99 lines
3.2 KiB
Dart
99 lines
3.2 KiB
Dart
/*
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* Copyright (c) 2024-2025 Fabian Freund.
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*
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* This file is part of WebLibre
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* (see https://weblibre.eu).
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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import 'package:drift/drift.dart';
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import 'package:drift/internal/versioned_schema.dart';
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import 'package:drift_dev/api/migrations_native.dart';
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import 'package:flutter/foundation.dart';
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import 'package:weblibre/features/bangs/data/database/daos/bang.dart';
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import 'package:weblibre/features/bangs/data/database/daos/sync.dart';
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import 'package:weblibre/features/bangs/data/database/database.drift.dart';
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import 'package:weblibre/features/bangs/data/database/database.steps.dart';
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import 'package:weblibre/features/search/domain/fts_tokenizer.dart';
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@DriftDatabase(include: {'definitions.drift'}, daos: [BangDao, SyncDao])
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class BangDatabase extends $BangDatabase with PrefixQueryBuilderMixin {
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@override
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final int schemaVersion = 4;
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@override
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final int ftsTokenLimit = 6;
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@override
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final int ftsMinTokenLength = 2;
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@override
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MigrationStrategy get migration => MigrationStrategy(
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onUpgrade: (m, from, to) async {
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// Following the advice from https://drift.simonbinder.eu/Migrations/api/#general-tips
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await customStatement('PRAGMA foreign_keys = OFF');
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await transaction(
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() => VersionedSchema.runMigrationSteps(
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migrator: m,
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from: from,
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to: to,
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steps: _upgrade,
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),
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);
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if (kDebugMode) {
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final wrongForeignKeys = await customSelect(
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'PRAGMA foreign_key_check',
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).get();
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assert(
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wrongForeignKeys.isEmpty,
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'${wrongForeignKeys.map((e) => e.data)}',
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);
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}
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await customStatement('PRAGMA foreign_keys = ON');
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},
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beforeOpen: (details) async {
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if (kDebugMode) {
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// This check pulls in a fair amount of code that's not needed
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// anywhere else, so we recommend only doing it in debug builds.
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await validateDatabaseSchema();
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}
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await customStatement('PRAGMA foreign_keys = ON');
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if (details.hadUpgrade && details.versionBefore != null) {
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if (details.versionBefore! < 3) {
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await bang.deleteWhere((t) => t.group.equals(3));
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}
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}
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},
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);
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BangDatabase(super.e);
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static final _upgrade = migrationSteps(
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from1To2: (m, schema) async {
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//Too many changes, we switch to a new database
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},
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from2To3: (m, schema) async {
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final bangAtV3 = schema.bang;
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await m.addColumn(bangAtV3, bangAtV3.searxngApi);
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},
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from3To4: (m, schema) async {
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await m.alterTable(TableMigration(schema.bangHistory));
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},
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);
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}
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