taler-typescript-core

commit 09aa6b1d3a0b7d52c626fa5bdfb31c107b060769
parent 1f83b0afa73d26ffb2f61ec466032f14f6d07ab3
Author: Florian Dold <florian@dold.me>
Date:   Sun, 24 Aug 2025 19:32:51 +0200

wallet-core: implement dev experiments for global currency exchanges

Diffstat:
M
packages/taler-wallet-cli/src/index.ts
 | 
15
+++++++++++++++
M
packages/taler-wallet-core/src/dev-experiments.ts
 | 
53
++++++++++++++++++++++++++++++++++++++++++++++++++---
M
packages/taler-wallet-core/src/wallet.ts
 | 
4
++--

3 files changed, 67 insertions(+), 5 deletions(-)
diff --git a/packages/taler-wallet-cli/src/index.ts b/packages/taler-wallet-cli/src/index.ts
@@ -1058,6 +1058,21 @@ exchangesCli
   });
 
 exchangesCli
+  .subcommand("exchangesListCmd", "trusted", {
+    help: "List trusted global currency exchanges.",
+  })
+  .action(async (args) => {
+    console.log("Listing exchanges ...");
+    await withWallet(args, { lazyTaskLoop: true }, async (wallet) => {
+      const exchanges = await wallet.client.call(
+        WalletApiOperation.ListGlobalCurrencyExchanges,
+        {},
+      );
+      console.log(JSON.stringify(exchanges, undefined, 2));
+    });
+  });
+
+exchangesCli
   .subcommand("exchangesUpdateCmd", "update", {
     help: "Update or add an exchange by base URL.",
   })
diff --git a/packages/taler-wallet-core/src/dev-experiments.ts b/packages/taler-wallet-core/src/dev-experiments.ts
@@ -67,7 +67,12 @@ import { PeerPushCreditTransactionContext } from "./pay-peer-push-credit.js";
 import { PeerPushDebitTransactionContext } from "./pay-peer-push-debit.js";
 import { RefreshTransactionContext } from "./refresh.js";
 import { rematerializeTransactions } from "./transactions.js";
-import { DevExperimentState, WalletExecutionContext } from "./wallet.js";
+import {
+  DevExperimentState,
+  WalletExecutionContext,
+  handleAddGlobalCurrencyExchange,
+  handleRemoveGlobalCurrencyExchange,
+} from "./wallet.js";
 import { WithdrawTransactionContext } from "./withdraw.js";
 
 const logger = new Logger("dev-experiments.ts");
@@ -222,6 +227,46 @@ export async function applyDevExperiment(
       await addFakeTx(wex, parsedUri);
       return;
     }
+    case "add-global-exchange": {
+      const currency = parsedUri.query?.get("c");
+      if (!currency || currency.length === 0) {
+        throw Error("missing currency (c)");
+      }
+      const exchangeBaseUrl = parsedUri.query?.get("e");
+      if (!exchangeBaseUrl || exchangeBaseUrl.length === 0) {
+        throw Error("missing exchange base URL (e)");
+      }
+      const exchangeMasterPub = parsedUri.query?.get("p");
+      if (!exchangeMasterPub || exchangeMasterPub.length === 0) {
+        throw Error("missing exchange master pub (p)");
+      }
+      await handleAddGlobalCurrencyExchange(wex, {
+        currency,
+        exchangeBaseUrl,
+        exchangeMasterPub,
+      });
+      return;
+    }
+    case "remove-global-exchange": {
+      const currency = parsedUri.query?.get("c");
+      if (!currency || currency.length === 0) {
+        throw Error("missing currency (c)");
+      }
+      const exchangeBaseUrl = parsedUri.query?.get("e");
+      if (!exchangeBaseUrl || exchangeBaseUrl.length === 0) {
+        throw Error("missing exchange base URL (e)");
+      }
+      const exchangeMasterPub = parsedUri.query?.get("p");
+      if (!exchangeMasterPub || exchangeMasterPub.length === 0) {
+        throw Error("missing exchange master pub (p)");
+      }
+      await handleRemoveGlobalCurrencyExchange(wex, {
+        currency,
+        exchangeBaseUrl,
+        exchangeMasterPub,
+      });
+      return;
+    }
     case "flag-confirm-pay-no-wait": {
       const setVal = parsedUri.query?.get("val");
       if (setVal === "0") {
@@ -233,9 +278,11 @@ export async function applyDevExperiment(
       }
       return;
     }
+    default:
+      throw Error(
+        `dev-experiment id not understood ${parsedUri.devExperimentId}`,
+      );
   }
-
-  throw Error(`dev-experiment id not understood ${parsedUri.devExperimentId}`);
 }
 
 async function addFakeTx(
diff --git a/packages/taler-wallet-core/src/wallet.ts b/packages/taler-wallet-core/src/wallet.ts
@@ -1500,7 +1500,7 @@ async function handleListGlobalCurrencyAuditors(
   return resp;
 }
 
-async function handleAddGlobalCurrencyExchange(
+export async function handleAddGlobalCurrencyExchange(
   wex: WalletExecutionContext,
   req: AddGlobalCurrencyExchangeRequest,
 ): Promise<EmptyObject> {
@@ -1561,7 +1561,7 @@ async function handleRemoveGlobalCurrencyAuditor(
   return {};
 }
 
-async function handleRemoveGlobalCurrencyExchange(
+export async function handleRemoveGlobalCurrencyExchange(
   wex: WalletExecutionContext,
   req: RemoveGlobalCurrencyExchangeRequest,
 ): Promise<EmptyObject> {