From 09b5bfe0db8271c0c7531e22e3123d7e29e2bb1e Mon Sep 17 00:00:00 2001
From: Florian Dold <florian.dold@gmail.com>
Date: Thu, 3 Sep 2020 17:29:09 +0530
Subject: towards auto-refresh

---
 packages/taler-wallet-core/src/types/dbTypes.ts |  8 ++++++++
 packages/taler-wallet-core/src/types/pending.ts | 11 +++++++++++
 2 files changed, 19 insertions(+)

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

diff --git a/packages/taler-wallet-core/src/types/dbTypes.ts b/packages/taler-wallet-core/src/types/dbTypes.ts
index 801bb4492..30a562822 100644
--- a/packages/taler-wallet-core/src/types/dbTypes.ts
+++ b/packages/taler-wallet-core/src/types/dbTypes.ts
@@ -648,6 +648,14 @@ export interface ExchangeRecord {
    * Retry status for fetching updated information about the exchange.
    */
   retryInfo: RetryInfo;
+
+  /**
+   * Next time that we should check if coins need to be refreshed.
+   * 
+   * Updated whenever the exchange's denominations are updated or when
+   * the refresh check has been done.
+   */
+  nextRefreshCheck?: Timestamp;
 }
 
 
diff --git a/packages/taler-wallet-core/src/types/pending.ts b/packages/taler-wallet-core/src/types/pending.ts
index 69613becb..d07754fe9 100644
--- a/packages/taler-wallet-core/src/types/pending.ts
+++ b/packages/taler-wallet-core/src/types/pending.ts
@@ -28,6 +28,7 @@ import { Timestamp, Duration } from "../util/time";
 export enum PendingOperationType {
   Bug = "bug",
   ExchangeUpdate = "exchange-update",
+  ExchangeCheckRefresh = "exchange-check-refresh",
   Pay = "pay",
   ProposalChoice = "proposal-choice",
   ProposalDownload = "proposal-download",
@@ -47,6 +48,7 @@ export type PendingOperationInfo = PendingOperationInfoCommon &
   (
     | PendingBugOperation
     | PendingExchangeUpdateOperation
+    | PendingExchangeCheckRefreshOperation
     | PendingPayOperation
     | PendingProposalChoiceOperation
     | PendingProposalDownloadOperation
@@ -70,6 +72,15 @@ export interface PendingExchangeUpdateOperation {
   lastError: TalerErrorDetails | undefined;
 }
 
+/**
+ * The wallet should check whether coins from this exchange
+ * need to be auto-refreshed.
+ */
+export interface PendingExchangeCheckRefreshOperation {
+  type: PendingOperationType.ExchangeCheckRefresh;
+  exchangeBaseUrl: string;
+}
+
 /**
  * Some interal error happened in the wallet.  This pending operation
  * should *only* be reported for problems in the wallet, not when
-- 
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