formatting, comments, always return httpResp in OperationResult

15 files changed, 1338 insertions, 588 deletions

diff --git a/build-system/taler-build-scripts b/build-system/taler-build-scripts
-Subproject 001f5dd081fc8729ff8def90c4a1c3f93eb8689
+Subproject 23538677f6c6be2a62f38dc6137ecdd1c76b7b1
diff --git a/packages/aml-backoffice-ui/src/pages/AntiMoneyLaunderingForm.tsx b/packages/aml-backoffice-ui/src/pages/AntiMoneyLaunderingForm.tsx
index aa1247d5f..21faff058 100644
--- a/packages/aml-backoffice-ui/src/pages/AntiMoneyLaunderingForm.tsx
+++ b/packages/aml-backoffice-ui/src/pages/AntiMoneyLaunderingForm.tsx
@@ -1,19 +1,44 @@
-import { AbsoluteTime, AmountJson, Amounts, Codec, OperationResult, buildCodecForObject, codecForNumber, codecForString, codecOptional } from "@gnu-taler/taler-util";
-import { DefaultForm, useTranslationContext } from "@gnu-taler/web-util/browser";
+import {
+  AbsoluteTime,
+  AmountJson,
+  Amounts,
+  Codec,
+  OperationResult,
+  buildCodecForObject,
+  codecForNumber,
+  codecForString,
+  codecOptional,
+} from "@gnu-taler/taler-util";
+import {
+  DefaultForm,
+  useTranslationContext,
+} from "@gnu-taler/web-util/browser";
 import { h } from "preact";
 import { useExchangeApiContext } from "../context/config.js";
 import { FormMetadata, uiForms } from "../forms/declaration.js";
 import { Pages } from "../pages.js";
 import { AmlExchangeBackend } from "../utils/types.js";
 
-export function AntiMoneyLaunderingForm({ account, formId, onSubmit }: { account: string, formId: string, onSubmit: (justification: Justification, state: AmlExchangeBackend.AmlState, threshold: AmountJson) => Promise<void>; }) {
-  const { i18n } = useTranslationContext()
-  const theForm = uiForms.forms(i18n).find((v) => v.id === formId)
+export function AntiMoneyLaunderingForm({
+  account,
+  formId,
+  onSubmit,
+}: {
+  account: string;
+  formId: string;
+  onSubmit: (
+    justification: Justification,
+    state: AmlExchangeBackend.AmlState,
+    threshold: AmountJson,
+  ) => Promise<void>;
+}) {
+  const { i18n } = useTranslationContext();
+  const theForm = uiForms.forms(i18n).find((v) => v.id === formId);
   if (!theForm) {
-    return <div>form with id {formId} not found</div>
+    return <div>form with id {formId} not found</div>;
   }
 
-  const { config } = useExchangeApiContext()
+  const { config } = useExchangeApiContext();
 
   const initial = {
     when: AbsoluteTime.now(),
@@ -24,9 +49,10 @@ export function AntiMoneyLaunderingForm({ account, formId, onSubmit }: { account
     <DefaultForm
       initial={initial}
       form={theForm.impl(initial)}
-      onUpdate={() => { }}
+      onUpdate={() => {}}
       onSubmit={(formValue) => {
-        if (formValue.state === undefined || formValue.threshold === undefined) return;
+        if (formValue.state === undefined || formValue.threshold === undefined)
+          return;
         const st = formValue.state;
         const amount = formValue.threshold;
 
@@ -34,8 +60,8 @@ export function AntiMoneyLaunderingForm({ account, formId, onSubmit }: { account
           id: theForm.id,
           label: theForm.label,
           version: theForm.version,
-          value: formValue
-        }
+          value: formValue,
+        };
 
         onSubmit(justification, st, amount);
       }}
@@ -61,17 +87,16 @@ export function AntiMoneyLaunderingForm({ account, formId, onSubmit }: { account
 export type Justification<T = any> = {
   // form values
   value: T;
-} & Omit<Omit<FormMetadata<any>, "icon">, "impl">
+} & Omit<Omit<FormMetadata<any>, "icon">, "impl">;
 
 export function stringifyJustification(j: Justification): string {
-  return JSON.stringify(j)
+  return JSON.stringify(j);
 }
 
-
 type SimpleFormMetadata = {
-  version?: number,
-  id?: string,
-}
+  version?: number;
+  id?: string;
+};
 
 export const codecForSimpleFormMetadata = (): Codec<SimpleFormMetadata> =>
   buildCodecForObject<SimpleFormMetadata>()
@@ -80,52 +105,62 @@ export const codecForSimpleFormMetadata = (): Codec<SimpleFormMetadata> =>
     .build("SimpleFormMetadata");
 
 type ParseJustificationFail =
-  "not-json" |
-  "id-not-found" |
-  "form-not-found" |
-  "version-not-found";
+  | "not-json"
+  | "id-not-found"
+  | "form-not-found"
+  | "version-not-found";
 
-export function parseJustification(s: string, listOfAllKnownForms: FormMetadata<any>[]): OperationResult<{ justification: Justification, metadata: FormMetadata<any> }, ParseJustificationFail> {
+export function parseJustification(
+  s: string,
+  listOfAllKnownForms: FormMetadata<any>[],
+): OperationResult<
+  { justification: Justification; metadata: FormMetadata<any> },
+  ParseJustificationFail
+> {
   try {
-    const justification = JSON.parse(s)
-    const info = codecForSimpleFormMetadata().decode(justification)
+    const justification = JSON.parse(s);
+    const info = codecForSimpleFormMetadata().decode(justification);
     if (!info.id) {
       return {
+        httpResp: undefined as any,
         type: "fail",
         case: "id-not-found",
-        detail: {} as any
-      }
+        detail: {} as any,
+      };
     }
     if (!info.version) {
       return {
+        httpResp: undefined as any,
         type: "fail",
         case: "version-not-found",
-        detail: {} as any
-      }
+        detail: {} as any,
+      };
     }
     const found = listOfAllKnownForms.find((f) => {
-      return f.id === info.id && f.version === info.version
-    })
+      return f.id === info.id && f.version === info.version;
+    });
     if (!found) {
       return {
+        httpResp: undefined as any,
         type: "fail",
         case: "form-not-found",
-        detail: {} as any
-      }
+        detail: {} as any,
+      };
     }
     return {
+      httpResp: undefined as any,
       type: "ok",
       body: {
-        justification, metadata: found
-      }
-    }
+        justification,
+        metadata: found,
+      },
+    };
   } catch (e) {
     return {
+      httpResp: undefined as any,
       type: "fail",
       case: "not-json",
-      detail: {} as any
-    }
+      detail: {} as any,
+    };
   }
-
 }
-
diff --git a/packages/demobank-ui/src/hooks/circuit.ts b/packages/demobank-ui/src/hooks/circuit.ts
index 0c306259b..2b0781465 100644
--- a/packages/demobank-ui/src/hooks/circuit.ts
+++ b/packages/demobank-ui/src/hooks/circuit.ts
@@ -218,7 +218,7 @@ export function useOnePendingCashouts(account: string) {
     const pendingCashout = list.body.cashouts.find(
       (c) => c.status === "pending",
     );
-    if (!pendingCashout) return opFixedSuccess(undefined);
+    if (!pendingCashout) return opFixedSuccess(list.httpResp, undefined);
     const cashoutInfo = await api.getCashoutById(
       { username, token },
       pendingCashout?.cashout_id,
@@ -226,7 +226,7 @@ export function useOnePendingCashouts(account: string) {
     if (cashoutInfo.type !== "ok") {
       return cashoutInfo;
     }
-    return opFixedSuccess({
+    return opFixedSuccess(list.httpResp, {
       ...cashoutInfo.body,
       id: pendingCashout.cashout_id,
     });
@@ -275,21 +275,17 @@ export function useCashouts(account: string) {
       return list;
     }
     const all: Array<CashoutWithId | undefined> = await Promise.all(
-      list.body.cashouts.map((c) => {
-        return api
-          .getCashoutById({ username, token }, c.cashout_id)
-          .then((r) => {
-            if (r.type === "fail") {
-              return undefined;
-            }
-            return { ...r.body, id: c.cashout_id };
-          });
+      list.body.cashouts.map(async (c) => {
+        const r = await api.getCashoutById({ username, token }, c.cashout_id);
+        if (r.type === "fail") {
+          return undefined;
+        }
+        return { ...r.body, id: c.cashout_id };
       }),
     );
     const cashouts = all.filter(notUndefined);
-    return { type: "ok" as const, body: { cashouts } };
+    return { type: "ok" as const, body: { cashouts }, httpResp: list.httpResp };
   }
-
   const { data, error } = useSWR<
     | OperationOk<{ cashouts: CashoutWithId[] }>
     | TalerCoreBankErrorsByMethod<"getAccountCashouts">,
diff --git a/packages/taler-harness/src/integrationtests/testrunner.ts b/packages/taler-harness/src/integrationtests/testrunner.ts
index 35b179d87..81047e267 100644
--- a/packages/taler-harness/src/integrationtests/testrunner.ts
+++ b/packages/taler-harness/src/integrationtests/testrunner.ts
@@ -101,6 +101,7 @@ import { runWithdrawalNotifyBeforeTxTest } from "./test-withdrawal-notify-before
 import { runWalletDd48Test } from "./test-wallet-dd48.js";
 import { runMultiExchangeTest } from "./test-multiexchange.js";
 import { runWalletRefreshTest } from "./test-wallet-refresh.js";
+import { runOtpTest } from "./test-otp.js";
 
 /**
  * Test runner.
@@ -191,6 +192,7 @@ const allTests: TestMainFunction[] = [
   runWalletDd48Test,
   runCurrencyScopeTest,
   runWalletRefreshTest,
+  runOtpTest,
 ];
 
 export interface TestRunSpec {
diff --git a/packages/taler-util/src/MerchantApiClient.ts b/packages/taler-util/src/MerchantApiClient.ts
index fe523cd43..86c72651e 100644
--- a/packages/taler-util/src/MerchantApiClient.ts
+++ b/packages/taler-util/src/MerchantApiClient.ts
@@ -69,6 +69,23 @@ export interface CreateMerchantTippingReserveRequest {
   wire_method: string;
 }
 
+interface OtpDeviceAddDetails {
+  // Device ID to use.
+  otp_device_id: string;
+
+  // Human-readable description for the device.
+  otp_device_description: string;
+
+  // A base64-encoded key
+  otp_key: string;
+
+  // Algorithm for computing the POS confirmation.
+  otp_algorithm: number;
+
+  // Counter for counter-based OTP devices.
+  otp_ctr?: number;
+}
+
 export interface DeleteTippingReserveArgs {
   reservePub: string;
   purge?: boolean;
@@ -321,6 +338,15 @@ export class MerchantApiClient {
     }
   }
 
+  async createOtpDevice(req: OtpDeviceAddDetails): Promise<void> {
+    let url = new URL("private/templates", this.baseUrl);
+    const resp = await this.httpClient.fetch(url.href, {
+      method: "POST",
+      body: req,
+      headers: this.makeAuthHeader(),
+    });
+  }
+
   private makeAuthHeader(): Record<string, string> {
     switch (this.auth.method) {
       case "external":
diff --git a/packages/taler-util/src/http-client/authentication.ts b/packages/taler-util/src/http-client/authentication.ts
index 66e00ded5..d53894a33 100644
--- a/packages/taler-util/src/http-client/authentication.ts
+++ b/packages/taler-util/src/http-client/authentication.ts
@@ -14,11 +14,27 @@
  GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
  */
 
+ /**
+  * Imports.
+  */
 import { HttpStatusCode } from "../http-status-codes.js";
-import { HttpRequestLibrary, createPlatformHttpLib, makeBasicAuthHeader } from "../http.js";
+import {
+  HttpRequestLibrary,
+  createPlatformHttpLib,
+  makeBasicAuthHeader,
+} from "../http.js";
 import { LibtoolVersion } from "../libtool-version.js";
-import { opEmptySuccess, opKnownHttpFailure, opSuccess, opUnknownFailure } from "../operation.js";
-import { AccessToken, TalerAuthentication, codecForTokenSuccessResponse } from "./types.js";
+import {
+  opEmptySuccess,
+  opKnownHttpFailure,
+  opSuccess,
+  opUnknownFailure,
+} from "../operation.js";
+import {
+  AccessToken,
+  TalerAuthentication,
+  codecForTokenSuccessResponse,
+} from "./types.js";
 import { makeBearerTokenAuthHeader } from "./utils.js";
 
 export class TalerAuthenticationHttpClient {
@@ -35,14 +51,14 @@ export class TalerAuthenticationHttpClient {
   }
 
   isCompatible(version: string): boolean {
-    const compare = LibtoolVersion.compare(this.PROTOCOL_VERSION, version)
-    return compare?.compatible ?? false
+    const compare = LibtoolVersion.compare(this.PROTOCOL_VERSION, version);
+    return compare?.compatible ?? false;
   }
 
   /**
    * https://docs.taler.net/core/api-corebank.html#post--accounts-$USERNAME-token
-   * 
-   * @returns 
+   *
+   * @returns
    */
   async createAccessToken(
     password: string,
@@ -54,14 +70,18 @@ export class TalerAuthenticationHttpClient {
       headers: {
         Authorization: makeBasicAuthHeader(this.username, password),
       },
-      body
+      body,
     });
     switch (resp.status) {
-      case HttpStatusCode.Ok: return opSuccess(resp, codecForTokenSuccessResponse())
+      case HttpStatusCode.Ok:
+        return opSuccess(resp, codecForTokenSuccessResponse());
       //FIXME: missing in docs
-      case HttpStatusCode.Unauthorized: return opKnownHttpFailure(resp.status, resp)
-      case HttpStatusCode.NotFound: return opKnownHttpFailure(resp.status, resp)
-      default: return opUnknownFailure(resp, await resp.text())
+      case HttpStatusCode.Unauthorized:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.NotFound:
+        return opKnownHttpFailure(resp.status, resp);
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
 
@@ -71,14 +91,16 @@ export class TalerAuthenticationHttpClient {
       method: "DELETE",
       headers: {
         Authorization: makeBearerTokenAuthHeader(token),
-      }
+      },
     });
     switch (resp.status) {
-      case HttpStatusCode.Ok: return opEmptySuccess()
+      case HttpStatusCode.Ok:
+        return opEmptySuccess(resp);
       //FIXME: missing in docs
-      case HttpStatusCode.NotFound: return opKnownHttpFailure(resp.status, resp)
-      default: return opUnknownFailure(resp, await resp.text())
+      case HttpStatusCode.NotFound:
+        return opKnownHttpFailure(resp.status, resp);
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
-
-}
\ No newline at end of file
+}
diff --git a/packages/taler-util/src/http-client/bank-conversion.ts b/packages/taler-util/src/http-client/bank-conversion.ts
index 3ecb036ee..5242a5fc6 100644
--- a/packages/taler-util/src/http-client/bank-conversion.ts
+++ b/packages/taler-util/src/http-client/bank-conversion.ts
@@ -1,9 +1,35 @@
+/*
+ This file is part of GNU Taler
+ (C) 2022-2024 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
+ Foundation; either version 3, or (at your option) any later version.
+
+ GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License along with
+ GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+/**
+ * Imports.
+ */
 import { AmountJson, Amounts } from "../amounts.js";
 import { HttpRequestLibrary } from "../http-common.js";
 import { HttpStatusCode } from "../http-status-codes.js";
 import { createPlatformHttpLib } from "../http.js";
 import { LibtoolVersion } from "../libtool-version.js";
-import { FailCasesByMethod, ResultByMethod, opEmptySuccess, opKnownHttpFailure, opSuccess, opUnknownFailure } from "../operation.js";
+import {
+  FailCasesByMethod,
+  ResultByMethod,
+  opEmptySuccess,
+  opKnownHttpFailure,
+  opSuccess,
+  opUnknownFailure,
+} from "../operation.js";
 import { TalerErrorCode } from "../taler-error-codes.js";
 import { codecForTalerErrorDetail } from "../wallet-types.js";
 import {
@@ -11,12 +37,16 @@ import {
   TalerBankConversionApi,
   codecForCashinConversionResponse,
   codecForCashoutConversionResponse,
-  codecForConversionBankConfig
+  codecForConversionBankConfig,
 } from "./types.js";
 import { makeBearerTokenAuthHeader } from "./utils.js";
 
-export type TalerBankConversionResultByMethod<prop extends keyof TalerBankConversionHttpClient> = ResultByMethod<TalerBankConversionHttpClient, prop>
-export type TalerBankConversionErrorsByMethod<prop extends keyof TalerBankConversionHttpClient> = FailCasesByMethod<TalerBankConversionHttpClient, prop>
+export type TalerBankConversionResultByMethod<
+  prop extends keyof TalerBankConversionHttpClient,
+> = ResultByMethod<TalerBankConversionHttpClient, prop>;
+export type TalerBankConversionErrorsByMethod<
+  prop extends keyof TalerBankConversionHttpClient,
+> = FailCasesByMethod<TalerBankConversionHttpClient, prop>;
 
 /**
  * The API is used by the wallets.
@@ -34,112 +64,145 @@ export class TalerBankConversionHttpClient {
   }
 
   isCompatible(version: string): boolean {
-    const compare = LibtoolVersion.compare(this.PROTOCOL_VERSION, version)
-    return compare?.compatible ?? false
+    const compare = LibtoolVersion.compare(this.PROTOCOL_VERSION, version);
+    return compare?.compatible ?? false;
   }
 
   /**
    * https://docs.taler.net/core/api-bank-conversion-info.html#get--config
-   * 
+   *
    */
   async getConfig() {
     const url = new URL(`config`, this.baseUrl);
     const resp = await this.httpLib.fetch(url.href, {
-      method: "GET"
+      method: "GET",
     });
     switch (resp.status) {
-      case HttpStatusCode.Ok: return opSuccess(resp, codecForConversionBankConfig())
-      case HttpStatusCode.NotImplemented: return opKnownHttpFailure(resp.status, resp)
-      default: return opUnknownFailure(resp, await resp.text())
+      case HttpStatusCode.Ok:
+        return opSuccess(resp, codecForConversionBankConfig());
+      case HttpStatusCode.NotImplemented:
+        return opKnownHttpFailure(resp.status, resp);
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
 
   /**
    * https://docs.taler.net/core/api-bank-conversion-info.html#get--cashin-rate
-   * 
+   *
    */
-  async getCashinRate(conversion: { debit?: AmountJson, credit?: AmountJson }) {
+  async getCashinRate(conversion: { debit?: AmountJson; credit?: AmountJson }) {
     const url = new URL(`cashin-rate`, this.baseUrl);
     if (conversion.debit) {
-      url.searchParams.set("amount_debit", Amounts.stringify(conversion.debit))
+      url.searchParams.set("amount_debit", Amounts.stringify(conversion.debit));
     }
     if (conversion.credit) {
-      url.searchParams.set("amount_credit", Amounts.stringify(conversion.credit))
+      url.searchParams.set(
+        "amount_credit",
+        Amounts.stringify(conversion.credit),
+      );
     }
     const resp = await this.httpLib.fetch(url.href, {
       method: "GET",
     });
     switch (resp.status) {
-      case HttpStatusCode.Ok: return opSuccess(resp, codecForCashinConversionResponse())
+      case HttpStatusCode.Ok:
+        return opSuccess(resp, codecForCashinConversionResponse());
       case HttpStatusCode.BadRequest: {
-        const body = await resp.json()
-        const details = codecForTalerErrorDetail().decode(body)
+        const body = await resp.json();
+        const details = codecForTalerErrorDetail().decode(body);
         switch (details.code) {
-          case TalerErrorCode.GENERIC_PARAMETER_MISSING: return opKnownHttpFailure(resp.status, resp);
-          case TalerErrorCode.GENERIC_PARAMETER_MALFORMED: return opKnownHttpFailure(resp.status, resp);
-          case TalerErrorCode.GENERIC_CURRENCY_MISMATCH: return opKnownHttpFailure(resp.status, resp);
-          default: return opUnknownFailure(resp, body)
+          case TalerErrorCode.GENERIC_PARAMETER_MISSING:
+            return opKnownHttpFailure(resp.status, resp);
+          case TalerErrorCode.GENERIC_PARAMETER_MALFORMED:
+            return opKnownHttpFailure(resp.status, resp);
+          case TalerErrorCode.GENERIC_CURRENCY_MISMATCH:
+            return opKnownHttpFailure(resp.status, resp);
+          default:
+            return opUnknownFailure(resp, body);
         }
       }
-      case HttpStatusCode.Conflict: return opKnownHttpFailure(resp.status, resp);
-      case HttpStatusCode.NotImplemented: return opKnownHttpFailure(resp.status, resp);
-      default: return opUnknownFailure(resp, await resp.text())
+      case HttpStatusCode.Conflict:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.NotImplemented:
+        return opKnownHttpFailure(resp.status, resp);
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
 
   /**
    * https://docs.taler.net/core/api-bank-conversion-info.html#get--cashout-rate
-   * 
+   *
    */
-  async getCashoutRate(conversion: { debit?: AmountJson, credit?: AmountJson }) {
+  async getCashoutRate(conversion: {
+    debit?: AmountJson;
+    credit?: AmountJson;
+  }) {
     const url = new URL(`cashout-rate`, this.baseUrl);
     if (conversion.debit) {
-      url.searchParams.set("amount_debit", Amounts.stringify(conversion.debit))
+      url.searchParams.set("amount_debit", Amounts.stringify(conversion.debit));
     }
     if (conversion.credit) {
-      url.searchParams.set("amount_credit", Amounts.stringify(conversion.credit))
+      url.searchParams.set(
+        "amount_credit",
+        Amounts.stringify(conversion.credit),
+      );
     }
     const resp = await this.httpLib.fetch(url.href, {
       method: "GET",
     });
     switch (resp.status) {
-      case HttpStatusCode.Ok: return opSuccess(resp, codecForCashoutConversionResponse())
+      case HttpStatusCode.Ok:
+        return opSuccess(resp, codecForCashoutConversionResponse());
       case HttpStatusCode.BadRequest: {
-        const body = await resp.json()
-        const details = codecForTalerErrorDetail().decode(body)
+        const body = await resp.json();
+        const details = codecForTalerErrorDetail().decode(body);
         switch (details.code) {
-          case TalerErrorCode.GENERIC_PARAMETER_MISSING: return opKnownHttpFailure(resp.status, resp);
-          case TalerErrorCode.GENERIC_PARAMETER_MALFORMED: return opKnownHttpFailure(resp.status, resp);
-          case TalerErrorCode.GENERIC_CURRENCY_MISMATCH: return opKnownHttpFailure(resp.status, resp);
-          default: return opUnknownFailure(resp, body)
+          case TalerErrorCode.GENERIC_PARAMETER_MISSING:
+            return opKnownHttpFailure(resp.status, resp);
+          case TalerErrorCode.GENERIC_PARAMETER_MALFORMED:
+            return opKnownHttpFailure(resp.status, resp);
+          case TalerErrorCode.GENERIC_CURRENCY_MISMATCH:
+            return opKnownHttpFailure(resp.status, resp);
+          default:
+            return opUnknownFailure(resp, body);
         }
       }
-      case HttpStatusCode.Conflict: return opKnownHttpFailure(resp.status, resp);
-      case HttpStatusCode.NotImplemented: return opKnownHttpFailure(resp.status, resp);
-      default: return opUnknownFailure(resp, await resp.text())
+      case HttpStatusCode.Conflict:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.NotImplemented:
+        return opKnownHttpFailure(resp.status, resp);
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
 
   /**
    * https://docs.taler.net/core/api-bank-conversion-info.html#post--conversion-rate
-   * 
+   *
    */
-  async updateConversionRate(auth: AccessToken, body: TalerBankConversionApi.ConversionRate) {
+  async updateConversionRate(
+    auth: AccessToken,
+    body: TalerBankConversionApi.ConversionRate,
+  ) {
     const url = new URL(`conversion-rate`, this.baseUrl);
     const resp = await this.httpLib.fetch(url.href, {
       method: "POST",
       headers: {
-        Authorization: makeBearerTokenAuthHeader(auth)
+        Authorization: makeBearerTokenAuthHeader(auth),
       },
-      body
+      body,
     });
     switch (resp.status) {
-      case HttpStatusCode.NoContent: return opEmptySuccess()
-      case HttpStatusCode.Unauthorized: return opKnownHttpFailure(resp.status, resp);
-      case HttpStatusCode.NotImplemented: return opKnownHttpFailure(resp.status, resp);
-      default: return opUnknownFailure(resp, await resp.text())
+      case HttpStatusCode.NoContent:
+        return opEmptySuccess(resp);
+      case HttpStatusCode.Unauthorized:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.NotImplemented:
+        return opKnownHttpFailure(resp.status, resp);
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
-
 }
-
diff --git a/packages/taler-util/src/http-client/bank-core.ts b/packages/taler-util/src/http-client/bank-core.ts
index 8a3283d0f..90ba88b6a 100644
--- a/packages/taler-util/src/http-client/bank-core.ts
+++ b/packages/taler-util/src/http-client/bank-core.ts
@@ -1,6 +1,6 @@
 /*
  This file is part of GNU Taler
- (C) 2022 Taler Systems S.A.
+ (C) 2022-2024 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
@@ -24,24 +24,59 @@ import {
   codecForTanTransmission,
   opKnownAlternativeFailure,
   opKnownHttpFailure,
-  opKnownTalerFailure
+  opKnownTalerFailure,
 } from "@gnu-taler/taler-util";
 import {
   HttpRequestLibrary,
-  createPlatformHttpLib
+  createPlatformHttpLib,
 } from "@gnu-taler/taler-util/http";
-import { FailCasesByMethod, ResultByMethod, opEmptySuccess, opFixedSuccess, opSuccess, opUnknownFailure } from "../operation.js";
+import {
+  FailCasesByMethod,
+  ResultByMethod,
+  opEmptySuccess,
+  opFixedSuccess,
+  opSuccess,
+  opUnknownFailure,
+} from "../operation.js";
 import { TalerAuthenticationHttpClient } from "./authentication.js";
 import { TalerBankConversionHttpClient } from "./bank-conversion.js";
 import { TalerBankIntegrationHttpClient } from "./bank-integration.js";
 import { TalerRevenueHttpClient } from "./bank-revenue.js";
 import { TalerWireGatewayHttpClient } from "./bank-wire.js";
-import { AccessToken, PaginationParams, TalerCorebankApi, UserAndToken, WithdrawalOperationStatus, codecForAccountData, codecForBankAccountCreateWithdrawalResponse, codecForBankAccountTransactionInfo, codecForBankAccountTransactionsResponse, codecForCashoutPending, codecForCashoutStatusResponse, codecForCashouts, codecForCoreBankConfig, codecForCreateTransactionResponse, codecForGlobalCashouts, codecForListBankAccountsResponse, codecForMonitorResponse, codecForPublicAccountsResponse, codecForRegisterAccountResponse, codecForWithdrawalPublicInfo } from "./types.js";
-import { addLongPollingParam, addPaginationParams, makeBearerTokenAuthHeader } from "./utils.js";
-
-
-export type TalerCoreBankResultByMethod<prop extends keyof TalerCoreBankHttpClient> = ResultByMethod<TalerCoreBankHttpClient, prop>
-export type TalerCoreBankErrorsByMethod<prop extends keyof TalerCoreBankHttpClient> = FailCasesByMethod<TalerCoreBankHttpClient, prop>
+import {
+  AccessToken,
+  PaginationParams,
+  TalerCorebankApi,
+  UserAndToken,
+  WithdrawalOperationStatus,
+  codecForAccountData,
+  codecForBankAccountCreateWithdrawalResponse,
+  codecForBankAccountTransactionInfo,
+  codecForBankAccountTransactionsResponse,
+  codecForCashoutPending,
+  codecForCashoutStatusResponse,
+  codecForCashouts,
+  codecForCoreBankConfig,
+  codecForCreateTransactionResponse,
+  codecForGlobalCashouts,
+  codecForListBankAccountsResponse,
+  codecForMonitorResponse,
+  codecForPublicAccountsResponse,
+  codecForRegisterAccountResponse,
+  codecForWithdrawalPublicInfo,
+} from "./types.js";
+import {
+  addLongPollingParam,
+  addPaginationParams,
+  makeBearerTokenAuthHeader,
+} from "./utils.js";
+
+export type TalerCoreBankResultByMethod<
+  prop extends keyof TalerCoreBankHttpClient,
+> = ResultByMethod<TalerCoreBankHttpClient, prop>;
+export type TalerCoreBankErrorsByMethod<
+  prop extends keyof TalerCoreBankHttpClient,
+> = FailCasesByMethod<TalerCoreBankHttpClient, prop>;
 
 /**
  * Protocol version spoken with the core bank.
@@ -49,7 +84,7 @@ export type TalerCoreBankErrorsByMethod<prop extends keyof TalerCoreBankHttpClie
  * Endpoint must be ordered in the same way that in the docs
  * Response code (http and taler) must have the same order that in the docs
  * That way is easier to see changes
- * 
+ *
  * Uses libtool's current:revision:age versioning.
  */
 export class TalerCoreBankHttpClient {
@@ -65,22 +100,24 @@ export class TalerCoreBankHttpClient {
   }
 
   isCompatible(version: string): boolean {
-    const compare = LibtoolVersion.compare(this.PROTOCOL_VERSION, version)
-    return compare?.compatible ?? false
+    const compare = LibtoolVersion.compare(this.PROTOCOL_VERSION, version);
+    return compare?.compatible ?? false;
   }
 
   /**
    * https://docs.taler.net/core/api-corebank.html#config
-   * 
+   *
    */
   async getConfig() {
     const url = new URL(`config`, this.baseUrl);
     const resp = await this.httpLib.fetch(url.href, {
-      method: "GET"
+      method: "GET",
     });
     switch (resp.status) {
-      case HttpStatusCode.Ok: return opSuccess(resp, codecForCoreBankConfig())
-      default: return opUnknownFailure(resp, await resp.text())
+      case HttpStatusCode.Ok:
+        return opSuccess(resp, codecForCoreBankConfig());
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
 
@@ -90,42 +127,58 @@ export class TalerCoreBankHttpClient {
 
   /**
    * https://docs.taler.net/core/api-corebank.html#post--accounts
-   * 
+   *
    */
-  async createAccount(auth: AccessToken, body: TalerCorebankApi.RegisterAccountRequest) {
+  async createAccount(
+    auth: AccessToken,
+    body: TalerCorebankApi.RegisterAccountRequest,
+  ) {
     const url = new URL(`accounts`, this.baseUrl);
     const resp = await this.httpLib.fetch(url.href, {
       method: "POST",
       body,
       headers: {
-        Authorization: makeBearerTokenAuthHeader(auth)
+        Authorization: makeBearerTokenAuthHeader(auth),
       },
     });
     switch (resp.status) {
-      case HttpStatusCode.Ok: return opSuccess(resp, codecForRegisterAccountResponse())
-      case HttpStatusCode.BadRequest: return opKnownHttpFailure(resp.status, resp);
-      case HttpStatusCode.Unauthorized: return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.Ok:
+        return opSuccess(resp, codecForRegisterAccountResponse());
+      case HttpStatusCode.BadRequest:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.Unauthorized:
+        return opKnownHttpFailure(resp.status, resp);
       case HttpStatusCode.Conflict: {
-        const body = await resp.json()
-        const details = codecForTalerErrorDetail().decode(body)
+        const body = await resp.json();
+        const details = codecForTalerErrorDetail().decode(body);
         switch (details.code) {
-          case TalerErrorCode.BANK_REGISTER_USERNAME_REUSE: return opKnownTalerFailure(details.code, resp);
-          case TalerErrorCode.BANK_REGISTER_PAYTO_URI_REUSE: return opKnownTalerFailure(details.code, resp);
-          case TalerErrorCode.BANK_UNALLOWED_DEBIT: return opKnownTalerFailure(details.code, resp);
-          case TalerErrorCode.BANK_RESERVED_USERNAME_CONFLICT: return opKnownTalerFailure(details.code, resp);
-          case TalerErrorCode.BANK_NON_ADMIN_PATCH_DEBT_LIMIT: return opKnownTalerFailure(details.code, resp);
-          case TalerErrorCode.BANK_NON_ADMIN_SET_TAN_CHANNEL: return opKnownTalerFailure(details.code, resp);
-          case TalerErrorCode.BANK_TAN_CHANNEL_NOT_SUPPORTED: return opKnownTalerFailure(details.code, resp);
-          case TalerErrorCode.BANK_MISSING_TAN_INFO: return opKnownTalerFailure(details.code, resp);
-          default: return opUnknownFailure(resp, body)
+          case TalerErrorCode.BANK_REGISTER_USERNAME_REUSE:
+            return opKnownTalerFailure(details.code, resp);
+          case TalerErrorCode.BANK_REGISTER_PAYTO_URI_REUSE:
+            return opKnownTalerFailure(details.code, resp);
+          case TalerErrorCode.BANK_UNALLOWED_DEBIT:
+            return opKnownTalerFailure(details.code, resp);
+          case TalerErrorCode.BANK_RESERVED_USERNAME_CONFLICT:
+            return opKnownTalerFailure(details.code, resp);
+          case TalerErrorCode.BANK_NON_ADMIN_PATCH_DEBT_LIMIT:
+            return opKnownTalerFailure(details.code, resp);
+          case TalerErrorCode.BANK_NON_ADMIN_SET_TAN_CHANNEL:
+            return opKnownTalerFailure(details.code, resp);
+          case TalerErrorCode.BANK_TAN_CHANNEL_NOT_SUPPORTED:
+            return opKnownTalerFailure(details.code, resp);
+          case TalerErrorCode.BANK_MISSING_TAN_INFO:
+            return opKnownTalerFailure(details.code, resp);
+          default:
+            return opUnknownFailure(resp, body);
         }
       }
-      default: return opUnknownFailure(resp, await resp.text())
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
   /**
    * https://docs.taler.net/core/api-corebank.html#delete--accounts-$USERNAME
-   * 
+   *
    */
   async deleteAccount(auth: UserAndToken, cid?: string) {
     const url = new URL(`accounts/${auth.username}`, this.baseUrl);
@@ -137,28 +190,44 @@ export class TalerCoreBankHttpClient {
       },
     });
     switch (resp.status) {
-      case HttpStatusCode.Accepted: return opKnownAlternativeFailure(resp, resp.status, codecForChallenge())
-      case HttpStatusCode.NoContent: return opEmptySuccess()
-      case HttpStatusCode.Unauthorized: return opKnownHttpFailure(resp.status, resp);
-      case HttpStatusCode.NotFound: return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.Accepted:
+        return opKnownAlternativeFailure(
+          resp,
+          resp.status,
+          codecForChallenge(),
+        );
+      case HttpStatusCode.NoContent:
+        return opEmptySuccess(resp);
+      case HttpStatusCode.Unauthorized:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.NotFound:
+        return opKnownHttpFailure(resp.status, resp);
       case HttpStatusCode.Conflict: {
-        const body = await resp.json()
-        const details = codecForTalerErrorDetail().decode(body)
+        const body = await resp.json();
+        const details = codecForTalerErrorDetail().decode(body);
         switch (details.code) {
-          case TalerErrorCode.BANK_RESERVED_USERNAME_CONFLICT: return opKnownTalerFailure(details.code, resp);
-          case TalerErrorCode.BANK_ACCOUNT_BALANCE_NOT_ZERO: return opKnownTalerFailure(details.code, resp);
-          default: return opUnknownFailure(resp, body)
+          case TalerErrorCode.BANK_RESERVED_USERNAME_CONFLICT:
+            return opKnownTalerFailure(details.code, resp);
+          case TalerErrorCode.BANK_ACCOUNT_BALANCE_NOT_ZERO:
+            return opKnownTalerFailure(details.code, resp);
+          default:
+            return opUnknownFailure(resp, body);
         }
       }
-      default: return opUnknownFailure(resp, await resp.text())
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
 
   /**
    * https://docs.taler.net/core/api-corebank.html#patch--accounts-$USERNAME
-   * 
+   *
    */
-  async updateAccount(auth: UserAndToken, body: TalerCorebankApi.AccountReconfiguration, cid?: string) {
+  async updateAccount(
+    auth: UserAndToken,
+    body: TalerCorebankApi.AccountReconfiguration,
+    cid?: string,
+  ) {
     const url = new URL(`accounts/${auth.username}`, this.baseUrl);
     const resp = await this.httpLib.fetch(url.href, {
       method: "PATCH",
@@ -169,31 +238,50 @@ export class TalerCoreBankHttpClient {
       },
     });
     switch (resp.status) {
-      case HttpStatusCode.Accepted: return opKnownAlternativeFailure(resp, resp.status, codecForChallenge())
-      case HttpStatusCode.NoContent: return opEmptySuccess()
-      case HttpStatusCode.Unauthorized: return opKnownHttpFailure(resp.status, resp);
-      case HttpStatusCode.NotFound: return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.Accepted:
+        return opKnownAlternativeFailure(
+          resp,
+          resp.status,
+          codecForChallenge(),
+        );
+      case HttpStatusCode.NoContent:
+        return opEmptySuccess(resp);
+      case HttpStatusCode.Unauthorized:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.NotFound:
+        return opKnownHttpFailure(resp.status, resp);
       case HttpStatusCode.Conflict: {
-        const body = await resp.json()
-        const details = codecForTalerErrorDetail().decode(body)
+        const body = await resp.json();
+        const details = codecForTalerErrorDetail().decode(body);
         switch (details.code) {
-          case TalerErrorCode.BANK_NON_ADMIN_PATCH_LEGAL_NAME: return opKnownTalerFailure(details.code, resp);
-          case TalerErrorCode.BANK_NON_ADMIN_PATCH_CASHOUT: return opKnownTalerFailure(details.code, resp);
-          case TalerErrorCode.BANK_NON_ADMIN_PATCH_DEBT_LIMIT: return opKnownTalerFailure(details.code, resp);
-          case TalerErrorCode.BANK_TAN_CHANNEL_NOT_SUPPORTED: return opKnownTalerFailure(details.code, resp);
-          case TalerErrorCode.BANK_MISSING_TAN_INFO: return opKnownTalerFailure(details.code, resp);
-          default: return opUnknownFailure(resp, body)
+          case TalerErrorCode.BANK_NON_ADMIN_PATCH_LEGAL_NAME:
+            return opKnownTalerFailure(details.code, resp);
+          case TalerErrorCode.BANK_NON_ADMIN_PATCH_CASHOUT:
+            return opKnownTalerFailure(details.code, resp);
+          case TalerErrorCode.BANK_NON_ADMIN_PATCH_DEBT_LIMIT:
+            return opKnownTalerFailure(details.code, resp);
+          case TalerErrorCode.BANK_TAN_CHANNEL_NOT_SUPPORTED:
+            return opKnownTalerFailure(details.code, resp);
+          case TalerErrorCode.BANK_MISSING_TAN_INFO:
+            return opKnownTalerFailure(details.code, resp);
+          default:
+            return opUnknownFailure(resp, body);
         }
       }
-      default: return opUnknownFailure(resp, await resp.text())
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
 
   /**
    * https://docs.taler.net/core/api-corebank.html#patch--accounts-$USERNAME-auth
-   * 
+   *
    */
-  async updatePassword(auth: UserAndToken, body: TalerCorebankApi.AccountPasswordChange, cid?: string) {
+  async updatePassword(
+    auth: UserAndToken,
+    body: TalerCorebankApi.AccountPasswordChange,
+    cid?: string,
+  ) {
     const url = new URL(`accounts/${auth.username}/auth`, this.baseUrl);
     const resp = await this.httpLib.fetch(url.href, {
       method: "PATCH",
@@ -204,85 +292,116 @@ export class TalerCoreBankHttpClient {
       },
     });
     switch (resp.status) {
-      case HttpStatusCode.Accepted: return opKnownAlternativeFailure(resp, resp.status, codecForChallenge())
-      case HttpStatusCode.NoContent: return opEmptySuccess()
-      case HttpStatusCode.NotFound: return opKnownHttpFailure(resp.status, resp);
-      case HttpStatusCode.Unauthorized: return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.Accepted:
+        return opKnownAlternativeFailure(
+          resp,
+          resp.status,
+          codecForChallenge(),
+        );
+      case HttpStatusCode.NoContent:
+        return opEmptySuccess(resp);
+      case HttpStatusCode.NotFound:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.Unauthorized:
+        return opKnownHttpFailure(resp.status, resp);
       case HttpStatusCode.Conflict: {
-        const body = await resp.json()
-        const details = codecForTalerErrorDetail().decode(body)
+        const body = await resp.json();
+        const details = codecForTalerErrorDetail().decode(body);
         switch (details.code) {
-          case TalerErrorCode.BANK_NON_ADMIN_PATCH_MISSING_OLD_PASSWORD: return opKnownTalerFailure(details.code, resp);
-          case TalerErrorCode.BANK_PATCH_BAD_OLD_PASSWORD: return opKnownTalerFailure(details.code, resp);
-          default: return opUnknownFailure(resp, body)
+          case TalerErrorCode.BANK_NON_ADMIN_PATCH_MISSING_OLD_PASSWORD:
+            return opKnownTalerFailure(details.code, resp);
+          case TalerErrorCode.BANK_PATCH_BAD_OLD_PASSWORD:
+            return opKnownTalerFailure(details.code, resp);
+          default:
+            return opUnknownFailure(resp, body);
         }
       }
-      default: return opUnknownFailure(resp, await resp.text())
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
 
   /**
    * https://docs.taler.net/core/api-corebank.html#get--public-accounts
-   * 
+   *
    */
-  async getPublicAccounts(filter: { account?: string } = {}, pagination?: PaginationParams) {
+  async getPublicAccounts(
+    filter: { account?: string } = {},
+    pagination?: PaginationParams,
+  ) {
     const url = new URL(`public-accounts`, this.baseUrl);
-    addPaginationParams(url, pagination)
+    addPaginationParams(url, pagination);
     if (filter.account !== undefined) {
-      url.searchParams.set("filter_name", filter.account)
+      url.searchParams.set("filter_name", filter.account);
     }
     const resp = await this.httpLib.fetch(url.href, {
       method: "GET",
     });
     switch (resp.status) {
-      case HttpStatusCode.Ok: return opSuccess(resp, codecForPublicAccountsResponse())
-      case HttpStatusCode.NoContent: return opFixedSuccess({ public_accounts: [] })
-      case HttpStatusCode.NotFound: return opFixedSuccess({ public_accounts: [] })
-      default: return opUnknownFailure(resp, await resp.text())
+      case HttpStatusCode.Ok:
+        return opSuccess(resp, codecForPublicAccountsResponse());
+      case HttpStatusCode.NoContent:
+        return opFixedSuccess(resp, { public_accounts: [] });
+      case HttpStatusCode.NotFound:
+        return opFixedSuccess(resp, { public_accounts: [] });
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
 
   /**
    * https://docs.taler.net/core/api-corebank.html#get--accounts
-   * 
+   *
    */
-  async getAccounts(auth: AccessToken, filter: { account?: string } = {}, pagination?: PaginationParams) {
+  async getAccounts(
+    auth: AccessToken,
+    filter: { account?: string } = {},
+    pagination?: PaginationParams,
+  ) {
     const url = new URL(`accounts`, this.baseUrl);
-    addPaginationParams(url, pagination)
+    addPaginationParams(url, pagination);
     if (filter.account !== undefined) {
-      url.searchParams.set("filter_name", filter.account)
+      url.searchParams.set("filter_name", filter.account);
     }
     const resp = await this.httpLib.fetch(url.href, {
       method: "GET",
       headers: {
-        Authorization: makeBearerTokenAuthHeader(auth)
+        Authorization: makeBearerTokenAuthHeader(auth),
       },
     });
     switch (resp.status) {
-      case HttpStatusCode.Ok: return opSuccess(resp, codecForListBankAccountsResponse())
-      case HttpStatusCode.NoContent: return opFixedSuccess({ accounts: [] })
-      case HttpStatusCode.Unauthorized: return opKnownHttpFailure(resp.status, resp);
-      default: return opUnknownFailure(resp, await resp.text())
+      case HttpStatusCode.Ok:
+        return opSuccess(resp, codecForListBankAccountsResponse());
+      case HttpStatusCode.NoContent:
+        return opFixedSuccess(resp, { accounts: [] });
+      case HttpStatusCode.Unauthorized:
+        return opKnownHttpFailure(resp.status, resp);
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
 
   /**
    * https://docs.taler.net/core/api-corebank.html#get--accounts-$USERNAME
-   * 
+   *
    */
   async getAccount(auth: UserAndToken) {
     const url = new URL(`accounts/${auth.username}`, this.baseUrl);
     const resp = await this.httpLib.fetch(url.href, {
       method: "GET",
       headers: {
-        Authorization: makeBearerTokenAuthHeader(auth.token)
+        Authorization: makeBearerTokenAuthHeader(auth.token),
       },
     });
     switch (resp.status) {
-      case HttpStatusCode.Ok: return opSuccess(resp, codecForAccountData())
-      case HttpStatusCode.Unauthorized: return opKnownHttpFailure(resp.status, resp);
-      case HttpStatusCode.NotFound: return opKnownHttpFailure(resp.status, resp);
-      default: return opUnknownFailure(resp, await resp.text())
+      case HttpStatusCode.Ok:
+        return opSuccess(resp, codecForAccountData());
+      case HttpStatusCode.Unauthorized:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.NotFound:
+        return opKnownHttpFailure(resp.status, resp);
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
 
@@ -292,52 +411,71 @@ export class TalerCoreBankHttpClient {
 
   /**
    * https://docs.taler.net/core/api-corebank.html#get--accounts-$USERNAME-transactions
-   * 
+   *
    */
-  async getTransactions(auth: UserAndToken, params?: PaginationParams & LongPollParams) {
+  async getTransactions(
+    auth: UserAndToken,
+    params?: PaginationParams & LongPollParams,
+  ) {
     const url = new URL(`accounts/${auth.username}/transactions`, this.baseUrl);
-    addPaginationParams(url, params)
-    addLongPollingParam(url, params)
+    addPaginationParams(url, params);
+    addLongPollingParam(url, params);
     const resp = await this.httpLib.fetch(url.href, {
       method: "GET",
       headers: {
-        Authorization: makeBearerTokenAuthHeader(auth.token)
+        Authorization: makeBearerTokenAuthHeader(auth.token),
       },
     });
     switch (resp.status) {
-      case HttpStatusCode.Ok: return opSuccess(resp, codecForBankAccountTransactionsResponse())
-      case HttpStatusCode.NoContent: return opFixedSuccess({ transactions: [] })
-      case HttpStatusCode.Unauthorized: return opKnownHttpFailure(resp.status, resp);
-      case HttpStatusCode.NotFound: return opKnownHttpFailure(resp.status, resp);
-      default: return opUnknownFailure(resp, await resp.text())
+      case HttpStatusCode.Ok:
+        return opSuccess(resp, codecForBankAccountTransactionsResponse());
+      case HttpStatusCode.NoContent:
+        return opFixedSuccess(resp, { transactions: [] });
+      case HttpStatusCode.Unauthorized:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.NotFound:
+        return opKnownHttpFailure(resp.status, resp);
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
 
   /**
    * https://docs.taler.net/core/api-corebank.html#get--accounts-$USERNAME-transactions-$TRANSACTION_ID
-   * 
+   *
    */
   async getTransactionById(auth: UserAndToken, txid: number) {
-    const url = new URL(`accounts/${auth.username}/transactions/${String(txid)}`, this.baseUrl);
+    const url = new URL(
+      `accounts/${auth.username}/transactions/${String(txid)}`,
+      this.baseUrl,
+    );
     const resp = await this.httpLib.fetch(url.href, {
       method: "GET",
       headers: {
-        Authorization: makeBearerTokenAuthHeader(auth.token)
+        Authorization: makeBearerTokenAuthHeader(auth.token),
       },
     });
     switch (resp.status) {
-      case HttpStatusCode.Ok: return opSuccess(resp, codecForBankAccountTransactionInfo())
-      case HttpStatusCode.NotFound: return opKnownHttpFailure(resp.status, resp);
-      case HttpStatusCode.Unauthorized: return opKnownHttpFailure(resp.status, resp);
-      default: return opUnknownFailure(resp, await resp.text())
+      case HttpStatusCode.Ok:
+        return opSuccess(resp, codecForBankAccountTransactionInfo());
+      case HttpStatusCode.NotFound:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.Unauthorized:
+        return opKnownHttpFailure(resp.status, resp);
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
 
   /**
    * https://docs.taler.net/core/api-corebank.html#post--accounts-$USERNAME-transactions
-   * 
+   *
    */
-  async createTransaction(auth: UserAndToken, body: TalerCorebankApi.CreateTransactionRequest, cid?: string) {
+  async createTransaction(
+    auth: UserAndToken,
+    body: TalerCorebankApi.CreateTransactionRequest,
+    cid?: string,
+  ) {
     const url = new URL(`accounts/${auth.username}/transactions`, this.baseUrl);
     const resp = await this.httpLib.fetch(url.href, {
       method: "POST",
@@ -348,22 +486,36 @@ export class TalerCoreBankHttpClient {
       body,
     });
     switch (resp.status) {
-      case HttpStatusCode.Ok: return opSuccess(resp, codecForCreateTransactionResponse())
-      case HttpStatusCode.Accepted: return opKnownAlternativeFailure(resp, resp.status, codecForChallenge())
-      case HttpStatusCode.BadRequest: return opKnownHttpFailure(resp.status, resp);
-      case HttpStatusCode.Unauthorized: return opKnownHttpFailure(resp.status, resp);
-      case HttpStatusCode.NotFound: return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.Ok:
+        return opSuccess(resp, codecForCreateTransactionResponse());
+      case HttpStatusCode.Accepted:
+        return opKnownAlternativeFailure(
+          resp,
+          resp.status,
+          codecForChallenge(),
+        );
+      case HttpStatusCode.BadRequest:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.Unauthorized:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.NotFound:
+        return opKnownHttpFailure(resp.status, resp);
       case HttpStatusCode.Conflict: {
-        const body = await resp.json()
-        const details = codecForTalerErrorDetail().decode(body)
+        const body = await resp.json();
+        const details = codecForTalerErrorDetail().decode(body);
         switch (details.code) {
-          case TalerErrorCode.BANK_SAME_ACCOUNT: return opKnownTalerFailure(details.code, resp);
-          case TalerErrorCode.BANK_UNKNOWN_CREDITOR: return opKnownTalerFailure(details.code, resp);
-          case TalerErrorCode.BANK_UNALLOWED_DEBIT: return opKnownTalerFailure(details.code, resp);
-          default: return opUnknownFailure(resp, body)
+          case TalerErrorCode.BANK_SAME_ACCOUNT:
+            return opKnownTalerFailure(details.code, resp);
+          case TalerErrorCode.BANK_UNKNOWN_CREDITOR:
+            return opKnownTalerFailure(details.code, resp);
+          case TalerErrorCode.BANK_UNALLOWED_DEBIT:
+            return opKnownTalerFailure(details.code, resp);
+          default:
+            return opUnknownFailure(resp, body);
         }
       }
-      default: return opUnknownFailure(resp, await resp.text())
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
 
@@ -373,33 +525,44 @@ export class TalerCoreBankHttpClient {
 
   /**
    * https://docs.taler.net/core/api-corebank.html#post--accounts-$USERNAME-withdrawals
-   * 
+   *
    */
-  async createWithdrawal(auth: UserAndToken, body: TalerCorebankApi.BankAccountCreateWithdrawalRequest) {
+  async createWithdrawal(
+    auth: UserAndToken,
+    body: TalerCorebankApi.BankAccountCreateWithdrawalRequest,
+  ) {
     const url = new URL(`accounts/${auth.username}/withdrawals`, this.baseUrl);
     const resp = await this.httpLib.fetch(url.href, {
       method: "POST",
       headers: {
-        Authorization: makeBearerTokenAuthHeader(auth.token)
+        Authorization: makeBearerTokenAuthHeader(auth.token),
       },
       body,
     });
     switch (resp.status) {
-      case HttpStatusCode.Ok: return opSuccess(resp, codecForBankAccountCreateWithdrawalResponse())
-      case HttpStatusCode.NotFound: return opKnownHttpFailure(resp.status, resp);
-      case HttpStatusCode.Conflict: return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.Ok:
+        return opSuccess(resp, codecForBankAccountCreateWithdrawalResponse());
+      case HttpStatusCode.NotFound:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.Conflict:
+        return opKnownHttpFailure(resp.status, resp);
       //FIXME: missing in docs
-      case HttpStatusCode.Unauthorized: return opKnownHttpFailure(resp.status, resp);
-      default: return opUnknownFailure(resp, await resp.text())
+      case HttpStatusCode.Unauthorized:
+        return opKnownHttpFailure(resp.status, resp);
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
 
   /**
    * https://docs.taler.net/core/api-corebank.html#post--accounts-$USERNAME-withdrawals-$WITHDRAWAL_ID-confirm
-   * 
+   *
    */
   async confirmWithdrawalById(auth: UserAndToken, wid: string, cid?: string) {
-    const url = new URL(`accounts/${auth.username}/withdrawals/${wid}/confirm`, this.baseUrl);
+    const url = new URL(
+      `accounts/${auth.username}/withdrawals/${wid}/confirm`,
+      this.baseUrl,
+    );
     const resp = await this.httpLib.fetch(url.href, {
       method: "POST",
       headers: {
@@ -408,68 +571,99 @@ export class TalerCoreBankHttpClient {
       },
     });
     switch (resp.status) {
-      case HttpStatusCode.Accepted: return opKnownAlternativeFailure(resp, resp.status, codecForChallenge())
-      case HttpStatusCode.NoContent: return opEmptySuccess()
+      case HttpStatusCode.Accepted:
+        return opKnownAlternativeFailure(
+          resp,
+          resp.status,
+          codecForChallenge(),
+        );
+      case HttpStatusCode.NoContent:
+        return opEmptySuccess(resp);
       //FIXME: missing in docs
-      case HttpStatusCode.BadRequest: return opKnownHttpFailure(resp.status, resp)
-      case HttpStatusCode.NotFound: return opKnownHttpFailure(resp.status, resp)
+      case HttpStatusCode.BadRequest:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.NotFound:
+        return opKnownHttpFailure(resp.status, resp);
       case HttpStatusCode.Conflict: {
-        const body = await resp.json()
-        const details = codecForTalerErrorDetail().decode(body)
+        const body = await resp.json();
+        const details = codecForTalerErrorDetail().decode(body);
         switch (details.code) {
-          case TalerErrorCode.BANK_CONFIRM_ABORT_CONFLICT: return opKnownTalerFailure(details.code, resp);
-          case TalerErrorCode.BANK_CONFIRM_INCOMPLETE: return opKnownTalerFailure(details.code, resp);
-          case TalerErrorCode.BANK_UNALLOWED_DEBIT: return opKnownTalerFailure(details.code, resp);
-          default: return opUnknownFailure(resp, body)
+          case TalerErrorCode.BANK_CONFIRM_ABORT_CONFLICT:
+            return opKnownTalerFailure(details.code, resp);
+          case TalerErrorCode.BANK_CONFIRM_INCOMPLETE:
+            return opKnownTalerFailure(details.code, resp);
+          case TalerErrorCode.BANK_UNALLOWED_DEBIT:
+            return opKnownTalerFailure(details.code, resp);
+          default:
+            return opUnknownFailure(resp, body);
         }
       }
-      default: return opUnknownFailure(resp, await resp.text())
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
 
   /**
    * https://docs.taler.net/core/api-corebank.html#post--accounts-$USERNAME-withdrawals-$WITHDRAWAL_ID-abort
-   * 
+   *
    */
   async abortWithdrawalById(auth: UserAndToken, wid: string) {
-    const url = new URL(`accounts/${auth.username}/withdrawals/${wid}/abort`, this.baseUrl);
+    const url = new URL(
+      `accounts/${auth.username}/withdrawals/${wid}/abort`,
+      this.baseUrl,
+    );
     const resp = await this.httpLib.fetch(url.href, {
       method: "POST",
       headers: {
-        Authorization: makeBearerTokenAuthHeader(auth.token)
+        Authorization: makeBearerTokenAuthHeader(auth.token),
       },
     });
     switch (resp.status) {
-      case HttpStatusCode.NoContent: return opEmptySuccess()
+      case HttpStatusCode.NoContent:
+        return opEmptySuccess(resp);
       //FIXME: missing in docs
-      case HttpStatusCode.BadRequest: return opKnownHttpFailure(resp.status, resp)
-      case HttpStatusCode.NotFound: return opKnownHttpFailure(resp.status, resp)
-      case HttpStatusCode.Conflict: return opKnownHttpFailure(resp.status, resp);
-      default: return opUnknownFailure(resp, await resp.text())
+      case HttpStatusCode.BadRequest:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.NotFound:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.Conflict:
+        return opKnownHttpFailure(resp.status, resp);
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
 
   /**
    * https://docs.taler.net/core/api-corebank.html#get--withdrawals-$WITHDRAWAL_ID
-   * 
+   *
    */
-  async getWithdrawalById(wid: string, params?: {
-    old_state?: WithdrawalOperationStatus,
-  } & LongPollParams) {
+  async getWithdrawalById(
+    wid: string,
+    params?: {
+      old_state?: WithdrawalOperationStatus;
+    } & LongPollParams,
+  ) {
     const url = new URL(`withdrawals/${wid}`, this.baseUrl);
-    addLongPollingParam(url, params)
+    addLongPollingParam(url, params);
     if (params) {
-      url.searchParams.set("old_state", !params.old_state ? "pending" : params.old_state)
+      url.searchParams.set(
+        "old_state",
+        !params.old_state ? "pending" : params.old_state,
+      );
     }
     const resp = await this.httpLib.fetch(url.href, {
       method: "GET",
     });
     switch (resp.status) {
-      case HttpStatusCode.Ok: return opSuccess(resp, codecForWithdrawalPublicInfo())
+      case HttpStatusCode.Ok:
+        return opSuccess(resp, codecForWithdrawalPublicInfo());
       //FIXME: missing in docs
-      case HttpStatusCode.BadRequest: return opKnownHttpFailure(resp.status, resp)
-      case HttpStatusCode.NotFound: return opKnownHttpFailure(resp.status, resp)
-      default: return opUnknownFailure(resp, await resp.text())
+      case HttpStatusCode.BadRequest:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.NotFound:
+        return opKnownHttpFailure(resp.status, resp);
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
 
@@ -479,9 +673,13 @@ export class TalerCoreBankHttpClient {
 
   /**
    * https://docs.taler.net/core/api-corebank.html#post--accounts-$USERNAME-cashouts
-   * 
+   *
    */
-  async createCashout(auth: UserAndToken, body: TalerCorebankApi.CashoutRequest, cid?: string) {
+  async createCashout(
+    auth: UserAndToken,
+    body: TalerCorebankApi.CashoutRequest,
+    cid?: string,
+  ) {
     const url = new URL(`accounts/${auth.username}/cashouts`, this.baseUrl);
     const resp = await this.httpLib.fetch(url.href, {
       method: "POST",
@@ -492,92 +690,123 @@ export class TalerCoreBankHttpClient {
       body,
     });
     switch (resp.status) {
-      case HttpStatusCode.Ok: return opSuccess(resp, codecForCashoutPending())
-      case HttpStatusCode.Accepted: return opKnownAlternativeFailure(resp, resp.status, codecForChallenge())
-      case HttpStatusCode.NotFound: return opKnownHttpFailure(resp.status, resp)
+      case HttpStatusCode.Ok:
+        return opSuccess(resp, codecForCashoutPending());
+      case HttpStatusCode.Accepted:
+        return opKnownAlternativeFailure(
+          resp,
+          resp.status,
+          codecForChallenge(),
+        );
+      case HttpStatusCode.NotFound:
+        return opKnownHttpFailure(resp.status, resp);
       case HttpStatusCode.Conflict: {
-        const body = await resp.json()
-        const details = codecForTalerErrorDetail().decode(body)
+        const body = await resp.json();
+        const details = codecForTalerErrorDetail().decode(body);
         switch (details.code) {
-          case TalerErrorCode.BANK_TRANSFER_REQUEST_UID_REUSED: return opKnownTalerFailure(details.code, resp);
-          case TalerErrorCode.BANK_BAD_CONVERSION: return opKnownTalerFailure(details.code, resp);
-          case TalerErrorCode.BANK_UNALLOWED_DEBIT: return opKnownTalerFailure(details.code, resp);
-          case TalerErrorCode.BANK_CONFIRM_INCOMPLETE: return opKnownTalerFailure(details.code, resp);
-          default: return opUnknownFailure(resp, body)
+          case TalerErrorCode.BANK_TRANSFER_REQUEST_UID_REUSED:
+            return opKnownTalerFailure(details.code, resp);
+          case TalerErrorCode.BANK_BAD_CONVERSION:
+            return opKnownTalerFailure(details.code, resp);
+          case TalerErrorCode.BANK_UNALLOWED_DEBIT:
+            return opKnownTalerFailure(details.code, resp);
+          case TalerErrorCode.BANK_CONFIRM_INCOMPLETE:
+            return opKnownTalerFailure(details.code, resp);
+          default:
+            return opUnknownFailure(resp, body);
         }
       }
       case HttpStatusCode.BadGateway: {
-        const body = await resp.json()
-        const details = codecForTalerErrorDetail().decode(body)
+        const body = await resp.json();
+        const details = codecForTalerErrorDetail().decode(body);
         switch (details.code) {
-          case TalerErrorCode.BANK_TAN_CHANNEL_SCRIPT_FAILED: return opKnownTalerFailure(details.code, resp);
-          default: return opUnknownFailure(resp, body)
+          case TalerErrorCode.BANK_TAN_CHANNEL_SCRIPT_FAILED:
+            return opKnownTalerFailure(details.code, resp);
+          default:
+            return opUnknownFailure(resp, body);
         }
       }
-      case HttpStatusCode.NotImplemented: return opKnownHttpFailure(resp.status, resp);
-      default: return opUnknownFailure(resp, await resp.text())
+      case HttpStatusCode.NotImplemented:
+        return opKnownHttpFailure(resp.status, resp);
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
 
   /**
    * https://docs.taler.net/core/api-corebank.html#get--accounts-$USERNAME-cashouts-$CASHOUT_ID
-   * 
+   *
    */
   async getCashoutById(auth: UserAndToken, cid: number) {
-    const url = new URL(`accounts/${auth.username}/cashouts/${cid}`, this.baseUrl);
+    const url = new URL(
+      `accounts/${auth.username}/cashouts/${cid}`,
+      this.baseUrl,
+    );
     const resp = await this.httpLib.fetch(url.href, {
       method: "GET",
       headers: {
-        Authorization: makeBearerTokenAuthHeader(auth.token)
+        Authorization: makeBearerTokenAuthHeader(auth.token),
       },
     });
     switch (resp.status) {
-      case HttpStatusCode.Ok: return opSuccess(resp, codecForCashoutStatusResponse())
-      case HttpStatusCode.NotFound: return opKnownHttpFailure(resp.status, resp);
-      case HttpStatusCode.NotImplemented: return opKnownHttpFailure(resp.status, resp);
-      default: return opUnknownFailure(resp, await resp.text())
+      case HttpStatusCode.Ok:
+        return opSuccess(resp, codecForCashoutStatusResponse());
+      case HttpStatusCode.NotFound:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.NotImplemented:
+        return opKnownHttpFailure(resp.status, resp);
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
 
   /**
    * https://docs.taler.net/core/api-corebank.html#get--accounts-$USERNAME-cashouts
-   * 
+   *
    */
   async getAccountCashouts(auth: UserAndToken, pagination?: PaginationParams) {
     const url = new URL(`accounts/${auth.username}/cashouts`, this.baseUrl);
-    addPaginationParams(url, pagination)
+    addPaginationParams(url, pagination);
     const resp = await this.httpLib.fetch(url.href, {
       method: "GET",
       headers: {
-        Authorization: makeBearerTokenAuthHeader(auth.token)
+        Authorization: makeBearerTokenAuthHeader(auth.token),
       },
     });
     switch (resp.status) {
-      case HttpStatusCode.Ok: return opSuccess(resp, codecForCashouts())
-      case HttpStatusCode.NoContent: return opFixedSuccess({ cashouts: [] });
-      case HttpStatusCode.NotImplemented: return opKnownHttpFailure(resp.status, resp);
-      default: return opUnknownFailure(resp, await resp.text())
+      case HttpStatusCode.Ok:
+        return opSuccess(resp, codecForCashouts());
+      case HttpStatusCode.NoContent:
+        return opFixedSuccess(resp, { cashouts: [] });
+      case HttpStatusCode.NotImplemented:
+        return opKnownHttpFailure(resp.status, resp);
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
 
   /**
    * https://docs.taler.net/core/api-corebank.html#get--cashouts
-   * 
+   *
    */
   async getGlobalCashouts(auth: AccessToken, pagination?: PaginationParams) {
     const url = new URL(`cashouts`, this.baseUrl);
-    addPaginationParams(url, pagination)
+    addPaginationParams(url, pagination);
     const resp = await this.httpLib.fetch(url.href, {
       method: "GET",
       headers: {
-        Authorization: makeBearerTokenAuthHeader(auth)
+        Authorization: makeBearerTokenAuthHeader(auth),
       },
     });
     switch (resp.status) {
-      case HttpStatusCode.Ok: return opSuccess(resp, codecForGlobalCashouts())
-      case HttpStatusCode.NoContent: return opFixedSuccess({ cashouts: [] });
-      case HttpStatusCode.NotImplemented: return opKnownHttpFailure(resp.status, resp);
-      default: return opUnknownFailure(resp, await resp.text())
+      case HttpStatusCode.Ok:
+        return opSuccess(resp, codecForGlobalCashouts());
+      case HttpStatusCode.NoContent:
+        return opFixedSuccess(resp, { cashouts: [] });
+      case HttpStatusCode.NotImplemented:
+        return opKnownHttpFailure(resp.status, resp);
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
 
@@ -587,60 +816,84 @@ export class TalerCoreBankHttpClient {
 
   /**
    * https://docs.taler.net/core/api-corebank.html#post--accounts-$USERNAME-challenge-$CHALLENGE_ID
-   * 
+   *
    */
   async sendChallenge(auth: UserAndToken, cid: string) {
-    const url = new URL(`accounts/${auth.username}/challenge/${cid}`, this.baseUrl);
+    const url = new URL(
+      `accounts/${auth.username}/challenge/${cid}`,
+      this.baseUrl,
+    );
     const resp = await this.httpLib.fetch(url.href, {
       method: "POST",
       headers: {
-        Authorization: makeBearerTokenAuthHeader(auth.token)
+        Authorization: makeBearerTokenAuthHeader(auth.token),
       },
     });
     switch (resp.status) {
-      case HttpStatusCode.Ok: return opSuccess(resp, codecForTanTransmission())
-      case HttpStatusCode.Unauthorized: return opKnownHttpFailure(resp.status, resp);
-      case HttpStatusCode.NotFound: return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.Ok:
+        return opSuccess(resp, codecForTanTransmission());
+      case HttpStatusCode.Unauthorized:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.NotFound:
+        return opKnownHttpFailure(resp.status, resp);
       case HttpStatusCode.BadGateway: {
-        const body = await resp.json()
-        const details = codecForTalerErrorDetail().decode(body)
+        const body = await resp.json();
+        const details = codecForTalerErrorDetail().decode(body);
         switch (details.code) {
-          case TalerErrorCode.BANK_TAN_CHANNEL_SCRIPT_FAILED: return opKnownTalerFailure(details.code, resp);
-          default: return opUnknownFailure(resp, body)
+          case TalerErrorCode.BANK_TAN_CHANNEL_SCRIPT_FAILED:
+            return opKnownTalerFailure(details.code, resp);
+          default:
+            return opUnknownFailure(resp, body);
         }
       }
-      default: return opUnknownFailure(resp, await resp.text())
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
 
   /**
    * https://docs.taler.net/core/api-corebank.html#post--accounts-$USERNAME-challenge-$CHALLENGE_ID-confirm
-   * 
+   *
    */
-  async confirmChallenge(auth: UserAndToken, cid: string, body: TalerCorebankApi.ChallengeSolve) {
-    const url = new URL(`accounts/${auth.username}/challenge/${cid}/confirm`, this.baseUrl);
+  async confirmChallenge(
+    auth: UserAndToken,
+    cid: string,
+    body: TalerCorebankApi.ChallengeSolve,
+  ) {
+    const url = new URL(
+      `accounts/${auth.username}/challenge/${cid}/confirm`,
+      this.baseUrl,
+    );
     const resp = await this.httpLib.fetch(url.href, {
       method: "POST",
       headers: {
-        Authorization: makeBearerTokenAuthHeader(auth.token)
+        Authorization: makeBearerTokenAuthHeader(auth.token),
       },
       body,
     });
     switch (resp.status) {
-      case HttpStatusCode.NoContent: return opEmptySuccess()
-      case HttpStatusCode.Unauthorized: return opKnownHttpFailure(resp.status, resp);
-      case HttpStatusCode.NotFound: return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.NoContent:
+        return opEmptySuccess(resp);
+      case HttpStatusCode.Unauthorized:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.NotFound:
+        return opKnownHttpFailure(resp.status, resp);
       case HttpStatusCode.Conflict: {
-        const body = await resp.json()
-        const details = codecForTalerErrorDetail().decode(body)
+        const body = await resp.json();
+        const details = codecForTalerErrorDetail().decode(body);
         switch (details.code) {
-          case TalerErrorCode.BANK_TAN_CHALLENGE_EXPIRED: return opKnownTalerFailure(details.code, resp);
-          case TalerErrorCode.BANK_TAN_CHALLENGE_FAILED: return opKnownTalerFailure(details.code, resp);
-          default: return opUnknownFailure(resp, body)
+          case TalerErrorCode.BANK_TAN_CHALLENGE_EXPIRED:
+            return opKnownTalerFailure(details.code, resp);
+          case TalerErrorCode.BANK_TAN_CHALLENGE_FAILED:
+            return opKnownTalerFailure(details.code, resp);
+          default:
+            return opUnknownFailure(resp, body);
         }
       }
-      case HttpStatusCode.TooManyRequests: return opKnownHttpFailure(resp.status, resp);
-      default: return opUnknownFailure(resp, await resp.text())
+      case HttpStatusCode.TooManyRequests:
+        return opKnownHttpFailure(resp.status, resp);
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
 
@@ -650,77 +903,92 @@ export class TalerCoreBankHttpClient {
 
   /**
    * https://docs.taler.net/core/api-corebank.html#get--monitor
-   * 
+   *
    */
-  async getMonitor(auth: AccessToken, params: { timeframe?: TalerCorebankApi.MonitorTimeframeParam, which?: number } = {}) {
+  async getMonitor(
+    auth: AccessToken,
+    params: {
+      timeframe?: TalerCorebankApi.MonitorTimeframeParam;
+      which?: number;
+    } = {},
+  ) {
     const url = new URL(`monitor`, this.baseUrl);
     if (params.timeframe) {
-      url.searchParams.set("timeframe", TalerCorebankApi.MonitorTimeframeParam[params.timeframe])
+      url.searchParams.set(
+        "timeframe",
+        TalerCorebankApi.MonitorTimeframeParam[params.timeframe],
+      );
     }
     if (params.which) {
-      url.searchParams.set("which", String(params.which))
+      url.searchParams.set("which", String(params.which));
     }
     const resp = await this.httpLib.fetch(url.href, {
       method: "GET",
       headers: {
-        Authorization: makeBearerTokenAuthHeader(auth)
+        Authorization: makeBearerTokenAuthHeader(auth),
       },
     });
     switch (resp.status) {
-      case HttpStatusCode.Ok: return opSuccess(resp, codecForMonitorResponse())
-      case HttpStatusCode.BadRequest: return opKnownHttpFailure(resp.status, resp);
-      case HttpStatusCode.Unauthorized: return opKnownHttpFailure(resp.status, resp);
-      default: return opUnknownFailure(resp, await resp.text())
+      case HttpStatusCode.Ok:
+        return opSuccess(resp, codecForMonitorResponse());
+      case HttpStatusCode.BadRequest:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.Unauthorized:
+        return opKnownHttpFailure(resp.status, resp);
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
 
-
   //
   // Others API
   //
 
   /**
    * https://docs.taler.net/core/api-corebank.html#taler-bank-integration-api
-   * 
+   *
    */
   getIntegrationAPI(): TalerBankIntegrationHttpClient {
     const url = new URL(`taler-integration/`, this.baseUrl);
-    return new TalerBankIntegrationHttpClient(url.href, this.httpLib)
+    return new TalerBankIntegrationHttpClient(url.href, this.httpLib);
   }
 
   /**
    * https://docs.taler.net/core/api-corebank.html#taler-bank-integration-api
-   * 
+   *
    */
   getWireGatewayAPI(username: string): TalerWireGatewayHttpClient {
-    const url = new URL(`accounts/${username}/taler-wire-gateway/`, this.baseUrl);
-    return new TalerWireGatewayHttpClient(url.href, username, this.httpLib)
+    const url = new URL(
+      `accounts/${username}/taler-wire-gateway/`,
+      this.baseUrl,
+    );
+    return new TalerWireGatewayHttpClient(url.href, username, this.httpLib);
   }
 
   /**
-  * https://docs.taler.net/core/api-corebank.html#taler-bank-integration-api
-  * 
-  */
+   * https://docs.taler.net/core/api-corebank.html#taler-bank-integration-api
+   *
+   */
   getRevenueAPI(username: string): TalerRevenueHttpClient {
     const url = new URL(`accounts/${username}/taler-revenue/`, this.baseUrl);
-    return new TalerRevenueHttpClient(url.href, username, this.httpLib,)
+    return new TalerRevenueHttpClient(url.href, username, this.httpLib);
   }
 
   /**
    * https://docs.taler.net/core/api-corebank.html#post--accounts-$USERNAME-token
-  * 
-  */
+   *
+   */
   getAuthenticationAPI(username: string): TalerAuthenticationHttpClient {
     const url = new URL(`accounts/${username}/`, this.baseUrl);
-    return new TalerAuthenticationHttpClient(url.href, username, this.httpLib,)
+    return new TalerAuthenticationHttpClient(url.href, username, this.httpLib);
   }
 
   /**
    * https://docs.taler.net/core/api-corebank.html#post--accounts-$USERNAME-token
-  * 
-  */
+   *
+   */
   getConversionInfoAPI(): TalerBankConversionHttpClient {
     const url = new URL(`conversion-info/`, this.baseUrl);
-    return new TalerBankConversionHttpClient(url.href, this.httpLib)
+    return new TalerBankConversionHttpClient(url.href, this.httpLib);
   }
 }
diff --git a/packages/taler-util/src/http-client/bank-integration.ts b/packages/taler-util/src/http-client/bank-integration.ts
index 2264b65bf..938249daf 100644
--- a/packages/taler-util/src/http-client/bank-integration.ts
+++ b/packages/taler-util/src/http-client/bank-integration.ts
@@ -1,8 +1,32 @@
-import { HttpRequestLibrary, readSuccessResponseJsonOrThrow } from "../http-common.js";
+/*
+ This file is part of GNU Taler
+ (C) 2022-2024 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
+ Foundation; either version 3, or (at your option) any later version.
+
+ GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License along with
+ GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+import { HttpRequestLibrary } from "../http-common.js";
 import { HttpStatusCode } from "../http-status-codes.js";
 import { createPlatformHttpLib } from "../http.js";
 import { LibtoolVersion } from "../libtool-version.js";
-import { FailCasesByMethod, ResultByMethod, opEmptySuccess, opKnownHttpFailure, opKnownTalerFailure, opSuccess, opUnknownFailure } from "../operation.js";
+import {
+  FailCasesByMethod,
+  ResultByMethod,
+  opEmptySuccess,
+  opKnownHttpFailure,
+  opKnownTalerFailure,
+  opSuccess,
+  opUnknownFailure,
+} from "../operation.js";
 import { TalerErrorCode } from "../taler-error-codes.js";
 import { codecForTalerErrorDetail } from "../wallet-types.js";
 import {
@@ -11,12 +35,16 @@ import {
   WithdrawalOperationStatus,
   codecForBankWithdrawalOperationPostResponse,
   codecForBankWithdrawalOperationStatus,
-  codecForIntegrationBankConfig
+  codecForIntegrationBankConfig,
 } from "./types.js";
 import { addLongPollingParam } from "./utils.js";
 
-export type TalerBankIntegrationResultByMethod<prop extends keyof TalerBankIntegrationHttpClient> = ResultByMethod<TalerBankIntegrationHttpClient, prop>
-export type TalerBankIntegrationErrorsByMethod<prop extends keyof TalerBankIntegrationHttpClient> = FailCasesByMethod<TalerBankIntegrationHttpClient, prop>
+export type TalerBankIntegrationResultByMethod<
+  prop extends keyof TalerBankIntegrationHttpClient,
+> = ResultByMethod<TalerBankIntegrationHttpClient, prop>;
+export type TalerBankIntegrationErrorsByMethod<
+  prop extends keyof TalerBankIntegrationHttpClient,
+> = FailCasesByMethod<TalerBankIntegrationHttpClient, prop>;
 
 /**
  * The API is used by the wallets.
@@ -34,78 +62,100 @@ export class TalerBankIntegrationHttpClient {
   }
 
   isCompatible(version: string): boolean {
-    const compare = LibtoolVersion.compare(this.PROTOCOL_VERSION, version)
-    return compare?.compatible ?? false
+    const compare = LibtoolVersion.compare(this.PROTOCOL_VERSION, version);
+    return compare?.compatible ?? false;
   }
 
   /**
    * https://docs.taler.net/core/api-bank-integration.html#get--config
-   * 
+   *
    */
   async getConfig() {
     const url = new URL(`config`, this.baseUrl);
     const resp = await this.httpLib.fetch(url.href, {
-      method: "GET"
+      method: "GET",
     });
     switch (resp.status) {
-      case HttpStatusCode.Ok: return opSuccess(resp, codecForIntegrationBankConfig())
-      default: return opUnknownFailure(resp, await resp.text())
+      case HttpStatusCode.Ok:
+        return opSuccess(resp, codecForIntegrationBankConfig());
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
 
   /**
    * https://docs.taler.net/core/api-bank-integration.html#get--withdrawal-operation-$WITHDRAWAL_ID
-   * 
+   *
    */
-  async getWithdrawalOperationById(woid: string, params?: {
-    old_state?: WithdrawalOperationStatus
-  } & LongPollParams) {
+  async getWithdrawalOperationById(
+    woid: string,
+    params?: {
+      old_state?: WithdrawalOperationStatus;
+    } & LongPollParams,
+  ) {
     const url = new URL(`withdrawal-operation/${woid}`, this.baseUrl);
-    addLongPollingParam(url, params)
+    addLongPollingParam(url, params);
     if (params) {
-      url.searchParams.set("old_state", !params.old_state ? "pending" : params.old_state)
+      url.searchParams.set(
+        "old_state",
+        !params.old_state ? "pending" : params.old_state,
+      );
     }
     const resp = await this.httpLib.fetch(url.href, {
-      method: "GET"
+      method: "GET",
     });
     switch (resp.status) {
-      case HttpStatusCode.Ok: return opSuccess(resp, codecForBankWithdrawalOperationStatus())
-      case HttpStatusCode.NotFound: return opKnownHttpFailure(resp.status, resp)
-      default: return opUnknownFailure(resp, await resp.text())
+      case HttpStatusCode.Ok:
+        return opSuccess(resp, codecForBankWithdrawalOperationStatus());
+      case HttpStatusCode.NotFound:
+        return opKnownHttpFailure(resp.status, resp);
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
 
   /**
    * https://docs.taler.net/core/api-bank-integration.html#post-$BANK_API_BASE_URL-withdrawal-operation-$wopid
-   * 
+   *
    */
-  async completeWithdrawalOperationById(woid: string, body: TalerBankIntegrationApi.BankWithdrawalOperationPostRequest) {
+  async completeWithdrawalOperationById(
+    woid: string,
+    body: TalerBankIntegrationApi.BankWithdrawalOperationPostRequest,
+  ) {
     const url = new URL(`withdrawal-operation/${woid}`, this.baseUrl);
     const resp = await this.httpLib.fetch(url.href, {
       method: "POST",
       body,
     });
     switch (resp.status) {
-      case HttpStatusCode.Ok: return opSuccess(resp, codecForBankWithdrawalOperationPostResponse())
-      case HttpStatusCode.NotFound: return opKnownHttpFailure(resp.status, resp)
+      case HttpStatusCode.Ok:
+        return opSuccess(resp, codecForBankWithdrawalOperationPostResponse());
+      case HttpStatusCode.NotFound:
+        return opKnownHttpFailure(resp.status, resp);
       case HttpStatusCode.Conflict: {
-        const body = await resp.json()
-        const details = codecForTalerErrorDetail().decode(body)
+        const body = await resp.json();
+        const details = codecForTalerErrorDetail().decode(body);
         switch (details.code) {
-          case TalerErrorCode.BANK_WITHDRAWAL_OPERATION_RESERVE_SELECTION_CONFLICT: return opKnownTalerFailure(details.code, resp);
-          case TalerErrorCode.BANK_DUPLICATE_RESERVE_PUB_SUBJECT: return opKnownTalerFailure(details.code, resp);
-          case TalerErrorCode.BANK_UNKNOWN_ACCOUNT: return opKnownTalerFailure(details.code, resp);
-          case TalerErrorCode.BANK_ACCOUNT_IS_NOT_EXCHANGE: return opKnownTalerFailure(details.code, resp);
-          default: return opUnknownFailure(resp, body)
+          case TalerErrorCode.BANK_WITHDRAWAL_OPERATION_RESERVE_SELECTION_CONFLICT:
+            return opKnownTalerFailure(details.code, resp);
+          case TalerErrorCode.BANK_DUPLICATE_RESERVE_PUB_SUBJECT:
+            return opKnownTalerFailure(details.code, resp);
+          case TalerErrorCode.BANK_UNKNOWN_ACCOUNT:
+            return opKnownTalerFailure(details.code, resp);
+          case TalerErrorCode.BANK_ACCOUNT_IS_NOT_EXCHANGE:
+            return opKnownTalerFailure(details.code, resp);
+          default:
+            return opUnknownFailure(resp, body);
         }
       }
-      default: return opUnknownFailure(resp, await resp.text())
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
 
   /**
    * https://docs.taler.net/core/api-bank-integration.html#post-$BANK_API_BASE_URL-withdrawal-operation-$wopid
-   * 
+   *
    */
   async abortWithdrawalOperationById(woid: string) {
     const url = new URL(`withdrawal-operation/${woid}/abort`, this.baseUrl);
@@ -113,11 +163,14 @@ export class TalerBankIntegrationHttpClient {
       method: "POST",
     });
     switch (resp.status) {
-      case HttpStatusCode.NoContent: return opEmptySuccess()
-      case HttpStatusCode.NotFound: return opKnownHttpFailure(resp.status, resp)
-      case HttpStatusCode.Conflict: return opKnownHttpFailure(resp.status, resp);
-      default: return opUnknownFailure(resp, await resp.text())
+      case HttpStatusCode.NoContent:
+        return opEmptySuccess(resp);
+      case HttpStatusCode.NotFound:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.Conflict:
+        return opKnownHttpFailure(resp.status, resp);
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
 }
-
diff --git a/packages/taler-util/src/http-client/bank-revenue.ts b/packages/taler-util/src/http-client/bank-revenue.ts
index 9dfcc4f64..fb90f9c1c 100644
--- a/packages/taler-util/src/http-client/bank-revenue.ts
+++ b/packages/taler-util/src/http-client/bank-revenue.ts
@@ -1,15 +1,45 @@
-import { HttpRequestLibrary, makeBasicAuthHeader, readSuccessResponseJsonOrThrow } from "../http-common.js";
+/*
+ This file is part of GNU Taler
+ (C) 2022-2024 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
+ Foundation; either version 3, or (at your option) any later version.
+
+ GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License along with
+ GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+import { HttpRequestLibrary, makeBasicAuthHeader } from "../http-common.js";
 import { HttpStatusCode } from "../http-status-codes.js";
 import { createPlatformHttpLib } from "../http.js";
-import { FailCasesByMethod, ResultByMethod, opKnownHttpFailure, opSuccess, opUnknownFailure } from "../operation.js";
-import { LongPollParams, PaginationParams, TalerRevenueApi, codecForMerchantIncomingHistory } from "./types.js";
+import {
+  FailCasesByMethod,
+  ResultByMethod,
+  opKnownHttpFailure,
+  opSuccess,
+  opUnknownFailure,
+} from "../operation.js";
+import {
+  LongPollParams,
+  PaginationParams,
+  codecForMerchantIncomingHistory,
+} from "./types.js";
 import { addLongPollingParam, addPaginationParams } from "./utils.js";
 
-export type TalerBankRevenueResultByMethod<prop extends keyof TalerRevenueHttpClient> = ResultByMethod<TalerRevenueHttpClient, prop>
-export type TalerBankRevenueErrorsByMethod<prop extends keyof TalerRevenueHttpClient> = FailCasesByMethod<TalerRevenueHttpClient, prop>
+export type TalerBankRevenueResultByMethod<
+  prop extends keyof TalerRevenueHttpClient,
+> = ResultByMethod<TalerRevenueHttpClient, prop>;
+export type TalerBankRevenueErrorsByMethod<
+  prop extends keyof TalerRevenueHttpClient,
+> = FailCasesByMethod<TalerRevenueHttpClient, prop>;
 
 /**
- * The API is used by the merchant (or other parties) to query 
+ * The API is used by the merchant (or other parties) to query
  * for incoming transactions to their account.
  */
 export class TalerRevenueHttpClient {
@@ -30,7 +60,7 @@ export class TalerRevenueHttpClient {
 
   // /**
   //  * https://docs.taler.net/core/api-corebank.html#config
-  //  * 
+  //  *
   //  */
   // async getConfig() {
   //   const url = new URL(`config`, this.baseUrl);
@@ -43,28 +73,32 @@ export class TalerRevenueHttpClient {
   //   }
   // }
 
-
   /**
    * https://docs.taler.net/core/api-bank-revenue.html#get--history
-   * 
-   * @returns 
+   *
+   * @returns
    */
   async getHistory(auth: string, params?: PaginationParams & LongPollParams) {
     const url = new URL(`history`, this.baseUrl);
-    addPaginationParams(url, params)
-    addLongPollingParam(url, params)
+    addPaginationParams(url, params);
+    addLongPollingParam(url, params);
     const resp = await this.httpLib.fetch(url.href, {
       method: "GET",
       headers: {
         Authorization: makeBasicAuthHeader(this.username, auth),
-      }
+      },
     });
     switch (resp.status) {
-      case HttpStatusCode.Ok: return opSuccess(resp, codecForMerchantIncomingHistory())
-      case HttpStatusCode.BadRequest: return opKnownHttpFailure(resp.status, resp);
-      case HttpStatusCode.Unauthorized: return opKnownHttpFailure(resp.status, resp);
-      case HttpStatusCode.NotFound: return opKnownHttpFailure(resp.status, resp);
-      default: return opUnknownFailure(resp, await resp.text())
+      case HttpStatusCode.Ok:
+        return opSuccess(resp, codecForMerchantIncomingHistory());
+      case HttpStatusCode.BadRequest:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.Unauthorized:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.NotFound:
+        return opKnownHttpFailure(resp.status, resp);
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
-}
\ No newline at end of file
+}
diff --git a/packages/taler-util/src/http-client/bank-wire.ts b/packages/taler-util/src/http-client/bank-wire.ts
index 90c3aeae5..ba68d26ef 100644
--- a/packages/taler-util/src/http-client/bank-wire.ts
+++ b/packages/taler-util/src/http-client/bank-wire.ts
@@ -1,18 +1,53 @@
+/*
+ This file is part of GNU Taler
+ (C) 2022-2024 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
+ Foundation; either version 3, or (at your option) any later version.
+
+ GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License along with
+ GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 import { HttpRequestLibrary, makeBasicAuthHeader } from "../http-common.js";
 import { HttpStatusCode } from "../http-status-codes.js";
 import { createPlatformHttpLib } from "../http.js";
-import { FailCasesByMethod, ResultByMethod, opFixedSuccess, opKnownHttpFailure, opSuccess, opUnknownFailure } from "../operation.js";
-import { LongPollParams, PaginationParams, TalerWireGatewayApi, codecForAddIncomingResponse, codecForIncomingHistory, codecForOutgoingHistory, codecForTransferResponse } from "./types.js";
+import {
+  FailCasesByMethod,
+  ResultByMethod,
+  opFixedSuccess,
+  opKnownHttpFailure,
+  opSuccess,
+  opUnknownFailure,
+} from "../operation.js";
+import {
+  LongPollParams,
+  PaginationParams,
+  TalerWireGatewayApi,
+  codecForAddIncomingResponse,
+  codecForIncomingHistory,
+  codecForOutgoingHistory,
+  codecForTransferResponse,
+} from "./types.js";
 import { addLongPollingParam, addPaginationParams } from "./utils.js";
 
-export type TalerWireGatewayResultByMethod<prop extends keyof TalerWireGatewayHttpClient> = ResultByMethod<TalerWireGatewayHttpClient, prop>
-export type TalerWireGatewayErrorsByMethod<prop extends keyof TalerWireGatewayHttpClient> = FailCasesByMethod<TalerWireGatewayHttpClient, prop>
+export type TalerWireGatewayResultByMethod<
+  prop extends keyof TalerWireGatewayHttpClient,
+> = ResultByMethod<TalerWireGatewayHttpClient, prop>;
+export type TalerWireGatewayErrorsByMethod<
+  prop extends keyof TalerWireGatewayHttpClient,
+> = FailCasesByMethod<TalerWireGatewayHttpClient, prop>;
 
 /**
- * The API is used by the exchange to trigger transactions and query 
- * incoming transactions, as well as by the auditor to query incoming 
+ * The API is used by the exchange to trigger transactions and query
+ * incoming transactions, as well as by the auditor to query incoming
  * and outgoing transactions.
- * 
+ *
  * https://docs.taler.net/core/api-bank-wire.html
  */
 export class TalerWireGatewayHttpClient {
@@ -33,7 +68,7 @@ export class TalerWireGatewayHttpClient {
 
   // /**
   //  * https://docs.taler.net/core/api-corebank.html#config
-  //  * 
+  //  *
   //  */
   // async getConfig() {
   //   const url = new URL(`config`, this.baseUrl);
@@ -46,110 +81,146 @@ export class TalerWireGatewayHttpClient {
   //   }
   // }
 
-
   /**
    * https://docs.taler.net/core/api-bank-wire.html#post--transfer
-   * 
+   *
    */
-  async transfer(auth: string, body: TalerWireGatewayApi.TransferRequest,
-  ) {
+  async transfer(auth: string, body: TalerWireGatewayApi.TransferRequest) {
     const url = new URL(`transfer`, this.baseUrl);
     const resp = await this.httpLib.fetch(url.href, {
       method: "POST",
       headers: {
         Authorization: makeBasicAuthHeader(this.username, auth),
       },
-      body
+      body,
     });
     switch (resp.status) {
-      case HttpStatusCode.Ok: return opSuccess(resp, codecForTransferResponse())
+      case HttpStatusCode.Ok:
+        return opSuccess(resp, codecForTransferResponse());
       //FIXME: show more details in docs
-      case HttpStatusCode.BadRequest: return opKnownHttpFailure(resp.status, resp);
-      case HttpStatusCode.Unauthorized: return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.BadRequest:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.Unauthorized:
+        return opKnownHttpFailure(resp.status, resp);
       //FIXME: show more details in docs
-      case HttpStatusCode.NotFound: return opKnownHttpFailure(resp.status, resp);
-      case HttpStatusCode.Conflict: return opKnownHttpFailure(resp.status, resp);
-      default: return opUnknownFailure(resp, await resp.text())
+      case HttpStatusCode.NotFound:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.Conflict:
+        return opKnownHttpFailure(resp.status, resp);
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
 
   /**
    * https://docs.taler.net/core/api-bank-wire.html#get--history-incoming
-   * 
+   *
    */
-  async getHistoryIncoming(auth: string, params?: PaginationParams & LongPollParams) {
+  async getHistoryIncoming(
+    auth: string,
+    params?: PaginationParams & LongPollParams,
+  ) {
     const url = new URL(`history/incoming`, this.baseUrl);
-    addPaginationParams(url, params)
-    addLongPollingParam(url, params)
+    addPaginationParams(url, params);
+    addLongPollingParam(url, params);
     const resp = await this.httpLib.fetch(url.href, {
       method: "GET",
       headers: {
         Authorization: makeBasicAuthHeader(this.username, auth),
-      }
+      },
     });
     switch (resp.status) {
-      case HttpStatusCode.Ok: return opSuccess(resp, codecForIncomingHistory())
+      case HttpStatusCode.Ok:
+        return opSuccess(resp, codecForIncomingHistory());
       //FIXME: account should not be returned or make it optional
-      case HttpStatusCode.NoContent: return opFixedSuccess({ incoming_transactions: [], credit_account: undefined })
+      case HttpStatusCode.NoContent:
+        return opFixedSuccess(resp, {
+          incoming_transactions: [],
+          credit_account: undefined,
+        });
       //FIXME: show more details in docs
-      case HttpStatusCode.BadRequest: return opKnownHttpFailure(resp.status, resp);
-      case HttpStatusCode.Unauthorized: return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.BadRequest:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.Unauthorized:
+        return opKnownHttpFailure(resp.status, resp);
       //FIXME: show more details in docs
-      case HttpStatusCode.NotFound: return opKnownHttpFailure(resp.status, resp);
-      default: return opUnknownFailure(resp, await resp.text())
+      case HttpStatusCode.NotFound:
+        return opKnownHttpFailure(resp.status, resp);
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
 
   /**
    * https://docs.taler.net/core/api-bank-wire.html#get--history-outgoing
-   * 
+   *
    */
-  async getHistoryOutgoing(auth: string, params?: PaginationParams & LongPollParams) {
+  async getHistoryOutgoing(
+    auth: string,
+    params?: PaginationParams & LongPollParams,
+  ) {
     const url = new URL(`history/outgoing`, this.baseUrl);
-    addPaginationParams(url, params)
-    addLongPollingParam(url, params)
+    addPaginationParams(url, params);
+    addLongPollingParam(url, params);
     const resp = await this.httpLib.fetch(url.href, {
       method: "GET",
       headers: {
         Authorization: makeBasicAuthHeader(this.username, auth),
-      }
+      },
     });
     switch (resp.status) {
-      case HttpStatusCode.Ok: return opSuccess(resp, codecForOutgoingHistory())
+      case HttpStatusCode.Ok:
+        return opSuccess(resp, codecForOutgoingHistory());
       //FIXME: account should not be returned or make it optional
-      case HttpStatusCode.NoContent: return opFixedSuccess({ outgoing_transactions: [], debit_account: undefined })
+      case HttpStatusCode.NoContent:
+        return opFixedSuccess(resp, {
+          outgoing_transactions: [],
+          debit_account: undefined,
+        });
       //FIXME: show more details in docs
-      case HttpStatusCode.BadRequest: return opKnownHttpFailure(resp.status, resp);
-      case HttpStatusCode.Unauthorized: return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.BadRequest:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.Unauthorized:
+        return opKnownHttpFailure(resp.status, resp);
       //FIXME: show more details in docs
-      case HttpStatusCode.NotFound: return opKnownHttpFailure(resp.status, resp);
-      default: return opUnknownFailure(resp, await resp.text())
+      case HttpStatusCode.NotFound:
+        return opKnownHttpFailure(resp.status, resp);
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
 
   /**
    * https://docs.taler.net/core/api-bank-wire.html#post--admin-add-incoming
-   * 
+   *
    */
-  async addIncoming(auth: string, body: TalerWireGatewayApi.AddIncomingRequest,) {
+  async addIncoming(
+    auth: string,
+    body: TalerWireGatewayApi.AddIncomingRequest,
+  ) {
     const url = new URL(`admin/add-incoming`, this.baseUrl);
     const resp = await this.httpLib.fetch(url.href, {
       method: "POST",
       headers: {
         Authorization: makeBasicAuthHeader(this.username, auth),
       },
-      body
+      body,
     });
     switch (resp.status) {
-      case HttpStatusCode.Ok: return opSuccess(resp, codecForAddIncomingResponse())
+      case HttpStatusCode.Ok:
+        return opSuccess(resp, codecForAddIncomingResponse());
       //FIXME: show more details in docs
-      case HttpStatusCode.BadRequest: return opKnownHttpFailure(resp.status, resp);
-      case HttpStatusCode.Unauthorized: return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.BadRequest:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.Unauthorized:
+        return opKnownHttpFailure(resp.status, resp);
       //FIXME: show more details in docs
-      case HttpStatusCode.NotFound: return opKnownHttpFailure(resp.status, resp);
-      case HttpStatusCode.Conflict: return opKnownHttpFailure(resp.status, resp);
-      default: return opUnknownFailure(resp, await resp.text())
+      case HttpStatusCode.NotFound:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.Conflict:
+        return opKnownHttpFailure(resp.status, resp);
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
 }
-
diff --git a/packages/taler-util/src/http-client/exchange.ts b/packages/taler-util/src/http-client/exchange.ts
index ef2043f40..726c28204 100644
--- a/packages/taler-util/src/http-client/exchange.ts
+++ b/packages/taler-util/src/http-client/exchange.ts
@@ -3,13 +3,43 @@ import { HttpStatusCode } from "../http-status-codes.js";
 import { createPlatformHttpLib } from "../http.js";
 import { LibtoolVersion } from "../libtool-version.js";
 import { hash } from "../nacl-fast.js";
-import { FailCasesByMethod, ResultByMethod, opEmptySuccess, opFixedSuccess, opKnownHttpFailure, opSuccess, opUnknownFailure } from "../operation.js";
-import { TalerSignaturePurpose, amountToBuffer, bufferForUint32, buildSigPS, decodeCrock, eddsaSign, encodeCrock, stringToBytes, timestampRoundedToBuffer } from "../taler-crypto.js";
-import { OfficerAccount, PaginationParams, SigningKey, TalerExchangeApi, codecForAmlDecisionDetails, codecForAmlRecords, codecForExchangeConfig } from "./types.js";
+import {
+  FailCasesByMethod,
+  ResultByMethod,
+  opEmptySuccess,
+  opFixedSuccess,
+  opKnownHttpFailure,
+  opSuccess,
+  opUnknownFailure,
+} from "../operation.js";
+import {
+  TalerSignaturePurpose,
+  amountToBuffer,
+  bufferForUint32,
+  buildSigPS,
+  decodeCrock,
+  eddsaSign,
+  encodeCrock,
+  stringToBytes,
+  timestampRoundedToBuffer,
+} from "../taler-crypto.js";
+import {
+  OfficerAccount,
+  PaginationParams,
+  SigningKey,
+  TalerExchangeApi,
+  codecForAmlDecisionDetails,
+  codecForAmlRecords,
+  codecForExchangeConfig,
+} from "./types.js";
 import { addPaginationParams } from "./utils.js";
 
-export type TalerExchangeResultByMethod<prop extends keyof TalerExchangeHttpClient> = ResultByMethod<TalerExchangeHttpClient, prop>
-export type TalerExchangeErrorsByMethod<prop extends keyof TalerExchangeHttpClient> = FailCasesByMethod<TalerExchangeHttpClient, prop>
+export type TalerExchangeResultByMethod<
+  prop extends keyof TalerExchangeHttpClient,
+> = ResultByMethod<TalerExchangeHttpClient, prop>;
+export type TalerExchangeErrorsByMethod<
+  prop extends keyof TalerExchangeHttpClient,
+> = FailCasesByMethod<TalerExchangeHttpClient, prop>;
 
 /**
  */
@@ -25,61 +55,76 @@ export class TalerExchangeHttpClient {
   }
 
   isCompatible(version: string): boolean {
-    const compare = LibtoolVersion.compare(this.PROTOCOL_VERSION, version)
-    return compare?.compatible ?? false
+    const compare = LibtoolVersion.compare(this.PROTOCOL_VERSION, version);
+    return compare?.compatible ?? false;
   }
   /**
    * https://docs.taler.net/core/api-merchant.html#get--config
-   * 
+   *
    */
   async getConfig() {
     const url = new URL(`config`, this.baseUrl);
     const resp = await this.httpLib.fetch(url.href, {
-      method: "GET"
+      method: "GET",
     });
     switch (resp.status) {
-      case HttpStatusCode.Ok: return opSuccess(resp, codecForExchangeConfig())
-      default: return opUnknownFailure(resp, await resp.text())
+      case HttpStatusCode.Ok:
+        return opSuccess(resp, codecForExchangeConfig());
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
 
   // TERMS
 
-
   //
   // AML operations
   //
 
   /**
    * https://docs.taler.net/core/api-exchange.html#get--aml-$OFFICER_PUB-decisions-$STATE
-   * 
+   *
    */
-  async getDecisionsByState(auth: OfficerAccount, state: TalerExchangeApi.AmlState, pagination?: PaginationParams) {
-    const url = new URL(`aml/${auth.id}/decisions/${TalerExchangeApi.AmlState[state]}`, this.baseUrl);
-    addPaginationParams(url, pagination)
+  async getDecisionsByState(
+    auth: OfficerAccount,
+    state: TalerExchangeApi.AmlState,
+    pagination?: PaginationParams,
+  ) {
+    const url = new URL(
+      `aml/${auth.id}/decisions/${TalerExchangeApi.AmlState[state]}`,
+      this.baseUrl,
+    );
+    addPaginationParams(url, pagination);
 
     const resp = await this.httpLib.fetch(url.href, {
       method: "GET",
       headers: {
-        "Taler-AML-Officer-Signature": buildQuerySignature(auth.signingKey)
-      }
+        "Taler-AML-Officer-Signature": buildQuerySignature(auth.signingKey),
+      },
     });
 
     switch (resp.status) {
-      case HttpStatusCode.Ok: return opSuccess(resp, codecForAmlRecords())
-      case HttpStatusCode.NoContent: return opFixedSuccess({ records: [] })
+      case HttpStatusCode.Ok:
+        return opSuccess(resp, codecForAmlRecords());
+      case HttpStatusCode.NoContent:
+        return opFixedSuccess(resp, { records: [] });
       //this should be unauthorized
-      case HttpStatusCode.Forbidden: return opKnownHttpFailure(resp.status, resp);
-      case HttpStatusCode.Unauthorized: return opKnownHttpFailure(resp.status, resp);
-      case HttpStatusCode.NotFound: return opKnownHttpFailure(resp.status, resp);
-      case HttpStatusCode.Conflict: return opKnownHttpFailure(resp.status, resp);
-      default: return opUnknownFailure(resp, await resp.text())
+      case HttpStatusCode.Forbidden:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.Unauthorized:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.NotFound:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.Conflict:
+        return opKnownHttpFailure(resp.status, resp);
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
 
   /**
    * https://docs.taler.net/core/api-exchange.html#get--aml-$OFFICER_PUB-decision-$H_PAYTO
-   * 
+   *
    */
   async getDecisionDetails(auth: OfficerAccount, account: string) {
     const url = new URL(`aml/${auth.id}/decision/${account}`, this.baseUrl);
@@ -87,48 +132,62 @@ export class TalerExchangeHttpClient {
     const resp = await this.httpLib.fetch(url.href, {
       method: "GET",
       headers: {
-        "Taler-AML-Officer-Signature": buildQuerySignature(auth.signingKey)
-      }
+        "Taler-AML-Officer-Signature": buildQuerySignature(auth.signingKey),
+      },
     });
 
     switch (resp.status) {
-      case HttpStatusCode.Ok: return opSuccess(resp, codecForAmlDecisionDetails())
-      case HttpStatusCode.NoContent: return opFixedSuccess({ aml_history: [], kyc_attributes: [] })
+      case HttpStatusCode.Ok:
+        return opSuccess(resp, codecForAmlDecisionDetails());
+      case HttpStatusCode.NoContent:
+        return opFixedSuccess(resp, { aml_history: [], kyc_attributes: [] });
       //this should be unauthorized
-      case HttpStatusCode.Forbidden: return opKnownHttpFailure(resp.status, resp);
-      case HttpStatusCode.Unauthorized: return opKnownHttpFailure(resp.status, resp);
-      case HttpStatusCode.NotFound: return opKnownHttpFailure(resp.status, resp);
-      case HttpStatusCode.Conflict: return opKnownHttpFailure(resp.status, resp);
-      default: return opUnknownFailure(resp, await resp.text())
+      case HttpStatusCode.Forbidden:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.Unauthorized:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.NotFound:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.Conflict:
+        return opKnownHttpFailure(resp.status, resp);
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
 
   /**
    * https://docs.taler.net/core/api-exchange.html#post--aml-$OFFICER_PUB-decision
-   * 
+   *
    */
-  async addDecisionDetails(auth: OfficerAccount, decision: Omit<TalerExchangeApi.AmlDecision, "officer_sig">) {
+  async addDecisionDetails(
+    auth: OfficerAccount,
+    decision: Omit<TalerExchangeApi.AmlDecision, "officer_sig">,
+  ) {
     const url = new URL(`aml/${auth.id}/decision`, this.baseUrl);
 
-    const body = buildDecisionSignature(auth.signingKey, decision)
+    const body = buildDecisionSignature(auth.signingKey, decision);
     const resp = await this.httpLib.fetch(url.href, {
       method: "POST",
       body,
     });
 
     switch (resp.status) {
-      case HttpStatusCode.NoContent: return opEmptySuccess()
+      case HttpStatusCode.NoContent:
+        return opEmptySuccess(resp);
       //FIXME: this should be unauthorized
-      case HttpStatusCode.Forbidden: return opKnownHttpFailure(resp.status, resp);
-      case HttpStatusCode.Unauthorized: return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.Forbidden:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.Unauthorized:
+        return opKnownHttpFailure(resp.status, resp);
       //FIXME: this two need to be split by error code
-      case HttpStatusCode.NotFound: return opKnownHttpFailure(resp.status, resp);
-      case HttpStatusCode.Conflict: return opKnownHttpFailure(resp.status, resp);
-      default: return opUnknownFailure(resp, await resp.text())
+      case HttpStatusCode.NotFound:
+        return opKnownHttpFailure(resp.status, resp);
+      case HttpStatusCode.Conflict:
+        return opKnownHttpFailure(resp.status, resp);
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
-
-
 }
 
 function buildQuerySignature(key: SigningKey): string {
@@ -143,11 +202,11 @@ function buildDecisionSignature(
   key: SigningKey,
   decision: Omit<TalerExchangeApi.AmlDecision, "officer_sig">,
 ): TalerExchangeApi.AmlDecision {
-  const zero = new Uint8Array(new ArrayBuffer(64))
+  const zero = new Uint8Array(new ArrayBuffer(64));
 
   const sigBlob = buildSigPS(TalerSignaturePurpose.TALER_SIGNATURE_AML_DECISION)
     //TODO: new need the null terminator, also in the exchange
-    .put(hash(stringToBytes(decision.justification)))//check null
+    .put(hash(stringToBytes(decision.justification))) //check null
     .put(timestampRoundedToBuffer(decision.decision_time))
     .put(amountToBuffer(decision.new_threshold))
     .put(decodeCrock(decision.h_payto))
@@ -158,6 +217,6 @@ function buildDecisionSignature(
   const officer_sig = encodeCrock(eddsaSign(sigBlob, key));
   return {
     ...decision,
-    officer_sig
-  }
-}
\ No newline at end of file
+    officer_sig,
+  };
+}
diff --git a/packages/taler-util/src/http-client/merchant.ts b/packages/taler-util/src/http-client/merchant.ts
index f8d6a4cff..d23bdeb17 100644
--- a/packages/taler-util/src/http-client/merchant.ts
+++ b/packages/taler-util/src/http-client/merchant.ts
@@ -1,12 +1,37 @@
+/*
+ This file is part of GNU Taler
+ (C) 2022-2024 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
+ Foundation; either version 3, or (at your option) any later version.
+
+ GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License along with
+ GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 import { HttpRequestLibrary } from "../http-common.js";
 import { HttpStatusCode } from "../http-status-codes.js";
 import { createPlatformHttpLib } from "../http.js";
 import { LibtoolVersion } from "../libtool-version.js";
-import { FailCasesByMethod, ResultByMethod, opSuccess, opUnknownFailure } from "../operation.js";
+import {
+  FailCasesByMethod,
+  ResultByMethod,
+  opSuccess,
+  opUnknownFailure,
+} from "../operation.js";
 import { codecForMerchantConfig } from "./types.js";
 
-export type TalerMerchantResultByMethod<prop extends keyof TalerMerchantHttpClient> = ResultByMethod<TalerMerchantHttpClient, prop>
-export type TalerMerchantErrorsByMethod<prop extends keyof TalerMerchantHttpClient> = FailCasesByMethod<TalerMerchantHttpClient, prop>
+export type TalerMerchantResultByMethod<
+  prop extends keyof TalerMerchantHttpClient,
+> = ResultByMethod<TalerMerchantHttpClient, prop>;
+export type TalerMerchantErrorsByMethod<
+  prop extends keyof TalerMerchantHttpClient,
+> = FailCasesByMethod<TalerMerchantHttpClient, prop>;
 
 /**
  */
@@ -22,22 +47,23 @@ export class TalerMerchantHttpClient {
   }
 
   isCompatible(version: string): boolean {
-    const compare = LibtoolVersion.compare(this.PROTOCOL_VERSION, version)
-    return compare?.compatible ?? false
+    const compare = LibtoolVersion.compare(this.PROTOCOL_VERSION, version);
+    return compare?.compatible ?? false;
   }
   /**
    * https://docs.taler.net/core/api-merchant.html#get--config
-   * 
+   *
    */
   async getConfig() {
     const url = new URL(`config`, this.baseUrl);
     const resp = await this.httpLib.fetch(url.href, {
-      method: "GET"
+      method: "GET",
     });
     switch (resp.status) {
-      case HttpStatusCode.Ok: return opSuccess(resp, codecForMerchantConfig())
-      default: return opUnknownFailure(resp, await resp.text())
+      case HttpStatusCode.Ok:
+        return opSuccess(resp, codecForMerchantConfig());
+      default:
+        return opUnknownFailure(resp, await resp.text());
     }
   }
-
-}
\ No newline at end of file
+}
diff --git a/packages/taler-util/src/http-client/officer-account.ts b/packages/taler-util/src/http-client/officer-account.ts
index 2c096b651..2c1426be2 100644
--- a/packages/taler-util/src/http-client/officer-account.ts
+++ b/packages/taler-util/src/http-client/officer-account.ts
@@ -1,3 +1,19 @@
+/*
+ This file is part of GNU Taler
+ (C) 2022-2024 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
+ Foundation; either version 3, or (at your option) any later version.
+
+ GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License along with
+ GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 import {
   EncryptionNonce,
   LockedAccount,
@@ -12,7 +28,7 @@ import {
   encryptWithDerivedKey,
   getRandomBytesF,
   kdf,
-  stringToBytes
+  stringToBytes,
 } from "@gnu-taler/taler-util";
 
 /**
@@ -61,10 +77,10 @@ export async function createNewOfficerAccount(
 
   const key = stringToBytes(password);
 
-  const localRnd = getRandomBytesF(24)
-  const mergedRnd: EncryptionNonce = extraNonce ?
-    kdf(24, stringToBytes("aml-officer"), extraNonce, localRnd) :
-    localRnd;
+  const localRnd = getRandomBytesF(24);
+  const mergedRnd: EncryptionNonce = extraNonce
+    ? kdf(24, stringToBytes("aml-officer"), extraNonce, localRnd)
+    : localRnd;
 
   const protectedPrivKey = await encryptWithDerivedKey(
     mergedRnd,
diff --git a/packages/taler-util/src/operation.ts b/packages/taler-util/src/operation.ts
index 0501de726..213bfeecd 100644
--- a/packages/taler-util/src/operation.ts
+++ b/packages/taler-util/src/operation.ts
@@ -1,65 +1,137 @@
-import { HttpResponse, readSuccessResponseJsonOrThrow, readTalerErrorResponse } from "./http-common.js";
-import { Codec, HttpStatusCode, TalerError, TalerErrorCode, TalerErrorDetail } from "./index.js";
+/*
+ This file is part of GNU Taler
+ (C) 2023-2024 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
+ Foundation; either version 3, or (at your option) any later version.
+
+ GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License along with
+ GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+/**
+ * Imports.
+ */
+import {
+  HttpResponse,
+  readSuccessResponseJsonOrThrow,
+  readTalerErrorResponse,
+} from "./http-common.js";
+import {
+  Codec,
+  HttpStatusCode,
+  TalerError,
+  TalerErrorCode,
+  TalerErrorDetail,
+} from "./index.js";
 
 export type OperationResult<Body, ErrorEnum> =
   | OperationOk<Body>
   | OperationAlternative<ErrorEnum, Body>
   | OperationFail<ErrorEnum>;
 
-export function isOperationOk<T, E>(c: OperationResult<T, E>): c is OperationOk<T> {
-  return c.type === "ok"
+export function isOperationOk<T, E>(
+  c: OperationResult<T, E>,
+): c is OperationOk<T> {
+  return c.type === "ok";
 }
-export function isOperationFail<T, E>(c: OperationResult<T, E>): c is OperationFail<E> {
-  return c.type === "fail"
+
+export function isOperationFail<T, E>(
+  c: OperationResult<T, E>,
+): c is OperationFail<E> {
+  return c.type === "fail";
 }
 
 /**
  * successful operation
  */
-export interface OperationOk<T> {
-  type: "ok",
-  body: T;
+export interface OperationOk<BodyT> {
+  type: "ok";
+
+  httpResp: HttpResponse;
+
+  /**
+   * Parsed response body.
+   */
+  body: BodyT;
 }
 
 /**
  * unsuccessful operation, see details
  */
 export interface OperationFail<T> {
-  type: "fail",
-  case: T,
-  detail: TalerErrorDetail,
+  type: "fail";
+
+  httpResp: HttpResponse;
+
+  /**
+   * Error case (either HTTP status code or TalerErrorCode)
+   */
+  case: T;
+
+  detail: TalerErrorDetail;
 }
+
 /**
  * unsuccessful operation, see body
  */
 export interface OperationAlternative<T, B> {
-  type: "fail",
-  case: T,
-  body: B,
+  type: "fail";
+
+  httpResp: HttpResponse;
+
+  case: T;
+  body: B;
 }
 
-export async function opSuccess<T>(resp: HttpResponse, codec: Codec<T>): Promise<OperationOk<T>> {
-  const body = await readSuccessResponseJsonOrThrow(resp, codec)
-  return { type: "ok" as const, body }
+export async function opSuccess<T>(
+  resp: HttpResponse,
+  codec: Codec<T>,
+): Promise<OperationOk<T>> {
+  const body = await readSuccessResponseJsonOrThrow(resp, codec);
+  return { type: "ok" as const, body, httpResp: resp };
 }
-export function opFixedSuccess<T>(body: T): OperationOk<T> {
-  return { type: "ok" as const, body }
+
+/**
+ * Success case, but instead of the body we're returning a fixed response
+ * to the client.
+ */
+export function opFixedSuccess<T>(resp: HttpResponse, body: T): OperationOk<T> {
+  return { type: "ok" as const, body, httpResp: resp };
 }
-export function opEmptySuccess(): OperationOk<void> {
-  return { type: "ok" as const, body: void 0 }
+
+export function opEmptySuccess(resp: HttpResponse): OperationOk<void> {
+  return { type: "ok" as const, body: void 0, httpResp: resp };
 }
 
-export async function opKnownAlternativeFailure<T extends HttpStatusCode, B>(resp: HttpResponse, s: T, codec: Codec<B>): Promise<OperationAlternative<T, B>> {
-  const body = await readSuccessResponseJsonOrThrow(resp, codec)
-  return { type: "fail", case: s, body }
+export async function opKnownAlternativeFailure<T extends HttpStatusCode, B>(
+  resp: HttpResponse,
+  s: T,
+  codec: Codec<B>,
+): Promise<OperationAlternative<T, B>> {
+  const body = await readSuccessResponseJsonOrThrow(resp, codec);
+  return { type: "fail", case: s, body, httpResp: resp };
 }
-export async function opKnownHttpFailure<T extends HttpStatusCode>(s: T, resp: HttpResponse): Promise<OperationFail<T>> {
-  const detail = await readTalerErrorResponse(resp)
-  return { type: "fail", case: s, detail }
+
+export async function opKnownHttpFailure<T extends HttpStatusCode>(
+  s: T,
+  resp: HttpResponse,
+): Promise<OperationFail<T>> {
+  const detail = await readTalerErrorResponse(resp);
+  return { type: "fail", case: s, detail, httpResp: resp };
 }
-export async function opKnownTalerFailure<T extends TalerErrorCode>(s: T, resp: HttpResponse): Promise<OperationFail<T>> {
-  const detail = await readTalerErrorResponse(resp)
-  return { type: "fail", case: s, detail }
+
+export async function opKnownTalerFailure<T extends TalerErrorCode>(
+  s: T,
+  resp: HttpResponse,
+): Promise<OperationFail<T>> {
+  const detail = await readTalerErrorResponse(resp);
+  return { type: "fail", case: s, detail, httpResp: resp };
 }
 
 export function opUnknownFailure(resp: HttpResponse, text: string): never {
@@ -75,11 +147,18 @@ export function opUnknownFailure(resp: HttpResponse, text: string): never {
   );
 }
 
-export type ResultByMethod<TT extends object, p extends keyof TT> = TT[p] extends (...args: any[]) => infer Ret ?
-  Ret extends Promise<infer Result> ?
-  Result extends OperationResult<any, any> ? Result : never :
-  never : //api always use Promises
-  never; //error cases just for functions
-
-export type FailCasesByMethod<TT extends object, p extends keyof TT> = Exclude<ResultByMethod<TT, p>, OperationOk<any>>
+export type ResultByMethod<
+  TT extends object,
+  p extends keyof TT,
+> = TT[p] extends (...args: any[]) => infer Ret
+  ? Ret extends Promise<infer Result>
+    ? Result extends OperationResult<any, any>
+      ? Result
+      : never
+    : never //api always use Promises
+  : never; //error cases just for functions
 
+export type FailCasesByMethod<TT extends object, p extends keyof TT> = Exclude<
+  ResultByMethod<TT, p>,
+  OperationOk<any>
+>;