord {
   read: TalerProtocolTimestamp | undefined;
 }
 
+export interface DbExchangeHandle {
+  url: string;
+  exchangeMasterPub: string;
+}
+
+export interface DbAuditorHandle {
+  url: string;
+  auditorPub: string;
+}
+
+// Work in progress for regional currencies
+export interface CurrencySettingsRecord {
+  currency: string;
+
+  globalScopeExchanges: DbExchangeHandle[];
+
+  globalScopeAuditors: DbAuditorHandle[];
+
+  // Used to decide which auditor to show the currency under
+  // when multiple auditors apply.
+  auditorPriority: string[];
+
+  // Later, we might add stuff related to how the currency is rendered.
+}
+
 /**
  * Schema definition for the IndexedDB
  * wallet database.
  */
 export const WalletStoresV1 = {
+  currencySettings: describeStore(
+    "currencySettings",
+    describeContents<CurrencySettingsRecord>({
+      keyPath: ["currency"],
+      versionAdded: 3,
+    }),
+    {},
+  ),
   coinAvailability: describeStore(
     "coinAvailability",
     describeContents<CoinAvailabilityRecord>({
diff --git a/packages/taler-wallet-core/src/operations/balance.ts b/packages/taler-wallet-core/src/operations/balance.ts
index 50613d0aa..59c49deaa 100644
--- a/packages/taler-wallet-core/src/operations/balance.ts
+++ b/packages/taler-wallet-core/src/operations/balance.ts
@@ -54,6 +54,7 @@ import {
   GetBalanceDetailRequest,
   Logger,
   parsePaytoUri,
+  ScopeType,
 } from "@gnu-taler/taler-util";
 import {
   AllowedAuditorInfo,
@@ -170,6 +171,10 @@ export async function getBalancesInsideTransaction(
     .forEach((c) => {
       const v = balanceStore[c];
       balancesResponse.balances.push({
+        scopeInfo: {
+          type: ScopeType.Global,
+          currency: Amounts.currencyOf(v.available),
+        },
         available: Amounts.stringify(v.available),
         pendingIncoming: Amounts.stringify(v.pendingIncoming),
         pendingOutgoing: Amounts.stringify(v.pendingOutgoing),
-- 
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