// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
import {Store as CrUiStore} from 'chrome://resources/js/store.js';
import {reduceAction} from './reducers.js';
import type {BookmarksPageState} from './types.js';
import {createEmptyState} from './util.js';
/**
* @fileoverview A singleton datastore for the Bookmarks page. Page state is
* publicly readable, but can only be modified by dispatching an Action to
* the store.
*/
export class Store extends CrUiStore<BookmarksPageState> {
constructor() {
super(createEmptyState(), reduceAction);
}
static getInstance(): Store {
return instance || (instance = new Store());
}
static setInstance(obj: Store) {
instance = obj;
}
}
let instance: (Store|null) = null;