queue/source/utilities/history.ts

import browser from 'webextension-polyfill';

import {deserializeQueue, serializeQueue} from '../settings/migrations.js';

export class History {
  public static async clear(): Promise<void> {
    await browser.storage.local.remove('history');
  }

  public static async fromLocalStorage(): Promise<History> {
    const history = new History();

    const stored = await browser.storage.local.get({history: []});
    history.queue = deserializeQueue(stored.history);

    return history;
  }

  public queue: Queue.Item[];

  private constructor() {
    this.queue = [];
  }

  public async clear(): Promise<void> {
    await History.clear();
  }

  public async insertItems(items: Queue.Item[]): Promise<void> {
    this.queue = this.queue.concat(items);

    for (const [index, item] of this.queue.entries()) {
      item.id = index;
    }

    await this.save();
  }

  public async save(): Promise<void> {
    await browser.storage.local.set({
      history: serializeQueue(this.queue),
    });
  }
}