112 lines
2.6 KiB
JavaScript
112 lines
2.6 KiB
JavaScript
import "core-js/modules/es.json.stringify.js";
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import "core-js/modules/es.array.push.js";
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import { arrayEach } from "../../helpers/array.mjs";
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/**
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* @private
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* @class Storage
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*/
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class Storage {
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// eslint-disable-next-line no-restricted-globals
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constructor(prefix) {
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let rootWindow = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : window;
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/**
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* Reference to proper window.
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*
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* @type {Window}
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*/
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this.rootWindow = rootWindow;
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/**
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* Prefix for key (id element).
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*
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* @type {string}
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*/
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this.prefix = prefix;
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/**
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* Saved keys.
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*
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* @type {Array}
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*/
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this.savedKeys = [];
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this.loadSavedKeys();
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}
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/**
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* Save data to localStorage.
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*
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* @param {string} key Key string.
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* @param {Mixed} value Value to save.
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*/
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saveValue(key, value) {
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this.rootWindow.localStorage.setItem(`${this.prefix}_${key}`, JSON.stringify(value));
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if (this.savedKeys.indexOf(key) === -1) {
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this.savedKeys.push(key);
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this.saveSavedKeys();
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}
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}
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/**
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* Load data from localStorage.
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*
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* @param {string} key Key string.
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* @param {object} defaultValue Object containing the loaded data.
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*
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* @returns {object|undefined}
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*/
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loadValue(key, defaultValue) {
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const itemKey = typeof key === 'undefined' ? defaultValue : key;
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const value = this.rootWindow.localStorage.getItem(`${this.prefix}_${itemKey}`);
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return value === null ? void 0 : JSON.parse(value);
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}
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/**
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* Reset given data from localStorage.
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*
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* @param {string} key Key string.
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*/
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reset(key) {
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this.rootWindow.localStorage.removeItem(`${this.prefix}_${key}`);
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}
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/**
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* Reset all data from localStorage.
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*
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*/
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resetAll() {
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arrayEach(this.savedKeys, (value, index) => {
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this.rootWindow.localStorage.removeItem(`${this.prefix}_${this.savedKeys[index]}`);
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});
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this.clearSavedKeys();
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}
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/**
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* Load and save all keys from localStorage.
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*
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* @private
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*/
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loadSavedKeys() {
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const keysJSON = this.rootWindow.localStorage.getItem(`${this.prefix}__persistentStateKeys`);
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const keys = typeof keysJSON === 'string' ? JSON.parse(keysJSON) : void 0;
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this.savedKeys = keys || [];
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}
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/**
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* Save saved key in localStorage.
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*
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* @private
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*/
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saveSavedKeys() {
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this.rootWindow.localStorage.setItem(`${this.prefix}__persistentStateKeys`, JSON.stringify(this.savedKeys));
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}
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/**
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* Clear saved key from localStorage.
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*
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* @private
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*/
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clearSavedKeys() {
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this.savedKeys.length = 0;
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this.saveSavedKeys();
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}
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}
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export default Storage; |