Add Supa account and search changes

2026-05-22 18:10:22 +02:00
parent 3a19865b2e
commit 51289f1266
374 changed files with 54061 additions and 5013 deletions
@@ -0,0 +1,77 @@
+/*
+ * Copyright (c) 2024-2026 Fabian Freund.
+ *
+ * This file is part of WebLibre
+ * (see https://weblibre.eu).
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+import 'dart:typed_data';
+
+import 'package:search_client/search_client.dart';
+import 'package:weblibre/features/user/data/database/daos/search_tokens.dart';
+
+/// Drift-backed [TokenStash]. The optional [issuerKeyVersion] is only used
+/// by [add], and only the issuance controller is supposed to call that.
+/// Read-only consumers (the search session: reserve / commit / release /
+/// count / clear) can leave it null; calling [add] on a stash constructed
+/// without a key version is a programmer error and throws.
+class DriftTokenStash implements TokenStash {
+  final SearchTokensDao dao;
+  final String? issuerKeyVersion;
+
+  DriftTokenStash(this.dao, {this.issuerKeyVersion});
+
+  @override
+  Future<void> add(List<Uint8List> tokens) {
+    final version = issuerKeyVersion;
+    if (version == null) {
+      throw StateError(
+        'DriftTokenStash.add called without an issuerKeyVersion — '
+        'construct a stash with the version returned by '
+        'IssuanceClient.fetchPublicKey() before issuing tokens.',
+      );
+    }
+    return dao.addTokens(tokens, issuerKeyVersion: version);
+  }
+
+  @override
+  Future<ReservedStashToken?> reserveOne() async {
+    final reserved = await dao.reserveOne();
+    if (reserved == null) return null;
+    return ReservedStashToken(id: reserved.id, token: reserved.token);
+  }
+
+  @override
+  Future<void> commitReserved(int id) => dao.commitReserved(id);
+
+  @override
+  Future<void> releaseReserved(int id) => dao.releaseReserved(id);
+
+  @override
+  Future<Uint8List?> takeOne() async {
+    final reserved = await reserveOne();
+    if (reserved == null) return null;
+    await commitReserved(reserved.id);
+    return reserved.token;
+  }
+
+  @override
+  Future<int> count() => dao.count();
+
+  @override
+  Future<void> clear() async {
+    await dao.clear();
+  }
+}