import { TrackedArray } from 'tracked-built-ins'; import Storage from './base'; export default class Notices extends Storage { initState() { const { key, storage } = this; const persisted = storage.getItem(key); if (persisted) { return new TrackedArray(persisted.split(',')); } else { return new TrackedArray(); } } add(value) { const { key, storage, state } = this; state.push(value); storage.setItem(key, [...state]); } }