const win = window, CLIENT_SIDE_STORAGE_INDEX_NAME = 'rlcsc', sName = 'localStorage', getStorage = () => { try { const value = localStorage.getItem(CLIENT_SIDE_STORAGE_INDEX_NAME); return value ? JSON.parse(value) : null; } catch (e) { return null; } }; // Storage try { win[sName].setItem(sName, ''); win[sName].getItem(sName); win[sName].removeItem(sName); } catch (e) { console.error(e); // initialise if there's already data let data = document.cookie.match(/(^|;) ?localStorage=([^;]+)/); data = data ? decodeURIComponent(data[2]) : null; data = data ? JSON.parse(data) : {}; win[sName] = { getItem: key => data[key] == null ? null : data[key], setItem: (key, value) => { data[key] = ''+value; // forces the value to a string document.cookie = sName+'='+encodeURIComponent(JSON.stringify(data)) +";expires="+((new Date(Date.now()+(365*24*60*60*1000))).toGMTString()) +";path=/;samesite=strict"; } }; } /** * @param {number} key * @param {*} data * @returns {boolean} */ export function set(key, data) { const storageResult = getStorage() || {}; storageResult['p' + key] = data; try { localStorage.setItem(CLIENT_SIDE_STORAGE_INDEX_NAME, JSON.stringify(storageResult)); return true; } catch (e) { return false; } } /** * @param {number} key * @returns {*} */ export function get(key) { try { return (getStorage() || {})['p' + key]; } catch (e) { return null; } }