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86 lines
2.7 KiB
JavaScript
86 lines
2.7 KiB
JavaScript
/*
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This file is part of the Notesnook project (https://notesnook.com/)
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Copyright (C) 2023 Streetwriters (Private) Limited
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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 General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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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 General Public License for more details.
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You should have received a copy of the GNU 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 { sendMigrationProgressEvent } from "../common";
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import { migrateCollection, migrateItem } from "../migrations";
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class Migrator {
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async migrate(db, collections, get, version, restore = false) {
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for (let collection of collections) {
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if (!collection.index || !collection.dbCollection) continue;
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if (collection.dbCollection.collectionName)
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sendMigrationProgressEvent(
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db.eventManager,
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collection.dbCollection.collectionName,
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0,
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0
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);
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await migrateCollection(collection.dbCollection, version);
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const index = (await collection.index()) || [];
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for (var i = 0; i < index.length; ++i) {
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let id = index[i];
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let item = get(id, collection.dbCollection.collectionName);
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if (!item) {
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continue;
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}
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if (collection.dbCollection.collectionName)
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sendMigrationProgressEvent(
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db.eventManager,
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collection.dbCollection.collectionName,
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index.length,
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i + 1
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);
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// check if item is permanently deleted or just a soft delete
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if (item.deleted && !item.type) {
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await collection.dbCollection?._collection?.addItem(item);
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continue;
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}
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const itemId = item.id;
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const migrated = await migrateItem(
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item,
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version,
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item.type || collection.type || collection.dbCollection.type,
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db
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);
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if (migrated || restore) {
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if (collection.dbCollection.merge) {
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await collection.dbCollection.merge(item);
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} else if (collection.dbCollection.add) {
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await collection.dbCollection.add(item);
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}
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// if id changed after migration, we need to delete the old one.
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if (item.id !== itemId) {
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await collection.dbCollection?._collection?.deleteItem(itemId);
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}
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}
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}
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}
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return true;
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}
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}
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export default Migrator;
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