wallet-core: safer long-polling

We now wait for some time if long-polling returns too early

1 files changed, 15 insertions, 0 deletions

diff --git a/packages/taler-wallet-core/src/common.ts b/packages/taler-wallet-core/src/common.ts
index 9d7f2e763..45351f680 100644
--- a/packages/taler-wallet-core/src/common.ts
+++ b/packages/taler-wallet-core/src/common.ts
@@ -350,6 +350,7 @@ export enum TaskRunResultType {
   Backoff = "backoff",
   Progress = "progress",
   Error = "error",
+  LongpollReturnedPending = "longpoll-returned-pending",
   ScheduleLater = "schedule-later",
 }
 
@@ -358,6 +359,7 @@ export type TaskRunResult =
   | TaskRunErrorResult
   | TaskRunBackoffResult
   | TaskRunProgressResult
+  | TaskRunLongpollReturnedPendingResult
   | TaskRunScheduleLaterResult;
 
 export namespace TaskRunResult {
@@ -396,6 +398,15 @@ export namespace TaskRunResult {
       runAt,
     };
   }
+  /**
+   * Longpolling returned, but what we're waiting for
+   * is still pending on the other side.
+   */
+  export function longpollReturnedPending(): TaskRunLongpollReturnedPendingResult {
+    return {
+      type: TaskRunResultType.LongpollReturnedPending,
+    };
+  }
 }
 
 export interface TaskRunFinishedResult {
@@ -415,6 +426,10 @@ export interface TaskRunScheduleLaterResult {
   runAt: AbsoluteTime;
 }
 
+export interface TaskRunLongpollReturnedPendingResult {
+  type: TaskRunResultType.LongpollReturnedPending;
+}
+
 export interface TaskRunErrorResult {
   type: TaskRunResultType.Error;
   errorDetail: TalerErrorDetail;