wallet-core,harness: new test, provide reason for exchange entry update conflicts

3 files changed, 28 insertions, 0 deletions

diff --git a/packages/taler-util/src/errors.ts b/packages/taler-util/src/errors.ts
index d68177e4e..6becf7963 100644
--- a/packages/taler-util/src/errors.ts
+++ b/packages/taler-util/src/errors.ts
@@ -171,6 +171,9 @@ export interface DetailsMap {
     tosStatus: string;
     currentEtag: string | undefined;
   };
+  [TalerErrorCode.WALLET_EXCHANGE_ENTRY_UPDATE_CONFLICT]: {
+    detail?: string;
+  };
 }
 
 type ErrBody<Y> = Y extends keyof DetailsMap ? DetailsMap[Y] : empty;
@@ -240,6 +243,21 @@ type TalerHttpErrorsDetails = {
 export type TalerHttpError =
   TalerHttpErrorsDetails[keyof TalerHttpErrorsDetails];
 
+/**
+ * Construct typed error details.
+ * Fills in the hint with a default based on the error code name.
+ */
+export function makeTalerErrorDetail<C extends TalerErrorCode>(
+  code: C,
+  errBody: ErrBody<C>,
+  hint?: string,
+): TalerErrorDetail {
+  if (!hint) {
+    hint = getDefaultHint(code);
+  }
+  return { code, hint, ...errBody };
+}
+
 export class TalerError<T = any> extends Error {
   errorDetail: TalerErrorDetail & T;
   cause: Error | undefined;
diff --git a/packages/taler-util/src/taler-error-codes.ts b/packages/taler-util/src/taler-error-codes.ts
index f77357407..a1b6ccc77 100644
--- a/packages/taler-util/src/taler-error-codes.ts
+++ b/packages/taler-util/src/taler-error-codes.ts
@@ -4137,6 +4137,14 @@ export enum TalerErrorCode {
 
 
   /**
+   * An exchange entry could not be updated, as the exchange's new details conflict with the new details.
+   * Returned with an HTTP status code of #MHD_HTTP_UNINITIALIZED (0).
+   * (A value of 0 indicates that the error is generated client-side).
+   */
+  WALLET_EXCHANGE_ENTRY_UPDATE_CONFLICT = 7038,
+
+
+  /**
    * We encountered a timeout with our payment backend.
    * Returned with an HTTP status code of #MHD_HTTP_GATEWAY_TIMEOUT (504).
    * (A value of 0 indicates that the error is generated client-side).
diff --git a/packages/taler-util/src/wallet-types.ts b/packages/taler-util/src/wallet-types.ts
index 82ccb4fc4..099e5c060 100644
--- a/packages/taler-util/src/wallet-types.ts
+++ b/packages/taler-util/src/wallet-types.ts
@@ -1391,6 +1391,8 @@ export interface ExchangeListItem {
    * to update the exchange info.
    */
   lastUpdateErrorInfo?: OperationErrorInfo;
+
+  unavailableReason?: TalerErrorDetail;
 }
 
 const codecForAuditorDenomSig = (): Codec<AuditorDenomSig> =>