// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

import * as Common from '../../core/common/common.js';
import * as i18n from '../../core/i18n/i18n.js';
import * as UI from '../../ui/legacy/legacy.js';

import type * as MobileThrottling from './mobile_throttling.js';

const UIStrings = {
  /**
   * @description Text for throttling the network
   */
  throttling: 'Throttling',
  /**
   * @description Command for showing the Mobile Throttling tool.
   */
  showThrottling: 'Show Throttling',
  /**
   * @description Title of an action in the network conditions tool to network offline
   */
  goOffline: 'Go offline',
  /**
   * @description A tag of Mobile related settings that can be searched in the command menu
   */
  device: 'device',
  /**
   * @description A tag of Network related actions that can be searched in the command menu
   */
  throttlingTag: 'throttling',
  /**
   * @description Title of an action in the network conditions tool to simulate an environment with a
   * slow 3G connection, i.e. for a low end mobile device.
   */
  enableSlowGThrottling: 'Enable slow `3G` throttling',
  /**
   * @description Title of an action in the network conditions tool to simulate an environment with a
   * medium-speed 3G connection, i.e. for a mid-tier mobile device.
   */
  enableFastGThrottling: 'Enable fast `3G` throttling',
  /**
   * @description Title of an action in the network conditions tool to network online
   */
  goOnline: 'Go online',
} as const;
const str_ = i18n.i18n.registerUIStrings('panels/mobile_throttling/mobile_throttling-meta.ts', UIStrings);
const i18nLazyString = i18n.i18n.getLazilyComputedLocalizedString.bind(undefined, str_);

let loadedMobileThrottlingModule: (typeof MobileThrottling|undefined);

async function loadMobileThrottlingModule(): Promise<typeof MobileThrottling> {
  if (!loadedMobileThrottlingModule) {
    loadedMobileThrottlingModule = await import('./mobile_throttling.js');
  }
  return loadedMobileThrottlingModule;
}

UI.ViewManager.registerViewExtension({
  location: UI.ViewManager.ViewLocationValues.SETTINGS_VIEW,
  id: 'throttling-conditions',
  title: i18nLazyString(UIStrings.throttling),
  commandPrompt: i18nLazyString(UIStrings.showThrottling),
  order: 35,
  async loadView(universe) {
    const MobileThrottling = await loadMobileThrottlingModule();
    const {settings} = universe;
    return new MobileThrottling.ThrottlingSettingsTab.ThrottlingSettingsTab(settings);
  },
  settings: [
    'custom-network-conditions',
    'calibrated-cpu-throttling',
  ],
  iconName: 'performance',
});

UI.ActionRegistration.registerActionExtension({
  actionId: 'network-conditions.network-offline',
  category: UI.ActionRegistration.ActionCategory.NETWORK,
  title: i18nLazyString(UIStrings.goOffline),
  async loadActionDelegate() {
    const MobileThrottling = await loadMobileThrottlingModule();
    return new MobileThrottling.ThrottlingManager.ActionDelegate();
  },
  tags: [
    i18nLazyString(UIStrings.device),
    i18nLazyString(UIStrings.throttlingTag),
  ],
});

UI.ActionRegistration.registerActionExtension({
  actionId: 'network-conditions.network-low-end-mobile',
  category: UI.ActionRegistration.ActionCategory.NETWORK,
  title: i18nLazyString(UIStrings.enableSlowGThrottling),
  async loadActionDelegate() {
    const MobileThrottling = await loadMobileThrottlingModule();
    return new MobileThrottling.ThrottlingManager.ActionDelegate();
  },
  tags: [
    i18nLazyString(UIStrings.device),
    i18nLazyString(UIStrings.throttlingTag),
  ],
});

UI.ActionRegistration.registerActionExtension({
  actionId: 'network-conditions.network-mid-tier-mobile',
  category: UI.ActionRegistration.ActionCategory.NETWORK,
  title: i18nLazyString(UIStrings.enableFastGThrottling),
  async loadActionDelegate() {
    const MobileThrottling = await loadMobileThrottlingModule();
    return new MobileThrottling.ThrottlingManager.ActionDelegate();
  },
  tags: [
    i18nLazyString(UIStrings.device),
    i18nLazyString(UIStrings.throttlingTag),
  ],
});

UI.ActionRegistration.registerActionExtension({
  actionId: 'network-conditions.network-online',
  category: UI.ActionRegistration.ActionCategory.NETWORK,
  title: i18nLazyString(UIStrings.goOnline),
  async loadActionDelegate() {
    const MobileThrottling = await loadMobileThrottlingModule();
    return new MobileThrottling.ThrottlingManager.ActionDelegate();
  },
  tags: [
    i18nLazyString(UIStrings.device),
    i18nLazyString(UIStrings.throttlingTag),
  ],
});

Common.Settings.registerSettingExtension({
  storageType: Common.Settings.SettingStorageType.SYNCED,
  settingName: 'custom-network-conditions',
  settingType: Common.Settings.SettingType.ARRAY,
  defaultValue: [],
});