74 lines
2.1 KiB
JavaScript
74 lines
2.1 KiB
JavaScript
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.createVolume = exports.ObjectStore = void 0;
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const volume_1 = require("./volume");
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const node_1 = require("./node");
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class ObjectStore {
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constructor(obj) {
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this.obj = obj;
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}
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setItem(key, json) {
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this.obj[key] = JSON.stringify(json);
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}
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getItem(key) {
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const data = this.obj[key];
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if (typeof data === void 0)
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return void 0;
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return JSON.parse(data);
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}
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removeItem(key) {
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delete this.obj[key];
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}
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}
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exports.ObjectStore = ObjectStore;
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function createVolume(namespace, LS = localStorage) {
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const store = new ObjectStore(LS);
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const key = (type, id) => `memfs.${namespace}.${type}.${id}`;
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class NodeLocalStorage extends node_1.Node {
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get Key() {
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if (!this._key)
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this._key = key('ino', this.ino);
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return this._key;
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}
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sync() {
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store.setItem(this.Key, this.toJSON());
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}
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touch() {
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super.touch();
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this.sync();
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}
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del() {
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super.del();
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store.removeItem(this.Key);
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}
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}
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class LinkLocalStorage extends node_1.Link {
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get Key() {
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if (!this._key)
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this._key = key('link', this.getPath());
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return this._key;
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}
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sync() {
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store.setItem(this.Key, this.toJSON());
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}
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}
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return class VolumeLocalStorage extends volume_1.Volume {
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constructor() {
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super({
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Node: NodeLocalStorage,
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Link: LinkLocalStorage,
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});
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}
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createLink(parent, name, isDirectory, perm) {
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const link = super.createLink(parent, name, isDirectory, perm);
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store.setItem(key('link', link.getPath()), link.toJSON());
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return link;
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}
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deleteLink(link) {
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store.removeItem(key('link', link.getPath()));
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return super.deleteLink(link);
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}
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};
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}
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exports.createVolume = createVolume;
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//# sourceMappingURL=volume-localstorage.js.map
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