/**
 * @license
 * Copyright 2019 Google LLC
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

// Key to attach FID to in gtag params.
export const GA_FID_KEY = 'firebase_id';
export const ORIGIN_KEY = 'origin';

export const FETCH_TIMEOUT_MILLIS = 60 * 1000;

export const DYNAMIC_CONFIG_URL =
  'https://firebase.googleapis.com/v1alpha/projects/-/apps/{app-id}/webConfig';

export const GTAG_URL = 'https://www.googletagmanager.com/gtag/js';

export enum GtagCommand {
  EVENT = 'event',
  SET = 'set',
  CONFIG = 'config'
}

/**
 * Officially recommended event names for gtag.js
 * Any other string is also allowed.
 *
 * @public
 */
export enum EventName {
  ADD_SHIPPING_INFO = 'add_shipping_info',
  ADD_PAYMENT_INFO = 'add_payment_info',
  ADD_TO_CART = 'add_to_cart',
  ADD_TO_WISHLIST = 'add_to_wishlist',
  BEGIN_CHECKOUT = 'begin_checkout',
  /**
   * @deprecated
   * This event name is deprecated and is unsupported in updated
   * Enhanced Ecommerce reports.
   */
  CHECKOUT_PROGRESS = 'checkout_progress',
  EXCEPTION = 'exception',
  GENERATE_LEAD = 'generate_lead',
  LOGIN = 'login',
  PAGE_VIEW = 'page_view',
  PURCHASE = 'purchase',
  REFUND = 'refund',
  REMOVE_FROM_CART = 'remove_from_cart',
  SCREEN_VIEW = 'screen_view',
  SEARCH = 'search',
  SELECT_CONTENT = 'select_content',
  SELECT_ITEM = 'select_item',
  SELECT_PROMOTION = 'select_promotion',
  /** @deprecated */
  SET_CHECKOUT_OPTION = 'set_checkout_option',
  SHARE = 'share',
  SIGN_UP = 'sign_up',
  TIMING_COMPLETE = 'timing_complete',
  VIEW_CART = 'view_cart',
  VIEW_ITEM = 'view_item',
  VIEW_ITEM_LIST = 'view_item_list',
  VIEW_PROMOTION = 'view_promotion',
  VIEW_SEARCH_RESULTS = 'view_search_results'
}