From cc795f350a8827b97b792e09a031f950e84e426a Mon Sep 17 00:00:00 2001
From: Florian Dold <florian@dold.me>
Date: Mon, 14 Jun 2021 11:45:05 +0200
Subject: store ToS acceptance timestamp, remove unused backup attributes

---
 packages/taler-wallet-core/src/db.ts                       | 9 ++++++++-
 packages/taler-wallet-core/src/operations/backup/export.ts | 4 ++--
 packages/taler-wallet-core/src/operations/backup/import.ts | 6 ++++--
 packages/taler-wallet-core/src/operations/exchanges.ts     | 1 +
 4 files changed, 15 insertions(+), 5 deletions(-)

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

diff --git a/packages/taler-wallet-core/src/db.ts b/packages/taler-wallet-core/src/db.ts
index 349a40427..62b0e2283 100644
--- a/packages/taler-wallet-core/src/db.ts
+++ b/packages/taler-wallet-core/src/db.ts
@@ -570,10 +570,17 @@ export interface ExchangeDetailsRecord {
   termsOfServiceLastEtag: string | undefined;
 
   /**
-   * ETag for last terms of service download.
+   * ETag for last terms of service accepted.
    */
   termsOfServiceAcceptedEtag: string | undefined;
 
+  /**
+   * Timestamp when the ToS was accepted.
+   * 
+   * Used during backup merging.
+   */
+  termsOfServiceAcceptedTimestamp: Timestamp | undefined;
+
   wireInfo: WireInfo;
 }
 
diff --git a/packages/taler-wallet-core/src/operations/backup/export.ts b/packages/taler-wallet-core/src/operations/backup/export.ts
index 8d57ecd80..a62c26d68 100644
--- a/packages/taler-wallet-core/src/operations/backup/export.ts
+++ b/packages/taler-wallet-core/src/operations/backup/export.ts
@@ -311,8 +311,8 @@ export async function exportBackup(
             stamp_expire: x.stamp_expire,
             stamp_start: x.stamp_start,
           })),
-          tos_etag_accepted: ex.termsOfServiceAcceptedEtag,
-          tos_etag_last: ex.termsOfServiceLastEtag,
+          tos_accepted_etag: ex.termsOfServiceAcceptedEtag,
+          tos_accepted_timestamp: ex.termsOfServiceAcceptedTimestamp,
           denominations:
             backupDenominationsByExchange[ex.exchangeBaseUrl] ?? [],
           reserves: backupReservesByExchange[ex.exchangeBaseUrl] ?? [],
diff --git a/packages/taler-wallet-core/src/operations/backup/import.ts b/packages/taler-wallet-core/src/operations/backup/import.ts
index 146fd5109..b29491948 100644
--- a/packages/taler-wallet-core/src/operations/backup/import.ts
+++ b/packages/taler-wallet-core/src/operations/backup/import.ts
@@ -297,9 +297,11 @@ export async function importBackup(
           }
           await tx.exchangeDetails.put({
             exchangeBaseUrl: backupExchangeDetails.base_url,
-            termsOfServiceAcceptedEtag: backupExchangeDetails.tos_etag_accepted,
+            termsOfServiceAcceptedEtag: backupExchangeDetails.tos_accepted_etag,
             termsOfServiceText: undefined,
-            termsOfServiceLastEtag: backupExchangeDetails.tos_etag_last,
+            termsOfServiceLastEtag: undefined,
+            termsOfServiceAcceptedTimestamp:
+              backupExchangeDetails.tos_accepted_timestamp,
             wireInfo,
             currency: backupExchangeDetails.currency,
             auditors: backupExchangeDetails.auditors.map((x) => ({
diff --git a/packages/taler-wallet-core/src/operations/exchanges.ts b/packages/taler-wallet-core/src/operations/exchanges.ts
index ff85372ec..1f9a2ea6a 100644
--- a/packages/taler-wallet-core/src/operations/exchanges.ts
+++ b/packages/taler-wallet-core/src/operations/exchanges.ts
@@ -496,6 +496,7 @@ async function updateExchangeFromUrlImpl(
         termsOfServiceText: tosDownload.tosText,
         termsOfServiceAcceptedEtag: undefined,
         termsOfServiceLastEtag: tosDownload.tosEtag,
+        termsOfServiceAcceptedTimestamp: getTimestampNow(),
       };
       // FIXME: only update if pointer got updated
       r.lastError = undefined;
-- 
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