mirror of
https://github.com/streetwriters/notesnook.git
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99 lines
2.3 KiB
JavaScript
99 lines
2.3 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 Storage from "./storage";
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export default class Indexer extends Storage {
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constructor(storage, type) {
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super(storage);
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this.type = type;
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this.indices = [];
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}
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async init() {
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this.indices = (await super.read(this.type, true)) || [];
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}
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exists(key) {
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return this.indices.includes(key);
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}
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async index(key) {
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if (this.exists(key)) return;
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this.indices.push(key);
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await super.write(this.type, this.indices);
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}
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getIndices() {
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return this.indices;
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}
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async deindex(key) {
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if (!this.exists(key)) return;
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this.indices.splice(this.indices.indexOf(key), 1);
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await super.write(this.type, this.indices);
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}
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async clear() {
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this.indices = [];
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await super.clear();
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}
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read(key, isArray = false) {
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return super.read(this.makeId(key), isArray);
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}
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write(key, data) {
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return super.write(this.makeId(key), data);
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}
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remove(key) {
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return super.remove(this.makeId(key));
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}
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async readMulti(keys) {
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const entries = await super.readMulti(keys.map(this.makeId));
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entries.forEach((entry) => {
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entry[0] = entry[0].replace(`_${this.type}`, "");
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});
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return entries;
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}
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async migrateIndices() {
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const keys = (await super.getAllKeys()).filter(
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(key) => !key.endsWith(`_${this.type}`) && this.exists(key)
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);
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for (const id of keys) {
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const item = await super.read(id);
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if (!item) continue;
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await this.write(id, item);
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}
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// remove old ids once they have been moved
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for (const id of keys) {
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await super.remove(id);
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}
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}
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makeId = (id) => {
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return `${id}_${this.type}`;
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};
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}
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