1 files changed, 49 insertions, 0 deletions
diff --git a/packages/taler-wallet-core/src/db.ts b/packages/taler-wallet-core/src/db.ts
index e68385267..1255e8c71 100644
--- a/packages/taler-wallet-core/src/db.ts
+++ b/packages/taler-wallet-core/src/db.ts
@@ -2769,6 +2769,24 @@ export const walletMetadataStore = {
   ),
 };
 
+export interface StoredBackupMeta {
+  name: string;
+}
+
+export interface StoredBackupData {
+  name: string;
+  data: any;
+}
+
+export const StoredBackupStores = {
+  backupMeta: describeStore(
+    "backupMeta",
+    describeContents<MetaConfigRecord>({ keyPath: "name" }),
+    {},
+  ),
+  backupData: describeStore("backupData", describeContents<any>({}), {}),
+};
+
 export interface DbDumpRecord {
   /**
    * Key, serialized with structuredEncapsulated.
@@ -2831,6 +2849,7 @@ export async function exportSingleDb(
   return new Promise((resolve, reject) => {
     const tx = myDb.transaction(Array.from(myDb.objectStoreNames));
     tx.addEventListener("complete", () => {
+      myDb.close();
       resolve(singleDbDump);
     });
     // tslint:disable-next-line:prefer-for-of
@@ -3211,6 +3230,36 @@ function onMetaDbUpgradeNeeded(
   );
 }
 
+function onStoredBackupsDbUpgradeNeeded(
+  db: IDBDatabase,
+  oldVersion: number,
+  newVersion: number,
+  upgradeTransaction: IDBTransaction,
+) {
+  upgradeFromStoreMap(
+    StoredBackupStores,
+    db,
+    oldVersion,
+    newVersion,
+    upgradeTransaction,
+  );
+}
+
+export async function openStoredBackupsDatabase(
+  idbFactory: IDBFactory,
+): Promise<DbAccess<typeof StoredBackupStores>> {
+  const backupsDbHandle = await openDatabase(
+    idbFactory,
+    TALER_WALLET_META_DB_NAME,
+    1,
+    () => {},
+    onStoredBackupsDbUpgradeNeeded,
+  );
+
+  const handle = new DbAccess(backupsDbHandle, StoredBackupStores);
+  return handle;
+}
+
 /**
  * Return a promise that resolves
  * to the taler wallet db.